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rockchip: add sdram_common for common functions

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There are some functions like sdram_size_mb can be re-used for
different rockchip SoCs, just put them into common file.
Add board_get_usable_ram_top() for ram_top init base on
SDRAM_MAX_SIZE.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Added SDRAM_MAX_SIZE definition for RK3036:
Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>

fixup: 3036 fix for sdram_common
This commit is contained in:
Kever Yang
2017-06-23 16:11:05 +08:00
committed by Philipp Tomsich
parent be8da534e2
commit 6d1970fa8a
9 changed files with 151 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
include/configs/rk3036_common.h
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@@ -39,6 +39,7 @@
#define CONFIG_SYS_SDRAM_BASE 0x60000000
#define CONFIG_NR_DRAM_BANKS 1
#define SDRAM_BANK_SIZE (512UL << 20UL)
#define SDRAM_MAX_SIZE (CONFIG_NR_DRAM_BANKS * SDRAM_BANK_SIZE)
#define CONFIG_SPI_FLASH
#define CONFIG_SPI

1
include/configs/rk3188_common.h
View File

@@ -64,6 +64,7 @@
#define CONFIG_SYS_SDRAM_BASE 0x60000000
#define CONFIG_NR_DRAM_BANKS 1
#define SDRAM_BANK_SIZE (2UL << 30)
#define SDRAM_MAX_SIZE 0x80000000
#define CONFIG_SPI_FLASH
#define CONFIG_SPI

1
include/configs/rk3288_common.h
View File

@@ -48,6 +48,7 @@
#define CONFIG_SYS_SDRAM_BASE 0
#define CONFIG_NR_DRAM_BANKS 1
#define SDRAM_BANK_SIZE (2UL << 30)
#define SDRAM_MAX_SIZE 0xfe000000
#define CONFIG_SPI_FLASH
#define CONFIG_SPI

2
include/configs/rk3328_common.h
View File

@@ -9,7 +9,6 @@
#include "rockchip-common.h"
#define CONFIG_NR_DRAM_BANKS 1
#define CONFIG_ENV_SIZE 0x2000
#define CONFIG_SYS_MAXARGS 16
#define CONFIG_SYS_MALLOC_LEN (32 << 20)
@@ -37,6 +36,7 @@
#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
#define CONFIG_SYS_SDRAM_BASE 0
#define CONFIG_NR_DRAM_BANKS 1
#define SDRAM_MAX_SIZE 0xff000000
#define CONFIG_SPI_FLASH
#define CONFIG_SPI

2
include/configs/rk3368_common.h
View File

@@ -12,6 +12,8 @@
#include <asm/arch/hardware.h>
#include <linux/sizes.h>
#define CONFIG_SYS_SDRAM_BASE 0
#define SDRAM_MAX_SIZE 0xff000000
#define CONFIG_NR_DRAM_BANKS 1
#define CONFIG_SYS_MAXARGS 16
#define CONFIG_BAUDRATE 115200

1
include/configs/rk3399_common.h
View File

@@ -51,6 +51,7 @@
/* FAT sd card locations. */
#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
#define CONFIG_SYS_SDRAM_BASE 0
#define SDRAM_MAX_SIZE 0xf8000000
#define CONFIG_NR_DRAM_BANKS 1
#define CONFIG_SF_DEFAULT_SPEED 20000000