Prepare v2015.07

Signed-off-by: Tom Rini <trini@konsulko.com>

Kconfig

@@ -178,7 +178,7 @@ config SYS_EXTRA_OPTIONS
 	  new boards should not use this option.
 
 config SYS_TEXT_BASE
-	depends on SPARC || ARC || X86
+	depends on SPARC || ARC || X86 || ARCH_UNIPHIER
 	hex "Text Base"
 	help
 	  TODO: Move CONFIG_SYS_TEXT_BASE for all the architecture

MAINTAINERS

@@ -376,18 +376,13 @@ T:	git git://git.denx.de/u-boot-sparc.git
 F:	arch/sparc/
 
 SPI
-M:	Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
+M:	Jagan Teki <jteki@openedev.com>
 S:	Maintained
 T:	git git://git.denx.de/u-boot-spi.git
 F:	drivers/mtd/spi/
 F:	drivers/spi/
 F:	include/spi*
 
-TESTING
-M:	Detlev Zundel <dzu@denx.de>
-S:	Maintained
-T:	git git://git.denx.de/u-boot-testing.git
-
 TQ GROUP
 M:	Martin Krause <martin.krause@tq-systems.de>
 S:	Maintained

Makefile

@@ -1,7 +1,7 @@
 VERSION = 2015
 PATCHLEVEL = 07
 SUBLEVEL =
-EXTRAVERSION = -rc1
+EXTRAVERSION =
 NAME =
 
 # *DOCUMENTATION*
@@ -565,6 +565,7 @@ KBUILD_CFLAGS += -DBUILD_TAG='"$(BUILD_TAG)"'
 endif
 
 KBUILD_CFLAGS += $(call cc-option,-fno-stack-protector)
+KBUILD_CFLAGS += $(call cc-option,-fno-delete-null-pointer-checks)
 
 KBUILD_CFLAGS	+= -g
 # $(KBUILD_AFLAGS) sets -g, which causes gcc to pass a suitable -g<format>
@@ -645,7 +646,8 @@ libs-y += drivers/power/ \
 	drivers/power/fuel_gauge/ \
 	drivers/power/mfd/ \
 	drivers/power/pmic/ \
-	drivers/power/battery/
+	drivers/power/battery/ \
+	drivers/power/regulator/
 libs-y += drivers/spi/
 libs-$(CONFIG_FMAN_ENET) += drivers/net/fm/
 libs-$(CONFIG_SYS_FSL_DDR) += drivers/ddr/fsl/
@@ -665,6 +667,7 @@ libs-$(CONFIG_API) += api/
 libs-$(CONFIG_HAS_POST) += post/
 libs-y += test/
 libs-y += test/dm/
+libs-$(CONFIG_UT_ENV) += test/env/
 
 libs-y += $(if $(BOARDDIR),board/$(BOARDDIR)/)
 
@@ -874,7 +877,7 @@ endif
 # Create a file containing the configuration options the image was built with
 quiet_cmd_cpp_cfg = CFG     $@
 cmd_cpp_cfg = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
-		-D__ASSEMBLY__ -x assembler-with-cpp -P -dM -E -o $@ $<
+	-DDO_DEPS_ONLY -D__ASSEMBLY__ -x assembler-with-cpp -P -dM -E -o $@ $<
 
 MKIMAGEFLAGS_u-boot.img = -A $(ARCH) -T firmware -C none -O u-boot \
 	-a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \
@@ -1230,7 +1233,8 @@ endef
 
 define filechk_timestamp.h
 	(LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"'; \
-	LC_ALL=C date +'#define U_BOOT_TIME "%T"')
+	LC_ALL=C date +'#define U_BOOT_TIME "%T"'; \
+	LC_ALL=C date +'#define U_BOOT_TZ "%z"')
 endef
 
 $(version_h): include/config/uboot.release FORCE
@@ -1272,6 +1276,7 @@ FINDFLAGS := -L
 tags ctags:
 		ctags -w -o ctags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \
 						-name '*.[chS]' -print`
+		ln -s ctags tags
 
 etags:
 		etags -a -o etags `$(FIND) $(FINDFLAGS) $(TAG_SUBDIRS) \

README

@@ -948,6 +948,9 @@ The following options need to be configured:
 		bytes are output before the console is initialised, the
 		earlier bytes are discarded.
 
+		Note that when printing the buffer a copy is made on the
+		stack so CONFIG_PRE_CON_BUF_SZ must fit on the stack.
+
 		'Sane' compilers will generate smaller code if
 		CONFIG_PRE_CON_BUF_SZ is a power of 2
 
@@ -974,8 +977,6 @@ The following options need to be configured:
 		CONFIG_AUTOBOOT_PROMPT
 		CONFIG_AUTOBOOT_DELAY_STR
 		CONFIG_AUTOBOOT_STOP_STR
-		CONFIG_AUTOBOOT_DELAY_STR2
-		CONFIG_AUTOBOOT_STOP_STR2
 		CONFIG_ZERO_BOOTDELAY_CHECK
 		CONFIG_RESET_TO_RETRY
 
@@ -1047,9 +1048,7 @@ The following options need to be configured:
 		Monitor commands can be included or excluded
 		from the build by using the #include files
 		<config_cmd_all.h> and #undef'ing unwanted
-		commands, or using <config_cmd_default.h>
-		and augmenting with additional #define's
-		for wanted commands.
+		commands, or adding #define's for wanted commands.
 
 		The default command configuration includes all commands
 		except those marked below with a "*".
@@ -2107,18 +2106,6 @@ CBFS (Coreboot Filesystem) support
 		Some PHY like Intel LXT971A need extra delay after
 		command issued before MII status register can be read
 
-- Ethernet address:
-		CONFIG_ETHADDR
-		CONFIG_ETH1ADDR
-		CONFIG_ETH2ADDR
-		CONFIG_ETH3ADDR
-		CONFIG_ETH4ADDR
-		CONFIG_ETH5ADDR
-
-		Define a default value for Ethernet address to use
-		for the respective Ethernet interface, in case this
-		is not determined automatically.
-
 - IP address:
 		CONFIG_IPADDR
 
@@ -2873,8 +2860,8 @@ CBFS (Coreboot Filesystem) support
 		completely disabled. Anybody can change or delete
 		these parameters.
 
-		Alternatively, if you #define _both_ CONFIG_ETHADDR
-		_and_ CONFIG_OVERWRITE_ETHADDR_ONCE, a default
+		Alternatively, if you define _both_ an ethaddr in the
+		default env _and_ CONFIG_OVERWRITE_ETHADDR_ONCE, a default
 		Ethernet address is installed in the environment,
 		which can be changed exactly ONCE by the user. [The
 		serial# is unaffected by this, i. e. it remains
@@ -3048,6 +3035,19 @@ CBFS (Coreboot Filesystem) support
 		this is instead controlled by the value of
 		/config/load-environment.
 
+- Parallel Flash support:
+		CONFIG_SYS_NO_FLASH
+
+		Traditionally U-boot was run on systems with parallel NOR
+		flash. This option is used to disable support for parallel NOR
+		flash. This option should be defined if the board does not have
+		parallel flash.
+
+		If this option is not defined one of the generic flash drivers
+		(e.g.  CONFIG_FLASH_CFI_DRIVER or CONFIG_ST_SMI) must be
+		selected or the board must provide an implementation of the
+		flash API (see include/flash.h).
+
 - DataFlash Support:
 		CONFIG_HAS_DATAFLASH
 
@@ -3079,11 +3079,6 @@ CBFS (Coreboot Filesystem) support
 		Define this option to include a destructive SPI flash
 		test ('sf test').
 
-		CONFIG_SPI_FLASH_BAR		Ban/Extended Addr Reg
-
-		Define this option to use the Bank addr/Extended addr
-		support on SPI flashes which has size > 16Mbytes.
-
 		CONFIG_SF_DUAL_FLASH		Dual flash memories
 
 		Define this option to use dual flash support where two flash
@@ -4151,6 +4146,10 @@ Configuration Settings:
 		list, simply add an entry for the same variable name to the
 		".flags" variable.
 
+	If CONFIG_REGEX is defined, the variable_name above is evaluated as a
+	regular expression. This allows multiple variables to define the same
+	flags without explicitly listing them for each variable.
+
 - CONFIG_ENV_ACCESS_IGNORE_FORCE
 	If defined, don't allow the -f switch to env set override variable
 	access flags.
@@ -5473,7 +5472,7 @@ loaded to, and "Flash Location" gives the image's address in NOR
 flash or offset in NAND flash.
 
 *Note* - these variables don't have to be defined for all boards, some
-boards currenlty use other variables for these purposes, and some
+boards currently use other variables for these purposes, and some
 boards use these variables for other purposes.
 
 Image		    File Name	     RAM Address       Flash Location
@@ -5549,6 +5548,10 @@ override any association in the static list. You can define
 CONFIG_ENV_CALLBACK_LIST_DEFAULT to a list (string) to define the
 ".callbacks" environment variable in the default or embedded environment.
 
+If CONFIG_REGEX is defined, the variable_name above is evaluated as a
+regular expression. This allows multiple variables to be connected to
+the same callback without explicitly listing them all out.
+
 
 Command Line Parsing:
 =====================
@@ -5623,7 +5626,8 @@ o If both the SROM and the environment contain a MAC address, and the
   warning is printed.
 
 o If neither SROM nor the environment contain a MAC address, an error
-  is raised.
+  is raised. If CONFIG_NET_RANDOM_ETHADDR is defined, then in this case
+  a random, locally-assigned MAC is used.
 
 If Ethernet drivers implement the 'write_hwaddr' function, valid MAC addresses
 will be programmed into hardware as part of the initialization process.	 This

arch/Kconfig

@@ -18,13 +18,14 @@ config ARC
 
 config ARM
 	bool "ARM architecture"
-	select HAVE_PRIVATE_LIBGCC
+	select HAVE_PRIVATE_LIBGCC if !ARM64
 	select HAVE_GENERIC_BOARD
 	select SUPPORT_OF_CONTROL
 
 config AVR32
 	bool "AVR32 architecture"
 	select HAVE_GENERIC_BOARD
+	select SYS_GENERIC_BOARD
 
 config BLACKFIN
 	bool "Blackfin architecture"

arch/arc/Kconfig

@@ -4,9 +4,6 @@ menu "ARC architecture"
 config SYS_ARCH
 	default "arc"
 
-config USE_PRIVATE_LIBGCC
-	default y
-
 config SYS_CPU
 	default "arcv1" if ISA_ARCOMPACT
 	default "arcv2" if ISA_ARCV2
@@ -132,14 +129,7 @@ config ARC_CACHE_LINE_SHIFT
 
 choice
 	prompt "Target select"
-
-config TARGET_DUMMY
-	bool "Dummy target"
-	help
-	  Please select one of real target boards below!
-	  This target is only meant to force "makedefconfig" to put
-	  TARGET_xxx in defconfig even this is the first target from the list
-	  below.
+	optional
 
 config TARGET_TB100
 	bool "Support tb100"

arch/arc/config.mk

@@ -11,13 +11,13 @@ CONFIG_SYS_BIG_ENDIAN = 1
 endif
 
 ifdef CONFIG_SYS_LITTLE_ENDIAN
-ARC_CROSS_COMPILE := arc-buildroot-linux-uclibc-
+ARC_CROSS_COMPILE := arc-linux-
 PLATFORM_LDFLAGS += -EL
 PLATFORM_CPPFLAGS += -mlittle-endian
 endif
 
 ifdef CONFIG_SYS_BIG_ENDIAN
-ARC_CROSS_COMPILE := arceb-buildroot-linux-uclibc-
+ARC_CROSS_COMPILE := arceb-linux-
 PLATFORM_LDFLAGS += -EB
 PLATFORM_CPPFLAGS += -mbig-endian
 endif

arch/arc/dts/.gitignore

@@ -0,0 +1 @@
+*.dtb

arch/arc/include/asm/arcregs.h

@@ -47,9 +47,12 @@
 #endif
 #define ARC_BCR_DC_BUILD	0x72
 #define ARC_BCR_SLC		0xce
-#define ARC_AUX_SLC_CONTROL	0x903
+#define ARC_AUX_SLC_CONFIG	0x901
+#define ARC_AUX_SLC_CTRL	0x903
 #define ARC_AUX_SLC_FLUSH	0x904
 #define ARC_AUX_SLC_INVALIDATE	0x905
+#define ARC_AUX_SLC_IVDL	0x910
+#define ARC_AUX_SLC_FLDL	0x912
 
 #ifndef __ASSEMBLY__
 /* Accessors for auxiliary registers */

arch/arc/include/asm/cache.h

@@ -29,12 +29,7 @@
 
 #ifndef __ASSEMBLY__
 
-#ifdef CONFIG_ISA_ARCV2
-void slc_enable(void);
-void slc_disable(void);
-void slc_flush(void);
-void slc_invalidate(void);
-#endif
+void cache_init(void);
 
 #endif /* __ASSEMBLY__ */
 

arch/arc/lib/bootm.c

@@ -53,6 +53,9 @@ static void boot_prep_linux(bootm_headers_t *images)
 		hang();
 }
 
+__weak void smp_set_core_boot_addr(unsigned long addr, int corenr) {}
+__weak void smp_kick_all_cpus(void) {}
+
 /* Subcommand: GO */
 static void boot_jump_linux(bootm_headers_t *images, int flag)
 {
@@ -80,6 +83,9 @@ static void boot_jump_linux(bootm_headers_t *images, int flag)
 		r2 = (unsigned int)getenv("bootargs");
 	}
 
+	smp_set_core_boot_addr((unsigned long)kernel_entry, -1);
+	smp_kick_all_cpus();
+
 	if (!fake)
 		kernel_entry(r0, 0, r2);
 }

arch/arc/lib/cache.c

@@ -5,9 +5,13 @@
  */
 
 #include <config.h>
+#include <linux/compiler.h>
+#include <linux/kernel.h>
 #include <asm/arcregs.h>
 #include <asm/cache.h>
 
+#define CACHE_LINE_MASK		(~(CONFIG_SYS_CACHELINE_SIZE - 1))
+
 /* Bit values in IC_CTRL */
 #define IC_CTRL_CACHE_DISABLE	(1 << 0)
 
@@ -18,60 +22,186 @@
 #define CACHE_VER_NUM_MASK	0xF
 #define SLC_CTRL_SB		(1 << 2)
 
+#define OP_INV		0x1
+#define OP_FLUSH	0x2
+#define OP_INV_IC	0x3
+
+#ifdef CONFIG_ISA_ARCV2
+/*
+ * By default that variable will fall into .bss section.
+ * But .bss section is not relocated and so it will be initilized before
+ * relocation but will be used after being zeroed.
+ */
+int slc_line_sz __section(".data");
+int slc_exists __section(".data");
+
+static unsigned int __before_slc_op(const int op)
+{
+	unsigned int reg = reg;
+
+	if (op == OP_INV) {
+		/*
+		 * IM is set by default and implies Flush-n-inv
+		 * Clear it here for vanilla inv
+		 */
+		reg = read_aux_reg(ARC_AUX_SLC_CTRL);
+		write_aux_reg(ARC_AUX_SLC_CTRL, reg & ~DC_CTRL_INV_MODE_FLUSH);
+	}
+
+	return reg;
+}
+
+static void __after_slc_op(const int op, unsigned int reg)
+{
+	if (op & OP_FLUSH)	/* flush / flush-n-inv both wait */
+		while (read_aux_reg(ARC_AUX_SLC_CTRL) &
+		       DC_CTRL_FLUSH_STATUS)
+			;
+
+	/* Switch back to default Invalidate mode */
+	if (op == OP_INV)
+		write_aux_reg(ARC_AUX_SLC_CTRL, reg | DC_CTRL_INV_MODE_FLUSH);
+}
+
+static inline void __slc_line_loop(unsigned long paddr, unsigned long sz,
+				   const int op)
+{
+	unsigned int aux_cmd;
+	int num_lines;
+
+#define SLC_LINE_MASK	(~(slc_line_sz - 1))
+
+	aux_cmd = op & OP_INV ? ARC_AUX_SLC_IVDL : ARC_AUX_SLC_FLDL;
+
+	sz += paddr & ~SLC_LINE_MASK;
+	paddr &= SLC_LINE_MASK;
+
+	num_lines = DIV_ROUND_UP(sz, slc_line_sz);
+
+	while (num_lines-- > 0) {
+		write_aux_reg(aux_cmd, paddr);
+		paddr += slc_line_sz;
+	}
+}
+
+static inline void __slc_entire_op(const int cacheop)
+{
+	int aux;
+	unsigned int ctrl_reg = __before_slc_op(cacheop);
+
+	if (cacheop & OP_INV)	/* Inv or flush-n-inv use same cmd reg */
+		aux = ARC_AUX_SLC_INVALIDATE;
+	else
+		aux = ARC_AUX_SLC_FLUSH;
+
+	write_aux_reg(aux, 0x1);
+
+	__after_slc_op(cacheop, ctrl_reg);
+}
+
+static inline void __slc_line_op(unsigned long paddr, unsigned long sz,
+				 const int cacheop)
+{
+	unsigned int ctrl_reg = __before_slc_op(cacheop);
+	__slc_line_loop(paddr, sz, cacheop);
+	__after_slc_op(cacheop, ctrl_reg);
+}
+#else
+#define __slc_entire_op(cacheop)
+#define __slc_line_op(paddr, sz, cacheop)
+#endif
+
+static inline int icache_exists(void)
+{
+	/* Check if Instruction Cache is available */
+	if (read_aux_reg(ARC_BCR_IC_BUILD) & CACHE_VER_NUM_MASK)
+		return 1;
+	else
+		return 0;
+}
+
+static inline int dcache_exists(void)
+{
+	/* Check if Data Cache is available */
+	if (read_aux_reg(ARC_BCR_DC_BUILD) & CACHE_VER_NUM_MASK)
+		return 1;
+	else
+		return 0;
+}
+
+void cache_init(void)
+{
+#ifdef CONFIG_ISA_ARCV2
+	/* Check if System-Level Cache (SLC) is available */
+	if (read_aux_reg(ARC_BCR_SLC) & CACHE_VER_NUM_MASK) {
+#define LSIZE_OFFSET	4
+#define LSIZE_MASK	3
+		if (read_aux_reg(ARC_AUX_SLC_CONFIG) &
+		    (LSIZE_MASK << LSIZE_OFFSET))
+			slc_line_sz = 64;
+		else
+			slc_line_sz = 128;
+		slc_exists = 1;
+	} else {
+		slc_exists = 0;
+	}
+#endif
+}
+
 int icache_status(void)
 {
-	/* If no cache in CPU exit immediately */
-	if (!(read_aux_reg(ARC_BCR_IC_BUILD) & CACHE_VER_NUM_MASK))
+	if (!icache_exists())
 		return 0;
 
-	return (read_aux_reg(ARC_AUX_IC_CTRL) & IC_CTRL_CACHE_DISABLE) !=
-	       IC_CTRL_CACHE_DISABLE;
+	if (read_aux_reg(ARC_AUX_IC_CTRL) & IC_CTRL_CACHE_DISABLE)
+		return 0;
+	else
+		return 1;
 }
 
 void icache_enable(void)
 {
-	/* If no cache in CPU exit immediately */
-	if (!(read_aux_reg(ARC_BCR_IC_BUILD) & CACHE_VER_NUM_MASK))
-		return;
-
-	write_aux_reg(ARC_AUX_IC_CTRL, read_aux_reg(ARC_AUX_IC_CTRL) &
-		      ~IC_CTRL_CACHE_DISABLE);
+	if (icache_exists())
+		write_aux_reg(ARC_AUX_IC_CTRL, read_aux_reg(ARC_AUX_IC_CTRL) &
+			      ~IC_CTRL_CACHE_DISABLE);
 }
 
 void icache_disable(void)
 {
-	/* If no cache in CPU exit immediately */
-	if (!(read_aux_reg(ARC_BCR_IC_BUILD) & CACHE_VER_NUM_MASK))
-		return;
-
-	write_aux_reg(ARC_AUX_IC_CTRL, read_aux_reg(ARC_AUX_IC_CTRL) |
-		      IC_CTRL_CACHE_DISABLE);
+	if (icache_exists())
+		write_aux_reg(ARC_AUX_IC_CTRL, read_aux_reg(ARC_AUX_IC_CTRL) |
+			      IC_CTRL_CACHE_DISABLE);
 }
 
+#ifndef CONFIG_SYS_DCACHE_OFF
 void invalidate_icache_all(void)
 {
-	/* If no cache in CPU exit immediately */
-	if (!(read_aux_reg(ARC_BCR_IC_BUILD) & CACHE_VER_NUM_MASK))
-		return;
-
 	/* Any write to IC_IVIC register triggers invalidation of entire I$ */
-	write_aux_reg(ARC_AUX_IC_IVIC, 1);
+	if (icache_status()) {
+		write_aux_reg(ARC_AUX_IC_IVIC, 1);
+		read_aux_reg(ARC_AUX_IC_CTRL);	/* blocks */
+	}
 }
+#else
+void invalidate_icache_all(void)
+{
+}
+#endif
 
 int dcache_status(void)
 {
-	/* If no cache in CPU exit immediately */
-	if (!(read_aux_reg(ARC_BCR_DC_BUILD) & CACHE_VER_NUM_MASK))
+	if (!dcache_exists())
 		return 0;
 
-	return (read_aux_reg(ARC_AUX_DC_CTRL) & DC_CTRL_CACHE_DISABLE) !=
-		DC_CTRL_CACHE_DISABLE;
+	if (read_aux_reg(ARC_AUX_DC_CTRL) & DC_CTRL_CACHE_DISABLE)
+		return 0;
+	else
+		return 1;
 }
 
 void dcache_enable(void)
 {
-	/* If no cache in CPU exit immediately */
-	if (!(read_aux_reg(ARC_BCR_DC_BUILD) & CACHE_VER_NUM_MASK))
+	if (!dcache_exists())
 		return;
 
 	write_aux_reg(ARC_AUX_DC_CTRL, read_aux_reg(ARC_AUX_DC_CTRL) &
@@ -80,91 +210,123 @@ void dcache_enable(void)
 
 void dcache_disable(void)
 {
-	/* If no cache in CPU exit immediately */
-	if (!(read_aux_reg(ARC_BCR_DC_BUILD) & CACHE_VER_NUM_MASK))
+	if (!dcache_exists())
 		return;
 
 	write_aux_reg(ARC_AUX_DC_CTRL, read_aux_reg(ARC_AUX_DC_CTRL) |
 		      DC_CTRL_CACHE_DISABLE);
 }
 
-void flush_dcache_all(void)
-{
-	/* If no cache in CPU exit immediately */
-	if (!(read_aux_reg(ARC_BCR_DC_BUILD) & CACHE_VER_NUM_MASK))
-		return;
-
-	/* Do flush of entire cache */
-	write_aux_reg(ARC_AUX_DC_FLSH, 1);
-
-	/* Wait flush end */
-	while (read_aux_reg(ARC_AUX_DC_CTRL) & DC_CTRL_FLUSH_STATUS)
-		;
-}
-
 #ifndef CONFIG_SYS_DCACHE_OFF
-static void dcache_flush_line(unsigned addr)
+/*
+ * Common Helper for Line Operations on {I,D}-Cache
+ */
+static inline void __cache_line_loop(unsigned long paddr, unsigned long sz,
+				     const int cacheop)
 {
+	unsigned int aux_cmd;
 #if (CONFIG_ARC_MMU_VER == 3)
-	write_aux_reg(ARC_AUX_DC_PTAG, addr);
+	unsigned int aux_tag;
 #endif
-	write_aux_reg(ARC_AUX_DC_FLDL, addr);
+	int num_lines;
 
-	/* Wait flush end */
-	while (read_aux_reg(ARC_AUX_DC_CTRL) & DC_CTRL_FLUSH_STATUS)
-		;
-
-#ifndef CONFIG_SYS_ICACHE_OFF
-	/*
-	 * Invalidate I$ for addresses range just flushed from D$.
-	 * If we try to execute data flushed above it will be valid/correct
-	 */
+	if (cacheop == OP_INV_IC) {
+		aux_cmd = ARC_AUX_IC_IVIL;
 #if (CONFIG_ARC_MMU_VER == 3)
-	write_aux_reg(ARC_AUX_IC_PTAG, addr);
+		aux_tag = ARC_AUX_IC_PTAG;
 #endif
-	write_aux_reg(ARC_AUX_IC_IVIL, addr);
-#endif /* CONFIG_SYS_ICACHE_OFF */
+	} else {
+		/* d$ cmd: INV (discard or wback-n-discard) OR FLUSH (wback) */
+		aux_cmd = cacheop & OP_INV ? ARC_AUX_DC_IVDL : ARC_AUX_DC_FLDL;
+#if (CONFIG_ARC_MMU_VER == 3)
+		aux_tag = ARC_AUX_DC_PTAG;
+#endif
+	}
+
+	sz += paddr & ~CACHE_LINE_MASK;
+	paddr &= CACHE_LINE_MASK;
+
+	num_lines = DIV_ROUND_UP(sz, CONFIG_SYS_CACHELINE_SIZE);
+
+	while (num_lines-- > 0) {
+#if (CONFIG_ARC_MMU_VER == 3)
+		write_aux_reg(aux_tag, paddr);
+#endif
+		write_aux_reg(aux_cmd, paddr);
+		paddr += CONFIG_SYS_CACHELINE_SIZE;
+	}
 }
-#endif /* CONFIG_SYS_DCACHE_OFF */
 
-void flush_dcache_range(unsigned long start, unsigned long end)
+static unsigned int __before_dc_op(const int op)
 {
-#ifndef CONFIG_SYS_DCACHE_OFF
-	unsigned int addr;
+	unsigned int reg;
 
-	start = start & (~(CONFIG_SYS_CACHELINE_SIZE - 1));
-	end = end & (~(CONFIG_SYS_CACHELINE_SIZE - 1));
+	if (op == OP_INV) {
+		/*
+		 * IM is set by default and implies Flush-n-inv
+		 * Clear it here for vanilla inv
+		 */
+		reg = read_aux_reg(ARC_AUX_DC_CTRL);
+		write_aux_reg(ARC_AUX_DC_CTRL, reg & ~DC_CTRL_INV_MODE_FLUSH);
+	}
 
-	for (addr = start; addr <= end; addr += CONFIG_SYS_CACHELINE_SIZE)
-		dcache_flush_line(addr);
-#endif /* CONFIG_SYS_DCACHE_OFF */
+	return reg;
 }
 
