xref: /OK3568_Linux_fs/u-boot/include/configs/MPC8323ERDB.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)

/*
 * 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

/*
 * High Level Configuration Options
 */
#define CONFIG_E300		1	/* E300 family */
#define CONFIG_QE		1	/* Has QE */
#define CONFIG_MPC832x		1	/* MPC832x CPU specific */

#define	CONFIG_SYS_TEXT_BASE	0xFE000000

/*
 * System Clock Setup
 */
#define CONFIG_83XX_CLKIN	66666667	/* in Hz */

#ifndef CONFIG_SYS_CLK_FREQ
#define CONFIG_SYS_CLK_FREQ	CONFIG_83XX_CLKIN
#endif

/*
 * Hardware Reset Configuration Word
 */
#define CONFIG_SYS_HRCW_LOW (\
	HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\
	HRCWL_DDR_TO_SCB_CLK_2X1 |\
	HRCWL_VCO_1X2 |\
	HRCWL_CSB_TO_CLKIN_2X1 |\
	HRCWL_CORE_TO_CSB_2_5X1 |\
	HRCWL_CE_PLL_VCO_DIV_2 |\
	HRCWL_CE_PLL_DIV_1X1 |\
	HRCWL_CE_TO_PLL_1X3)

#define CONFIG_SYS_HRCW_HIGH (\
	HRCWH_PCI_HOST |\
	HRCWH_PCI1_ARBITER_ENABLE |\
	HRCWH_CORE_ENABLE |\
	HRCWH_FROM_0X00000100 |\
	HRCWH_BOOTSEQ_DISABLE |\
	HRCWH_SW_WATCHDOG_DISABLE |\
	HRCWH_ROM_LOC_LOCAL_16BIT |\
	HRCWH_BIG_ENDIAN |\
	HRCWH_LALE_NORMAL)

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

/*
 * IMMR new address
 */
#define CONFIG_SYS_IMMR		0xE0000000

/*
 * System performance
 */
#define CONFIG_SYS_ACR_PIPE_DEP	3	/* Arbiter pipeline depth (0-3) */
#define CONFIG_SYS_ACR_RPTCNT	3	/* Arbiter repeat count (0-7) */
/* (0-1) Optimize transactions between CSB and the SEC and QUICC Engine block */
#define CONFIG_SYS_SPCR_OPT	1

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

#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 */
#define CONFIG_SYS_MEMTEST_START	0x00030000	/* memtest region */
#define CONFIG_SYS_MEMTEST_END		0x03f00000

/*
 * 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)

/*
 * Local Bus Configuration & Clock Setup
 */
#define CONFIG_SYS_LCRR_DBYP		LCRR_DBYP
#define CONFIG_SYS_LCRR_CLKDIV		LCRR_CLKDIV_2
#define CONFIG_SYS_LBC_LBCR		0x00000000

/*
 * FLASH on the Local Bus
 */
#define CONFIG_SYS_FLASH_CFI		/* use the Common Flash Interface */
#define CONFIG_FLASH_CFI_DRIVER	/* use the CFI driver */
#define CONFIG_SYS_FLASH_BASE	0xFE000000	/* FLASH base address */
#define CONFIG_SYS_FLASH_SIZE		16	/* FLASH size is 16M */
#define CONFIG_SYS_FLASH_PROTECTION	1	/* Use h/w Flash protection. */

					/* Window base at flash base */
#define CONFIG_SYS_LBLAWBAR0_PRELIM	CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_LBLAWAR0_PRELIM	(LBLAWAR_EN | LBLAWAR_32MB)

#define CONFIG_SYS_BR0_PRELIM	(CONFIG_SYS_FLASH_BASE \
				| BR_PS_16	/* 16 bit port */ \
				| BR_MS_GPCM	/* MSEL = GPCM */ \
				| BR_V)		/* valid */
#define CONFIG_SYS_OR0_PRELIM	(MEG_TO_AM(CONFIG_SYS_FLASH_SIZE) \
				| OR_GPCM_XAM \
				| OR_GPCM_CSNT \
				| OR_GPCM_ACS_DIV2 \
				| OR_GPCM_XACS \
				| OR_GPCM_SCY_15 \
				| OR_GPCM_TRLX_SET \
				| OR_GPCM_EHTR_SET \
				| OR_GPCM_EAD)
				/* 0xFE006FF7 */

#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_CONS_INDEX	1
#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)

#define CONFIG_CMDLINE_EDITING	1	/* add command line history */
#define CONFIG_AUTO_COMPLETE		/* add autocompletion support   */

/* 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_EEPRO100
#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
 */
#ifndef CONFIG_SYS_RAMBOOT
	#define CONFIG_ENV_ADDR		\
			(CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
	#define CONFIG_ENV_SECT_SIZE	0x20000
	#define CONFIG_ENV_SIZE		0x2000
#else
	#define CONFIG_ENV_ADDR		(CONFIG_SYS_MONITOR_BASE - 0x1000)
	#define CONFIG_ENV_SIZE		0x2000
#endif

#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
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME

/*
 * Command line configuration.
 */

#undef CONFIG_WATCHDOG		/* watchdog disabled */

/*
 * Miscellaneous configurable options
 */
#define CONFIG_SYS_LONGHELP			/* undef to save memory */
#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 */

