/*
 * Copyright (C) 2007 Freescale Semiconductor, Inc.
 *
 * 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.
 */

#ifndef __CONFIG_H
#define __CONFIG_H

#include <linux/stringify.h>

/*
 * High Level Configuration Options
 */
#define CONFIG_E300		1	/* E300 family */

/*
 * System IO Config
 */
#define CONFIG_SYS_SICRL		0x00000000

/*
 * DDR Setup
 */
#define CONFIG_SYS_SDRAM_BASE	0x00000000	/* DDR is system memory */

#undef CONFIG_SPD_EEPROM
#if defined(CONFIG_SPD_EEPROM)
/* Determine DDR configuration from I2C interface
 */
#define SPD_EEPROM_ADDRESS	0x51	/* DDR SODIMM */
#else
/* Manually set up DDR parameters
 */
#define CONFIG_SYS_DDR_SIZE	64	/* MB */
#define CONFIG_SYS_DDR_CS0_CONFIG	(CSCONFIG_EN \
				| CSCONFIG_ROW_BIT_13 \
				| CSCONFIG_COL_BIT_9)
				/* 0x80010101 */
#define CONFIG_SYS_DDR_TIMING_0	((0 << TIMING_CFG0_RWT_SHIFT) \
				| (0 << TIMING_CFG0_WRT_SHIFT) \
				| (0 << TIMING_CFG0_RRT_SHIFT) \
				| (0 << TIMING_CFG0_WWT_SHIFT) \
				| (2 << TIMING_CFG0_ACT_PD_EXIT_SHIFT) \
				| (2 << TIMING_CFG0_PRE_PD_EXIT_SHIFT) \
				| (8 << TIMING_CFG0_ODT_PD_EXIT_SHIFT) \
				| (2 << TIMING_CFG0_MRS_CYC_SHIFT))
				/* 0x00220802 */
#define CONFIG_SYS_DDR_TIMING_1	((2 << TIMING_CFG1_PRETOACT_SHIFT) \
				| (6 << TIMING_CFG1_ACTTOPRE_SHIFT) \
				| (2 << TIMING_CFG1_ACTTORW_SHIFT) \
				| (5 << TIMING_CFG1_CASLAT_SHIFT) \
				| (3 << TIMING_CFG1_REFREC_SHIFT) \
				| (2 << TIMING_CFG1_WRREC_SHIFT) \
				| (2 << TIMING_CFG1_ACTTOACT_SHIFT) \
				| (2 << TIMING_CFG1_WRTORD_SHIFT))
				/* 0x26253222 */
#define CONFIG_SYS_DDR_TIMING_2	((1 << TIMING_CFG2_ADD_LAT_SHIFT) \
				| (31 << TIMING_CFG2_CPO_SHIFT) \
				| (2 << TIMING_CFG2_WR_LAT_DELAY_SHIFT) \
				| (2 << TIMING_CFG2_RD_TO_PRE_SHIFT) \
				| (2 << TIMING_CFG2_WR_DATA_DELAY_SHIFT) \
				| (3 << TIMING_CFG2_CKE_PLS_SHIFT) \
				| (7 << TIMING_CFG2_FOUR_ACT_SHIFT))
				/* 0x1f9048c7 */
#define CONFIG_SYS_DDR_TIMING_3	0x00000000
#define CONFIG_SYS_DDR_CLK_CNTL	DDR_SDRAM_CLK_CNTL_CLK_ADJUST_05
				/* 0x02000000 */
#define CONFIG_SYS_DDR_MODE	((0x4448 << SDRAM_MODE_ESD_SHIFT) \
				| (0x0232 << SDRAM_MODE_SD_SHIFT))
				/* 0x44480232 */
#define CONFIG_SYS_DDR_MODE2	0x8000c000
#define CONFIG_SYS_DDR_INTERVAL	((800 << SDRAM_INTERVAL_REFINT_SHIFT) \
				| (100 << SDRAM_INTERVAL_BSTOPRE_SHIFT))
				/* 0x03200064 */
#define CONFIG_SYS_DDR_CS0_BNDS	0x00000003
#define CONFIG_SYS_DDR_SDRAM_CFG	(SDRAM_CFG_SREN \
				| SDRAM_CFG_SDRAM_TYPE_DDR2 \
				| SDRAM_CFG_32_BE)
				/* 0x43080000 */
#define CONFIG_SYS_DDR_SDRAM_CFG2	0x00401000
#endif

/*
 * Memory test
 */
#undef CONFIG_SYS_DRAM_TEST		/* memory test, takes time */

/*
 * The reserved memory
 */
#define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_TEXT_BASE	/* start of monitor */

#if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
#define CONFIG_SYS_RAMBOOT
#else
#undef  CONFIG_SYS_RAMBOOT
#endif