+static void __after_dc_op(const int op, unsigned int reg)
+{
+	if (op & OP_FLUSH)	/* flush / flush-n-inv both wait */
+		while (read_aux_reg(ARC_AUX_DC_CTRL) & DC_CTRL_FLUSH_STATUS)
+			;
+
+	/* Switch back to default Invalidate mode */
+	if (op == OP_INV)
+		write_aux_reg(ARC_AUX_DC_CTRL, reg | DC_CTRL_INV_MODE_FLUSH);
+}
+
+static inline void __dc_entire_op(const int cacheop)
+{
+	int aux;
+	unsigned int ctrl_reg = __before_dc_op(cacheop);
+
+	if (cacheop & OP_INV)	/* Inv or flush-n-inv use same cmd reg */
+		aux = ARC_AUX_DC_IVDC;
+	else
+		aux = ARC_AUX_DC_FLSH;
+
+	write_aux_reg(aux, 0x1);
+
+	__after_dc_op(cacheop, ctrl_reg);
+}
+
+static inline void __dc_line_op(unsigned long paddr, unsigned long sz,
+				const int cacheop)
+{
+	unsigned int ctrl_reg = __before_dc_op(cacheop);
+	__cache_line_loop(paddr, sz, cacheop);
+	__after_dc_op(cacheop, ctrl_reg);
+}
+#else
+#define __dc_entire_op(cacheop)
+#define __dc_line_op(paddr, sz, cacheop)
+#endif /* !CONFIG_SYS_DCACHE_OFF */
+
 void invalidate_dcache_range(unsigned long start, unsigned long end)
 {
-#ifndef CONFIG_SYS_DCACHE_OFF
-	unsigned int addr;
-
-	start = start & (~(CONFIG_SYS_CACHELINE_SIZE - 1));
-	end = end & (~(CONFIG_SYS_CACHELINE_SIZE - 1));
-
-	for (addr = start; addr <= end; addr += CONFIG_SYS_CACHELINE_SIZE) {
-#if (CONFIG_ARC_MMU_VER == 3)
-		write_aux_reg(ARC_AUX_DC_PTAG, addr);
+	__dc_line_op(start, end - start, OP_INV);
+#ifdef CONFIG_ISA_ARCV2
+	if (slc_exists)
+		__slc_line_op(start, end - start, OP_INV);
 #endif
-		write_aux_reg(ARC_AUX_DC_IVDL, addr);
-	}
-#endif /* CONFIG_SYS_DCACHE_OFF */
 }
 
-void invalidate_dcache_all(void)
+void flush_dcache_range(unsigned long start, unsigned long end)
 {
-	/* If no cache in CPU exit immediately */
-	if (!(read_aux_reg(ARC_BCR_DC_BUILD) & CACHE_VER_NUM_MASK))
-		return;
-
-	/* Write 1 to DC_IVDC register triggers invalidation of entire D$ */
-	write_aux_reg(ARC_AUX_DC_IVDC, 1);
+	__dc_line_op(start, end - start, OP_FLUSH);
+#ifdef CONFIG_ISA_ARCV2
+	if (slc_exists)
+		__slc_line_op(start, end - start, OP_FLUSH);
+#endif
 }
 
 void flush_cache(unsigned long start, unsigned long size)
@@ -172,47 +334,20 @@ void flush_cache(unsigned long start, unsigned long size)
 	flush_dcache_range(start, start + size);
 }
 
+void invalidate_dcache_all(void)
+{
+	__dc_entire_op(OP_INV);
 #ifdef CONFIG_ISA_ARCV2
-void slc_enable(void)
-{
-	/* If SLC ver = 0, no SLC present in CPU */
-	if (!(read_aux_reg(ARC_BCR_SLC) & 0xff))
-		return;
-
-	write_aux_reg(ARC_AUX_SLC_CONTROL,
-		      read_aux_reg(ARC_AUX_SLC_CONTROL) & ~1);
+	if (slc_exists)
+		__slc_entire_op(OP_INV);
+#endif
 }
 
-void slc_disable(void)
+void flush_dcache_all(void)
 {
-	/* If SLC ver = 0, no SLC present in CPU */
-	if (!(read_aux_reg(ARC_BCR_SLC) & 0xff))
-		return;
-
-	write_aux_reg(ARC_AUX_SLC_CONTROL,
-		      read_aux_reg(ARC_AUX_SLC_CONTROL) | 1);
+	__dc_entire_op(OP_FLUSH);
+#ifdef CONFIG_ISA_ARCV2
+	if (slc_exists)
+		__slc_entire_op(OP_FLUSH);
+#endif
 }
-
-void slc_flush(void)
-{
-	/* If SLC ver = 0, no SLC present in CPU */
-	if (!(read_aux_reg(ARC_BCR_SLC) & 0xff))
-		return;
-
-	write_aux_reg(ARC_AUX_SLC_FLUSH, 1);
-
-	/* Wait flush end */
-	while (read_aux_reg(ARC_AUX_SLC_CONTROL) & SLC_CTRL_SB)
-		;
-}
-
-void slc_invalidate(void)
-{
-	/* If SLC ver = 0, no SLC present in CPU */
-	if (!(read_aux_reg(ARC_BCR_SLC) & 0xff))
-		return;
-
-	write_aux_reg(ARC_AUX_SLC_INVALIDATE, 1);
-}
-
-#endif /* CONFIG_ISA_ARCV2 */

arch/arc/lib/cpu.c

@@ -23,6 +23,8 @@ int arch_cpu_init(void)
 	gd->cpu_clk = CONFIG_SYS_CLK_FREQ;
 	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
 
+	cache_init();
+
 	return 0;
 }
 

arch/arc/lib/init_helpers.c

@@ -10,16 +10,8 @@ DECLARE_GLOBAL_DATA_PTR;
 
 int init_cache_f_r(void)
 {
-#ifndef CONFIG_SYS_ICACHE_OFF
-	icache_enable();
-	/* Make sure no stale entries persist from before we disabled cache */
-	invalidate_icache_all();
-#endif
-
 #ifndef CONFIG_SYS_DCACHE_OFF
-	dcache_enable();
-	/* Make sure no stale entries persist from before we disabled cache */
-	invalidate_dcache_all();
+	flush_dcache_all();
 #endif
 	return 0;
 }

arch/arc/lib/start.S

@@ -13,19 +13,47 @@ ENTRY(_start)
 	/* Setup interrupt vector base that matches "__text_start" */
 	sr	__ivt_start, [ARC_AUX_INTR_VEC_BASE]
 
+	; Disable/enable I-cache according to configuration
+	lr	r5, [ARC_BCR_IC_BUILD]
+	breq	r5, 0, 1f		; I$ doesn't exist
+	lr	r5, [ARC_AUX_IC_CTRL]
+#ifndef CONFIG_SYS_ICACHE_OFF
+	bclr	r5, r5, 0		; 0 - Enable, 1 is Disable
+#else
+	bset	r5, r5, 0		; I$ exists, but is not used
+#endif
+	sr	r5, [ARC_AUX_IC_CTRL]
+
+1:
+	; Disable/enable D-cache according to configuration
+	lr	r5, [ARC_BCR_DC_BUILD]
+	breq	r5, 0, 1f		; D$ doesn't exist
+	lr	r5, [ARC_AUX_DC_CTRL]
+	bclr	r5, r5, 6		; Invalidate (discard w/o wback)
+#ifndef CONFIG_SYS_DCACHE_OFF
+	bclr	r5, r5, 0		; Enable (+Inv)
+#else
+	bset	r5, r5, 0		; Disable (+Inv)
+#endif
+	sr	r5, [ARC_AUX_DC_CTRL]
+
+1:
+#ifdef CONFIG_ISA_ARCV2
+	; Disable System-Level Cache (SLC)
+	lr	r5, [ARC_BCR_SLC]
+	breq	r5, 0, 1f		; SLC doesn't exist
+	lr	r5, [ARC_AUX_SLC_CTRL]
+	bclr	r5, r5, 6		; Invalidate (discard w/o wback)
+	bclr	r5, r5, 0		; Enable (+Inv)
+	sr	r5, [ARC_AUX_SLC_CTRL]
+
+1:
+#endif
+
 	/* Setup stack- and frame-pointers */
 	mov	%sp, CONFIG_SYS_INIT_SP_ADDR
 	mov	%fp, %sp
 
-	/* Unconditionally disable caches */
-#ifdef CONFIG_ISA_ARCV2
-	bl	slc_flush
-	bl	slc_disable
-#endif
-	bl	flush_dcache_all
-	bl	dcache_disable
-	bl	icache_disable
-
 	/* Allocate and zero GD, update SP */
 	mov	%r0, %sp
 	bl	board_init_f_mem

arch/arm/Kconfig

@@ -64,6 +64,7 @@ config SEMIHOSTING
 
 choice
 	prompt "Target select"
+	optional
 
 config ARCH_AT91
 	bool "Atmel AT91"
@@ -345,8 +346,13 @@ config TARGET_DRACO
 	select CPU_V7
 	select SUPPORT_SPL
 
-config TARGET_DXR2
-	bool "Support dxr2"
+config TARGET_THUBAN
+	bool "Support thuban"
+	select CPU_V7
+	select SUPPORT_SPL
+
+config TARGET_RASTABAN
+	bool "Support rastaban"
 	select CPU_V7
 	select SUPPORT_SPL
 
@@ -368,6 +374,14 @@ config TARGET_PENGWYN
 	select DM_SERIAL
 	select DM_GPIO
 
+config TARGET_AM335X_BALTOS
+	bool "Support am335x_baltos"
+	select CPU_V7
+	select SUPPORT_SPL
+	select DM
+	select DM_SERIAL
+	select DM_GPIO
+
 config TARGET_AM335X_EVM
 	bool "Support am335x_evm"
 	select CPU_V7
@@ -498,6 +512,7 @@ config TARGET_UDOO
 config TARGET_WANDBOARD
 	bool "Support wandboard"
 	select CPU_V7
+	select SUPPORT_SPL
 
 config TARGET_WARP
 	bool "Support WaRP"
@@ -523,6 +538,10 @@ config TARGET_ARISTAINETOS
 	bool "Support aristainetos"
 	select CPU_V7
 
+config TARGET_ARISTAINETOS2
+	bool "Support aristainetos2"
+	select CPU_V7
+
 config TARGET_MX6QARM2
 	bool "Support mx6qarm2"
 	select CPU_V7
@@ -561,10 +580,6 @@ config TARGET_GW_VENTANA
 	select CPU_V7
 	select SUPPORT_SPL
 
-config TARGET_HUMMINGBOARD
-	bool "Support hummingboard"
-	select CPU_V7
-
 config TARGET_KOSAGI_NOVENA
 	bool "Support Kosagi Novena"
 	select CPU_V7
@@ -574,10 +589,6 @@ config TARGET_TBS2910
 	bool "Support tbs2910"
 	select CPU_V7
 
-config TARGET_TQMA6
-	bool "TQ Systems TQMa6 board"
-	select CPU_V7
-
 config TARGET_OT1200
 	bool "Bachmann OT1200"
 	select CPU_V7
@@ -619,16 +630,8 @@ config TARGET_CM_FX6
 	select DM_SERIAL
 	select DM_GPIO
 
-config TARGET_SOCFPGA_ARRIA5
-	bool "Support socfpga_arria5"
-	select CPU_V7
-	select SUPPORT_SPL
-	select DM
-	select DM_SPI_FLASH
-	select DM_SPI
-
-config TARGET_SOCFPGA_CYCLONE5
-	bool "Support socfpga_cyclone5"
+config ARCH_SOCFPGA
+	bool "Altera SOCFPGA family"
 	select CPU_V7
 	select SUPPORT_SPL
 	select DM
@@ -663,7 +666,11 @@ config ARCH_ZYNQ
 	bool "Xilinx Zynq Platform"
 	select CPU_V7
 	select SUPPORT_SPL
+	select OF_CONTROL
+	select SPL_DISABLE_OF_CONTROL
 	select DM
+	select DM_SPI
+	select DM_SPI_FLASH
 
 config TARGET_XILINX_ZYNQMP
 	bool "Support Xilinx ZynqMP Platform"
@@ -674,6 +681,7 @@ config TEGRA
 	select SUPPORT_SPL
 	select SPL
 	select OF_CONTROL
+	select SPL_DISABLE_OF_CONTROL
 	select CPU_V7
 	select DM
 	select DM_SPI_FLASH
@@ -792,7 +800,7 @@ config TARGET_JORNADA
 	select CPU_SA1100
 
 config ARCH_UNIPHIER
-	bool "Panasonic UniPhier platform"
+	bool "Socionext UniPhier SoCs"
 	select CPU_V7
 	select SUPPORT_SPL
 	select SPL
@@ -800,6 +808,10 @@ config ARCH_UNIPHIER
 	select DM
 	select DM_SERIAL
 	select DM_I2C
+	select SPL_DISABLE_OF_CONTROL
+	help
+	  Support for UniPhier SoC family developed by Socionext Inc.
+	  (formerly, System LSI Business Division of Panasonic Corporation)
 
 config TARGET_STM32F429_DISCOVERY
 	bool "Support STM32F429 Discovery"
@@ -841,6 +853,8 @@ source "arch/arm/cpu/armv7/rmobile/Kconfig"
 
 source "arch/arm/cpu/armv7/s5pc1xx/Kconfig"
 
+source "arch/arm/mach-socfpga/Kconfig"
+
 source "arch/arm/mach-tegra/Kconfig"
 
 source "arch/arm/mach-uniphier/Kconfig"
@@ -863,7 +877,6 @@ source "board/Marvell/aspenite/Kconfig"
 source "board/Marvell/db-88f6820-gp/Kconfig"
 source "board/Marvell/db-mv784mp-gp/Kconfig"
 source "board/Marvell/gplugd/Kconfig"
-source "board/altera/socfpga/Kconfig"
 source "board/armadeus/apf27/Kconfig"
 source "board/armltd/vexpress/Kconfig"
 source "board/armltd/vexpress64/Kconfig"
@@ -939,7 +952,6 @@ source "board/siemens/pxm2/Kconfig"
 source "board/siemens/rut/Kconfig"
 source "board/silica/pengwyn/Kconfig"
 source "board/solidrun/mx6cuboxi/Kconfig"
-source "board/solidrun/hummingboard/Kconfig"
 source "board/spear/spear300/Kconfig"
 source "board/spear/spear310/Kconfig"
 source "board/spear/spear320/Kconfig"
@@ -960,11 +972,11 @@ source "board/ti/ti816x/Kconfig"
 source "board/timll/devkit3250/Kconfig"
 source "board/toradex/colibri_pxa270/Kconfig"
 source "board/toradex/colibri_vf/Kconfig"
-source "board/tqc/tqma6/Kconfig"
 source "board/trizepsiv/Kconfig"
 source "board/ttcontrol/vision2/Kconfig"
 source "board/udoo/Kconfig"
 source "board/vpac270/Kconfig"
+source "board/vscom/baltos/Kconfig"
 source "board/wandboard/Kconfig"
 source "board/warp/Kconfig"
 source "board/woodburn/Kconfig"

arch/arm/Makefile

@@ -53,6 +53,7 @@ machine-$(CONFIG_ARMADA_XP)		+= mvebu
 machine-$(CONFIG_ARCH_NOMADIK)		+= nomadik
 # TODO: rename CONFIG_ORION5X -> CONFIG_ARCH_ORION5X
 machine-$(CONFIG_ORION5X)		+= orion5x
+machine-$(CONFIG_ARCH_SOCFPGA)		+= socfpga
 machine-$(CONFIG_TEGRA)			+= tegra
 machine-$(CONFIG_ARCH_UNIPHIER)		+= uniphier
 machine-$(CONFIG_ARCH_VERSATILE)	+= versatile

arch/arm/config.mk

@@ -112,7 +112,8 @@ endif
 ifdef CONFIG_ARM64
 OBJCOPYFLAGS += -j .text -j .rodata -j .data -j .u_boot_list -j .rela.dyn
 else
-OBJCOPYFLAGS += -j .text -j .secure_text -j .rodata -j .hash -j .data -j .got.plt -j .u_boot_list -j .rel.dyn
+OBJCOPYFLAGS += -j .text -j .secure_text -j .rodata -j .hash -j .data -j \
+	.got -j .got.plt -j .u_boot_list -j .rel.dyn
 endif
 
 ifdef CONFIG_OF_EMBED

arch/arm/cpu/arm926ejs/mxs/spl_power_init.c

@@ -332,6 +332,11 @@ static void mxs_enable_4p2_dcdc_input(int xfer)
 
 	debug("SPL: %s 4P2 DC-DC Input\n", xfer ? "Enabling" : "Disabling");
 
+	if (xfer && (readl(&power_regs->hw_power_5vctrl) &
+			POWER_5VCTRL_ENABLE_DCDC)) {
+		return;
+	}
+
 	prev_5v_brnout = readl(&power_regs->hw_power_5vctrl) &
 				POWER_5VCTRL_PWDN_5VBRNOUT;
 	prev_5v_droop = readl(&power_regs->hw_power_ctrl) &
@@ -343,11 +348,6 @@ static void mxs_enable_4p2_dcdc_input(int xfer)
 
 	clrbits_le32(&power_regs->hw_power_ctrl, POWER_CTRL_ENIRQ_VDD5V_DROOP);
 
-	if (xfer && (readl(&power_regs->hw_power_5vctrl) &
-			POWER_5VCTRL_ENABLE_DCDC)) {
-		return;
-	}
-
 	/*
 	 * Recording orignal values that will be modified temporarlily
 	 * to handle a chip bug. See chip errata for CQ ENGR00115837

arch/arm/cpu/armv7/Kconfig

@@ -16,7 +16,7 @@ config ARMV7_NONSEC
 config ARMV7_BOOT_SEC_DEFAULT
 	boolean "Boot in secure mode by default" if EXPERT
 	depends on ARMV7_NONSEC
-	default n
+	default y if TEGRA
 	---help---
 	Say Y here to boot in secure mode by default even if non-secure mode
 	is supported. This option is useful to boot kernels which do not

arch/arm/cpu/armv7/Makefile

@@ -12,13 +12,13 @@ obj-y	+= cache_v7.o
 obj-y	+= cpu.o cp15.o
 obj-y	+= syslib.o
 
-ifneq ($(CONFIG_AM43XX)$(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TEGRA)$(CONFIG_MX6)$(CONFIG_TI81XX)$(CONFIG_AT91FAMILY)$(CONFIG_SUNXI)$(CONFIG_SOCFPGA),)
+ifneq ($(CONFIG_AM43XX)$(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TEGRA)$(CONFIG_MX6)$(CONFIG_TI81XX)$(CONFIG_AT91FAMILY)$(CONFIG_SUNXI)$(CONFIG_ARCH_SOCFPGA),)
 ifneq ($(CONFIG_SKIP_LOWLEVEL_INIT),y)
 obj-y	+= lowlevel_init.o
 endif
 endif
 
-ifneq ($(CONFIG_ARMV7_NONSEC)$(CONFIG_ARMV7_VIRT),)
+ifneq ($(CONFIG_ARMV7_NONSEC),)
 obj-y	+= nonsec_virt.o
 obj-y	+= virt-v7.o
 obj-y	+= virt-dt.o
@@ -50,7 +50,6 @@ obj-$(CONFIG_OMAP44XX) += omap4/
 obj-$(CONFIG_OMAP54XX) += omap5/
 obj-$(CONFIG_RMOBILE) += rmobile/
 obj-$(CONFIG_ARCH_S5PC1XX) += s5pc1xx/
-obj-$(CONFIG_SOCFPGA) += socfpga/
 obj-$(if $(filter stv0991,$(SOC)),y) += stv0991/
 obj-$(CONFIG_ARCH_SUNXI) += sunxi/
 obj-$(CONFIG_U8500) += u8500/

arch/arm/cpu/armv7/am33xx/ddr.c

@@ -123,30 +123,33 @@ void config_sdram_emif4d5(const struct emif_regs *regs, int nr)
 	writel(regs->ref_ctrl, &emif_reg[nr]->emif_sdram_ref_ctrl);
 	writel(regs->ref_ctrl, &emif_reg[nr]->emif_sdram_ref_ctrl_shdw);
 
-	/* Perform hardware leveling. */
-	udelay(1000);
-	writel(readl(&emif_reg[nr]->emif_ddr_ext_phy_ctrl_36) |
-	       0x100, &emif_reg[nr]->emif_ddr_ext_phy_ctrl_36);
-	writel(readl(&emif_reg[nr]->emif_ddr_ext_phy_ctrl_36_shdw) |
-	       0x100, &emif_reg[nr]->emif_ddr_ext_phy_ctrl_36_shdw);
+	/* Perform hardware leveling for DDR3 */
+	if (emif_sdram_type(regs->sdram_config) == EMIF_SDRAM_TYPE_DDR3) {
+		udelay(1000);
+		writel(readl(&emif_reg[nr]->emif_ddr_ext_phy_ctrl_36) |
+		       0x100, &emif_reg[nr]->emif_ddr_ext_phy_ctrl_36);
+		writel(readl(&emif_reg[nr]->emif_ddr_ext_phy_ctrl_36_shdw) |
+		       0x100, &emif_reg[nr]->emif_ddr_ext_phy_ctrl_36_shdw);
 
-	writel(0x80000000, &emif_reg[nr]->emif_rd_wr_lvl_rmp_ctl);
+		writel(0x80000000, &emif_reg[nr]->emif_rd_wr_lvl_rmp_ctl);
 
-	/* Enable read leveling */
-	writel(0x80000000, &emif_reg[nr]->emif_rd_wr_lvl_ctl);
+		/* Enable read leveling */
+		writel(0x80000000, &emif_reg[nr]->emif_rd_wr_lvl_ctl);
 
-	/*
-	 * Enable full read and write leveling.  Wait for read and write
-	 * leveling bit to clear RDWRLVLFULL_START bit 31
-	 */
-	while((readl(&emif_reg[nr]->emif_rd_wr_lvl_ctl) & 0x80000000) != 0)
-		;
+		/*
+		 * Enable full read and write leveling.  Wait for read and write
+		 * leveling bit to clear RDWRLVLFULL_START bit 31
+		 */
+		while ((readl(&emif_reg[nr]->emif_rd_wr_lvl_ctl) & 0x80000000)
+		      != 0)
+			;
 
-	/* Check the timeout register to see if leveling is complete */
-	if((readl(&emif_reg[nr]->emif_status) & 0x70) != 0)
-		puts("DDR3 H/W leveling incomplete with errors\n");
+		/* Check the timeout register to see if leveling is complete */
+		if ((readl(&emif_reg[nr]->emif_status) & 0x70) != 0)
+			puts("DDR3 H/W leveling incomplete with errors\n");
 
-	if (emif_sdram_type() == EMIF_SDRAM_TYPE_LPDDR2) {
+	} else {
+		/* DDR2 */
 		configure_mr(nr, 0);
 		configure_mr(nr, 1);
 	}
@@ -182,10 +185,50 @@ void set_sdram_timings(const struct emif_regs *regs, int nr)
 	writel(regs->sdram_tim3, &emif_reg[nr]->emif_sdram_tim_3_shdw);
 }
 
+/*
+ * Configure EXT PHY registers for software leveling
+ */
+static void ext_phy_settings_swlvl(const struct emif_regs *regs, int nr)
+{
+	u32 *ext_phy_ctrl_base = 0;
+	u32 *emif_ext_phy_ctrl_base = 0;
+	__maybe_unused const u32 *ext_phy_ctrl_const_regs;
+	u32 i = 0;
+	__maybe_unused u32 size;
+
+	ext_phy_ctrl_base = (u32 *)&(regs->emif_ddr_ext_phy_ctrl_1);
+	emif_ext_phy_ctrl_base =
+			(u32 *)&(emif_reg[nr]->emif_ddr_ext_phy_ctrl_1);
+
+	/* Configure external phy control timing registers */
+	for (i = 0; i < EMIF_EXT_PHY_CTRL_TIMING_REG; i++) {
+		writel(*ext_phy_ctrl_base, emif_ext_phy_ctrl_base++);
+		/* Update shadow registers */
+		writel(*ext_phy_ctrl_base++, emif_ext_phy_ctrl_base++);
+	}
+
+#ifdef CONFIG_AM43XX
+	/*
+	 * External phy 6-24 registers do not change with ddr frequency.
+	 * These only need to be set on DDR2 on AM43xx.
+	 */
+	emif_get_ext_phy_ctrl_const_regs(&ext_phy_ctrl_const_regs, &size);
+
+	if (!size)
+		return;
+
+	for (i = 0; i < size; i++) {
+		writel(ext_phy_ctrl_const_regs[i], emif_ext_phy_ctrl_base++);
+		/* Update shadow registers */
+		writel(ext_phy_ctrl_const_regs[i], emif_ext_phy_ctrl_base++);
+	}
+#endif
+}
+
 /*
  * Configure EXT PHY registers for hardware leveling
  */
-static void ext_phy_settings(const struct emif_regs *regs, int nr)
+static void ext_phy_settings_hwlvl(const struct emif_regs *regs, int nr)
 {
 	/*
 	 * Enable hardware leveling on the EMIF.  For details about these
@@ -256,8 +299,12 @@ void config_ddr_phy(const struct emif_regs *regs, int nr)
 	writel(regs->emif_ddr_phy_ctlr_1,
 		&emif_reg[nr]->emif_ddr_phy_ctrl_1_shdw);
 
-	if (get_emif_rev((u32)emif_reg[nr]) == EMIF_4D5)
-		ext_phy_settings(regs, nr);
+	if (get_emif_rev((u32)emif_reg[nr]) == EMIF_4D5) {
+		if (emif_sdram_type(regs->sdram_config) == EMIF_SDRAM_TYPE_DDR3)
+			ext_phy_settings_hwlvl(regs, nr);
+		else
+			ext_phy_settings_swlvl(regs, nr);
+	}
 }
 
 /**

arch/arm/cpu/armv7/am33xx/emif4.c

@@ -124,8 +124,9 @@ void config_ddr(unsigned int pll, const struct ctrl_ioregs *ioregs,
 	/* Set CKE to be controlled by EMIF/DDR PHY */
 	writel(DDR_CKE_CTRL_NORMAL, &ddrctrl->ddrckectrl);
 
-	/* Allow EMIF to control DDR_RESET */
-	writel(0x00000000, &ddrctrl->ddrioctrl);
+	if (emif_sdram_type(regs->sdram_config) == EMIF_SDRAM_TYPE_DDR3)
+		/* Allow EMIF to control DDR_RESET */
+		writel(0x00000000, &ddrctrl->ddrioctrl);
 #endif
 
