/*
 * (C) Copyright 2003
 * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
 *
 * Configuation settings for the IXDP425 board.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/*
 * High Level Configuration Options
 * (easy to change)
 */
#define CONFIG_IXP425           1       /* This is an IXP425 CPU    */
#define CONFIG_IXDP425          1       /* on an IXDP425 Board      */

#define CONFIG_DISPLAY_CPUINFO	1	/* display cpu info (and speed)	*/
#define CONFIG_DISPLAY_BOARDINFO 1	/* display board info		*/

/*
 * select serial console configuration
 */
#define CONFIG_IXP_SERIAL
#define CONFIG_SYS_IXP425_CONSOLE	IXP425_UART1
#define CONFIG_BAUDRATE         115200

#define CONFIG_BOARD_EARLY_INIT_F	1

/***************************************************************
 * U-boot generic defines start here.
 ***************************************************************/

/*
 * Size of malloc() pool
 */
#define CONFIG_SYS_MALLOC_LEN      (CONFIG_ENV_SIZE + 128*1024)

/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE

/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME

/* Command line configuration. */
#include <config_cmd_default.h>

#define CONFIG_CMD_ELF

#define CONFIG_PCI
#ifdef CONFIG_PCI
#define CONFIG_CMD_PCI
#define CONFIG_PCI_PNP
#define CONFIG_IXP_PCI
#define CONFIG_PCI_SCAN_SHOW
#define CONFIG_CMD_PCI_ENUM
#define CONFIG_EEPRO100
#endif

#define CONFIG_BOOTCOMMAND		"run boot_flash"
/* enable passing of ATAGs */
#define CONFIG_CMDLINE_TAG		1
#define CONFIG_SETUP_MEMORY_TAGS	1
#define CONFIG_INITRD_TAG		1

#if defined(CONFIG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE    230400          /* speed to run kgdb serial port */
#define CONFIG_KGDB_SER_INDEX   2               /* which serial port to use */
#endif

/* Miscellaneous configurable options */
#define CONFIG_SYS_LONGHELP                            /* undef to save memory         */
#define CONFIG_SYS_PROMPT              "=> "   /* Monitor Command Prompt       */
#define CONFIG_SYS_CBSIZE              256             /* Console I/O Buffer Size      */
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
#define CONFIG_SYS_MAXARGS             16              /* max number of command args   */
#define CONFIG_SYS_BARGSIZE            CONFIG_SYS_CBSIZE      /* Boot Argument Buffer Size    */

#define CONFIG_SYS_MEMTEST_START       0x00400000      /* memtest works on     */
#define CONFIG_SYS_MEMTEST_END         0x00800000      /* 4 ... 8 MB in DRAM   */

/* timer clock - 2* OSC_IN system clock */
#define CONFIG_IXP425_TIMER_CLK                 66666666
#define CONFIG_SYS_HZ				1000

/* default load address */
#define CONFIG_SYS_LOAD_ADDR			0x00010000

#define CONFIG_SYS_BAUDRATE_TABLE      { 9600, 19200, 38400, 57600, 115200 }

/*
 * Stack sizes
 *
 * The stack sizes are set up in start.S using the settings below
 */
#define CONFIG_STACKSIZE        (128*1024)      /* regular stack */

/***************************************************************
 * Platform/Board specific defines start here.
 ***************************************************************/

/*
 * Hardware drivers
 */

/*
 * Physical Memory Map
 */
#define CONFIG_SYS_TEXT_BASE	0x50000000

#define PHYS_FLASH_1            0x50000000 /* Flash Bank #1 */
#define PHYS_FLASH_SIZE         0x00800000 /* 8 MB */
#define PHYS_FLASH_BANK_SIZE    0x00800000 /* 8 MB Banks */
#define PHYS_FLASH_SECT_SIZE    0x00020000 /* 128 KB sectors (x1) */

#define CONFIG_SYS_FLASH_BASE          PHYS_FLASH_1
#define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor	*/
#define CONFIG_BOARD_SIZE_LIMIT		262144

/* Expansion bus settings */
#define CONFIG_SYS_EXP_CS0	0xbcd23c42

/* SDRAM settings */
#define CONFIG_NR_DRAM_BANKS    1          /* we have 2 banks of DRAM */
#define PHYS_SDRAM_1            0x00000000 /* SDRAM Bank #1 */
#define CONFIG_SYS_SDRAM_BASE	0x00000000

#define CONFIG_SYS_SDR_CONFIG		0xd
#define CONFIG_SYS_SDR_MODE_CONFIG	0x1
#define CONFIG_SYS_SDRAM_REFRESH_CNT	0x81a

/*
 * FLASH and environment organization
 */
#define CONFIG_SYS_MAX_FLASH_BANKS     1       /* max number of memory banks           */
#define CONFIG_SYS_MAX_FLASH_SECT      128	/* max number of sectors on one chip    */

#define	CONFIG_ENV_IS_IN_FLASH	1

#define CONFIG_SYS_FLASH_BANKS_LIST	{ PHYS_FLASH_1 }

#define CONFIG_SYS_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
#define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/

#define CONFIG_ENV_SECT_SIZE	0x20000	/* size of one complete sector	*/
#define CONFIG_ENV_ADDR		(PHYS_FLASH_1 + 0x40000)
#define	CONFIG_ENV_SIZE		0x2000	/* Total Size of Environment Sector	*/