/* CONFIG_SYS_MONITOR_LEN must be a multiple of CONFIG_ENV_SECT_SIZE */
#define CONFIG_SYS_MONITOR_LEN	(512 * 1024)	/* Reserve 512 kB for Mon */
#define CONFIG_SYS_MALLOC_LEN	(256 * 1024)	/* Reserved for malloc */

/*
 * Initial RAM Base Address Setup
 */
#define CONFIG_SYS_INIT_RAM_LOCK	1
#define CONFIG_SYS_INIT_RAM_ADDR	0xE6000000 /* Initial RAM address */
#define CONFIG_SYS_INIT_RAM_SIZE	0x1000 /* Size of used area in RAM */
#define CONFIG_SYS_GBL_DATA_OFFSET	\
			(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)

/*
 * FLASH on the Local Bus
 */
#define CONFIG_SYS_FLASH_BASE	0xFE000000	/* FLASH base address */
#define CONFIG_SYS_FLASH_SIZE		16	/* FLASH size is 16M */


#define CONFIG_SYS_MAX_FLASH_BANKS	1	/* number of banks */
#define CONFIG_SYS_MAX_FLASH_SECT	128	/* sectors per device */

#undef CONFIG_SYS_FLASH_CHECKSUM

/*
 * Serial Port
 */
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE	1
#define CONFIG_SYS_NS16550_CLK		get_bus_freq(0)

#define CONFIG_SYS_BAUDRATE_TABLE  \
		{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 115200}

#define CONFIG_SYS_NS16550_COM1	(CONFIG_SYS_IMMR+0x4500)
#define CONFIG_SYS_NS16550_COM2	(CONFIG_SYS_IMMR+0x4600)

/* I2C */
#define CONFIG_SYS_I2C
#define CONFIG_SYS_I2C_FSL
#define CONFIG_SYS_FSL_I2C_SPEED	400000
#define CONFIG_SYS_FSL_I2C_SLAVE	0x7F
#define CONFIG_SYS_FSL_I2C_OFFSET	0x3000
#define CONFIG_SYS_I2C_NOPROBES		{ {0, 0x51} }

/*
 * Config on-board EEPROM
 */
#define CONFIG_SYS_I2C_EEPROM_ADDR		0x50
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN		2
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	6
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	10

/*
 * General PCI
 * Addresses are mapped 1-1.
 */
#define CONFIG_SYS_PCI1_MEM_BASE	0x80000000
#define CONFIG_SYS_PCI1_MEM_PHYS	CONFIG_SYS_PCI1_MEM_BASE
#define CONFIG_SYS_PCI1_MEM_SIZE	0x10000000	/* 256M */
#define CONFIG_SYS_PCI1_MMIO_BASE	0x90000000
#define CONFIG_SYS_PCI1_MMIO_PHYS	CONFIG_SYS_PCI1_MMIO_BASE
#define CONFIG_SYS_PCI1_MMIO_SIZE	0x10000000	/* 256M */
#define CONFIG_SYS_PCI1_IO_BASE		0xd0000000
#define CONFIG_SYS_PCI1_IO_PHYS		CONFIG_SYS_PCI1_IO_BASE
#define CONFIG_SYS_PCI1_IO_SIZE		0x04000000	/* 64M */

#ifdef CONFIG_PCI
#define CONFIG_PCI_INDIRECT_BRIDGE
#define CONFIG_PCI_SKIP_HOST_BRIDGE

#undef CONFIG_PCI_SCAN_SHOW	/* show pci devices on startup */
#define CONFIG_SYS_PCI_SUBSYS_VENDORID	0x1957	/* Freescale */

#endif	/* CONFIG_PCI */

/*
 * QE UEC ethernet configuration
 */
#define CONFIG_UEC_ETH
#define CONFIG_ETHPRIME		"UEC0"

#define CONFIG_UEC_ETH1		/* ETH3 */

#ifdef CONFIG_UEC_ETH1
#define CONFIG_SYS_UEC1_UCC_NUM	2	/* UCC3 */
#define CONFIG_SYS_UEC1_RX_CLK		QE_CLK9
#define CONFIG_SYS_UEC1_TX_CLK		QE_CLK10
#define CONFIG_SYS_UEC1_ETH_TYPE	FAST_ETH
#define CONFIG_SYS_UEC1_PHY_ADDR	4
#define CONFIG_SYS_UEC1_INTERFACE_TYPE	PHY_INTERFACE_MODE_MII
#define CONFIG_SYS_UEC1_INTERFACE_SPEED	100
#endif