 	/* Program EMIF instance */

arch/arm/cpu/armv7/cpu.c

@@ -24,7 +24,7 @@
 
 void __weak cpu_cache_initialization(void){}
 
-int cleanup_before_linux(void)
+int cleanup_before_linux_select(int flags)
 {
 	/*
 	 * this function is called just before we call linux
@@ -42,24 +42,30 @@ int cleanup_before_linux(void)
 	icache_disable();
 	invalidate_icache_all();
 
-	/*
-	 * turn off D-cache
-	 * dcache_disable() in turn flushes the d-cache and disables MMU
-	 */
-	dcache_disable();
-	v7_outer_cache_disable();
+	if (flags & CBL_DISABLE_CACHES) {
+		/*
+		* turn off D-cache
+		* dcache_disable() in turn flushes the d-cache and disables MMU
+		*/
+		dcache_disable();
+		v7_outer_cache_disable();
 
-	/*
-	 * After D-cache is flushed and before it is disabled there may
-	 * be some new valid entries brought into the cache. We are sure
-	 * that these lines are not dirty and will not affect our execution.
-	 * (because unwinding the call-stack and setting a bit in CP15 SCTLR
-	 * is all we did during this. We have not pushed anything on to the
-	 * stack. Neither have we affected any static data)
-	 * So just invalidate the entire d-cache again to avoid coherency
-	 * problems for kernel
-	 */
-	invalidate_dcache_all();
+		/*
+		* After D-cache is flushed and before it is disabled there may
+		* be some new valid entries brought into the cache. We are
+		* sure that these lines are not dirty and will not affect our
+		* execution. (because unwinding the call-stack and setting a
+		* bit in CP15 SCTRL is all we did during this. We have not
+		* pushed anything on to the stack. Neither have we affected
+		* any static data) So just invalidate the entire d-cache again
+		* to avoid coherency problems for kernel
+		*/
+		invalidate_dcache_all();
+	} else {
+		flush_dcache_all();
+		invalidate_icache_all();
+		icache_enable();
+	}
 
 	/*
 	 * Some CPU need more cache attention before starting the kernel.
@@ -68,3 +74,8 @@ int cleanup_before_linux(void)
 
 	return 0;
 }
+
+int cleanup_before_linux(void)
+{
+	return cleanup_before_linux_select(CBL_ALL);
+}

arch/arm/cpu/armv7/exynos/Kconfig

@@ -2,11 +2,13 @@ if ARCH_EXYNOS
 
 choice
 	prompt "EXYNOS board select"
+	optional
 
 config TARGET_SMDKV310
 	select SUPPORT_SPL
 	bool "Exynos4210 SMDKV310 board"
 	select OF_CONTROL
+	select SPL_DISABLE_OF_CONTROL
 
 config TARGET_TRATS
 	bool "Exynos4210 Trats board"
@@ -27,6 +29,7 @@ config TARGET_ODROID
 config TARGET_ODROID_XU3
 	bool "Exynos5422 Odroid board"
 	select OF_CONTROL
+	select SPL_DISABLE_OF_CONTROL
 
 config TARGET_ARNDALE
 	bool "Exynos5250 Arndale board"
@@ -34,40 +37,43 @@ config TARGET_ARNDALE
 	select CPU_V7_HAS_VIRT
 	select SUPPORT_SPL
 	select OF_CONTROL
+	select SPL_DISABLE_OF_CONTROL
 
 config TARGET_SMDK5250
 	bool "SMDK5250 board"
 	select SUPPORT_SPL
 	select OF_CONTROL
+	select SPL_DISABLE_OF_CONTROL
 
 config TARGET_SNOW
 	bool "Snow board"
 	select SUPPORT_SPL
 	select OF_CONTROL
+	select SPL_DISABLE_OF_CONTROL
 
 config TARGET_SMDK5420
 	bool "SMDK5420 board"
 	select SUPPORT_SPL
 	select OF_CONTROL
+	select SPL_DISABLE_OF_CONTROL
 
 config TARGET_PEACH_PI
 	bool "Peach Pi board"
 	select SUPPORT_SPL
 	select OF_CONTROL
+	select SPL_DISABLE_OF_CONTROL
 
 config TARGET_PEACH_PIT
 	bool "Peach Pit board"
 	select SUPPORT_SPL
 	select OF_CONTROL
+	select SPL_DISABLE_OF_CONTROL
 
 endchoice
 
 config SYS_SOC
 	default "exynos"
 
-config DM_USB
-	default y
-
 source "board/samsung/smdkv310/Kconfig"
 source "board/samsung/trats/Kconfig"
 source "board/samsung/universal_c210/Kconfig"

arch/arm/cpu/armv7/exynos/clock.c

@@ -1362,7 +1362,7 @@ int exynos5_set_i2s_clk_prescaler(unsigned int src_frq,
 		}
 		clrsetbits_le32(&clk->div_mau, AUDIO_0_RATIO_MASK,
 				(div & AUDIO_0_RATIO_MASK));
-	} else if(i2s_id == 1) {
+	} else if (i2s_id == 1) {
 		if (div > AUDIO_1_RATIO_MASK) {
 			debug("%s: Frequency ratio is out of range\n",
 			      __func__);
@@ -1579,45 +1579,49 @@ unsigned long get_pll_clk(int pllreg)
 		if (proid_is_exynos5420() || proid_is_exynos5800())
 			return exynos542x_get_pll_clk(pllreg);
 		return exynos5_get_pll_clk(pllreg);
-	} else {
+	} else if (cpu_is_exynos4()) {
 		if (proid_is_exynos4412())
 			return exynos4x12_get_pll_clk(pllreg);
 		return exynos4_get_pll_clk(pllreg);
 	}
+
+	return 0;
 }
 
 unsigned long get_arm_clk(void)
 {
-	if (cpu_is_exynos5())
+	if (cpu_is_exynos5()) {
 		return exynos5_get_arm_clk();
-	else {
+	} else if (cpu_is_exynos4()) {
 		if (proid_is_exynos4412())
 			return exynos4x12_get_arm_clk();
 		return exynos4_get_arm_clk();
 	}
+
+	return 0;
 }
 
 unsigned long get_i2c_clk(void)
 {
-	if (cpu_is_exynos5()) {
+	if (cpu_is_exynos5())
 		return clock_get_periph_rate(PERIPH_ID_I2C0);
-	} else if (cpu_is_exynos4()) {
+	else if (cpu_is_exynos4())
 		return exynos4_get_i2c_clk();
-	} else {
-		debug("I2C clock is not set for this CPU\n");
-		return 0;
-	}
+
+	return 0;
 }
 
 unsigned long get_pwm_clk(void)
 {
 	if (cpu_is_exynos5()) {
 		return clock_get_periph_rate(PERIPH_ID_PWM0);
-	} else {
+	} else if (cpu_is_exynos4()) {
 		if (proid_is_exynos4412())
 			return exynos4x12_get_pwm_clk();
 		return exynos4_get_pwm_clk();
 	}
+
+	return 0;
 }
 
 unsigned long get_uart_clk(int dev_index)
@@ -1644,11 +1648,13 @@ unsigned long get_uart_clk(int dev_index)
 
 	if (cpu_is_exynos5()) {
 		return clock_get_periph_rate(id);
-	} else {
+	} else if (cpu_is_exynos4()) {
 		if (proid_is_exynos4412())
 			return exynos4x12_get_uart_clk(dev_index);
 		return exynos4_get_uart_clk(dev_index);
 	}
+
+	return 0;
 }
 
 unsigned long get_mmc_clk(int dev_index)
@@ -1673,11 +1679,12 @@ unsigned long get_mmc_clk(int dev_index)
 		return -1;
 	}
 
-	if (cpu_is_exynos5()) {
+	if (cpu_is_exynos5())
 		return clock_get_periph_rate(id);
-	} else {
+	else if (cpu_is_exynos4())
 		return exynos4_get_mmc_clk(dev_index);
-	}
+
+	return 0;
 }
 
 void set_mmc_clk(int dev_index, unsigned int div)
@@ -1691,16 +1698,16 @@ void set_mmc_clk(int dev_index, unsigned int div)
 			exynos5420_set_mmc_clk(dev_index, div);
 		else
 			exynos5_set_mmc_clk(dev_index, div);
-	} else {
+	} else if (cpu_is_exynos4()) {
 		exynos4_set_mmc_clk(dev_index, div);
 	}
 }
 
 unsigned long get_lcd_clk(void)
 {
-	if (cpu_is_exynos4())
+	if (cpu_is_exynos4()) {
 		return exynos4_get_lcd_clk();
-	else {
+	} else if (cpu_is_exynos5()) {
 		if (proid_is_exynos5420())
 			return exynos5420_get_lcd_clk();
 		else if (proid_is_exynos5800())
@@ -1708,13 +1715,15 @@ unsigned long get_lcd_clk(void)
 		else
 			return exynos5_get_lcd_clk();
 	}
+
+	return 0;
 }
 
 void set_lcd_clk(void)
 {
-	if (cpu_is_exynos4())
+	if (cpu_is_exynos4()) {
 		exynos4_set_lcd_clk();
-	else {
+	} else if (cpu_is_exynos5()) {
 		if (proid_is_exynos5250())
 			exynos5_set_lcd_clk();
 		else if (proid_is_exynos5420())
@@ -1736,9 +1745,9 @@ int set_spi_clk(int periph_id, unsigned int rate)
 		if (proid_is_exynos5420() || proid_is_exynos5800())
 			return exynos5420_set_spi_clk(periph_id, rate);
 		return exynos5_set_spi_clk(periph_id, rate);
-	} else {
-		return 0;
 	}
+
+	return 0;
 }
 
 int set_i2s_clk_prescaler(unsigned int src_frq, unsigned int dst_frq,
@@ -1746,22 +1755,22 @@ int set_i2s_clk_prescaler(unsigned int src_frq, unsigned int dst_frq,
 {
 	if (cpu_is_exynos5())
 		return exynos5_set_i2s_clk_prescaler(src_frq, dst_frq, i2s_id);
-	else
-		return 0;
+
+	return 0;
 }
 
 int set_i2s_clk_source(unsigned int i2s_id)
 {
 	if (cpu_is_exynos5())
 		return exynos5_set_i2s_clk_source(i2s_id);
-	else
-		return 0;
+
+	return 0;
 }
 
 int set_epll_clk(unsigned long rate)
 {
 	if (cpu_is_exynos5())
 		return exynos5_set_epll_clk(rate);
-	else
-		return 0;
+
+	return 0;
 }

arch/arm/cpu/armv7/ls102xa/cpu.c

@@ -329,7 +329,7 @@ int arch_cpu_init(void)
 	return 0;
 }
 
-#if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_ARMV7_VIRT)
+#ifdef CONFIG_ARMV7_NONSEC
 /* Set the address at which the secondary core starts from.*/
 void smp_set_core_boot_addr(unsigned long addr, int corenr)
 {

arch/arm/cpu/armv7/mx5/Kconfig

@@ -12,6 +12,7 @@ config MX53
 
 choice
 	prompt "MX5 board select"
+	optional
 
 config TARGET_USBARMORY
 	bool "Support USB armory"

arch/arm/cpu/armv7/mx6/Kconfig

@@ -27,16 +27,22 @@ config MX6SX
 
 choice
 	prompt "MX6 board select"
+	optional
 
 config TARGET_SECOMX6
 	bool "Support secomx6 boards"
 	select CPU_V7
 
+config TARGET_TQMA6
+	bool "TQ Systems TQMa6 board"
+	select CPU_V7
+
 endchoice
 
 config SYS_SOC
 	default "mx6"
 
 source "board/seco/Kconfig"
+source "board/tqc/tqma6/Kconfig"
 
 endif

arch/arm/cpu/armv7/mx6/clock.c

@@ -140,23 +140,34 @@ int enable_usdhc_clk(unsigned char enable, unsigned bus_num)
 #endif
 
 #ifdef CONFIG_SYS_I2C_MXC
-/* i2c_num can be from 0 - 2 */
+/* i2c_num can be from 0 - 3 */
 int enable_i2c_clk(unsigned char enable, unsigned i2c_num)
 {
 	u32 reg;
 	u32 mask;
 
-	if (i2c_num > 2)
+	if (i2c_num > 3)
 		return -EINVAL;
-
-	mask = MXC_CCM_CCGR_CG_MASK
-		<< (MXC_CCM_CCGR2_I2C1_SERIAL_OFFSET + (i2c_num << 1));
-	reg = __raw_readl(&imx_ccm->CCGR2);
-	if (enable)
-		reg |= mask;
-	else
-		reg &= ~mask;
-	__raw_writel(reg, &imx_ccm->CCGR2);
+	if (i2c_num < 3) {
+		mask = MXC_CCM_CCGR_CG_MASK
+			<< (MXC_CCM_CCGR2_I2C1_SERIAL_OFFSET
+			+ (i2c_num << 1));
+		reg = __raw_readl(&imx_ccm->CCGR2);
+		if (enable)
+			reg |= mask;
+		else
+			reg &= ~mask;
+		__raw_writel(reg, &imx_ccm->CCGR2);
+	} else {
+		mask = MXC_CCM_CCGR_CG_MASK
+			<< (MXC_CCM_CCGR1_I2C4_SERIAL_OFFSET);
+		reg = __raw_readl(&imx_ccm->CCGR1);
+		if (enable)
+			reg |= mask;
+		else
+			reg &= ~mask;
+		__raw_writel(reg, &imx_ccm->CCGR1);
+	}
 	return 0;
 }
 #endif

arch/arm/cpu/armv7/mx6/ddr.c

@@ -265,24 +265,40 @@ void mx6_dram_cfg(const struct mx6_ddr_sysinfo *sysinfo,
 	u16 tdllk = 0x1ff; /* DLL locking time: 512 cycles (JEDEC DDR3) */
 	u8 coladdr;
 	int clkper; /* clock period in picoseconds */
-	int clock; /* clock freq in mHz */
+	int clock; /* clock freq in MHz */
 	int cs;
+	u16 mem_speed = ddr3_cfg->mem_speed;
 
 	mmdc0 = (struct mmdc_p_regs *)MMDC_P0_BASE_ADDR;
 #ifndef CONFIG_MX6SX
 	mmdc1 = (struct mmdc_p_regs *)MMDC_P1_BASE_ADDR;
 #endif
 
-	/* MX6D/MX6Q: 1066 MHz memory clock, clkper = 1.894ns = 1894ps */
+	/* Limit mem_speed for MX6D/MX6Q */
 	if (is_cpu_type(MXC_CPU_MX6Q) || is_cpu_type(MXC_CPU_MX6D)) {
-		clock = 528;
+		if (mem_speed > 1066)
+			mem_speed = 1066; /* 1066 MT/s */
+
 		tcwl = 4;
 	}
-	/* MX6S/MX6DL: 800 MHz memory clock, clkper = 2.5ns = 2500ps */
+	/* Limit mem_speed for MX6S/MX6DL */
 	else {
-		clock = 400;
+		if (mem_speed > 800)
+			mem_speed = 800;  /* 800 MT/s */
+
 		tcwl = 3;
 	}
+
+	clock = mem_speed / 2;
+	/*
+	 * Data rate of 1066 MT/s requires 533 MHz DDR3 clock, but MX6D/Q supports
+	 * up to 528 MHz, so reduce the clock to fit chip specs
+	 */
+	if (is_cpu_type(MXC_CPU_MX6Q) || is_cpu_type(MXC_CPU_MX6D)) {
+		if (clock > 528)
+			clock = 528; /* 528 MHz */
+	}
+
 	clkper = (1000 * 1000) / clock; /* pico seconds */
 	todtlon = tcwl;
 	taxpd = tcwl;
@@ -313,7 +329,7 @@ void mx6_dram_cfg(const struct mx6_ddr_sysinfo *sysinfo,
 	}
 	txpr = txs;
 
-	switch (ddr3_cfg->mem_speed) {
+	switch (mem_speed) {
 	case 800:
 		txp = DIV_ROUND_UP(max(3 * clkper, 7500), clkper) - 1;
 		tcke = DIV_ROUND_UP(max(3 * clkper, 7500), clkper) - 1;
@@ -336,28 +352,6 @@ void mx6_dram_cfg(const struct mx6_ddr_sysinfo *sysinfo,
 			trrd = DIV_ROUND_UP(max(4 * clkper, 10000), clkper) - 1;
 		}
 		break;
-	case 1333:
-		txp = DIV_ROUND_UP(max(3 * clkper, 6000), clkper) - 1;
-		tcke = DIV_ROUND_UP(max(3 * clkper, 5625), clkper) - 1;
-		if (ddr3_cfg->pagesz == 1) {
-			tfaw = DIV_ROUND_UP(30000, clkper) - 1;
-			trrd = DIV_ROUND_UP(max(4 * clkper, 6000), clkper) - 1;
-		} else {
-			tfaw = DIV_ROUND_UP(45000, clkper) - 1;
-			trrd = DIV_ROUND_UP(max(4 * clkper, 7500), clkper) - 1;
-		}
-		break;
-	case 1600:
-		txp = DIV_ROUND_UP(max(3 * clkper, 6000), clkper) - 1;
-		tcke = DIV_ROUND_UP(max(3 * clkper, 5000), clkper) - 1;
-		if (ddr3_cfg->pagesz == 1) {
-			tfaw = DIV_ROUND_UP(30000, clkper) - 1;
-			trrd = DIV_ROUND_UP(max(4 * clkper, 6000), clkper) - 1;
-		} else {
-			tfaw = DIV_ROUND_UP(40000, clkper) - 1;
-			trrd = DIV_ROUND_UP(max(4 * clkper, 7500), clkper) - 1;
-		}
-		break;
 	default:
 		puts("invalid memory speed\n");
 		hang();
@@ -382,7 +376,7 @@ void mx6_dram_cfg(const struct mx6_ddr_sysinfo *sysinfo,
 	debug("density:%d Gb (%d Gb per chip)\n",
 	      sysinfo->cs_density, ddr3_cfg->density);
 	debug("clock: %dMHz (%d ps)\n", clock, clkper);
-	debug("memspd:%d\n", ddr3_cfg->mem_speed);
+	debug("memspd:%d\n", mem_speed);
 	debug("tcke=%d\n", tcke);
 	debug("tcksrx=%d\n", tcksrx);
 	debug("tcksre=%d\n", tcksre);
@@ -527,7 +521,8 @@ void mx6_dram_cfg(const struct mx6_ddr_sysinfo *sysinfo,
 		/* MR0 */
 		val = ((tcl - 1) << 4) |	/* CAS */
 		      (1 << 8)   |		/* DLL Reset */
-		      ((twr - 3) << 9);		/* Write Recovery */
+		      ((twr - 3) << 9) |	/* Write Recovery */
+		      (sysinfo->pd_fast_exit << 12); /* Precharge PD PLL on */
 		debug("MR0 CS%d: 0x%08x\n", cs, (u32)MR(val, 0, 3, cs));
 		mmdc0->mdscr = MR(val, 0, 3, cs);
 		/* ZQ calibration */

arch/arm/cpu/armv7/mx6/soc.c

@@ -62,6 +62,7 @@ u32 get_cpu_rev(void)
 	struct anatop_regs *anatop = (struct anatop_regs *)ANATOP_BASE_ADDR;
 	u32 reg = readl(&anatop->digprog_sololite);
 	u32 type = ((reg >> 16) & 0xff);
+	u32 major;
 
 	if (type != MXC_CPU_MX6SL) {
 		reg = readl(&anatop->digprog);
@@ -79,8 +80,88 @@ u32 get_cpu_rev(void)
 		}
 
 	}
+	major = ((reg >> 8) & 0xff);
 	reg &= 0xff;		/* mx6 silicon revision */
-	return (type << 12) | (reg + 0x10);
+	return (type << 12) | (reg + (0x10 * (major + 1)));
+}
+
+/*
+ * OCOTP_CFG3[17:16] (see Fusemap Description Table offset 0x440)
+ * defines a 2-bit SPEED_GRADING
+ */
+#define OCOTP_CFG3_SPEED_SHIFT	16
+#define OCOTP_CFG3_SPEED_800MHZ	0
+#define OCOTP_CFG3_SPEED_850MHZ	1
+#define OCOTP_CFG3_SPEED_1GHZ	2
+#define OCOTP_CFG3_SPEED_1P2GHZ	3
+
+u32 get_cpu_speed_grade_hz(void)
+{
+	struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
+	struct fuse_bank *bank = &ocotp->bank[0];
+	struct fuse_bank0_regs *fuse =
+		(struct fuse_bank0_regs *)bank->fuse_regs;
+	uint32_t val;
+
+	val = readl(&fuse->cfg3);
+	val >>= OCOTP_CFG3_SPEED_SHIFT;
+	val &= 0x3;
+
+	switch (val) {
+	/* Valid for IMX6DQ */
+	case OCOTP_CFG3_SPEED_1P2GHZ:
+		if (is_cpu_type(MXC_CPU_MX6Q) || is_cpu_type(MXC_CPU_MX6D))
+			return 1200000000;
+	/* Valid for IMX6SX/IMX6SDL/IMX6DQ */
+	case OCOTP_CFG3_SPEED_1GHZ:
+		return 996000000;
+	/* Valid for IMX6DQ */
+	case OCOTP_CFG3_SPEED_850MHZ:
+		if (is_cpu_type(MXC_CPU_MX6Q) || is_cpu_type(MXC_CPU_MX6D))
+			return 852000000;
+	/* Valid for IMX6SX/IMX6SDL/IMX6DQ */
+	case OCOTP_CFG3_SPEED_800MHZ:
+		return 792000000;
+	}
+	return 0;
+}
+
+/*
+ * OCOTP_MEM0[7:6] (see Fusemap Description Table offset 0x480)
+ * defines a 2-bit Temperature Grade
+ *
+ * return temperature grade and min/max temperature in celcius
+ */
+#define OCOTP_MEM0_TEMP_SHIFT          6
+
+u32 get_cpu_temp_grade(int *minc, int *maxc)
+{
+	struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
+	struct fuse_bank *bank = &ocotp->bank[1];
+	struct fuse_bank1_regs *fuse =
+		(struct fuse_bank1_regs *)bank->fuse_regs;
+	uint32_t val;
+
+	val = readl(&fuse->mem0);
+	val >>= OCOTP_MEM0_TEMP_SHIFT;
+	val &= 0x3;
+
+	if (minc && maxc) {
+		if (val == TEMP_AUTOMOTIVE) {
+			*minc = -40;
+			*maxc = 125;
+		} else if (val == TEMP_INDUSTRIAL) {
+			*minc = -40;
+			*maxc = 105;
+		} else if (val == TEMP_EXTCOMMERCIAL) {
+			*minc = -20;
+			*maxc = 105;
+		} else {
+			*minc = 0;
+			*maxc = 95;
+		}
+	}
+	return val;
 }
 
 #ifdef CONFIG_REVISION_TAG
@@ -523,6 +604,14 @@ void v7_outer_cache_enable(void)
 	struct pl310_regs *const pl310 = (struct pl310_regs *)L2_PL310_BASE;
 	unsigned int val;
 
+
+	/*
+	 * Set bit 22 in the auxiliary control register. If this bit
+	 * is cleared, PL310 treats Normal Shared Non-cacheable
+	 * accesses as Cacheable no-allocate.
+	 */
+	setbits_le32(&pl310->pl310_aux_ctrl, L310_SHARED_ATT_OVERRIDE_ENABLE);
+
 #if defined CONFIG_MX6SL
 	struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
 	val = readl(&iomux->gpr[11]);

arch/arm/cpu/armv7/omap-common/clocks-common.c

@@ -372,6 +372,7 @@ static void setup_dplls(void)
 {
 	u32 temp;
 	const struct dpll_params *params;
+	struct emif_reg_struct *emif = (struct emif_reg_struct *)EMIF1_BASE;
 
 	debug("setup_dplls\n");
 
@@ -382,7 +383,8 @@ static void setup_dplls(void)
 	 * Core DPLL will be locked after setting up EMIF
 	 * using the FREQ_UPDATE method(freq_update_core())
 	 */
-	if (emif_sdram_type() == EMIF_SDRAM_TYPE_LPDDR2)
+	if (emif_sdram_type(readl(&emif->emif_sdram_config)) ==
+	    EMIF_SDRAM_TYPE_LPDDR2)
 		do_setup_dpll((*prcm)->cm_clkmode_dpll_core, params,
 							DPLL_NO_LOCK, "core");
 	else
@@ -508,6 +510,12 @@ static u32 optimize_vcore_voltage(struct volts const *v)
 	return val;
 }
 
+#ifdef CONFIG_IODELAY_RECALIBRATION
+void __weak recalibrate_iodelay(void)
+{
+}
+#endif
+
 /*
  * Setup the voltages for the main SoC core power domains.
  * We start with the maximum voltages allowed here, as set in the corresponding
@@ -561,6 +569,16 @@ void scale_vcores(struct vcores_data const *vcores)
 
 	debug("cor: %d\n", vcores->core.value);
 	do_scale_vcore(vcores->core.addr, vcores->core.value, vcores->core.pmic);
+	/*
+	 * IO delay recalibration should be done immediately after
+	 * adjusting AVS voltages for VDD_CORE_L.
+	 * Respective boards should call __recalibrate_iodelay()
+	 * with proper mux, virtual and manual mode configurations.
+	 */
+#ifdef CONFIG_IODELAY_RECALIBRATION
+	recalibrate_iodelay();
+#endif
+
 	debug("mpu: %d\n", vcores->mpu.value);
 	do_scale_vcore(vcores->mpu.addr, vcores->mpu.value, vcores->mpu.pmic);
 	/* Configure MPU ABB LDO after scale */
@@ -587,6 +605,16 @@ void scale_vcores(struct vcores_data const *vcores)
 	val = optimize_vcore_voltage(&vcores->core);
 	do_scale_vcore(vcores->core.addr, val, vcores->core.pmic);
 
+	/*
+	 * IO delay recalibration should be done immediately after
+	 * adjusting AVS voltages for VDD_CORE_L.
+	 * Respective boards should call __recalibrate_iodelay()
+	 * with proper mux, virtual and manual mode configurations.
+	 */
+#ifdef CONFIG_IODELAY_RECALIBRATION
+	recalibrate_iodelay();
+#endif
+
 	val = optimize_vcore_voltage(&vcores->mpu);
 	do_scale_vcore(vcores->mpu.addr, val, vcores->mpu.pmic);
 

arch/arm/cpu/armv7/omap-common/emif-common.c

@@ -242,13 +242,122 @@ static void omap5_ddr3_leveling(u32 base, const struct emif_regs *regs)
 	       __udelay(130);
 }
 