/* Use common CFI driver */
#define CONFIG_SYS_FLASH_CFI
#define CONFIG_FLASH_CFI_DRIVER
/* no byte writes on IXP4xx */
#define CONFIG_SYS_FLASH_CFI_WIDTH		FLASH_CFI_16BIT
/* print 'E' for empty sector on flinfo */
#define CONFIG_SYS_FLASH_EMPTY_INFO

/* Ethernet */

/* include IXP4xx NPE support */
#define CONFIG_IXP4XX_NPE		1
#define CONFIG_NET_MULTI		1
/* NPE0 PHY address */
#define	CONFIG_PHY_ADDR			0
/* NPE1 PHY address (HW Release E only) */
#define	CONFIG_PHY1_ADDR		1
/* MII PHY management */
#define CONFIG_MII			1
/* Number of ethernet rx buffers & descriptors */
#define CONFIG_SYS_RX_ETH_BUFFER		16

#define CONFIG_HAS_ETH1			1

#define CONFIG_CMD_DHCP
#define CONFIG_CMD_NET
#define CONFIG_CMD_MII
#define CONFIG_CMD_PING
#undef  CONFIG_CMD_NFS

/* Cache Configuration */
#define CONFIG_SYS_CACHELINE_SIZE		32

#define CONFIG_EXTRA_ENV_SETTINGS					\
	"npe_ucode=50060000\0"						\
	"mtd=IXP4XX-Flash.0:256k(uboot),128k(env),128k(ucode),2048k(linux),-(root)\0" \
	"kerneladdr=50080000\0"						\
	"kernelfile=ixdp425/uImage\0"					\
	"rootfile=ixdp425/rootfs\0"					\
	"rootaddr=50280000\0"						\
	"loadaddr=10000\0"						\
	"updateboot_ser=mw.b 10000 ff 40000;"				\
	" loady ${loadaddr};"						\
	" run eraseboot writeboot\0"					\
	"updateboot_net=mw.b 10000 ff 40000;"				\
	" tftp ${loadaddr} ixdp425/u-boot.bin;"				\
	" run eraseboot writeboot\0"					\
	"eraseboot=protect off 50000000 5003ffff;"			\
	" erase 50000000 5003ffff\0"					\
	"writeboot=cp.b 10000 50000000 ${filesize}\0"			\
	"updateucode=loady;"						\
	" era ${npe_ucode} +${filesize};"				\
	" cp.b ${loadaddr} ${npe_ucode} ${filesize}\0"			\
	"updateroot=tftp ${loadaddr} ${rootfile};"			\
	" era ${rootaddr} +${filesize};"				\
	" cp.b ${loadaddr} ${rootaddr} ${filesize}\0"			\
	"updatekern=tftp ${loadaddr} ${kernelfile};"			\
	" era ${kerneladdr} +${filesize};"				\
	" cp.b ${loadaddr} ${kerneladdr} ${filesize}\0"			\
	"flashargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock4"	\
	" rootfstype=squashfs,jffs2 init=/etc/preinit\0"		\
	"netargs=setenv bootargs mtdparts=${mtd} root=/dev/mtdblock4"	\
	" rootfstype=squashfs,jffs2 init=/etc/preinit\0"		\
	"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0" \
	"addeth=setenv bootargs ${bootargs} ethaddr=${ethaddr}\0"	\
	"boot_flash=run flashargs addtty addeth;"			\
	" bootm ${kerneladdr}\0"					\
	"boot_net=run netargs addtty addeth;"				\
	" tftpboot ${loadaddr} ${kernelfile};"				\
	" bootm\0"

/* additions for new relocation code, must be added to all boards */
#define CONFIG_SYS_INIT_SP_ADDR						\
	(CONFIG_SYS_SDRAM_BASE + 0x1000 - GENERATED_GBL_DATA_SIZE)

/*
 * GPIO settings
 */
#define CONFIG_SYS_GPIO_UTOPIA_GPIO1    0
#define CONFIG_SYS_GPIO_UTOPIA_IRQ_N    1
#define CONFIG_SYS_GPIO_HSS1_IRQ_N      2
#define CONFIG_SYS_GPIO_HSS0_IRQ_N      3
#define CONFIG_SYS_GPIO_ETH0_IRQ_N      4
#define CONFIG_SYS_GPIO_ETH1_IRQ_N      5
#define CONFIG_SYS_GPIO_I2C_SCL	        6
#define CONFIG_SYS_GPIO_I2C_SDA	        7
#define CONFIG_SYS_GPIO_PCI_INTD_N	8
#define CONFIG_SYS_GPIO_PCI_INTC_N	9
#define CONFIG_SYS_GPIO_PCI_INTB_N	10
#define CONFIG_SYS_GPIO_PCI_INTA_N	11
#define CONFIG_SYS_GPIO_UTOPIA_GPIO0	12
#define CONFIG_SYS_GPIO_PCI_RESET_N	13
#define CONFIG_SYS_GPIO_PCI_CLK	        14
#define CONFIG_SYS_GPIO_EXTBUS_CLK	15

#endif  /* __CONFIG_H */