#define CONFIG_UEC_ETH2		/* ETH4 */

#ifdef CONFIG_UEC_ETH2
#define CONFIG_SYS_UEC2_UCC_NUM	1	/* UCC2 */
#define CONFIG_SYS_UEC2_RX_CLK		QE_CLK16
#define CONFIG_SYS_UEC2_TX_CLK		QE_CLK3
#define CONFIG_SYS_UEC2_ETH_TYPE	FAST_ETH
#define CONFIG_SYS_UEC2_PHY_ADDR	0
#define CONFIG_SYS_UEC2_INTERFACE_TYPE	PHY_INTERFACE_MODE_MII
#define CONFIG_SYS_UEC2_INTERFACE_SPEED	100
#endif

/*
 * Environment
 */

#define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
#define CONFIG_SYS_LOADS_BAUD_CHANGE	1	/* allow baudrate change */

/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE

#undef CONFIG_WATCHDOG		/* watchdog disabled */

/*
 * Miscellaneous configurable options
 */
#define CONFIG_SYS_LOAD_ADDR	0x2000000	/* default load address */

/*
 * For booting Linux, the board info and command line data
 * have to be in the first 256 MB of memory, since this is
 * the maximum mapped by the Linux kernel during initialization.
 */
					/* Initial Memory map for Linux */
#define CONFIG_SYS_BOOTMAPSZ		(256 << 20)
#define CONFIG_SYS_BOOTM_LEN	(64 << 20)	/* Increase max gunzip size */

#if (CONFIG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE	230400	/* speed of kgdb serial port */
#endif

/*
 * Environment Configuration
 */
#define CONFIG_ENV_OVERWRITE

#define CONFIG_HAS_ETH0		/* add support for "ethaddr" */
#define CONFIG_HAS_ETH1		/* add support for "eth1addr" */

/* use mac_read_from_eeprom() to read ethaddr from I2C EEPROM
 * (see CONFIG_SYS_I2C_EEPROM) */
					/* MAC address offset in I2C EEPROM */
#define CONFIG_SYS_I2C_MAC_OFFSET	0x7f00

#define CONFIG_NETDEV		"eth1"

#define CONFIG_HOSTNAME		"mpc8323erdb"
#define CONFIG_ROOTPATH		"/nfsroot"
#define CONFIG_BOOTFILE		"uImage"
				/* U-Boot image on TFTP server */
#define CONFIG_UBOOTPATH	"u-boot.bin"
#define CONFIG_FDTFILE		"mpc832x_rdb.dtb"
#define CONFIG_RAMDISKFILE	"rootfs.ext2.gz.uboot"

				/* default location for tftp and bootm */
#define CONFIG_LOADADDR		800000

#define CONFIG_EXTRA_ENV_SETTINGS \
	"netdev=" CONFIG_NETDEV "\0"					\
	"uboot=" CONFIG_UBOOTPATH "\0"					\
	"tftpflash=tftp $loadaddr $uboot;"				\
		"protect off " __stringify(CONFIG_SYS_TEXT_BASE)	\
			" +$filesize; "	\
		"erase " __stringify(CONFIG_SYS_TEXT_BASE)		\
			" +$filesize; "	\
		"cp.b $loadaddr " __stringify(CONFIG_SYS_TEXT_BASE)	\
			" $filesize; "	\
		"protect on " __stringify(CONFIG_SYS_TEXT_BASE)		\
			" +$filesize; "	\
		"cmp.b $loadaddr " __stringify(CONFIG_SYS_TEXT_BASE)	\
			" $filesize\0"	\
	"fdtaddr=780000\0"						\
	"fdtfile=" CONFIG_FDTFILE "\0"					\
	"ramdiskaddr=1000000\0"						\
	"ramdiskfile=" CONFIG_RAMDISKFILE "\0"				\
	"console=ttyS0\0"						\
	"setbootargs=setenv bootargs "					\
		"root=$rootdev rw console=$console,$baudrate $othbootargs\0"\
	"setipargs=setenv bootargs nfsroot=$serverip:$rootpath "	\
		"ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:"\
								"$netdev:off "\
		"root=$rootdev rw console=$console,$baudrate $othbootargs\0"

#define CONFIG_NFSBOOTCOMMAND						\
	"setenv rootdev /dev/nfs;"					\
	"run setbootargs;"						\
	"run setipargs;"						\
	"tftp $loadaddr $bootfile;"					\
	"tftp $fdtaddr $fdtfile;"					\
	"bootm $loadaddr - $fdtaddr"

#define CONFIG_RAMBOOTCOMMAND						\
	"setenv rootdev /dev/ram;"					\
	"run setbootargs;"						\
	"tftp $ramdiskaddr $ramdiskfile;"				\
	"tftp $loadaddr $bootfile;"					\
	"tftp $fdtaddr $fdtfile;"					\
	"bootm $loadaddr $ramdiskaddr $fdtaddr"

#endif	/* __CONFIG_H */