-static void ddr3_leveling(u32 base, const struct emif_regs *regs)
+static void update_hwleveling_output(u32 base, const struct emif_regs *regs)
 {
-	if (is_omap54xx())
-		omap5_ddr3_leveling(base, regs);
+	struct emif_reg_struct *emif = (struct emif_reg_struct *)base;
+	u32 *emif_ext_phy_ctrl_reg, *emif_phy_status;
+	u32 reg, i;
+
+	emif_phy_status = (u32 *)&emif->emif_ddr_phy_status[7];
+
+	/* Update PHY_REG_RDDQS_RATIO */
+	emif_ext_phy_ctrl_reg = (u32 *)&emif->emif_ddr_ext_phy_ctrl_7;
+	for (i = 0; i < PHY_RDDQS_RATIO_REGS; i++) {
+		reg = readl(emif_phy_status++);
+		writel(reg, emif_ext_phy_ctrl_reg++);
+		writel(reg, emif_ext_phy_ctrl_reg++);
+	}
+
+	/* Update PHY_REG_FIFO_WE_SLAVE_RATIO */
+	emif_ext_phy_ctrl_reg = (u32 *)&emif->emif_ddr_ext_phy_ctrl_2;
+	for (i = 0; i < PHY_FIFO_WE_SLAVE_RATIO_REGS; i++) {
+		reg = readl(emif_phy_status++);
+		writel(reg, emif_ext_phy_ctrl_reg++);
+		writel(reg, emif_ext_phy_ctrl_reg++);
+	}
+
+	/* Update PHY_REG_WR_DQ/DQS_SLAVE_RATIO */
+	emif_ext_phy_ctrl_reg = (u32 *)&emif->emif_ddr_ext_phy_ctrl_12;
+	for (i = 0; i < PHY_REG_WR_DQ_SLAVE_RATIO_REGS; i++) {
+		reg = readl(emif_phy_status++);
+		writel(reg, emif_ext_phy_ctrl_reg++);
+		writel(reg, emif_ext_phy_ctrl_reg++);
+	}
+
+	/* Disable Leveling */
+	writel(regs->emif_ddr_phy_ctlr_1, &emif->emif_ddr_phy_ctrl_1);
+	writel(regs->emif_ddr_phy_ctlr_1, &emif->emif_ddr_phy_ctrl_1_shdw);
+	writel(0x0, &emif->emif_rd_wr_lvl_rmp_ctl);
 }
 
-static void ddr3_init(u32 base, const struct emif_regs *regs)
+static void dra7_ddr3_leveling(u32 base, const struct emif_regs *regs)
+{
+	struct emif_reg_struct *emif = (struct emif_reg_struct *)base;
+
+	/* Clear Error Status */
+	clrsetbits_le32(&emif->emif_ddr_ext_phy_ctrl_36,
+			EMIF_REG_PHY_FIFO_WE_IN_MISALINED_CLR,
+			EMIF_REG_PHY_FIFO_WE_IN_MISALINED_CLR);
+
+	clrsetbits_le32(&emif->emif_ddr_ext_phy_ctrl_36_shdw,
+			EMIF_REG_PHY_FIFO_WE_IN_MISALINED_CLR,
+			EMIF_REG_PHY_FIFO_WE_IN_MISALINED_CLR);
+
+	/* Disable refreshed before leveling */
+	clrsetbits_le32(&emif->emif_sdram_ref_ctrl, EMIF_REG_INITREF_DIS_SHIFT,
+			EMIF_REG_INITREF_DIS_SHIFT);
+
+	/* Start Full leveling */
+	writel(DDR3_FULL_LVL, &emif->emif_rd_wr_lvl_ctl);
+
+	__udelay(300);
+
+	/* Check for leveling timeout */
+	if (readl(&emif->emif_status) & EMIF_REG_LEVELING_TO_MASK) {
+		printf("Leveling timeout on EMIF%d\n", emif_num(base));
+		return;
+	}
+
+	/* Enable refreshes after leveling */
+	clrbits_le32(&emif->emif_sdram_ref_ctrl, EMIF_REG_INITREF_DIS_SHIFT);
+
+	debug("HW leveling success\n");
+	/*
+	 * Update slave ratios in EXT_PHY_CTRLx registers
+	 * as per HW leveling output
+	 */
+	update_hwleveling_output(base, regs);
+}
+
+static void dra7_ddr3_init(u32 base, const struct emif_regs *regs)
+{
+	struct emif_reg_struct *emif = (struct emif_reg_struct *)base;
+
+	if (warm_reset())
+		emif_reset_phy(base);
+	do_ext_phy_settings(base, regs);
+
+	writel(regs->ref_ctrl | EMIF_REG_INITREF_DIS_MASK,
+	       &emif->emif_sdram_ref_ctrl);
+	/* Update timing registers */
+	writel(regs->sdram_tim1, &emif->emif_sdram_tim_1);
+	writel(regs->sdram_tim2, &emif->emif_sdram_tim_2);
+	writel(regs->sdram_tim3, &emif->emif_sdram_tim_3);
+
+	writel(EMIF_L3_CONFIG_VAL_SYS_10_MPU_5_LL_0, &emif->emif_l3_config);
+	writel(regs->read_idle_ctrl, &emif->emif_read_idlectrl);
+	writel(regs->zq_config, &emif->emif_zq_config);
+	writel(regs->temp_alert_config, &emif->emif_temp_alert_config);
+	writel(regs->emif_rd_wr_lvl_rmp_ctl, &emif->emif_rd_wr_lvl_rmp_ctl);
+	writel(regs->emif_rd_wr_lvl_ctl, &emif->emif_rd_wr_lvl_ctl);
+
+	writel(regs->emif_ddr_phy_ctlr_1_init, &emif->emif_ddr_phy_ctrl_1);
+	writel(regs->emif_rd_wr_exec_thresh, &emif->emif_rd_wr_exec_thresh);
+
+	writel(regs->ref_ctrl, &emif->emif_sdram_ref_ctrl);
+
+	writel(regs->sdram_config2, &emif->emif_lpddr2_nvm_config);
+	writel(regs->sdram_config_init, &emif->emif_sdram_config);
+
+	__udelay(1000);
+
+	writel(regs->ref_ctrl_final, &emif->emif_sdram_ref_ctrl);
+
+	if (regs->emif_rd_wr_lvl_rmp_ctl & EMIF_REG_RDWRLVL_EN_MASK)
+		dra7_ddr3_leveling(base, regs);
+}
+
+static void omap5_ddr3_init(u32 base, const struct emif_regs *regs)
 {
 	struct emif_reg_struct *emif = (struct emif_reg_struct *)base;
 
@@ -269,25 +378,20 @@ static void ddr3_init(u32 base, const struct emif_regs *regs)
 
 	writel(regs->read_idle_ctrl, &emif->emif_read_idlectrl);
 
-	/*
-	 * The same sequence should work on OMAP5432 as well. But strange that
-	 * it is not working
-	 */
-	if (is_dra7xx()) {
-		do_ext_phy_settings(base, regs);
-		writel(regs->ref_ctrl_final, &emif->emif_sdram_ref_ctrl);
-		writel(regs->sdram_config2, &emif->emif_lpddr2_nvm_config);
-		writel(regs->sdram_config_init, &emif->emif_sdram_config);
-	} else {
-		writel(regs->sdram_config2, &emif->emif_lpddr2_nvm_config);
-		writel(regs->sdram_config_init, &emif->emif_sdram_config);
-		do_ext_phy_settings(base, regs);
-	}
+	writel(regs->sdram_config2, &emif->emif_lpddr2_nvm_config);
+	writel(regs->sdram_config_init, &emif->emif_sdram_config);
+	do_ext_phy_settings(base, regs);
 
-	/* enable leveling */
 	writel(regs->emif_rd_wr_lvl_rmp_ctl, &emif->emif_rd_wr_lvl_rmp_ctl);
+	omap5_ddr3_leveling(base, regs);
+}
 
-	ddr3_leveling(base, regs);
+static void ddr3_init(u32 base, const struct emif_regs *regs)
+{
+	if (is_omap54xx())
+		omap5_ddr3_init(base, regs);
+	else
+		dra7_ddr3_init(base, regs);
 }
 
 #ifndef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS
@@ -1066,16 +1170,18 @@ static void do_sdram_init(u32 base)
 	 * Changing the timing registers in EMIF can happen(going from one
 	 * OPP to another)
 	 */
-	if (!(in_sdram || warm_reset())) {
-		if (emif_sdram_type() == EMIF_SDRAM_TYPE_LPDDR2)
+	if (!in_sdram && (!warm_reset() || is_dra7xx())) {
+		if (emif_sdram_type(regs->sdram_config) ==
+		    EMIF_SDRAM_TYPE_LPDDR2)
 			lpddr2_init(base, regs);
 		else
 			ddr3_init(base, regs);
 	}
-	if (warm_reset() && (emif_sdram_type() == EMIF_SDRAM_TYPE_DDR3)) {
+	if (warm_reset() && (emif_sdram_type(regs->sdram_config) ==
+	    EMIF_SDRAM_TYPE_DDR3) && !is_dra7xx()) {
 		set_lpmode_selfrefresh(base);
 		emif_reset_phy(base);
-		ddr3_leveling(base, regs);
+		omap5_ddr3_leveling(base, regs);
 	}
 
 	/* Write to the shadow registers */
@@ -1294,7 +1400,8 @@ static void do_bug0039_workaround(u32 base)
 void sdram_init(void)
 {
 	u32 in_sdram, size_prog, size_detect;
-	u32 sdram_type = emif_sdram_type();
+	struct emif_reg_struct *emif = (struct emif_reg_struct *)EMIF1_BASE;
+	u32 sdram_type = emif_sdram_type(emif->emif_sdram_config);
 
 	debug(">>sdram_init()\n");
 

arch/arm/cpu/armv7/omap3/Kconfig

@@ -2,6 +2,7 @@ if OMAP34XX
 
 choice
 	prompt "OMAP3 board select"
+	optional
 
 config TARGET_AM3517_EVM
 	bool "AM3517 EVM"

arch/arm/cpu/armv7/omap4/Kconfig

@@ -2,6 +2,7 @@ if OMAP44XX
 
 choice
 	prompt "OMAP4 board select"
+	optional
 
 config TARGET_DUOVERO
 	bool "OMAP4430 Gumstix Duovero"

arch/arm/cpu/armv7/omap5/Kconfig

@@ -2,6 +2,7 @@ if OMAP54XX
 
 choice
 	prompt "OMAP5 board select"
+	optional
 
 config TARGET_CM_T54
 	bool "CompuLab CM-T54"

arch/arm/cpu/armv7/omap5/Makefile

@@ -11,3 +11,4 @@ obj-y	+= sdram.o
 obj-y	+= prcm-regs.o
 obj-y	+= hw_data.o
 obj-y	+= abb.o
+obj-$(CONFIG_IODELAY_RECALIBRATION) += dra7xx_iodelay.o

arch/arm/cpu/armv7/omap5/dra7xx_iodelay.c

@@ -0,0 +1,238 @@
+/*
+ * (C) Copyright 2015
+ * Texas Instruments Incorporated, <www.ti.com>
+ *
+ * Lokesh Vutla <lokeshvutla@ti.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/utils.h>
+#include <asm/arch/dra7xx_iodelay.h>
+#include <asm/arch/omap.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/mux_dra7xx.h>
+#include <asm/omap_common.h>
+
+static int isolate_io(u32 isolate)
+{
+	if (isolate) {
+		clrsetbits_le32((*ctrl)->control_pbias, SDCARD_PWRDNZ,
+				SDCARD_PWRDNZ);
+		clrsetbits_le32((*ctrl)->control_pbias, SDCARD_BIAS_PWRDNZ,
+				SDCARD_BIAS_PWRDNZ);
+	}
+
+	/* Override control on ISOCLKIN signal to IO pad ring. */
+	clrsetbits_le32((*prcm)->prm_io_pmctrl, PMCTRL_ISOCLK_OVERRIDE_MASK,
+			PMCTRL_ISOCLK_OVERRIDE_CTRL);
+	if (!wait_on_value(PMCTRL_ISOCLK_STATUS_MASK, PMCTRL_ISOCLK_STATUS_MASK,
+			   (u32 *)(*prcm)->prm_io_pmctrl, LDELAY))
+		return ERR_DEISOLATE_IO << isolate;
+
+	/* Isolate/Deisolate IO */
+	clrsetbits_le32((*ctrl)->ctrl_core_sma_sw_0, CTRL_ISOLATE_MASK,
+			isolate << CTRL_ISOLATE_SHIFT);
+	/* Dummy read to add delay t > 10ns */
+	readl((*ctrl)->ctrl_core_sma_sw_0);
+
+	/* Return control on ISOCLKIN to hardware */
+	clrsetbits_le32((*prcm)->prm_io_pmctrl, PMCTRL_ISOCLK_OVERRIDE_MASK,
+			PMCTRL_ISOCLK_NOT_OVERRIDE_CTRL);
+	if (!wait_on_value(PMCTRL_ISOCLK_STATUS_MASK,
+			   0 << PMCTRL_ISOCLK_STATUS_SHIFT,
+			   (u32 *)(*prcm)->prm_io_pmctrl, LDELAY))
+		return ERR_DEISOLATE_IO << isolate;
+
+	return 0;
+}
+
+static int calibrate_iodelay(u32 base)
+{
+	u32 reg;
+
+	/* Configure REFCLK period */
+	reg = readl(base + CFG_REG_2_OFFSET);
+	reg &= ~CFG_REG_REFCLK_PERIOD_MASK;
+	reg |= CFG_REG_REFCLK_PERIOD;
+	writel(reg, base + CFG_REG_2_OFFSET);
+
+	/* Initiate Calibration */
+	clrsetbits_le32(base + CFG_REG_0_OFFSET, CFG_REG_CALIB_STRT_MASK,
+			CFG_REG_CALIB_STRT << CFG_REG_CALIB_STRT_SHIFT);
+	if (!wait_on_value(CFG_REG_CALIB_STRT_MASK, CFG_REG_CALIB_END,
+			   (u32 *)(base + CFG_REG_0_OFFSET), LDELAY))
+		return ERR_CALIBRATE_IODELAY;
+
+	return 0;
+}
+
+static int update_delay_mechanism(u32 base)
+{
+	/* Initiate the reload of calibrated values. */
+	clrsetbits_le32(base + CFG_REG_0_OFFSET, CFG_REG_ROM_READ_MASK,
+			CFG_REG_ROM_READ_START);
+	if (!wait_on_value(CFG_REG_ROM_READ_MASK, CFG_REG_ROM_READ_END,
+			   (u32 *)(base + CFG_REG_0_OFFSET), LDELAY))
+		return ERR_UPDATE_DELAY;
+
+	return 0;
+}
+
+static u32 calculate_delay(u32 base, u16 offset, u16 den)
+{
+	u16 refclk_period, dly_cnt, ref_cnt;
+	u32 reg, q, r;
+
+	refclk_period = readl(base + CFG_REG_2_OFFSET) &
+			      CFG_REG_REFCLK_PERIOD_MASK;
+
+	reg = readl(base + offset);
+	dly_cnt = (reg & CFG_REG_DLY_CNT_MASK) >> CFG_REG_DLY_CNT_SHIFT;
+	ref_cnt = (reg & CFG_REG_REF_CNT_MASK) >> CFG_REG_REF_CNT_SHIFT;
+
+	if (!dly_cnt || !den)
+		return 0;
+
+	/*
+	 * To avoid overflow and integer truncation, delay value
+	 * is calculated as quotient + remainder.
+	 */
+	q = 5 * ((ref_cnt * refclk_period) / (dly_cnt * den));
+	r = (10 * ((ref_cnt * refclk_period) % (dly_cnt * den))) /
+		(2 * dly_cnt * den);
+
+	return q + r;
+}
+
+static u32 get_cfg_reg(u16 a_delay, u16 g_delay, u32 cpde, u32 fpde)
+{
+	u32 g_delay_coarse, g_delay_fine;
+	u32 a_delay_coarse, a_delay_fine;
+	u32 c_elements, f_elements;
+	u32 total_delay, reg = 0;
+
+	g_delay_coarse = g_delay / 920;
+	g_delay_fine = ((g_delay % 920) * 10) / 60;
+
+	a_delay_coarse = a_delay / cpde;
+	a_delay_fine = ((a_delay % cpde) * 10) / fpde;
+
+	c_elements = g_delay_coarse + a_delay_coarse;
+	f_elements = (g_delay_fine + a_delay_fine) / 10;
+
+	if (f_elements > 22) {
+		total_delay = c_elements * cpde + f_elements * fpde;
+
+		c_elements = total_delay / cpde;
+		f_elements = (total_delay % cpde) / fpde;
+	}
+
+	reg = (c_elements << CFG_X_COARSE_DLY_SHIFT) & CFG_X_COARSE_DLY_MASK;
+	reg |= (f_elements << CFG_X_FINE_DLY_SHIFT) & CFG_X_FINE_DLY_MASK;
+	reg |= CFG_X_SIGNATURE << CFG_X_SIGNATURE_SHIFT;
+	reg |= CFG_X_LOCK << CFG_X_LOCK_SHIFT;
+
+	return reg;
+}
+
+static int do_set_iodelay(u32 base, struct iodelay_cfg_entry const *array,
+			   int niodelays)
+{
+	struct iodelay_cfg_entry *iodelay = (struct iodelay_cfg_entry *)array;
+	u32 reg, cpde, fpde, i;
+
+	if (!niodelays)
+		return 0;
+
+	cpde = calculate_delay((*ctrl)->iodelay_config_base, CFG_REG_3_OFFSET,
+			       88);
+	if (!cpde)
+		return ERR_CPDE;
+
+	fpde = calculate_delay((*ctrl)->iodelay_config_base, CFG_REG_4_OFFSET,
+			       264);
+	if (!fpde)
+		return ERR_FPDE;
+
+	for (i = 0; i < niodelays; i++, iodelay++) {
+		reg = get_cfg_reg(iodelay->a_delay, iodelay->g_delay, cpde,
+				  fpde);
+		writel(reg, base + iodelay->offset);
+	}
+
+	return 0;
+}
+
+void __recalibrate_iodelay(struct pad_conf_entry const *pad, int npads,
+			   struct iodelay_cfg_entry const *iodelay,
+			   int niodelays)
+{
+	int ret = 0;
+
+	/* IO recalibration should be done only from SRAM */
+	if (OMAP_INIT_CONTEXT_SPL != omap_hw_init_context()) {
+		puts("IODELAY recalibration called from invalid context - use only from SPL in SRAM\n");
+		return;
+	}
+
+	/* unlock IODELAY CONFIG registers */
+	writel(CFG_IODELAY_UNLOCK_KEY, (*ctrl)->iodelay_config_base +
+	       CFG_REG_8_OFFSET);
+
+	ret = calibrate_iodelay((*ctrl)->iodelay_config_base);
+	if (ret)
+		goto err;
+
+	ret = isolate_io(ISOLATE_IO);
+	if (ret)
+		goto err;
+
+	ret = update_delay_mechanism((*ctrl)->iodelay_config_base);
+	if (ret)
+		goto err;
+
+	/* Configure Mux settings */
+	do_set_mux32((*ctrl)->control_padconf_core_base, pad, npads);
+
+	/* Configure Manual IO timing modes */
+	ret = do_set_iodelay((*ctrl)->iodelay_config_base, iodelay, niodelays);
+	if (ret)
+		goto err;
+
+	ret = isolate_io(DEISOLATE_IO);
+
+err:
+	/* lock IODELAY CONFIG registers */
+	writel(CFG_IODELAY_LOCK_KEY, (*ctrl)->iodelay_config_base +
+	       CFG_REG_8_OFFSET);
+	/*
+	 * UART cannot be used during IO recalibration sequence as IOs are in
+	 * isolation. So error handling and debug prints are done after
+	 * complete IO delay recalibration sequence
+	 */
+	switch (ret) {
+	case ERR_CALIBRATE_IODELAY:
+		puts("IODELAY: IO delay calibration sequence failed\n");
+		break;
+	case ERR_ISOLATE_IO:
+		puts("IODELAY: Isolation of Device IOs failed\n");
+		break;
+	case ERR_UPDATE_DELAY:
+		puts("IODELAY: Delay mechanism update with new calibrated values failed\n");
+		break;
+	case ERR_DEISOLATE_IO:
+		puts("IODELAY: De-isolation of Device IOs failed\n");
+		break;
+	case ERR_CPDE:
+		puts("IODELAY: CPDE calculation failed\n");
+		break;
+	case ERR_FPDE:
+		puts("IODELAY: FPDE calculation failed\n");
+		break;
+	default:
+		debug("IODELAY: IO delay recalibration successfully completed\n");
+	}
+}

arch/arm/cpu/armv7/omap5/hw_data.c

@@ -534,6 +534,9 @@ void enable_basic_clocks(void)
 void enable_basic_uboot_clocks(void)
 {
 	u32 const clk_domains_essential[] = {
+#if defined(CONFIG_DRA7XX) || defined(CONFIG_AM57XX)
+		(*prcm)->cm_ipu_clkstctrl,
+#endif
 		0
 	};
 
@@ -547,7 +550,11 @@ void enable_basic_uboot_clocks(void)
 		(*prcm)->cm_l4per_i2c2_clkctrl,
 		(*prcm)->cm_l4per_i2c3_clkctrl,
 		(*prcm)->cm_l4per_i2c4_clkctrl,
+#if defined(CONFIG_DRA7XX) || defined(CONFIG_AM57XX)
+		(*prcm)->cm_ipu_i2c5_clkctrl,
+#else
 		(*prcm)->cm_l4per_i2c5_clkctrl,
+#endif
 		(*prcm)->cm_l3init_hsusbhost_clkctrl,
 		(*prcm)->cm_l3init_fsusb_clkctrl,
 		0
@@ -592,8 +599,8 @@ const struct ctrl_ioregs ioregs_dra7xx_es1 = {
 	.ctrl_ddrch = 0x40404040,
 	.ctrl_lpddr2ch = 0x40404040,
 	.ctrl_ddr3ch = 0x80808080,
-	.ctrl_ddrio_0 = 0xA2084210,
-	.ctrl_ddrio_1 = 0x84210840,
+	.ctrl_ddrio_0 = 0x00094A40,
+	.ctrl_ddrio_1 = 0x04A52000,
 	.ctrl_ddrio_2 = 0x84210000,
 	.ctrl_emif_sdram_config_ext = 0x0001C1A7,
 	.ctrl_emif_sdram_config_ext_final = 0x0001C1A7,
@@ -604,8 +611,8 @@ const struct ctrl_ioregs ioregs_dra72x_es1 = {
 	.ctrl_ddrch = 0x40404040,
 	.ctrl_lpddr2ch = 0x40404040,
 	.ctrl_ddr3ch = 0x60606080,
-	.ctrl_ddrio_0 = 0xA2084210,
-	.ctrl_ddrio_1 = 0x84210840,
+	.ctrl_ddrio_0 = 0x00094A40,
+	.ctrl_ddrio_1 = 0x04A52000,
 	.ctrl_ddrio_2 = 0x84210000,
 	.ctrl_emif_sdram_config_ext = 0x0001C1A7,
 	.ctrl_emif_sdram_config_ext_final = 0x0001C1A7,

arch/arm/cpu/armv7/omap5/hwinit.c

@@ -40,6 +40,15 @@ static struct gpio_bank gpio_bank_54xx[8] = {
 
 const struct gpio_bank *const omap_gpio_bank = gpio_bank_54xx;
 
+void do_set_mux32(u32 base, struct pad_conf_entry const *array, int size)
+{
+	int i;
+	struct pad_conf_entry *pad = (struct pad_conf_entry *)array;
+
+	for (i = 0; i < size; i++, pad++)
+		writel(pad->val, base + pad->offset);
+}
+
 #ifdef CONFIG_SPL_BUILD
 /* LPDDR2 specific IO settings */
 static void io_settings_lpddr2(void)
@@ -75,16 +84,20 @@ static void io_settings_ddr3(void)
 
 	writel(ioregs->ctrl_ddrio_0, (*ctrl)->control_ddrio_0);
 	writel(ioregs->ctrl_ddrio_1, (*ctrl)->control_ddrio_1);
-	writel(ioregs->ctrl_ddrio_2, (*ctrl)->control_ddrio_2);
+
+	if (!is_dra7xx()) {
+		writel(ioregs->ctrl_ddrio_2, (*ctrl)->control_ddrio_2);
+		writel(ioregs->ctrl_lpddr2ch, (*ctrl)->control_lpddr2ch1_1);
+	}
 
 	/* omap5432 does not use lpddr2 */
 	writel(ioregs->ctrl_lpddr2ch, (*ctrl)->control_lpddr2ch1_0);
-	writel(ioregs->ctrl_lpddr2ch, (*ctrl)->control_lpddr2ch1_1);
 
 	writel(ioregs->ctrl_emif_sdram_config_ext,
 	       (*ctrl)->control_emif1_sdram_config_ext);
-	writel(ioregs->ctrl_emif_sdram_config_ext,
-	       (*ctrl)->control_emif2_sdram_config_ext);
+	if (!is_dra72x())
+		writel(ioregs->ctrl_emif_sdram_config_ext,
+		       (*ctrl)->control_emif2_sdram_config_ext);
 
 	if (is_omap54xx()) {
 		/* Disable DLL select */
@@ -109,6 +122,7 @@ static void io_settings_ddr3(void)
 void do_io_settings(void)
 {
 	u32 io_settings = 0, mask = 0;
+	struct emif_reg_struct *emif = (struct emif_reg_struct *)EMIF1_BASE;
 
 	/* Impedance settings EMMC, C2C 1,2, hsi2 */
 	mask = (ds_mask << 2) | (ds_mask << 8) |
@@ -164,7 +178,7 @@ void do_io_settings(void)
 		       (sc_fast << 17) | (sc_fast << 14);
 	writel(io_settings, (*ctrl)->control_smart3io_padconf_1);
 