/*
 * Core HID Setup
 */
#define CONFIG_SYS_HID0_INIT	0x000000000
#define CONFIG_SYS_HID0_FINAL	(HID0_ENABLE_MACHINE_CHECK | \
				 HID0_ENABLE_INSTRUCTION_CACHE)
#define CONFIG_SYS_HID2		HID2_HBE

/*
 * MMU Setup
 */
#define CONFIG_HIGH_BATS	1	/* High BATs supported */

/* DDR: cache cacheable */
#define CONFIG_SYS_IBAT0L	(CONFIG_SYS_SDRAM_BASE \
				| BATL_PP_RW \
				| BATL_MEMCOHERENCE)
#define CONFIG_SYS_IBAT0U	(CONFIG_SYS_SDRAM_BASE \
				| BATU_BL_256M \
				| BATU_VS \
				| BATU_VP)
#define CONFIG_SYS_DBAT0L	CONFIG_SYS_IBAT0L
#define CONFIG_SYS_DBAT0U	CONFIG_SYS_IBAT0U

/* IMMRBAR & PCI IO: cache-inhibit and guarded */
#define CONFIG_SYS_IBAT1L	(CONFIG_SYS_IMMR \
				| BATL_PP_RW \
				| BATL_CACHEINHIBIT \
				| BATL_GUARDEDSTORAGE)
#define CONFIG_SYS_IBAT1U	(CONFIG_SYS_IMMR \
				| BATU_BL_4M \
				| BATU_VS \
				| BATU_VP)
#define CONFIG_SYS_DBAT1L	CONFIG_SYS_IBAT1L
#define CONFIG_SYS_DBAT1U	CONFIG_SYS_IBAT1U

/* FLASH: icache cacheable, but dcache-inhibit and guarded */
#define CONFIG_SYS_IBAT2L	(CONFIG_SYS_FLASH_BASE \
				| BATL_PP_RW \
				| BATL_MEMCOHERENCE)
#define CONFIG_SYS_IBAT2U	(CONFIG_SYS_FLASH_BASE \
				| BATU_BL_32M \
				| BATU_VS \
				| BATU_VP)
#define CONFIG_SYS_DBAT2L	(CONFIG_SYS_FLASH_BASE \
				| BATL_PP_RW \
				| BATL_CACHEINHIBIT \
				| BATL_GUARDEDSTORAGE)
#define CONFIG_SYS_DBAT2U	CONFIG_SYS_IBAT2U

#define CONFIG_SYS_IBAT3L	(0)
#define CONFIG_SYS_IBAT3U	(0)
#define CONFIG_SYS_DBAT3L	CONFIG_SYS_IBAT3L
#define CONFIG_SYS_DBAT3U	CONFIG_SYS_IBAT3U

/* Stack in dcache: cacheable, no memory coherence */
#define CONFIG_SYS_IBAT4L	(CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_RW)
#define CONFIG_SYS_IBAT4U	(CONFIG_SYS_INIT_RAM_ADDR \
				| BATU_BL_128K \
				| BATU_VS \
				| BATU_VP)
#define CONFIG_SYS_DBAT4L	CONFIG_SYS_IBAT4L
#define CONFIG_SYS_DBAT4U	CONFIG_SYS_IBAT4U

#ifdef CONFIG_PCI
/* PCI MEM space: cacheable */
#define CONFIG_SYS_IBAT5L	(CONFIG_SYS_PCI1_MEM_PHYS \
				| BATL_PP_RW \
				| BATL_MEMCOHERENCE)
#define CONFIG_SYS_IBAT5U	(CONFIG_SYS_PCI1_MEM_PHYS \
				| BATU_BL_256M \
				| BATU_VS \
				| BATU_VP)
#define CONFIG_SYS_DBAT5L	CONFIG_SYS_IBAT5L
#define CONFIG_SYS_DBAT5U	CONFIG_SYS_IBAT5U
/* PCI MMIO space: cache-inhibit and guarded */
#define CONFIG_SYS_IBAT6L	(CONFIG_SYS_PCI1_MMIO_PHYS \
				| BATL_PP_RW \
				| BATL_CACHEINHIBIT \
				| BATL_GUARDEDSTORAGE)
#define CONFIG_SYS_IBAT6U	(CONFIG_SYS_PCI1_MMIO_PHYS \
				| BATU_BL_256M \
				| BATU_VS \
				| BATU_VP)
#define CONFIG_SYS_DBAT6L	CONFIG_SYS_IBAT6L
#define CONFIG_SYS_DBAT6U	CONFIG_SYS_IBAT6U
#else
#define CONFIG_SYS_IBAT5L	(0)
#define CONFIG_SYS_IBAT5U	(0)
#define CONFIG_SYS_IBAT6L	(0)
#define CONFIG_SYS_IBAT6U	(0)
#define CONFIG_SYS_DBAT5L	CONFIG_SYS_IBAT5L
#define CONFIG_SYS_DBAT5U	CONFIG_SYS_IBAT5U
#define CONFIG_SYS_DBAT6L	CONFIG_SYS_IBAT6L
#define CONFIG_SYS_DBAT6U	CONFIG_SYS_IBAT6U
#endif

/* Nothing in BAT7 */
#define CONFIG_SYS_IBAT7L	(0)
#define CONFIG_SYS_IBAT7U	(0)
#define CONFIG_SYS_DBAT7L	CONFIG_SYS_IBAT7L
#define CONFIG_SYS_DBAT7U	CONFIG_SYS_IBAT7U

#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 */