-	if (emif_sdram_type() == EMIF_SDRAM_TYPE_LPDDR2)
+	if (emif_sdram_type(emif->emif_sdram_config) == EMIF_SDRAM_TYPE_LPDDR2)
 		io_settings_lpddr2();
 	else
 		io_settings_ddr3();

arch/arm/cpu/armv7/omap5/prcm-regs.c

@@ -378,6 +378,7 @@ struct omap_sys_ctrl_regs const dra7xx_ctrl = {
 	.control_status				= 0x4A002134,
 	.control_phy_power_usb			= 0x4A002370,
 	.control_phy_power_sata			= 0x4A002374,
+	.ctrl_core_sma_sw_0			= 0x4A0023FC,
 	.control_core_mac_id_0_lo		= 0x4A002514,
 	.control_core_mac_id_0_hi		= 0x4A002518,
 	.control_core_mac_id_1_lo		= 0x4A00251C,
@@ -457,6 +458,7 @@ struct omap_sys_ctrl_regs const dra7xx_ctrl = {
 	.control_efuse_3			= 0x4AE0C5D0,
 	.control_efuse_4			= 0x4AE0C5D4,
 	.control_efuse_13			= 0x4AE0C5F0,
+	.iodelay_config_base			= 0x4844A000,
 };
 
 struct prcm_regs const omap5_es2_prcm = {
@@ -815,6 +817,10 @@ struct prcm_regs const dra7xx_prcm = {
 	.cm_dsp_clkstctrl			= 0x4a005400,
 	.cm_dsp_dsp_clkctrl			= 0x4a005420,
 
+	/* cm IPU */
+	.cm_ipu_clkstctrl			= 0x4a005540,
+	.cm_ipu_i2c5_clkctrl			= 0x4a005578,
+
 	/* prm irqstatus regs */
 	.prm_irqstatus_mpu_2			= 0x4ae06014,
 
@@ -976,6 +982,7 @@ struct prcm_regs const dra7xx_prcm = {
 	.prm_rstctrl				= 0x4ae07d00,
 	.prm_rstst				= 0x4ae07d04,
 	.prm_rsttime				= 0x4ae07d08,
+	.prm_io_pmctrl				= 0x4ae07d20,
 	.prm_vc_val_bypass			= 0x4ae07da0,
 	.prm_vc_cfg_i2c_mode			= 0x4ae07db4,
 	.prm_vc_cfg_i2c_clk			= 0x4ae07db8,

arch/arm/cpu/armv7/omap5/sdram.c

@@ -146,18 +146,18 @@ const struct emif_regs emif_1_regs_ddr3_532_mhz_1cs_dra_es1 = {
 	.sdram_tim1                     = 0xCCCF36B3,
 	.sdram_tim2                     = 0x308F7FDA,
 	.sdram_tim3                     = 0x027F88A8,
-	.read_idle_ctrl                 = 0x00050001,
+	.read_idle_ctrl                 = 0x00050000,
 	.zq_config                      = 0x0007190B,
 	.temp_alert_config              = 0x00000000,
-	.emif_ddr_phy_ctlr_1_init       = 0x0E24400A,
-	.emif_ddr_phy_ctlr_1            = 0x0E24400A,
+	.emif_ddr_phy_ctlr_1_init       = 0x0024400B,
+	.emif_ddr_phy_ctlr_1            = 0x0E24400B,
 	.emif_ddr_ext_phy_ctrl_1        = 0x10040100,
 	.emif_ddr_ext_phy_ctrl_2        = 0x00910091,
 	.emif_ddr_ext_phy_ctrl_3        = 0x00950095,
 	.emif_ddr_ext_phy_ctrl_4        = 0x009B009B,
 	.emif_ddr_ext_phy_ctrl_5        = 0x009E009E,
 	.emif_rd_wr_lvl_rmp_win         = 0x00000000,
-	.emif_rd_wr_lvl_rmp_ctl         = 0x00000000,
+	.emif_rd_wr_lvl_rmp_ctl         = 0x80000000,
 	.emif_rd_wr_lvl_ctl             = 0x00000000,
 	.emif_rd_wr_exec_thresh         = 0x00000305
 };
@@ -171,18 +171,18 @@ const struct emif_regs emif_2_regs_ddr3_532_mhz_1cs_dra_es1 = {
 	.sdram_tim1                     = 0xCCCF36B3,
 	.sdram_tim2                     = 0x308F7FDA,
 	.sdram_tim3                     = 0x027F88A8,
-	.read_idle_ctrl                 = 0x00050001,
+	.read_idle_ctrl                 = 0x00050000,
 	.zq_config                      = 0x0007190B,
 	.temp_alert_config              = 0x00000000,
-	.emif_ddr_phy_ctlr_1_init       = 0x0E24400A,
-	.emif_ddr_phy_ctlr_1            = 0x0E24400A,
+	.emif_ddr_phy_ctlr_1_init       = 0x0024400B,
+	.emif_ddr_phy_ctlr_1            = 0x0E24400B,
 	.emif_ddr_ext_phy_ctrl_1        = 0x10040100,
 	.emif_ddr_ext_phy_ctrl_2        = 0x00910091,
 	.emif_ddr_ext_phy_ctrl_3        = 0x00950095,
 	.emif_ddr_ext_phy_ctrl_4        = 0x009B009B,
 	.emif_ddr_ext_phy_ctrl_5        = 0x009E009E,
 	.emif_rd_wr_lvl_rmp_win         = 0x00000000,
-	.emif_rd_wr_lvl_rmp_ctl         = 0x00000000,
+	.emif_rd_wr_lvl_rmp_ctl         = 0x80000000,
 	.emif_rd_wr_lvl_ctl             = 0x00000000,
 	.emif_rd_wr_exec_thresh         = 0x00000305
 };
@@ -191,15 +191,15 @@ const struct emif_regs emif_1_regs_ddr3_666_mhz_1cs_dra_es1 = {
 	.sdram_config_init              = 0x61862B32,
 	.sdram_config                   = 0x61862B32,
 	.sdram_config2			= 0x08000000,
-	.ref_ctrl                       = 0x0000493E,
+	.ref_ctrl                       = 0x0000514C,
 	.ref_ctrl_final			= 0x0000144A,
 	.sdram_tim1                     = 0xD113781C,
-	.sdram_tim2                     = 0x308F7FE3,
-	.sdram_tim3                     = 0x009F86A8,
+	.sdram_tim2                     = 0x305A7FDA,
+	.sdram_tim3                     = 0x409F86A8,
 	.read_idle_ctrl                 = 0x00050000,
-	.zq_config                      = 0x0007190B,
+	.zq_config                      = 0x5007190B,
 	.temp_alert_config              = 0x00000000,
-	.emif_ddr_phy_ctlr_1_init       = 0x0E24400D,
+	.emif_ddr_phy_ctlr_1_init       = 0x0024400D,
 	.emif_ddr_phy_ctlr_1            = 0x0E24400D,
 	.emif_ddr_ext_phy_ctrl_1        = 0x10040100,
 	.emif_ddr_ext_phy_ctrl_2        = 0x00A400A4,
@@ -207,7 +207,7 @@ const struct emif_regs emif_1_regs_ddr3_666_mhz_1cs_dra_es1 = {
 	.emif_ddr_ext_phy_ctrl_4        = 0x00B000B0,
 	.emif_ddr_ext_phy_ctrl_5        = 0x00B000B0,
 	.emif_rd_wr_lvl_rmp_win         = 0x00000000,
-	.emif_rd_wr_lvl_rmp_ctl         = 0x00000000,
+	.emif_rd_wr_lvl_rmp_ctl         = 0x80000000,
 	.emif_rd_wr_lvl_ctl             = 0x00000000,
 	.emif_rd_wr_exec_thresh         = 0x00000305
 };
@@ -421,8 +421,14 @@ const u32 ddr3_ext_phy_ctrl_const_base_es2[] = {
 	0x0
 };
 
+/* Ext phy ctrl 1-35 regs */
 const u32
 dra_ddr3_ext_phy_ctrl_const_base_es1_emif1[] = {
+	0x10040100,
+	0x00910091,
+	0x00950095,
+	0x009B009B,
+	0x009E009E,
 	0x00980098,
 	0x00340034,
 	0x00350035,
@@ -441,17 +447,28 @@ dra_ddr3_ext_phy_ctrl_const_base_es1_emif1[] = {
 	0x00500050,
 	0x00000000,
 	0x00600020,
-	0x40010080,
+	0x40011080,
 	0x08102040,
 	0x0,
 	0x0,
 	0x0,
 	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
 	0x0
 };
 
+/* Ext phy ctrl 1-35 regs */
 const u32
 dra_ddr3_ext_phy_ctrl_const_base_es1_emif2[] = {
+	0x10040100,
+	0x00910091,
+	0x00950095,
+	0x009B009B,
+	0x009E009E,
 	0x00980098,
 	0x00330033,
 	0x00330033,
@@ -470,17 +487,28 @@ dra_ddr3_ext_phy_ctrl_const_base_es1_emif2[] = {
 	0x00500050,
 	0x00000000,
 	0x00600020,
-	0x40010080,
+	0x40011080,
 	0x08102040,
 	0x0,
 	0x0,
 	0x0,
 	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
 	0x0
 };
 
+/* Ext phy ctrl 1-35 regs */
 const u32
 dra_ddr3_ext_phy_ctrl_const_base_666MHz[] = {
+	0x10040100,
+	0x00A400A4,
+	0x00A900A9,
+	0x00B000B0,
+	0x00B000B0,
 	0x00A400A4,
 	0x00390039,
 	0x00320032,
@@ -505,6 +533,11 @@ dra_ddr3_ext_phy_ctrl_const_base_666MHz[] = {
 	0x0,
 	0x0,
 	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
+	0x0,
 	0x0
 };
 
@@ -562,7 +595,7 @@ void get_lpddr2_mr_regs(const struct lpddr2_mr_regs **regs)
 	*regs = &mr_regs;
 }
 
-void do_ext_phy_settings(u32 base, const struct emif_regs *regs)
+static void do_ext_phy_settings_omap5(u32 base, const struct emif_regs *regs)
 {
 	u32 *ext_phy_ctrl_base = 0;
 	u32 *emif_ext_phy_ctrl_base = 0;
@@ -601,6 +634,58 @@ void do_ext_phy_settings(u32 base, const struct emif_regs *regs)
 	}
 }
 
+static void do_ext_phy_settings_dra7(u32 base, const struct emif_regs *regs)
+{
+	struct emif_reg_struct *emif = (struct emif_reg_struct *)base;
+	u32 *emif_ext_phy_ctrl_base = 0;
+	u32 emif_nr;
+	const u32 *ext_phy_ctrl_const_regs;
+	u32 i, hw_leveling, size;
+
+	emif_nr = (base == EMIF1_BASE) ? 1 : 2;
+
+	hw_leveling = regs->emif_rd_wr_lvl_rmp_ctl >> EMIF_REG_RDWRLVL_EN_SHIFT;
+
+	emif_ext_phy_ctrl_base = (u32 *)&(emif->emif_ddr_ext_phy_ctrl_1);
+
+	emif_get_ext_phy_ctrl_const_regs(emif_nr,
+					 &ext_phy_ctrl_const_regs, &size);
+
+	writel(ext_phy_ctrl_const_regs[0], &emif_ext_phy_ctrl_base[0]);
+	writel(ext_phy_ctrl_const_regs[0], &emif_ext_phy_ctrl_base[1]);
+
+	if (!hw_leveling) {
+		/*
+		 * Copy the predefined PHY register values
+		 * in case of sw leveling
+		 */
+		for (i = 1; i < 25; i++) {
+			writel(ext_phy_ctrl_const_regs[i],
+			       &emif_ext_phy_ctrl_base[i * 2]);
+			writel(ext_phy_ctrl_const_regs[i],
+			       &emif_ext_phy_ctrl_base[i * 2 + 1]);
+		}
+	} else {
+		/*
+		 * Write the init value for HW levling to occur
+		 */
+		for (i = 21; i < 35; i++) {
+			writel(ext_phy_ctrl_const_regs[i],
+			       &emif_ext_phy_ctrl_base[i * 2]);
+			writel(ext_phy_ctrl_const_regs[i],
+			       &emif_ext_phy_ctrl_base[i * 2 + 1]);
+		}
+	}
+}
+
+void do_ext_phy_settings(u32 base, const struct emif_regs *regs)
+{
+	if (is_omap54xx())
+		do_ext_phy_settings_omap5(base, regs);
+	else
+		do_ext_phy_settings_dra7(base, regs);
+}
+
 #ifndef CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS
 static const struct lpddr2_ac_timings timings_jedec_532_mhz = {
 	.max_freq	= 532000000,

arch/arm/cpu/armv7/psci.S

@@ -17,6 +17,7 @@
 
 #include <config.h>
 #include <linux/linkage.h>
+#include <asm/macro.h>
 #include <asm/psci.h>
 
 	.pushsection ._secure.text, "ax"
@@ -99,4 +100,124 @@ _smc_psci:
 	pop	{r4-r7, lr}
 	movs	pc, lr			@ Return to the kernel
 
+@ Requires dense and single-cluster CPU ID space
+ENTRY(psci_get_cpu_id)
+	mrc	p15, 0, r0, c0, c0, 5	/* read MPIDR */
+	and	r0, r0, #0xff		/* return CPU ID in cluster */
+	bx	lr
+ENDPROC(psci_get_cpu_id)
+.weak psci_get_cpu_id
+
+/* Imported from Linux kernel */
+LENTRY(v7_flush_dcache_all)
+	dmb					@ ensure ordering with previous memory accesses
+	mrc	p15, 1, r0, c0, c0, 1		@ read clidr
+	ands	r3, r0, #0x7000000		@ extract loc from clidr
+	mov	r3, r3, lsr #23			@ left align loc bit field
+	beq	finished			@ if loc is 0, then no need to clean
+	mov	r10, #0				@ start clean at cache level 0
+flush_levels:
+	add	r2, r10, r10, lsr #1		@ work out 3x current cache level
+	mov	r1, r0, lsr r2			@ extract cache type bits from clidr
+	and	r1, r1, #7			@ mask of the bits for current cache only
+	cmp	r1, #2				@ see what cache we have at this level
+	blt	skip				@ skip if no cache, or just i-cache
+	mrs     r9, cpsr			@ make cssr&csidr read atomic
+	mcr	p15, 2, r10, c0, c0, 0		@ select current cache level in cssr
+	isb					@ isb to sych the new cssr&csidr
+	mrc	p15, 1, r1, c0, c0, 0		@ read the new csidr
+	msr     cpsr_c, r9
+	and	r2, r1, #7			@ extract the length of the cache lines
+	add	r2, r2, #4			@ add 4 (line length offset)
+	ldr	r4, =0x3ff
+	ands	r4, r4, r1, lsr #3		@ find maximum number on the way size
+	clz	r5, r4				@ find bit position of way size increment
+	ldr	r7, =0x7fff
+	ands	r7, r7, r1, lsr #13		@ extract max number of the index size
+loop1:
+	mov	r9, r7				@ create working copy of max index
+loop2:
+	orr	r11, r10, r4, lsl r5		@ factor way and cache number into r11
+	orr	r11, r11, r9, lsl r2		@ factor index number into r11
+	mcr	p15, 0, r11, c7, c14, 2		@ clean & invalidate by set/way
+	subs	r9, r9, #1			@ decrement the index
+	bge	loop2
+	subs	r4, r4, #1			@ decrement the way
+	bge	loop1
+skip:
+	add	r10, r10, #2			@ increment cache number
+	cmp	r3, r10
+	bgt	flush_levels
+finished:
+	mov	r10, #0				@ swith back to cache level 0
+	mcr	p15, 2, r10, c0, c0, 0		@ select current cache level in cssr
+	dsb	st
+	isb
+	bx	lr
+ENDPROC(v7_flush_dcache_all)
+
+ENTRY(psci_disable_smp)
+	mrc	p15, 0, r0, c1, c0, 1		@ ACTLR
+	bic	r0, r0, #(1 << 6)		@ Clear SMP bit
+	mcr	p15, 0, r0, c1, c0, 1		@ ACTLR
+	isb
+	dsb
+	bx	lr
+ENDPROC(psci_disable_smp)
+.weak psci_disable_smp
+
+ENTRY(psci_enable_smp)
+	mrc	p15, 0, r0, c1, c0, 1		@ ACTLR
+	orr	r0, r0, #(1 << 6)		@ Set SMP bit
+	mcr	p15, 0, r0, c1, c0, 1		@ ACTLR
+	isb
+	bx	lr
+ENDPROC(psci_enable_smp)
+.weak psci_enable_smp
+
+ENTRY(psci_cpu_off_common)
+	push	{lr}
+
+	mrc	p15, 0, r0, c1, c0, 0		@ SCTLR
+	bic	r0, r0, #(1 << 2)		@ Clear C bit
+	mcr	p15, 0, r0, c1, c0, 0		@ SCTLR
+	isb
+	dsb
+
+	bl	v7_flush_dcache_all
+
+	clrex					@ Why???
+
+	bl	psci_disable_smp
+
+	pop	{lr}
+	bx	lr
+ENDPROC(psci_cpu_off_common)
+
+@ expects CPU ID in r0 and returns stack top in r0
+ENTRY(psci_get_cpu_stack_top)
+	mov	r5, #0x400			@ 1kB of stack per CPU
+	mul	r0, r0, r5
+
+	ldr	r5, =psci_text_end		@ end of monitor text
+	add	r5, r5, #0x2000			@ Skip two pages
+	lsr	r5, r5, #12			@ Align to start of page
+	lsl	r5, r5, #12
+	sub	r5, r5, #4			@ reserve 1 word for target PC
+	sub	r0, r5, r0			@ here's our stack!
+
+	bx	lr
+ENDPROC(psci_get_cpu_stack_top)
+
+ENTRY(psci_cpu_entry)
+	bl	psci_enable_smp
+
+	bl	_nonsec_init
+
+	bl	psci_get_cpu_id			@ CPU ID => r0
+	bl	psci_get_cpu_stack_top		@ stack top => r0
+	ldr	r0, [r0]			@ target PC at stack top
+	b	_do_nonsec_entry
+ENDPROC(psci_cpu_entry)
+
 	.popsection

arch/arm/cpu/armv7/rmobile/Kconfig

@@ -2,6 +2,7 @@ if RMOBILE
 
 choice
 	prompt "Renesus ARM SoCs board select"
+	optional
 
 config TARGET_ARMADILLO_800EVA
 	bool "armadillo 800 eva board"
@@ -49,6 +50,28 @@ config RMOBILE_EXTRAM_BOOT
 	depends on TARGET_ALT || TARGET_KOELSCH || TARGET_LAGER || TARGET_PORTER || TARGET_SILK
 	default n
 
+choice
+	prompt "Qos setting primary"
+	depends on TARGET_ALT || TARGET_GOSE || TARGET_KOELSCH || TARGET_LAGER
+	default QOS_PRI_NORMAL
+
+config QOS_PRI_NORMAL
+	bool "Non primary"
+	help
+	   Select normal mode for QoS setting.
+
+config QOS_PRI_MEDIA
+	bool "Media primary"
+	help
+	   Select multimedia primary mode for QoS setting.
+
+config QOS_PRI_GFX
+	bool "GFX primary"
+	help
+	   Select GFX(graphics) primary mode for QoS setting.
+
+endchoice
+
 source "board/atmark-techno/armadillo-800eva/Kconfig"
 source "board/renesas/gose/Kconfig"
 source "board/renesas/koelsch/Kconfig"

arch/arm/cpu/armv7/s5pc1xx/Kconfig

@@ -2,14 +2,17 @@ if ARCH_S5PC1XX
 
 choice
 	prompt "S5PC1XX board select"
+	optional
 
 config TARGET_S5P_GONI
 	bool "S5P Goni board"
 	select OF_CONTROL
+	select SPL_DISABLE_OF_CONTROL
 
 config TARGET_SMDKC100
 	bool "Support smdkc100 board"
 	select OF_CONTROL
+	select SPL_DISABLE_OF_CONTROL
 
 endchoice
 

arch/arm/cpu/armv7/socfpga/config.mk

@@ -1,11 +0,0 @@
-#
-# Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
-#
-# SPDX-License-Identifier:	GPL-2.0+
-#
-ifndef CONFIG_SPL_BUILD
-ALL-y	+= u-boot.img
-endif
-
-# Added for handoff support
-PLATFORM_RELFLAGS += -Iboard/$(VENDOR)/$(BOARD)

arch/arm/cpu/armv7/start.S

@@ -22,10 +22,9 @@
  *
  * Startup Code (reset vector)
  *
- * do important init only if we don't start from memory!
- * setup Memory and board specific bits prior to relocation.
- * relocate armboot to ram
- * setup stack
+ * Do important init only if we don't start from memory!
+ * Setup memory and board specific bits prior to relocation.
+ * Relocate armboot to ram. Setup stack.
  *
  *************************************************************************/
 

arch/arm/cpu/armv7/sunxi/Makefile

@@ -13,7 +13,9 @@ obj-y	+= clock.o
 obj-y	+= cpu_info.o
 obj-y	+= dram_helpers.o
 obj-y	+= pinmux.o
+ifndef CONFIG_MACH_SUN9I
 obj-y	+= usb_phy.o
+endif
 obj-$(CONFIG_MACH_SUN6I)	+= prcm.o
 obj-$(CONFIG_MACH_SUN8I)	+= prcm.o
 obj-$(CONFIG_MACH_SUN9I)	+= prcm.o
@@ -33,7 +35,9 @@ obj-$(CONFIG_AXP221_POWER)	+= pmic_bus.o
 
 ifndef CONFIG_SPL_BUILD
 ifdef CONFIG_ARMV7_PSCI
-obj-y	+= psci.o
+obj-$(CONFIG_MACH_SUN6I)	+= psci_sun6i.o
+obj-$(CONFIG_MACH_SUN7I)	+= psci_sun7i.o
+obj-$(CONFIG_MACH_SUN8I)	+= psci_sun6i.o
 endif
 endif
 

arch/arm/cpu/armv7/sunxi/board.c

@@ -45,11 +45,11 @@ static int gpio_init(void)
 	sunxi_gpio_set_cfgpin(SUNXI_GPB(23), SUNXI_GPIO_INPUT);
 #endif
 #if defined(CONFIG_MACH_SUN8I)
-	sunxi_gpio_set_cfgpin(SUNXI_GPF(2), SUN8I_GPF_UART0_TX);
-	sunxi_gpio_set_cfgpin(SUNXI_GPF(4), SUN8I_GPF_UART0_RX);
+	sunxi_gpio_set_cfgpin(SUNXI_GPF(2), SUN8I_GPF_UART0);
+	sunxi_gpio_set_cfgpin(SUNXI_GPF(4), SUN8I_GPF_UART0);
 #else
-	sunxi_gpio_set_cfgpin(SUNXI_GPF(2), SUNXI_GPF_UART0_TX);
-	sunxi_gpio_set_cfgpin(SUNXI_GPF(4), SUNXI_GPF_UART0_RX);
+	sunxi_gpio_set_cfgpin(SUNXI_GPF(2), SUNXI_GPF_UART0);
+	sunxi_gpio_set_cfgpin(SUNXI_GPF(4), SUNXI_GPF_UART0);
 #endif
 	sunxi_gpio_set_pull(SUNXI_GPF(4), 1);
 #elif CONFIG_CONS_INDEX == 1 && (defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I))
@@ -64,10 +64,22 @@ static int gpio_init(void)
 	sunxi_gpio_set_cfgpin(SUNXI_GPH(20), SUN6I_GPH_UART0);
 	sunxi_gpio_set_cfgpin(SUNXI_GPH(21), SUN6I_GPH_UART0);
 	sunxi_gpio_set_pull(SUNXI_GPH(21), SUNXI_GPIO_PULL_UP);
+#elif CONFIG_CONS_INDEX == 1 && defined(CONFIG_MACH_SUN8I_A33)
+	sunxi_gpio_set_cfgpin(SUNXI_GPB(0), SUN8I_A33_GPB_UART0);
+	sunxi_gpio_set_cfgpin(SUNXI_GPB(1), SUN8I_A33_GPB_UART0);
+	sunxi_gpio_set_pull(SUNXI_GPB(1), SUNXI_GPIO_PULL_UP);
+#elif CONFIG_CONS_INDEX == 1 && defined(CONFIG_MACH_SUN9I)
+	sunxi_gpio_set_cfgpin(SUNXI_GPH(12), SUN9I_GPH_UART0);
+	sunxi_gpio_set_cfgpin(SUNXI_GPH(13), SUN9I_GPH_UART0);
+	sunxi_gpio_set_pull(SUNXI_GPH(13), SUNXI_GPIO_PULL_UP);
 #elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_MACH_SUN5I)
 	sunxi_gpio_set_cfgpin(SUNXI_GPG(3), SUN5I_GPG_UART1);
 	sunxi_gpio_set_cfgpin(SUNXI_GPG(4), SUN5I_GPG_UART1);
 	sunxi_gpio_set_pull(SUNXI_GPG(4), SUNXI_GPIO_PULL_UP);
+#elif CONFIG_CONS_INDEX == 3 && defined(CONFIG_MACH_SUN8I)
+	sunxi_gpio_set_cfgpin(SUNXI_GPB(0), SUN8I_GPB_UART2);
+	sunxi_gpio_set_cfgpin(SUNXI_GPB(1), SUN8I_GPB_UART2);
+	sunxi_gpio_set_pull(SUNXI_GPB(1), SUNXI_GPIO_PULL_UP);
 #elif CONFIG_CONS_INDEX == 5 && defined(CONFIG_MACH_SUN8I)
 	sunxi_gpio_set_cfgpin(SUNXI_GPL(2), SUN8I_GPL_R_UART);
 	sunxi_gpio_set_cfgpin(SUNXI_GPL(3), SUN8I_GPL_R_UART);
@@ -116,13 +128,6 @@ void s_init(void)
  */
 u32 spl_boot_device(void)
 {
-#ifdef CONFIG_SPL_FEL
-	/*
-	 * This is the legacy compile time configuration for a special FEL
-	 * enabled build. It has many restrictions and can only boot over USB.
-	 */
-	return BOOT_DEVICE_BOARD;
-#else
 	/*
 	 * When booting from the SD card, the "eGON.BT0" signature is expected
 	 * to be found in memory at the address 0x0004 (see the "mksunxiboot"
@@ -143,7 +148,6 @@ u32 spl_boot_device(void)
 		return BOOT_DEVICE_MMC1;
 	else
 		return BOOT_DEVICE_BOARD;
-#endif
 }
 
 /* No confirmation data available in SPL yet. Hardcode bootmode */
@@ -192,6 +196,7 @@ void reset_cpu(ulong addr)
 	writel(WDT_CFG_RESET, &wdog->cfg);
 	writel(WDT_MODE_EN, &wdog->mode);
 	writel(WDT_CTRL_KEY | WDT_CTRL_RESTART, &wdog->ctl);
+	while (1) { }
 #endif
 }
 
@@ -213,6 +218,7 @@ int cpu_eth_init(bd_t *bis)
 	__maybe_unused int rc;
 
 #ifdef CONFIG_MACPWR
+	gpio_request(CONFIG_MACPWR, "macpwr");
 	gpio_direction_output(CONFIG_MACPWR, 1);
 	mdelay(200);
 #endif

arch/arm/cpu/armv7/sunxi/cpu_info.c

@@ -11,6 +11,7 @@
 #include <asm/arch/cpu.h>
 #include <asm/arch/clock.h>
 #include <axp221.h>
+#include <errno.h>
 
 #ifdef CONFIG_MACH_SUN6I
 int sunxi_get_ss_bonding_id(void)
@@ -68,6 +69,8 @@ int print_cpuinfo(void)
 	puts("CPU:   Allwinner A23 (SUN8I)\n");
 #elif defined CONFIG_MACH_SUN8I_A33
 	puts("CPU:   Allwinner A33 (SUN8I)\n");
+#elif defined CONFIG_MACH_SUN9I
+	puts("CPU:   Allwinner A80 (SUN9I)\n");
 #else
 #warning Please update cpu_info.c with correct CPU information
 	puts("CPU:   SUNXI Family\n");
@@ -78,18 +81,16 @@ int print_cpuinfo(void)
 
 int sunxi_get_sid(unsigned int *sid)
 {
-#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I_A23
 #ifdef CONFIG_AXP221_POWER
 	return axp221_get_sid(sid);
-#else
-	return -ENODEV;
-#endif
-#else
+#elif defined SUNXI_SID_BASE
 	int i;
 
 	for (i = 0; i< 4; i++)
 		sid[i] = readl(SUNXI_SID_BASE + 4 * i);
 
 	return 0;
+#else
+	return -ENODEV;
 #endif
 }

arch/arm/cpu/armv7/sunxi/dram_sun4i.c

@@ -508,7 +508,7 @@ static void mctl_ddr3_initialize(void)
 /*
  * Perform impedance calibration on the DRAM controller side of the wire.
  */
-static void mctl_set_impedance(u32 zq, u32 odt_en)
+static void mctl_set_impedance(u32 zq, bool odt_en)
 {
 	struct sunxi_dram_reg *dram = (struct sunxi_dram_reg *)SUNXI_DRAMC_BASE;
 	u32 reg_val;
@@ -556,7 +556,7 @@ static void mctl_set_impedance(u32 zq, u32 odt_en)
 	clrbits_le32(&dram->zqcr0, DRAM_ZQCR0_ZCAL);
 
 	/* Set I/O configure register */
-	writel(DRAM_IOCR_ODT_EN(odt_en), &dram->iocr);
+	writel(DRAM_IOCR_ODT_EN, &dram->iocr);
 }
 
 static unsigned long dramc_init_helper(struct dram_para *para)

arch/arm/cpu/armv7/sunxi/dram_sun8i_a23.c

@@ -26,12 +26,14 @@
 #include <asm/arch/clock.h>
 #include <asm/arch/dram.h>
 #include <asm/arch/prcm.h>
+#include <linux/kconfig.h>
 
 static const struct dram_para dram_para = {
 	.clock = CONFIG_DRAM_CLK,
 	.type = 3,
 	.zq = CONFIG_DRAM_ZQ,
-	.odt_en = 1,
+	.odt_en = IS_ENABLED(CONFIG_DRAM_ODT_EN),
+	.odt_correction = CONFIG_DRAM_ODT_CORRECTION,
 	.para1 = 0, /* not used (only used when tpr13 bit 31 is set */
 	.para2 = 0, /* not used (only used when tpr13 bit 31 is set */
 	.mr0 = 6736,
@@ -97,7 +99,6 @@ static void mctl_init(u32 *bus_width)
 		(struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
 	struct sunxi_mctl_phy_reg * const mctl_phy =
 		(struct sunxi_mctl_phy_reg *)SUNXI_DRAM_PHY0_BASE;
-	int correction;
 
 	if (dram_para.tpr13 & 0x20)
 		writel(0x40b, &mctl_phy->dcr);
@@ -138,7 +139,7 @@ static void mctl_init(u32 *bus_width)
 
 	writel(0x01000081, &mctl_phy->dtcr);
 
-	if (dram_para.clock <= 240 || !(dram_para.odt_en & 0x01)) {
+	if (dram_para.clock <= 240 || !dram_para.odt_en) {
 		clrbits_le32(&mctl_phy->dx0gcr, 0x600);
 		clrbits_le32(&mctl_phy->dx1gcr, 0x600);
 	}
@@ -251,13 +252,11 @@ static void mctl_init(u32 *bus_width)
 	} else
 		*bus_width = 16;
 
-	correction = (dram_para.odt_en >> 8) & 0xff;
-	if (correction) {
-		if (dram_para.odt_en & 0x80000000)
-			correction = -correction;
-
-		mctl_apply_odt_correction(&mctl_phy->dx0lcdlr1, correction);
-		mctl_apply_odt_correction(&mctl_phy->dx1lcdlr1, correction);
+	if (dram_para.odt_correction) {
+		mctl_apply_odt_correction(&mctl_phy->dx0lcdlr1,
+					  dram_para.odt_correction);
+		mctl_apply_odt_correction(&mctl_phy->dx1lcdlr1,
+					  dram_para.odt_correction);
 	}
 
 	mctl_await_completion(&mctl_ctl->statr, 0x01, 0x01);

arch/arm/cpu/armv7/sunxi/dram_sun8i_a33.c

@@ -14,12 +14,12 @@
 #include <asm/arch/clock.h>
 #include <asm/arch/dram.h>
 #include <asm/arch/prcm.h>
+#include <linux/kconfig.h>
 
 /* PLL runs at 2x dram-clk, controller runs at PLL / 4 (dram-clk / 2) */
 #define DRAM_CLK_MUL 2
 #define DRAM_CLK_DIV 4
 #define DRAM_SIGMA_DELTA_ENABLE 1
-#define DRAM_ODT_EN 0
 
 struct dram_para {
 	u8 cs1;
@@ -195,7 +195,7 @@ static int mctl_train_dram(struct dram_para *para)
 		(struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
 
 	mctl_data_train_cfg(para);
-	mctl_set_pir(0x1f3);
+	mctl_set_pir(0x5f3);
 
 	return ((readl(&mctl_ctl->pgsr0) >> 20) & 0xff) ? -EIO : 0;
 }
@@ -215,7 +215,7 @@ static int mctl_channel_init(struct dram_para *para)
 	clrbits_le32(&mctl_ctl->pgcr0, 0x3f << 0);
 
 	/* Set ODT */
-	if ((CONFIG_DRAM_CLK > 400) && DRAM_ODT_EN) {
+	if ((CONFIG_DRAM_CLK > 400) && IS_ENABLED(CONFIG_DRAM_ODT_EN)) {
 		setbits_le32(DXnGCR0(0), 0x3 << 9);
 		setbits_le32(DXnGCR0(1), 0x3 << 9);
 	} else {

arch/arm/cpu/armv7/sunxi/psci_sun6i.S

@@ -0,0 +1,280 @@
+/*
+ * Copyright (C) 2015 - Chen-Yu Tsai
+ * Author: Chen-Yu Tsai <wens@csie.org>
+ *
+ * Based on psci_sun7i.S by Marc Zyngier <marc.zyngier@arm.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include <asm/gic.h>
+#include <asm/macro.h>
+#include <asm/psci.h>
+#include <asm/arch/cpu.h>
+
+/*
+ * Memory layout:
+ *
+ * SECURE_RAM to text_end :
+ *	._secure_text section
+ * text_end to ALIGN_PAGE(text_end):
+ *	nothing
+ * ALIGN_PAGE(text_end) to ALIGN_PAGE(text_end) + 0x1000)
+ *	1kB of stack per CPU (4 CPUs max).
+ */
+
+	.pushsection ._secure.text, "ax"
+
+	.arch_extension sec
+
+#define	ONE_MS			(CONFIG_TIMER_CLK_FREQ / 1000)
+#define	TEN_MS			(10 * ONE_MS)
+#define	GICD_BASE		0x1c81000
+#define	GICC_BASE		0x1c82000
+
+.macro	timer_wait	reg, ticks
+	@ Program CNTP_TVAL
+	movw	\reg, #(\ticks & 0xffff)
+	movt	\reg, #(\ticks >> 16)
+	mcr	p15, 0, \reg, c14, c2, 0
+	isb
+	@ Enable physical timer, mask interrupt
+	mov	\reg, #3
+	mcr	p15, 0, \reg, c14, c2, 1
+	@ Poll physical timer until ISTATUS is on
+1:	isb
+	mrc	p15, 0, \reg, c14, c2, 1
+	ands	\reg, \reg, #4
+	bne	1b
+	@ Disable timer
+	mov	\reg, #0
+	mcr	p15, 0, \reg, c14, c2, 1
+	isb
+.endm
+
+.globl	psci_fiq_enter
+psci_fiq_enter:
+	push	{r0-r12}
+
+	@ Switch to secure
+	mrc	p15, 0, r7, c1, c1, 0
+	bic	r8, r7, #1
+	mcr	p15, 0, r8, c1, c1, 0
+	isb
+
+	@ Validate reason based on IAR and acknowledge
+	movw	r8, #(GICC_BASE & 0xffff)
+	movt	r8, #(GICC_BASE >> 16)
+	ldr	r9, [r8, #GICC_IAR]
+	movw	r10, #0x3ff
+	movt	r10, #0
+	cmp	r9, r10			@ skip spurious interrupt 1023
+	beq	out
+	movw	r10, #0x3fe		@ ...and 1022
+	cmp	r9, r10
+	beq	out
+	str	r9, [r8, #GICC_EOIR]	@ acknowledge the interrupt
+	dsb
+
+	@ Compute CPU number
+	lsr	r9, r9, #10
+	and	r9, r9, #0xf
+
+	movw	r8, #(SUN6I_CPUCFG_BASE & 0xffff)
+	movt	r8, #(SUN6I_CPUCFG_BASE >> 16)
+
+	@ Wait for the core to enter WFI
+	lsl	r11, r9, #6		@ x64
+	add	r11, r11, r8
+
+1:	ldr	r10, [r11, #0x48]
+	tst	r10, #(1 << 2)
+	bne	2f
+	timer_wait r10, ONE_MS
+	b	1b
+
+	@ Reset CPU
+2:	mov	r10, #0
+	str	r10, [r11, #0x40]
+
+	@ Lock CPU
+	mov	r10, #1
+	lsl	r11, r10, r9		@ r11 is now CPU mask
+	ldr	r10, [r8, #0x1e4]
+	bic	r10, r10, r11
+	str	r10, [r8, #0x1e4]
+
+	movw	r8, #(SUNXI_PRCM_BASE & 0xffff)
+	movt	r8, #(SUNXI_PRCM_BASE >> 16)
+
+	@ Set power gating
+	ldr	r10, [r8, #0x100]
+	orr	r10, r10, r11
+	str	r10, [r8, #0x100]
+	timer_wait r10, ONE_MS
+
+#ifdef CONFIG_MACH_SUN6I
+	@ Activate power clamp
+	lsl	r12, r9, #2		@ x4
+	add	r12, r12, r8
+	mov	r10, #0xff
+	str	r10, [r12, #0x140]
+#endif
+
+	movw	r8, #(SUN6I_CPUCFG_BASE & 0xffff)
+	movt	r8, #(SUN6I_CPUCFG_BASE >> 16)
+
+	@ Unlock CPU
+	ldr	r10, [r8, #0x1e4]
+	orr	r10, r10, r11
+	str	r10, [r8, #0x1e4]
+
+	@ Restore security level
+out:	mcr	p15, 0, r7, c1, c1, 0
+
+	pop	{r0-r12}
+	subs    pc, lr, #4
+
+	@ r1 = target CPU
+	@ r2 = target PC
+.globl	psci_cpu_on
+psci_cpu_on:
+	push	{lr}
+
+	mov	r0, r1
+	bl	psci_get_cpu_stack_top	@ get stack top of target CPU
+	str	r2, [r0]		@ store target PC at stack top
+	dsb
+
+	movw	r0, #(SUN6I_CPUCFG_BASE & 0xffff)
+	movt	r0, #(SUN6I_CPUCFG_BASE >> 16)
+
+	@ CPU mask
+	and	r1, r1, #3	@ only care about first cluster
+	mov	r4, #1
+	lsl	r4, r4, r1
+
+	ldr	r6, =psci_cpu_entry
+	str	r6, [r0, #0x1a4] @ PRIVATE_REG (boot vector)
+
+	@ Assert reset on target CPU
+	mov	r6, #0
+	lsl	r5, r1, #6	@ 64 bytes per CPU
+	add	r5, r5, #0x40	@ Offset from base
+	add	r5, r5, r0	@ CPU control block
+	str	r6, [r5]	@ Reset CPU
+
+	@ l1 invalidate
+	ldr	r6, [r0, #0x184] @ CPUCFG_GEN_CTRL_REG
+	bic	r6, r6, r4
+	str	r6, [r0, #0x184]
+
+	@ Lock CPU (Disable external debug access)
+	ldr	r6, [r0, #0x1e4] @ CPUCFG_DBG_CTL1_REG
+	bic	r6, r6, r4
+	str	r6, [r0, #0x1e4]
+
+	movw	r0, #(SUNXI_PRCM_BASE & 0xffff)
+	movt	r0, #(SUNXI_PRCM_BASE >> 16)
+
+#ifdef CONFIG_MACH_SUN6I
+	@ Release power clamp
+	lsl	r5, r1, #2	@ 1 register per CPU
+	add	r5, r5, r0	@ PRCM
+	movw	r6, #0x1ff
+	movt	r6, #0
+1:	lsrs	r6, r6, #1
+	str	r6, [r5, #0x140] @ CPUx_PWR_CLAMP
+	bne	1b
+#endif
+
+	timer_wait r6, TEN_MS
+
+	@ Clear power gating
+	ldr	r6, [r0, #0x100] @ CPU_PWROFF_GATING
+	bic	r6, r6, r4
+	str	r6, [r0, #0x100]
+
+	@ re-calculate CPU control register address
+	movw	r0, #(SUN6I_CPUCFG_BASE & 0xffff)
+	movt	r0, #(SUN6I_CPUCFG_BASE >> 16)
+
+	@ Deassert reset on target CPU
+	mov	r6, #3
+	lsl	r5, r1, #6	@ 64 bytes per CPU
+	add	r5, r5, #0x40	@ Offset from base
+	add	r5, r5, r0	@ CPU control block
+	str	r6, [r5]
+
+	@ Unlock CPU (Enable external debug access)
+	ldr	r6, [r0, #0x1e4] @ CPUCFG_DBG_CTL1_REG
+	orr	r6, r6, r4
+	str	r6, [r0, #0x1e4]
+
+	mov	r0, #ARM_PSCI_RET_SUCCESS	@ Return PSCI_RET_SUCCESS
+	pop	{pc}
+
+.globl	psci_cpu_off
+psci_cpu_off:
+	bl	psci_cpu_off_common
+
+	@ Ask CPU0 to pull the rug...
+	movw	r0, #(GICD_BASE & 0xffff)
+	movt	r0, #(GICD_BASE >> 16)
+	movw	r1, #15				@ SGI15
+	movt	r1, #1				@ Target is CPU0
+	str	r1, [r0, #GICD_SGIR]
+	dsb
+
+1:	wfi
+	b	1b
+
+.globl	psci_arch_init
+psci_arch_init:
+	mov	r6, lr
+
+	movw	r4, #(GICD_BASE & 0xffff)
+	movt	r4, #(GICD_BASE >> 16)
+
+	ldr	r5, [r4, #GICD_IGROUPRn]
+	bic	r5, r5, #(1 << 15) 	@ SGI15 as Group-0
+	str	r5, [r4, #GICD_IGROUPRn]
+
+	mov	r5, #0			@ Set SGI15 priority to 0
+	strb	r5, [r4, #(GICD_IPRIORITYRn + 15)]
+
+	add	r4, r4, #0x1000		@ GICC address
+
+	mov	r5, #0xff
+	str	r5, [r4, #GICC_PMR]	@ Be cool with non-secure
+
+	ldr	r5, [r4, #GICC_CTLR]
+	orr	r5, r5, #(1 << 3)	@ Switch FIQEn on
+	str	r5, [r4, #GICC_CTLR]
+
+	mrc	p15, 0, r5, c1, c1, 0	@ Read SCR
+	orr	r5, r5, #4		@ Enable FIQ in monitor mode
+	bic	r5, r5, #1		@ Secure mode
+	mcr	p15, 0, r5, c1, c1, 0	@ Write SCR
+	isb
+
+	bl	psci_get_cpu_id		@ CPU ID => r0
+	bl	psci_get_cpu_stack_top	@ stack top => r0
+	mov	sp, r0
+
+	bx	r6
+
+	.globl psci_text_end
+psci_text_end:
+	.popsection

arch/arm/cpu/armv7/sunxi/psci_sun7i.S

@@ -19,6 +19,7 @@
 
 #include <config.h>
 #include <asm/gic.h>
+#include <asm/macro.h>
 #include <asm/psci.h>
 #include <asm/arch/cpu.h>
 
@@ -138,8 +139,11 @@ out:	mcr	p15, 0, r7, c1, c1, 0
 	@ r2 = target PC
 .globl	psci_cpu_on
 psci_cpu_on:
-	adr	r0, _target_pc
-	str	r2, [r0]
+	push	{lr}
+
+	mov	r0, r1
+	bl	psci_get_cpu_stack_top	@ get stack top of target CPU
+	str	r2, [r0]		@ store target PC at stack top
 	dsb
 
 	movw	r0, #(SUN7I_CPUCFG_BASE & 0xffff)
@@ -150,7 +154,7 @@ psci_cpu_on:
 	mov	r4, #1
 	lsl	r4, r4, r1
 
-	adr	r6, _sunxi_cpu_entry
+	ldr	r6, =psci_cpu_entry
 	str	r6, [r0, #0x1a4] @ PRIVATE_REG (boot vector)
 
 	@ Assert reset on target CPU
@@ -161,12 +165,12 @@ psci_cpu_on:
 	str	r6, [r5]	@ Reset CPU
 
 	@ l1 invalidate
-	ldr	r6, [r0, #0x184]
+	ldr	r6, [r0, #0x184] @ CPUCFG_GEN_CTRL_REG
 	bic	r6, r6, r4
 	str	r6, [r0, #0x184]
 
-	@ Lock CPU
-	ldr	r6, [r0, #0x1e4]
+	@ Lock CPU (Disable external debug access)
+	ldr	r6, [r0, #0x1e4] @ CPUCFG_DBG_CTL1_REG
 	bic	r6, r6, r4
 	str	r6, [r0, #0x1e4]
 
@@ -174,13 +178,13 @@ psci_cpu_on:
 	movw	r6, #0x1ff
 	movt	r6, #0
 1:	lsrs	r6, r6, #1
-	str	r6, [r0, #0x1b0]
+	str	r6, [r0, #0x1b0] @ CPU1_PWR_CLAMP
 	bne	1b
 
 	timer_wait r1, TEN_MS
 
 	@ Clear power gating
-	ldr	r6, [r0, #0x1b4]
+	ldr	r6, [r0, #0x1b4] @ CPU1_PWROFF_REG
 	bic	r6, r6, #1
 	str	r6, [r0, #0x1b4]
 
@@ -188,94 +192,17 @@ psci_cpu_on:
 	mov	r6, #3
 	str	r6, [r5]
 
-	@ Unlock CPU
-	ldr	r6, [r0, #0x1e4]
+	@ Unlock CPU (Enable external debug access)
+	ldr	r6, [r0, #0x1e4] @ CPUCFG_DBG_CTL1_REG
 	orr	r6, r6, r4
 	str	r6, [r0, #0x1e4]
 
 	mov	r0, #ARM_PSCI_RET_SUCCESS	@ Return PSCI_RET_SUCCESS
-	mov	pc, lr
-
-_target_pc:
-	.word	0
-
-/* Imported from Linux kernel */
-v7_flush_dcache_all:
-	dmb					@ ensure ordering with previous memory accesses
-	mrc	p15, 1, r0, c0, c0, 1		@ read clidr
-	ands	r3, r0, #0x7000000		@ extract loc from clidr
-	mov	r3, r3, lsr #23			@ left align loc bit field
-	beq	finished			@ if loc is 0, then no need to clean
-	mov	r10, #0				@ start clean at cache level 0
-flush_levels:
-	add	r2, r10, r10, lsr #1		@ work out 3x current cache level
-	mov	r1, r0, lsr r2			@ extract cache type bits from clidr
-	and	r1, r1, #7			@ mask of the bits for current cache only
-	cmp	r1, #2				@ see what cache we have at this level
-	blt	skip				@ skip if no cache, or just i-cache
-	mrs     r9, cpsr			@ make cssr&csidr read atomic
-	mcr	p15, 2, r10, c0, c0, 0		@ select current cache level in cssr
-	isb					@ isb to sych the new cssr&csidr
-	mrc	p15, 1, r1, c0, c0, 0		@ read the new csidr
-	msr     cpsr_c, r9
-	and	r2, r1, #7			@ extract the length of the cache lines
-	add	r2, r2, #4			@ add 4 (line length offset)
-	ldr	r4, =0x3ff
-	ands	r4, r4, r1, lsr #3		@ find maximum number on the way size
-	clz	r5, r4				@ find bit position of way size increment
-	ldr	r7, =0x7fff
-	ands	r7, r7, r1, lsr #13		@ extract max number of the index size
-loop1:
-	mov	r9, r7				@ create working copy of max index
-loop2:
-	orr	r11, r10, r4, lsl r5		@ factor way and cache number into r11
-	orr	r11, r11, r9, lsl r2		@ factor index number into r11
-	mcr	p15, 0, r11, c7, c14, 2		@ clean & invalidate by set/way
-	subs	r9, r9, #1			@ decrement the index
-	bge	loop2
-	subs	r4, r4, #1			@ decrement the way
-	bge	loop1
-skip:
-	add	r10, r10, #2			@ increment cache number
-	cmp	r3, r10
-	bgt	flush_levels
-finished:
-	mov	r10, #0				@ swith back to cache level 0
-	mcr	p15, 2, r10, c0, c0, 0		@ select current cache level in cssr
-	dsb	st
-	isb
-	bx	lr
-
-_sunxi_cpu_entry:
-	@ Set SMP bit
-	mrc	p15, 0, r0, c1, c0, 1
-	orr	r0, r0, #0x40
-	mcr	p15, 0, r0, c1, c0, 1
-	isb
-
-	bl	_nonsec_init
-
-	adr	r0, _target_pc
-	ldr	r0, [r0]
-	b	_do_nonsec_entry
+	pop	{pc}
 
 .globl	psci_cpu_off
 psci_cpu_off:
-	mrc	p15, 0, r0, c1, c0, 0		@ SCTLR
-	bic	r0, r0, #(1 << 2)		@ Clear C bit
-	mcr	p15, 0, r0, c1, c0, 0		@ SCTLR
-	isb
-	dsb
-
-	bl	v7_flush_dcache_all
-
-	clrex					@ Why???
-
-	mrc	p15, 0, r0, c1, c0, 1		@ ACTLR
-	bic	r0, r0, #(1 << 6)		@ Clear SMP bit
-	mcr	p15, 0, r0, c1, c0, 1		@ ACTLR
-	isb
-	dsb
+	bl	psci_cpu_off_common
 
 	@ Ask CPU0 to pull the rug...
 	movw	r0, #(GICD_BASE & 0xffff)
@@ -290,6 +217,8 @@ psci_cpu_off:
 
 .globl	psci_arch_init
 psci_arch_init:
+	mov	r6, lr
+
 	movw	r4, #(GICD_BASE & 0xffff)
 	movt	r4, #(GICD_BASE >> 16)
 
@@ -315,18 +244,12 @@ psci_arch_init:
 	mcr	p15, 0, r5, c1, c1, 0	@ Write SCR
 	isb
 
-	mrc	p15, 0, r4, c0, c0, 5	@ MPIDR
-	and	r4, r4, #3		@ cpu number in cluster
-	mov	r5, #0x400		@ 1kB of stack per CPU
-	mul	r4, r4, r5
+	bl	psci_get_cpu_id		@ CPU ID => r0
+	bl	psci_get_cpu_stack_top	@ stack top => r0
+	mov	sp, r0
 
-	adr	r5, text_end		@ end of text
-	add	r5, r5, #0x2000		@ Skip two pages
-	lsr	r5, r5, #12		@ Align to start of page
-	lsl	r5, r5, #12
-	sub	sp, r5, r4		@ here's our stack!
+	bx	r6
 
-	bx	lr
-
-text_end:
+	.globl psci_text_end
+psci_text_end:
 	.popsection

arch/arm/cpu/armv7/sunxi/rsb.c

@@ -60,11 +60,12 @@ int rsb_init(void)
 	struct sunxi_rsb_reg * const rsb =
 		(struct sunxi_rsb_reg *)SUNXI_RSB_BASE;
 
-	rsb_cfg_io();
-
 	/* Enable RSB and PIO clk, and de-assert their resets */
 	prcm_apb0_enable(PRCM_APB0_GATE_PIO | PRCM_APB0_GATE_RSB);
 
+	/* Setup external pins */
+	rsb_cfg_io();
+
 	writel(RSB_CTRL_SOFT_RST, &rsb->ctrl);
 	rsb_set_clk();
 

arch/arm/cpu/armv7/sunxi/usb_phy.c

@@ -128,10 +128,10 @@ static void sunxi_usb_phy_config(struct sunxi_usb_phy *phy)
 	usb_phy_write(phy, 0x20, 0x14, 5);
 
 	/* threshold adjustment disconnect */
-#if defined CONFIG_MACH_SUN4I || defined CONFIG_MACH_SUN6I
-	usb_phy_write(phy, 0x2a, 3, 2);
-#else
+#if defined CONFIG_MACH_SUN5I || defined CONFIG_MACH_SUN7I
 	usb_phy_write(phy, 0x2a, 2, 2);
+#else
+	usb_phy_write(phy, 0x2a, 3, 2);
 #endif
 
 	return;

arch/arm/cpu/armv7/vf610/generic.c

@@ -198,6 +198,11 @@ static u32 get_i2c_clk(void)
 	return get_ipg_clk();
 }
 
+static u32 get_dspi_clk(void)
+{
+	return get_ipg_clk();
+}
+
 unsigned int mxc_get_clock(enum mxc_clock clk)
 {
 	switch (clk) {
@@ -215,6 +220,8 @@ unsigned int mxc_get_clock(enum mxc_clock clk)
 		return get_fec_clk();
 	case MXC_I2C_CLK:
 		return get_i2c_clk();
+	case MXC_DSPI_CLK:
+		return get_dspi_clk();
 	default:
 		break;
 	}

arch/arm/cpu/armv7/virt-dt.c

@@ -16,6 +16,7 @@
  */
 
 #include <common.h>
+#include <errno.h>
 #include <stdio_dev.h>
 #include <linux/ctype.h>
 #include <linux/types.h>
@@ -88,9 +89,37 @@ static int fdt_psci(void *fdt)
 	return 0;
 }
 
+int armv7_apply_memory_carveout(u64 *start, u64 *size)
+{
+#ifdef CONFIG_ARMV7_SECURE_RESERVE_SIZE
+	if (*start + *size < CONFIG_ARMV7_SECURE_BASE ||
+	    *start >= (u64)CONFIG_ARMV7_SECURE_BASE +
+		      CONFIG_ARMV7_SECURE_RESERVE_SIZE)
+		return 0;
+
+	/* carveout must be at the beginning or the end of the bank */
+	if (*start == CONFIG_ARMV7_SECURE_BASE ||
+	    *start + *size == (u64)CONFIG_ARMV7_SECURE_BASE +
+			      CONFIG_ARMV7_SECURE_RESERVE_SIZE) {
+		if (*size < CONFIG_ARMV7_SECURE_RESERVE_SIZE) {
+			debug("Secure monitor larger than RAM bank!?\n");
+			return -EINVAL;
+		}
+		*size -= CONFIG_ARMV7_SECURE_RESERVE_SIZE;
+		if (*start == CONFIG_ARMV7_SECURE_BASE)
+			*start += CONFIG_ARMV7_SECURE_RESERVE_SIZE;
+		return 0;
+	}
+	debug("Secure monitor not located at beginning or end of RAM bank\n");
+	return -EINVAL;
+#else /* !CONFIG_ARMV7_SECURE_RESERVE_SIZE */
+	return 0;
+#endif
+}
+
 int psci_update_dt(void *fdt)
 {
-#if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_ARMV7_VIRT)
+#ifdef CONFIG_ARMV7_NONSEC
 	if (!armv7_boot_nonsec())
 		return 0;
 #endif

arch/arm/cpu/armv7/virt-v7.c

@@ -46,6 +46,10 @@ static unsigned long get_gicd_base_address(void)
 #endif
 }
 
+/* Define a specific version of this function to enable any available
+ * hardware protections for the reserved region */
+void __weak protect_secure_section(void) {}
+
 static void relocate_secure_section(void)
 {
 #ifdef CONFIG_ARMV7_SECURE_BASE
@@ -54,6 +58,7 @@ static void relocate_secure_section(void)
 	memcpy((void *)CONFIG_ARMV7_SECURE_BASE, __secure_start, sz);
 	flush_dcache_range(CONFIG_ARMV7_SECURE_BASE,
 			   CONFIG_ARMV7_SECURE_BASE + sz + 1);
+	protect_secure_section();
 	invalidate_icache_all();
 #endif
 }
@@ -75,6 +80,10 @@ void __weak smp_kick_all_cpus(void)
 	kick_secondary_cpus_gic(gic_dist_addr);
 }
 
+__weak void psci_board_init(void)
+{
+}
+
 int armv7_init_nonsec(void)
 {
 	unsigned int reg;
@@ -112,6 +121,8 @@ int armv7_init_nonsec(void)
 	for (i = 1; i <= itlinesnr; i++)
 		writel((unsigned)-1, gic_dist_addr + GICD_IGROUPRn + 4 * i);
 
+	psci_board_init();
+
 	/*
 	 * Relocate secure section before any cpu runs in secure ram.
 	 * smp_kick_all_cpus may enable other cores and runs into secure

arch/arm/cpu/armv7m/Makefile

@@ -8,4 +8,5 @@
 extra-y := start.o
 obj-y += cpu.o
 
+obj-$(CONFIG_STM32F1) += stm32f1/
 obj-$(CONFIG_STM32F4) += stm32f4/

arch/arm/cpu/armv7m/stm32f1/Makefile

@@ -0,0 +1,14 @@
+#
+# (C) Copyright 2000-2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# (C) Copyright 2015
+# Kamil Lulko, <rev13@wp.pl>
+#
+# Copyright 2015 ATS Advanced Telematics Systems GmbH
+# Copyright 2015 Konsulko Group, Matt Porter <mporter@konsulko.com>
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y += soc.o clock.o timer.o flash.o

arch/arm/cpu/armv7m/stm32f1/clock.c

@@ -0,0 +1,196 @@
+/*
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * Copyright 2015 ATS Advanced Telematics Systems GmbH
+ * Copyright 2015 Konsulko Group, Matt Porter <mporter@konsulko.com>
+ *
+ * (C) Copyright 2014
+ * STMicroelectronics
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/stm32.h>
+
+#define RCC_CR_HSION		(1 << 0)
+#define RCC_CR_HSEON		(1 << 16)
+#define RCC_CR_HSERDY		(1 << 17)
+#define RCC_CR_HSEBYP		(1 << 18)
+#define RCC_CR_CSSON		(1 << 19)
+#define RCC_CR_PLLON		(1 << 24)
+#define RCC_CR_PLLRDY		(1 << 25)
+
+#define RCC_CFGR_PLLMUL_MASK	0x3C0000
+#define RCC_CFGR_PLLMUL_SHIFT	18
+#define RCC_CFGR_PLLSRC_HSE	(1 << 16)
+
+#define RCC_CFGR_AHB_PSC_MASK	0xF0
+#define RCC_CFGR_APB1_PSC_MASK	0x700
+#define RCC_CFGR_APB2_PSC_MASK	0x3800
+#define RCC_CFGR_SW0		(1 << 0)
+#define RCC_CFGR_SW1		(1 << 1)
+#define RCC_CFGR_SW_MASK	0x3
+#define RCC_CFGR_SW_HSI		0
+#define RCC_CFGR_SW_HSE		RCC_CFGR_SW0
+#define RCC_CFGR_SW_PLL		RCC_CFGR_SW1
+#define RCC_CFGR_SWS0		(1 << 2)
+#define RCC_CFGR_SWS1		(1 << 3)
+#define RCC_CFGR_SWS_MASK	0xC
+#define RCC_CFGR_SWS_HSI	0
+#define RCC_CFGR_SWS_HSE	RCC_CFGR_SWS0
+#define RCC_CFGR_SWS_PLL	RCC_CFGR_SWS1
+#define RCC_CFGR_HPRE_SHIFT	4
+#define RCC_CFGR_PPRE1_SHIFT	8
+#define RCC_CFGR_PPRE2_SHIFT	11
+
+#define RCC_APB1ENR_PWREN	(1 << 28)
+
+#define PWR_CR_VOS0		(1 << 14)
+#define PWR_CR_VOS1		(1 << 15)
+#define PWR_CR_VOS_MASK		0xC000
+#define PWR_CR_VOS_SCALE_MODE_1	(PWR_CR_VOS0 | PWR_CR_VOS1)
+#define PWR_CR_VOS_SCALE_MODE_2	(PWR_CR_VOS1)
+#define PWR_CR_VOS_SCALE_MODE_3	(PWR_CR_VOS0)
+
+#define FLASH_ACR_WS(n)		n
+#define FLASH_ACR_PRFTEN	(1 << 8)
+#define FLASH_ACR_ICEN		(1 << 9)
+#define FLASH_ACR_DCEN		(1 << 10)
+
+struct psc {
+	u8	ahb_psc;
+	u8	apb1_psc;
+	u8	apb2_psc;
+};
+
+#define AHB_PSC_1		0
+#define AHB_PSC_2		0x8
+#define AHB_PSC_4		0x9
+#define AHB_PSC_8		0xA
+#define AHB_PSC_16		0xB
+#define AHB_PSC_64		0xC
+#define AHB_PSC_128		0xD
+#define AHB_PSC_256		0xE
+#define AHB_PSC_512		0xF
+
+#define APB_PSC_1		0
+#define APB_PSC_2		0x4
+#define APB_PSC_4		0x5
+#define APB_PSC_8		0x6
+#define APB_PSC_16		0x7
+
+#if !defined(CONFIG_STM32_HSE_HZ)
+#error "CONFIG_STM32_HSE_HZ not defined!"
+#else
+#if (CONFIG_STM32_HSE_HZ == 8000000)
+#define RCC_CFGR_PLLMUL_CFG	0x7
+struct psc psc_hse = {
+	.ahb_psc = AHB_PSC_1,
+	.apb1_psc = APB_PSC_2,
+	.apb2_psc = APB_PSC_1
+};
+#else
+#error "No PLL/Prescaler configuration for given CONFIG_STM32_HSE_HZ exists"
+#endif
+#endif
+
+int configure_clocks(void)
+{
+	/* Reset RCC configuration */
+	setbits_le32(&STM32_RCC->cr, RCC_CR_HSION);
+	writel(0, &STM32_RCC->cfgr); /* Reset CFGR */
+	clrbits_le32(&STM32_RCC->cr, (RCC_CR_HSEON | RCC_CR_CSSON
+		| RCC_CR_PLLON));
+	clrbits_le32(&STM32_RCC->cr, RCC_CR_HSEBYP);
+	writel(0, &STM32_RCC->cir); /* Disable all interrupts */
+
+	/* Configure for HSE+PLL operation */
+	setbits_le32(&STM32_RCC->cr, RCC_CR_HSEON);
+	while (!(readl(&STM32_RCC->cr) & RCC_CR_HSERDY))
+		;
+
+	/* Enable high performance mode, System frequency up to 168 MHz */
+	setbits_le32(&STM32_RCC->apb1enr, RCC_APB1ENR_PWREN);
+	writel(PWR_CR_VOS_SCALE_MODE_1, &STM32_PWR->cr);
+
+	setbits_le32(&STM32_RCC->cfgr,
+		     RCC_CFGR_PLLMUL_CFG << RCC_CFGR_PLLMUL_SHIFT);
+	setbits_le32(&STM32_RCC->cfgr, RCC_CFGR_PLLSRC_HSE);
+	setbits_le32(&STM32_RCC->cfgr, ((
+		psc_hse.ahb_psc << RCC_CFGR_HPRE_SHIFT)
+		| (psc_hse.apb1_psc << RCC_CFGR_PPRE1_SHIFT)
+		| (psc_hse.apb2_psc << RCC_CFGR_PPRE2_SHIFT)));
+
+	setbits_le32(&STM32_RCC->cr, RCC_CR_PLLON);
+
+	while (!(readl(&STM32_RCC->cr) & RCC_CR_PLLRDY))
+		;
+
+	/* 5 wait states, Prefetch enabled, D-Cache enabled, I-Cache enabled */
+	writel(FLASH_ACR_WS(5) | FLASH_ACR_PRFTEN | FLASH_ACR_ICEN
+		| FLASH_ACR_DCEN, &STM32_FLASH->acr);
+
+	clrbits_le32(&STM32_RCC->cfgr, (RCC_CFGR_SW0 | RCC_CFGR_SW1));
+	setbits_le32(&STM32_RCC->cfgr, RCC_CFGR_SW_PLL);
+
+	while ((readl(&STM32_RCC->cfgr) & RCC_CFGR_SWS_MASK) !=
+			RCC_CFGR_SWS_PLL)
+		;
+
+	return 0;
+}
+
+unsigned long clock_get(enum clock clck)
+{
+	u32 sysclk = 0;
+	u32 shift = 0;
+	/* PLL table lookups for clock computation */
+	u8 pll_mul_table[16] = {
+		2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 16
+	};
+	/* Prescaler table lookups for clock computation */
+	u8 ahb_psc_table[16] = {
+		0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9
+	};
+	u8 apb_psc_table[8] = {
+		0, 0, 0, 0, 1, 2, 3, 4
+	};
+
+	if ((readl(&STM32_RCC->cfgr) & RCC_CFGR_SWS_MASK) ==
+			RCC_CFGR_SWS_PLL) {
+		u16 pll;
+		pll = ((readl(&STM32_RCC->cfgr) & RCC_CFGR_PLLMUL_MASK)
+			>> RCC_CFGR_PLLMUL_SHIFT);
+		sysclk = CONFIG_STM32_HSE_HZ * pll_mul_table[pll];
+	}
+
+	switch (clck) {
+	case CLOCK_CORE:
+		return sysclk;
+		break;
+	case CLOCK_AHB:
+		shift = ahb_psc_table[(
+			(readl(&STM32_RCC->cfgr) & RCC_CFGR_AHB_PSC_MASK)
+			>> RCC_CFGR_HPRE_SHIFT)];
+		return sysclk >>= shift;
+		break;
+	case CLOCK_APB1:
+		shift = apb_psc_table[(
+			(readl(&STM32_RCC->cfgr) & RCC_CFGR_APB1_PSC_MASK)
+			>> RCC_CFGR_PPRE1_SHIFT)];
+		return sysclk >>= shift;
+		break;
+	case CLOCK_APB2:
+		shift = apb_psc_table[(
+			(readl(&STM32_RCC->cfgr) & RCC_CFGR_APB2_PSC_MASK)
+			>> RCC_CFGR_PPRE2_SHIFT)];
+		return sysclk >>= shift;
+		break;
+	default:
+		return 0;
+		break;
+	}
+}

arch/arm/cpu/armv7m/stm32f1/flash.c

@@ -0,0 +1,180 @@
+/*
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * Copyright 2015 ATS Advanced Telematics Systems GmbH
+ * Copyright 2015 Konsulko Group, Matt Porter <mporter@konsulko.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/stm32.h>
+
+#define STM32_FLASH_KEY1	0x45670123
+#define STM32_FLASH_KEY2	0xcdef89ab
+
+#define STM32_NUM_BANKS	2
+#define STM32_MAX_BANK	0x200
+
+flash_info_t flash_info[STM32_NUM_BANKS];
+static struct stm32_flash_bank_regs *flash_bank[STM32_NUM_BANKS];
+
+static void stm32f1_flash_lock(u8 bank, u8 lock)
+{
+	if (lock) {
+		setbits_le32(&flash_bank[bank]->cr, STM32_FLASH_CR_LOCK);
+	} else {
+		writel(STM32_FLASH_KEY1, &flash_bank[bank]->keyr);
+		writel(STM32_FLASH_KEY2, &flash_bank[bank]->keyr);
+	}
+}
+
+/* Only XL devices are supported (2 KiB sector size) */
+unsigned long flash_init(void)
+{
+	u8 i, banks;
+	u16 j, size;
+
+	/* Set up accessors for XL devices with wonky register layout */
+	flash_bank[0] = (struct stm32_flash_bank_regs *)&STM32_FLASH->keyr;
+	flash_bank[1] = (struct stm32_flash_bank_regs *)&STM32_FLASH->keyr2;
+
+	/*
+	 * Get total flash size (in KiB) and configure number of banks
+	 * present and sector count per bank.
+	 */
+	size = readw(&STM32_DES->flash_size);
+	if (size <= STM32_MAX_BANK) {
+		banks = 1;
+		flash_info[0].sector_count = size >> 1;
+	} else if (size > STM32_MAX_BANK) {
+		banks = 2;
+		flash_info[0].sector_count = STM32_MAX_BANK >> 1;
+		flash_info[1].sector_count = (size - STM32_MAX_BANK) >> 1;
+	}
+
+	/* Configure start/size for all sectors */
+	for (i = 0; i < banks; i++) {
+		flash_info[i].flash_id = FLASH_STM32F1;
+		flash_info[i].start[0] = CONFIG_SYS_FLASH_BASE + (i << 19);
+		flash_info[i].size = 2048;
+		for (j = 1; (j < flash_info[i].sector_count); j++) {
+			flash_info[i].start[j] = flash_info[i].start[j - 1]
+				+ 2048;
+			flash_info[i].size += 2048;
+		}
+	}
+
+	return size << 10;
+}
+
+void flash_print_info(flash_info_t *info)
+{
+	int i;
+
+	if (info->flash_id == FLASH_UNKNOWN) {
+		printf("Missing or unknown FLASH type\n");
+		return;
+	} else if (info->flash_id == FLASH_STM32F1) {
+		printf("STM32F1 Embedded Flash\n");
+	}
+
+	printf("  Size: %ld MB in %d Sectors\n",
+	       info->size >> 10, info->sector_count);
+
+	printf("  Sector Start Addresses:");
+	for (i = 0; i < info->sector_count; ++i) {
+		if ((i % 5) == 0)
+			printf("\n   ");
+		printf(" %08lX%s",
+		       info->start[i],
+			info->protect[i] ? " (RO)" : "     ");
+	}
+	printf("\n");
+	return;
+}
+
+int flash_erase(flash_info_t *info, int first, int last)
+{
+	u8 bank = 0xff;
+	int i;
+
+	for (i = 0; i < STM32_NUM_BANKS; i++) {
+		if (info == &flash_info[i]) {
+			bank = i;
+			break;
+		}
+	}
+	if (bank == 0xff)
+		return -1;
+
+	stm32f1_flash_lock(bank, 0);
+
+	for (i = first; i <= last; i++) {
+		while (readl(&flash_bank[bank]->sr) & STM32_FLASH_SR_BSY)
+			;
+
+		setbits_le32(&flash_bank[bank]->cr, STM32_FLASH_CR_PER);
+
+		writel(info->start[i], &flash_bank[bank]->ar);
+
+		setbits_le32(&flash_bank[bank]->cr, STM32_FLASH_CR_STRT);
+
+		while (readl(&flash_bank[bank]->sr) & STM32_FLASH_SR_BSY)
+			;
+	}
+
+	clrbits_le32(&flash_bank[bank]->cr, STM32_FLASH_CR_PER);
+
+	stm32f1_flash_lock(bank, 1);
+
+	return 0;
+}
+
+int write_buff(flash_info_t *info, uchar *src, ulong addr, ulong cnt)
+{
+	ulong i;
+	u8 bank = 0xff;
+
+	if (addr & 1) {
+		printf("Flash address must be half word aligned\n");
+		return -1;
+	}
+
+	if (cnt & 1) {
+		printf("Flash length must be half word aligned\n");
+		return -1;
+	}
+
+	for (i = 0; i < 2; i++) {
+		if (info == &flash_info[i]) {
+			bank = i;
+			break;
+		}
+	}
+
+	if (bank == 0xff)
+		return -1;
+
+	while (readl(&flash_bank[bank]->sr) & STM32_FLASH_SR_BSY)
+		;
+
+	stm32f1_flash_lock(bank, 0);
+
+	setbits_le32(&flash_bank[bank]->cr, STM32_FLASH_CR_PG);
+
+	/* STM32F1 requires half word writes */
+	for (i = 0; i < cnt >> 1; i++) {
+		*(u16 *)(addr + i * 2) = ((u16 *)src)[i];
+		while (readl(&flash_bank[bank]->sr) & STM32_FLASH_SR_BSY)
+			;
+	}
+
+	clrbits_le32(&flash_bank[bank]->cr, STM32_FLASH_CR_PG);
+
+	stm32f1_flash_lock(bank, 1);
+
+	return 0;
+}

arch/arm/cpu/armv7m/stm32f1/soc.c

@@ -0,0 +1,36 @@
+/*
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * Copyright 2015 ATS Advanced Telematics Systems GmbH
+ * Copyright 2015 Konsulko Group, Matt Porter <mporter@konsulko.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/armv7m.h>
+#include <asm/arch/stm32.h>
+
+u32 get_cpu_rev(void)
+{
+	return 0;
+}
+
+int arch_cpu_init(void)
+{
+	configure_clocks();
+
+	/*
+	 * Configure the memory protection unit (MPU) to allow full access to
+	 * the whole 4GB address space.
+	 */
+	writel(0, &V7M_MPU->rnr);
+	writel(0, &V7M_MPU->rbar);
+	writel((V7M_MPU_RASR_AP_RW_RW | V7M_MPU_RASR_SIZE_4GB
+		| V7M_MPU_RASR_EN), &V7M_MPU->rasr);
+	writel(V7M_MPU_CTRL_ENABLE | V7M_MPU_CTRL_HFNMIENA, &V7M_MPU->ctrl);
+
+	return 0;
+}

arch/arm/cpu/armv7m/stm32f1/timer.c

@@ -0,0 +1,121 @@
+/*
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * Copyright 2015 ATS Advanced Telematics Systems GmbH
+ * Copyright 2015 Konsulko Group, Matt Porter <mporter@konsulko.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/armv7m.h>
+#include <asm/arch/stm32.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define STM32_TIM2_BASE	(STM32_APB1PERIPH_BASE + 0x0000)
+
+#define RCC_APB1ENR_TIM2EN	(1 << 0)
+
+struct stm32_tim2_5 {
+	u32 cr1;
+	u32 cr2;
+	u32 smcr;
+	u32 dier;
+	u32 sr;
+	u32 egr;
+	u32 ccmr1;
+	u32 ccmr2;
+	u32 ccer;
+	u32 cnt;
+	u32 psc;
+	u32 arr;
+	u32 reserved1;
+	u32 ccr1;
+	u32 ccr2;
+	u32 ccr3;
+	u32 ccr4;
+	u32 reserved2;
+	u32 dcr;
+	u32 dmar;
+	u32 or;
+};
+
+#define TIM_CR1_CEN	(1 << 0)
+
+#define TIM_EGR_UG	(1 << 0)
+
+int timer_init(void)
+{
+	struct stm32_tim2_5 *tim = (struct stm32_tim2_5 *)STM32_TIM2_BASE;
+
+	setbits_le32(&STM32_RCC->apb1enr, RCC_APB1ENR_TIM2EN);
+
+	if (clock_get(CLOCK_AHB) == clock_get(CLOCK_APB1))
+		writel((clock_get(CLOCK_APB1) / CONFIG_SYS_HZ_CLOCK) - 1,
+		       &tim->psc);
+	else
+		writel(((clock_get(CLOCK_APB1) * 2) / CONFIG_SYS_HZ_CLOCK) - 1,
+		       &tim->psc);
+
+	writel(0xFFFFFFFF, &tim->arr);
+	writel(TIM_CR1_CEN, &tim->cr1);
+	setbits_le32(&tim->egr, TIM_EGR_UG);
+
+	gd->arch.tbl = 0;
+	gd->arch.tbu = 0;
+	gd->arch.lastinc = 0;
+
+	return 0;
+}
+
+ulong get_timer(ulong base)
+{
+	return (get_ticks() / (CONFIG_SYS_HZ_CLOCK / CONFIG_SYS_HZ)) - base;
+}
+
+unsigned long long get_ticks(void)
+{
+	struct stm32_tim2_5 *tim = (struct stm32_tim2_5 *)STM32_TIM2_BASE;
+	u32 now;
+
+	now = readl(&tim->cnt);
+
+	if (now >= gd->arch.lastinc)
+		gd->arch.tbl += (now - gd->arch.lastinc);
+	else
+		gd->arch.tbl += (0xFFFFFFFF - gd->arch.lastinc) + now;
+
+	gd->arch.lastinc = now;
+
+	return gd->arch.tbl;
+}
+
+void reset_timer(void)
+{
+	struct stm32_tim2_5 *tim = (struct stm32_tim2_5 *)STM32_TIM2_BASE;
+
+	gd->arch.lastinc = readl(&tim->cnt);
+	gd->arch.tbl = 0;
+}
+
+/* delay x useconds */
+void __udelay(ulong usec)
+{
+	unsigned long long start;
+
+	start = get_ticks();		/* get current timestamp */
+	while ((get_ticks() - start) < usec)
+		;			/* loop till time has passed */
+}
+
+/*
+ * This function is derived from PowerPC code (timebase clock frequency).
+ * On ARM it returns the number of timer ticks per second.
+ */
+ulong get_tbclk(void)
+{
+	return CONFIG_SYS_HZ_CLOCK;
+}

arch/arm/cpu/u-boot.lds

@@ -25,7 +25,7 @@ SECTIONS
 		*(.text*)
 	}
 
-#if defined(CONFIG_ARMV7_NONSEC) || defined(CONFIG_ARMV7_VIRT) || defined(CONFIG_ARMV7_PSCI)
+#ifdef CONFIG_ARMV7_NONSEC
 
 #ifndef CONFIG_ARMV7_SECURE_BASE
 #define CONFIG_ARMV7_SECURE_BASE

arch/arm/dts/Makefile

@@ -49,10 +49,11 @@ dtb-$(CONFIG_ARCH_ZYNQ) += zynq-zc702.dtb \
 	zynq-zc770-xm013.dtb
 dtb-$(CONFIG_AM33XX) += am335x-boneblack.dtb
 
-dtb-$(CONFIG_SOCFPGA) +=				\
+dtb-$(CONFIG_ARCH_SOCFPGA) +=				\
 	socfpga_arria5_socdk.dtb			\
 	socfpga_cyclone5_socdk.dtb			\
 	socfpga_cyclone5_socrates.dtb
+dtb-$(CONFIG_TARGET_STV0991) += stv0991.dtb
 
 dtb-$(CONFIG_LS102XA) += ls1021a-qds.dtb \
 	ls1021a-twr.dtb
@@ -94,6 +95,7 @@ dtb-$(CONFIG_MACH_SUN6I) += \
 	sun6i-a31-hummingbird.dtb \
 	sun6i-a31-i7.dtb \
 	sun6i-a31-m9.dtb \
+	sun6i-a31-mele-a1000g-quad.dtb \
 	sun6i-a31-mixtile-loftq.dtb \
 	sun6i-a31s-cs908.dtb \
 	sun6i-a31s-primo81.dtb
@@ -120,18 +122,25 @@ dtb-$(CONFIG_MACH_SUN7I) += \
 	sun7i-a20-wits-pro-a20-dkt.dtb \
 	sun7i-a20-yones-toptech-bd1078.dtb
 dtb-$(CONFIG_MACH_SUN8I_A23) += \
+	sun8i-a23-evb.dtb \
 	sun8i-a23-ippo-q8h-v5.dtb \
 	sun8i-a23-ippo-q8h-v1.2.dtb
 dtb-$(CONFIG_MACH_SUN8I_A33) += \
-	sun8i-a33-astar-mid756.dtb \
-	sun8i-a33-ippo-q8h-v1.2-lcd1024x600.dtb
+	sun8i-a33-et-q8-v1.6.dtb \
+	sun8i-a33-ga10h-v1.1.dtb \
+	sun8i-a33-ippo-q8h-v1.2.dtb \
+	sun8i-a33-sinlinx-sina33.dtb
 dtb-$(CONFIG_MACH_SUN9I) += \
 	sun9i-a80-optimus.dtb \
 	sun9i-a80-cubieboard4.dtb
 
+dtb-$(CONFIG_VF610) += vf500-colibri.dtb \
+	vf610-colibri.dtb
+
 targets += $(dtb-y)
 
-DTC_FLAGS += -R 4 -p 0x1000
+# Add any required device tree compiler flags here
+DTC_FLAGS +=
 
 PHONY += dtbs
 dtbs: $(addprefix $(obj)/, $(dtb-y))

arch/arm/dts/exynos4412-odroid.dts

@@ -36,10 +36,187 @@
 		status = "okay";
 
 		max77686_pmic@09 {
-			compatible = "maxim,max77686_pmic";
+			compatible = "maxim,max77686";
 			interrupts = <7 0>;
 			reg = <0x09 0 0>;
 			#clock-cells = <1>;
+
+			voltage-regulators {
+				ldo1_reg: ldo1 {
+					regulator-name = "VDD_ALIVE_1.0V";
+					regulator-min-microvolt = <1000000>;
+					regulator-max-microvolt = <1000000>;
+				};
+
+				ldo2_reg: ldo2 {
+					regulator-name = "VDDQ_VM1M2_1.2V";
+					regulator-min-microvolt = <1200000>;
+					regulator-max-microvolt = <1200000>;
+				};
+
+				ldo3_reg: ldo3 {
+					regulator-name = "VCC_1.8V_AP";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+				};
+
+				ldo4_reg: ldo4 {
+					regulator-name = "VDDQ_MMC2_2.8V";
+					regulator-min-microvolt = <2800000>;
+					regulator-max-microvolt = <2800000>;
+				};
+
+				ldo5_reg: ldo5 {
+					regulator-name = "VDDQ_MMC0/1/3_1.8V";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+				};
+
+				ldo6_reg: ldo6 {
+					regulator-name = "VMPLL_1.0V";
+					regulator-min-microvolt = <1100000>;
+					regulator-max-microvolt = <1100000>;
+				};
+
+				ldo7_reg: ldo7 {
+					regulator-name = "VPLL_1.1V";
+					regulator-min-microvolt = <1100000>;
+					regulator-max-microvolt = <1100000>;
+				};
+
+				ldo8_reg: ldo8 {
+					regulator-name = "VDD_MIPI/HDMI_1.0V";
+					regulator-min-microvolt = <1000000>;
+					regulator-max-microvolt = <1000000>;
+				};
+
+				ldo10_reg: ldo10 {
+					regulator-name = "VDD_MIPI/HDMI_1.8V";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+				};
+
+				ldo11_reg: ldo11 {
+					regulator-name = "VDD_ABB1_1.8V";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+				};
+
+				ldo12_reg: ldo12 {
+					regulator-name = "VDD_UOTG_3.0V";
+					regulator-min-microvolt = <3000000>;
+					regulator-max-microvolt = <3000000>;
+				};
+
+				ldo13_reg: ldo13 {
+					regulator-name = "VDD_C2C_1.8V";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+				};
+
+				ldo14_reg: ldo14 {
+					regulator-name = "VDD_ABB02_1.8V";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+				};
+
+				ldo15_reg: ldo15 {
+					regulator-name = "VDD_HSIC/OTG_1.0V";
+					regulator-min-microvolt = <1000000>;
+					regulator-max-microvolt = <1000000>;
+				};
+
+				ldo16_reg: ldo16 {
+					regulator-name = "VDD_HSIC_1.8V";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+				};
+
+				ldo17_reg: ldo17 {
+					regulator-name = "VDDQ_CAM_1.2V";
+					regulator-min-microvolt = <1200000>;
+					regulator-max-microvolt = <1200000>;
+				};
+
+				ldo20_reg: ldo20 {
+					regulator-name = "VDDQ_EMMC_1.8V";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+					regulator-always-on;
+					regulator-boot-on;
+				};
+
+				ldo21_reg: ldo21 {
+					regulator-name = "TFLASH_2.8V";
+					regulator-min-microvolt = <2800000>;
+					regulator-max-microvolt = <2800000>;
+					regulator-always-on;
+					regulator-boot-on;
+				};
+
+				ldo22_reg: ldo22 {
+					regulator-name = "VDDQ_EMMC_2.8V";
+					regulator-min-microvolt = <2800000>;
+					regulator-max-microvolt = <2800000>;
+					regulator-always-on;
+					regulator-boot-on;
+				};
+
+				ldo25_reg: ldo25 {
+					regulator-compatible = "LDO25";
+					regulator-name = "VDDQ_LCD_3.0V";
+					regulator-min-microvolt = <3000000>;
+					regulator-max-microvolt = <3000000>;
+				};
+
+				buck1_reg: buck1 {
+					regulator-name = "VDD_MIF_1.0V";
+					regulator-min-microvolt = <8500000>;
+					regulator-max-microvolt = <1100000>;
+				};
+
+				buck2_reg: buck2 {
+					regulator-name = "VDD_ARM_1.0V";
+					regulator-min-microvolt = <850000>;
+					regulator-max-microvolt = <1500000>;
+				};
+
+				buck3_reg: buck3 {
+					regulator-name = "VDD_INT_1.1V";
+					regulator-min-microvolt = <850000>;
+					regulator-max-microvolt = <1150000>;
+				};
+
+				buck4_reg: buck4 {
+					regulator-name = "VDD_G3D_1.0V";
+					regulator-min-microvolt = <850000>;
+					regulator-max-microvolt = <1150000>;
+				};
+
+				buck5_reg: buck5 {
+					regulator-name = "VDDQ_AP_1.2V";
+					regulator-min-microvolt = <1200000>;
+					regulator-max-microvolt = <1200000>;
+				};
+
+				buck6_reg: buck6 {
+					regulator-name = "VCC_INL1/7_1.35V";
+					regulator-min-microvolt = <1350000>;
+					regulator-max-microvolt = <1350000>;
+				};
+
+				buck7_reg: buck7 {
+					regulator-name = "VCC_INL2/3/5_2.0V";
+					regulator-min-microvolt = <2000000>;
+					regulator-max-microvolt = <2000000>;
+				};
+
+				buck8_reg: buck8 {
+					regulator-name = "VCC_P3V3_2.85V";
+					regulator-min-microvolt = <2850000>;
+					regulator-max-microvolt = <3300000>;
+				};
+			};
 		};
 	};
 

arch/arm/dts/exynos4412-trats2.dts

@@ -41,7 +41,7 @@
 		status = "okay";
 
 		max77686_pmic@09 {
-			compatible = "maxim,max77686_pmic";
+			compatible = "maxim,max77686";
 			interrupts = <7 0>;
 			reg = <0x09 0 0>;
 			#clock-cells = <1>;

arch/arm/dts/exynos5250-smdk5250.dts

@@ -68,7 +68,7 @@
 	i2c@12c60000 {
 		pmic@9 {
 			reg = <0x9>;
-			compatible = "maxim,max77686_pmic";
+			compatible = "maxim,max77686";
 		};
 	};
 

arch/arm/dts/exynos5250-snow.dts

@@ -108,7 +108,7 @@
 	i2c@12c60000 {
 		pmic@9 {
 			reg = <0x9>;
-			compatible = "maxim,max77686_pmic";
+			compatible = "maxim,max77686";
 		};
 	};
 

arch/arm/dts/exynos5420-peach-pit.dts

@@ -79,7 +79,7 @@
 	i2c@12e10000 { /* i2c9 */
 		clock-frequency = <400000>;
                 tpm@20 {
-                        compatible = "infineon,slb9645-tpm";
+                        compatible = "infineon,slb9645tt";
                         reg = <0x20>;
 		};
 	};

arch/arm/dts/exynos5800-peach-pi.dts

@@ -72,7 +72,7 @@
 	i2c@12e10000 { /* i2c9 */
 		clock-frequency = <400000>;
                 tpm@20 {
-                        compatible = "infineon,slb9645-tpm";
+                        compatible = "infineon,slb9645tt";
                         reg = <0x20>;
 		};
 	};

arch/arm/dts/ls1021a-qds.dts

@@ -30,7 +30,7 @@
 	dspiflash: at45db021d@0 {
 		#address-cells = <1>;
 		#size-cells = <1>;
-		compatible = "spi-flash";
+		compatible = "atmel,dataflash";
 		spi-max-frequency = <16000000>;
 		spi-cpol;
 		spi-cpha;

arch/arm/dts/stv0991.dts

@@ -0,0 +1,23 @@
+/dts-v1/;
+
+/ {
+	model = "ST STV0991 application board";
+	compatible = "st,stv0991";
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	chosen {
+		stdout-path = &uart0;
+	};
+
+	memory {
+		device_type="memory";
+		reg = <0x0 0x198000>;
+	};
+
+	uart0: serial@0x80406000 {
+		compatible = "arm,pl011", "arm,primecell";
+		reg = <0x80406000 0x1000>;
+		clock = <2700000>;
+	};
+};

arch/arm/dts/sun4i-a10-a1000.dts

@@ -18,11 +18,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person
@@ -113,6 +108,10 @@
 	status = "okay";
 };
 
+&emac_sram {
+	status = "okay";
+};
+
 &i2c0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c0_pins_a>;
@@ -130,7 +129,7 @@
 
 &ir0 {
 	pinctrl-names = "default";
-	pinctrl-0 = <&ir0_pins_a>;
+	pinctrl-0 = <&ir0_rx_pins_a>;
 	status = "okay";
 };
 

arch/arm/dts/sun4i-a10-ba10-tvbox.dts

@@ -16,11 +16,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person
@@ -79,6 +74,10 @@
 	status = "okay";
 };
 
+&emac_sram {
+	status = "okay";
+};
+
 &i2c0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c0_pins_a>;
@@ -96,7 +95,7 @@
 
 &ir0 {
 	pinctrl-names = "default";
-	pinctrl-0 = <&ir0_pins_a>;
+	pinctrl-0 = <&ir0_rx_pins_a>;
 	status = "okay";
 };
 

arch/arm/dts/sun4i-a10-chuwi-v7-cw0825.dts

@@ -16,11 +16,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person

arch/arm/dts/sun4i-a10-cubieboard.dts

@@ -17,11 +17,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person
@@ -107,6 +102,10 @@
 	status = "okay";
 };
 
+&emac_sram {
+	status = "okay";
+};
+
 &i2c0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c0_pins_a>;
@@ -126,7 +125,7 @@
 
 &ir0 {
 	pinctrl-names = "default";
-	pinctrl-0 = <&ir0_pins_a>;
+	pinctrl-0 = <&ir0_rx_pins_a>;
 	status = "okay";
 };
 
@@ -206,7 +205,8 @@
 
 &spi0 {
 	pinctrl-names = "default";
-	pinctrl-0 = <&spi0_pins_a>;
+	pinctrl-0 = <&spi0_pins_a>,
+		    <&spi0_cs0_pins_a>;
 	status = "okay";
 };
 

arch/arm/dts/sun4i-a10-gemei-g9.dts

@@ -18,11 +18,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person

arch/arm/dts/sun4i-a10-hackberry.dts

@@ -18,11 +18,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person
@@ -91,9 +86,13 @@
 	status = "okay";
 };
 
+&emac_sram {
+	status = "okay";
+};
+
 &ir0 {
 	pinctrl-names = "default";
-	pinctrl-0 = <&ir0_pins_a>;
+	pinctrl-0 = <&ir0_rx_pins_a>;
 	status = "okay";
 };
 

arch/arm/dts/sun4i-a10-hyundai-a7hd.dts

@@ -16,11 +16,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person

arch/arm/dts/sun4i-a10-inet97fv2.dts

@@ -18,11 +18,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person

arch/arm/dts/sun4i-a10-jesurun-q5.dts

@@ -18,11 +18,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person
@@ -109,6 +104,10 @@
 	status = "okay";
 };
 
+&emac_sram {
+	status = "okay";
+};
+
 &i2c0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c0_pins_a>;
@@ -126,7 +125,7 @@
 
 &ir0 {
 	pinctrl-names = "default";
-	pinctrl-0 = <&ir0_pins_a>;
+	pinctrl-0 = <&ir0_rx_pins_a>;
 	status = "okay";
 };
 

arch/arm/dts/sun4i-a10-marsboard.dts

@@ -17,11 +17,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person
@@ -104,6 +99,10 @@
 	status = "okay";
 };
 
+&emac_sram {
+	status = "okay";
+};
+
 &emac {
 	pinctrl-names = "default";
 	pinctrl-0 = <&emac_pins_a>;
@@ -174,7 +173,8 @@
 
 &spi0 {
 	pinctrl-names = "default";
-	pinctrl-0 = <&spi0_pins_a>;
+	pinctrl-0 = <&spi0_pins_a>,
+		    <&spi0_cs0_pins_a>;
 	status = "okay";
 };
 

arch/arm/dts/sun4i-a10-mini-xplus.dts

@@ -18,11 +18,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person
@@ -92,11 +87,11 @@
 
 &ir0 {
 	pinctrl-names = "default";
-	pinctrl-0 = <&ir0_pins_a>;
+	pinctrl-0 = <&ir0_rx_pins_a>;
 	status = "okay";
 };
 
-&ir0_pins_a {
+&ir0_rx_pins_a {
 	/* The ir receiver is not always populated */
 	allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 };

arch/arm/dts/sun4i-a10-mk802.dts

@@ -16,11 +16,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person

arch/arm/dts/sun4i-a10-mk802ii.dts

@@ -16,11 +16,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person

arch/arm/dts/sun4i-a10-olinuxino-lime.dts

@@ -16,11 +16,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person
@@ -110,6 +105,10 @@
 	status = "okay";
 };
 
+&emac_sram {
+	status = "okay";
+};
+
 &i2c0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c0_pins_a>;

arch/arm/dts/sun4i-a10-pcduino.dts

@@ -17,11 +17,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person
@@ -124,6 +119,10 @@
 	status = "okay";
 };
 
+&emac_sram {
+	status = "okay";
+};
+
 &i2c0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c0_pins_a>;

arch/arm/dts/sun4i-a10.dtsi

@@ -17,11 +17,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this library; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person
@@ -66,7 +61,8 @@
 		ranges;
 
 		framebuffer@0 {
-			compatible = "allwinner,simple-framebuffer", "simple-framebuffer";
+			compatible = "allwinner,simple-framebuffer",
+				     "simple-framebuffer";
 			allwinner,pipeline = "de_be0-lcd0-hdmi";
 			clocks = <&pll5 1>, <&ahb_gates 36>, <&ahb_gates 43>,
 				 <&ahb_gates 44>;
@@ -74,7 +70,8 @@
 		};
 
 		framebuffer@1 {
-			compatible = "allwinner,simple-framebuffer", "simple-framebuffer";
+			compatible = "allwinner,simple-framebuffer",
+				     "simple-framebuffer";
 			allwinner,pipeline = "de_fe0-de_be0-lcd0-hdmi";
 			clocks = <&pll5 1>, <&ahb_gates 36>, <&ahb_gates 43>,
 				 <&ahb_gates 44>, <&ahb_gates 46>;
@@ -110,11 +107,11 @@
 			clocks = <&cpu>;
 			clock-latency = <244144>; /* 8 32k periods */
 			operating-points = <
-				/* kHz    uV */
+				/* kHz	  uV */
 				1008000 1400000
-				912000  1350000
-				864000  1300000
-				624000  1250000
+				912000	1350000
+				864000	1300000
+				624000	1250000
 				>;
 			#cooling-cells = <2>;
 			cooling-min-level = <0>;
@@ -434,11 +431,12 @@
 
 		usb_clk: clk@01c200cc {
 			#clock-cells = <1>;
-		        #reset-cells = <1>;
+			#reset-cells = <1>;
 			compatible = "allwinner,sun4i-a10-usb-clk";
 			reg = <0x01c200cc 0x4>;
 			clocks = <&pll6 1>;
-			clock-output-names = "usb_ohci0", "usb_ohci1", "usb_phy";
+			clock-output-names = "usb_ohci0", "usb_ohci1",
+					     "usb_phy";
 		};
 
 		spi3_clk: clk@01c200d4 {
@@ -450,44 +448,46 @@
 		};
 	};
 
-	/*
-	 * Note we use the address where the mmio registers start, not where
-	 * the SRAM blocks start, this cannot be changed because that would be
-	 * a devicetree ABI change.
-	 */
 	soc@01c00000 {
 		compatible = "simple-bus";
 		#address-cells = <1>;
 		#size-cells = <1>;
 		ranges;
 
-		sram@00000000 {
-			compatible = "allwinner,sun4i-a10-sram";
-			reg = <0x00000000 0x4000>;
-			allwinner,sram-name = "A1";
-		};
-
-		sram@00004000 {
-			compatible = "allwinner,sun4i-a10-sram";
-			reg = <0x00004000 0x4000>;
-			allwinner,sram-name = "A2";
-		};
-
-		sram@00008000 {
-			compatible = "allwinner,sun4i-a10-sram";
-			reg = <0x00008000 0x4000>;
-			allwinner,sram-name = "A3-A4";
-		};
-
-		sram@00010000 {
-			compatible = "allwinner,sun4i-a10-sram";
-			reg = <0x00010000 0x1000>;
-			allwinner,sram-name = "D";
-		};
-
 		sram-controller@01c00000 {
 			compatible = "allwinner,sun4i-a10-sram-controller";
 			reg = <0x01c00000 0x30>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+
+			sram_a: sram@00000000 {
+				compatible = "mmio-sram";
+				reg = <0x00000000 0xc000>;
+				#address-cells = <1>;
+				#size-cells = <1>;
+				ranges = <0 0x00000000 0xc000>;
+
+				emac_sram: sram-section@8000 {
+					compatible = "allwinner,sun4i-a10-sram-a3-a4";
+					reg = <0x8000 0x4000>;
+					status = "disabled";
+				};
+			};
+
+			sram_d: sram@00010000 {
+				compatible = "mmio-sram";
+				reg = <0x00010000 0x1000>;
+				#address-cells = <1>;
+				#size-cells = <1>;
+				ranges = <0 0x00010000 0x1000>;
+
+				otg_sram: sram-section@0000 {
+					compatible = "allwinner,sun4i-a10-sram-d";
+					reg = <0x0000 0x1000>;
+					status = "disabled";
+				};
+			};
 		};
 
 		dma: dma-controller@01c02000 {
@@ -531,6 +531,7 @@
 			reg = <0x01c0b000 0x1000>;
 			interrupts = <55>;
 			clocks = <&ahb_gates 17>;
+			allwinner,sram = <&emac_sram 1>;
 			status = "disabled";
 		};
 
@@ -784,7 +785,8 @@
 			};
 
 			mmc0_pins_a: mmc0@0 {
-				allwinner,pins = "PF0","PF1","PF2","PF3","PF4","PF5";
+				allwinner,pins = "PF0", "PF1", "PF2",
+						 "PF3", "PF4", "PF5";
 				allwinner,function = "mmc0";
 				allwinner,drive = <SUN4I_PINCTRL_30_MA>;
 				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
@@ -797,43 +799,85 @@
 				allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 			};
 
-			ir0_pins_a: ir0@0 {
-				allwinner,pins = "PB3","PB4";
+			ir0_rx_pins_a: ir0@0 {
+				allwinner,pins = "PB4";
 				allwinner,function = "ir0";
 				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 			};
 
-			ir1_pins_a: ir1@0 {
-				allwinner,pins = "PB22","PB23";
+			ir0_tx_pins_a: ir0@1 {
+				allwinner,pins = "PB3";
+				allwinner,function = "ir0";
+				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+			};
+
+			ir1_rx_pins_a: ir1@0 {
+				allwinner,pins = "PB23";
+				allwinner,function = "ir1";
+				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+			};
+
+			ir1_tx_pins_a: ir1@1 {
+				allwinner,pins = "PB22";
 				allwinner,function = "ir1";
 				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 			};
 
 			spi0_pins_a: spi0@0 {
-				allwinner,pins = "PI10", "PI11", "PI12", "PI13";
+				allwinner,pins = "PI11", "PI12", "PI13";
+				allwinner,function = "spi0";
+				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+			};
+
+			spi0_cs0_pins_a: spi0_cs0@0 {
+				allwinner,pins = "PI10";
 				allwinner,function = "spi0";
 				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 			};
 
 			spi1_pins_a: spi1@0 {
-				allwinner,pins = "PI16", "PI17", "PI18", "PI19";
+				allwinner,pins = "PI17", "PI18", "PI19";
+				allwinner,function = "spi1";
+				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+			};
+
+			spi1_cs0_pins_a: spi1_cs0@0 {
+				allwinner,pins = "PI16";
 				allwinner,function = "spi1";
 				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 			};
 
 			spi2_pins_a: spi2@0 {
-				allwinner,pins = "PB14", "PB15", "PB16", "PB17";
+				allwinner,pins = "PC20", "PC21", "PC22";
 				allwinner,function = "spi2";
 				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 			};
 
 			spi2_pins_b: spi2@1 {
-				allwinner,pins = "PC19", "PC20", "PC21", "PC22";
+				allwinner,pins = "PB15", "PB16", "PB17";
+				allwinner,function = "spi2";
+				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+			};
+
+			spi2_cs0_pins_a: spi2_cs0@0 {
+				allwinner,pins = "PC19";
+				allwinner,function = "spi2";
+				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+			};
+
+			spi2_cs0_pins_b: spi2_cs0@1 {
+				allwinner,pins = "PB14";
 				allwinner,function = "spi2";
 				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;

arch/arm/dts/sun5i-a10s-auxtek-t004.dts

@@ -16,11 +16,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person

arch/arm/dts/sun5i-a10s-mk802.dts

@@ -16,11 +16,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person

arch/arm/dts/sun5i-a10s-olinuxino-micro.dts

@@ -18,11 +18,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person
@@ -93,6 +88,10 @@
 	status = "okay";
 };
 
+&emac_sram {
+	status = "okay";
+};
+
 &i2c0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c0_pins_a>;

arch/arm/dts/sun5i-a10s-r7-tv-dongle.dts

@@ -16,11 +16,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person

arch/arm/dts/sun5i-a10s.dtsi

@@ -18,11 +18,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this library; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person
@@ -67,7 +62,8 @@
 		ranges;
 
 		framebuffer@0 {
-			compatible = "allwinner,simple-framebuffer", "simple-framebuffer";
+			compatible = "allwinner,simple-framebuffer",
+				     "simple-framebuffer";
 			allwinner,pipeline = "de_be0-lcd0-hdmi";
 			clocks = <&pll5 1>, <&ahb_gates 36>, <&ahb_gates 43>,
 				 <&ahb_gates 44>;
@@ -89,13 +85,17 @@
 			compatible = "allwinner,sun5i-a10s-ahb-gates-clk";
 			reg = <0x01c20060 0x8>;
 			clocks = <&ahb>;
-			clock-output-names = "ahb_usbotg", "ahb_ehci", "ahb_ohci",
-				"ahb_ss", "ahb_dma", "ahb_bist", "ahb_mmc0",
-				"ahb_mmc1", "ahb_mmc2", "ahb_nand", "ahb_sdram",
-				"ahb_emac", "ahb_ts", "ahb_spi0", "ahb_spi1",
-				"ahb_spi2", "ahb_gps", "ahb_stimer", "ahb_ve",
-				"ahb_tve", "ahb_lcd", "ahb_csi", "ahb_hdmi",
-				"ahb_de_be", "ahb_de_fe", "ahb_iep", "ahb_mali400";
+			clock-output-names = "ahb_usbotg", "ahb_ehci",
+					     "ahb_ohci", "ahb_ss", "ahb_dma",
+					     "ahb_bist", "ahb_mmc0", "ahb_mmc1",
+					     "ahb_mmc2", "ahb_nand",
+					     "ahb_sdram", "ahb_emac", "ahb_ts",
+					     "ahb_spi0", "ahb_spi1", "ahb_spi2",
+					     "ahb_gps", "ahb_stimer", "ahb_ve",
+					     "ahb_tve", "ahb_lcd", "ahb_csi",
+					     "ahb_hdmi", "ahb_de_be",
+					     "ahb_de_fe", "ahb_iep",
+					     "ahb_mali400";
 		};
 
 		apb0_gates: clk@01c20068 {
@@ -103,8 +103,9 @@
 			compatible = "allwinner,sun5i-a10s-apb0-gates-clk";
 			reg = <0x01c20068 0x4>;
 			clocks = <&apb0>;
-			clock-output-names = "apb0_codec", "apb0_iis", "apb0_pio",
-				"apb0_ir", "apb0_keypad";
+			clock-output-names = "apb0_codec", "apb0_iis",
+					     "apb0_pio", "apb0_ir",
+					     "apb0_keypad";
 		};
 
 		apb1_gates: clk@01c2006c {
@@ -124,6 +125,7 @@
 			reg = <0x01c0b000 0x1000>;
 			interrupts = <55>;
 			clocks = <&ahb_gates 17>;
+			allwinner,sram = <&emac_sram 1>;
 			status = "disabled";
 		};
 
@@ -193,9 +195,18 @@
 	};
 
 	mmc1_pins_a: mmc1@0 {
-		allwinner,pins = "PG3","PG4","PG5","PG6","PG7","PG8";
+		allwinner,pins = "PG3", "PG4", "PG5",
+				 "PG6", "PG7", "PG8";
 		allwinner,function = "mmc1";
 		allwinner,drive = <SUN4I_PINCTRL_30_MA>;
 		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 	};
 };
+
+&sram_a {
+	emac_sram: sram-section@8000 {
+		compatible = "allwinner,sun4i-a10-sram-a3-a4";
+		reg = <0x8000 0x4000>;
+		status = "disabled";
+	};
+};

arch/arm/dts/sun5i-a13-hsg-h702.dts

@@ -16,11 +16,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person

arch/arm/dts/sun5i-a13-olinuxino-micro.dts

@@ -17,11 +17,6 @@
  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  *     GNU General Public License for more details.
  *
- *     You should have received a copy of the GNU General Public
- *     License along with this file; if not, write to the Free
- *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- *     MA 02110-1301 USA
- *
  * Or, alternatively,
  *
  *  b) Permission is hereby granted, free of charge, to any person