include/configs/mpc5121ads.h - platform/external/u-boot - Gitiles

 /*
  * (C) Copyright 2007-2009 DENX Software Engineering
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */

 /*
  * MPC5121ADS board configuration file
  */

 #ifndef __CONFIG_H
 #define __CONFIG_H

 #define CONFIG_MPC5121ADS 1

 /*
  * Memory map for the MPC5121ADS board:
  *
  * 0x0000_0000 - 0x0FFF_FFFF	DDR RAM (256 MB)
  * 0x3000_0000 - 0x3001_FFFF	SRAM (128 KB)
  * 0x8000_0000 - 0x803F_FFFF	IMMR (4 MB)
  * 0x8200_0000 - 0x8200_001F	CPLD (32 B)
  * 0x8400_0000 - 0x82FF_FFFF	PCI I/O space (16 MB)
  * 0xA000_0000 - 0xAFFF_FFFF	PCI memory space (256 MB)
  * 0xB000_0000 - 0xBFFF_FFFF	PCI memory mapped I/O space (256 MB)
  * 0xFC00_0000 - 0xFFFF_FFFF	NOR Boot FLASH (64 MB)
  */

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

 #define	CONFIG_SYS_TEXT_BASE	0xFFF00000

 /* video */
 #ifdef CONFIG_FSL_DIU_FB
 #define CONFIG_SYS_DIU_ADDR	(CONFIG_SYS_IMMR + 0x2100)
 #define CONFIG_CMD_BMP
 #define CONFIG_CFB_CONSOLE
 #define CONFIG_VIDEO_SW_CURSOR
 #define CONFIG_VGA_AS_SINGLE_DEVICE
 #define CONFIG_VIDEO_LOGO
 #define CONFIG_VIDEO_BMP_LOGO
 #endif

 /* CONFIG_PCI is defined at config time */

 #ifdef CONFIG_MPC5121ADS_REV2
 #define CONFIG_SYS_MPC512X_CLKIN	66000000	/* in Hz */
 #else
 #define CONFIG_SYS_MPC512X_CLKIN	33333333	/* in Hz */
 #define CONFIG_PCI
 #endif

 #define CONFIG_BOARD_EARLY_INIT_F		/* call board_early_init_f() */
 #define CONFIG_MISC_INIT_R

 #define CONFIG_SYS_IMMR		0x80000000

 #define CONFIG_SYS_MEMTEST_START	0x00200000      /* memtest region */
 #define CONFIG_SYS_MEMTEST_END		0x00400000

 /*
  * DDR Setup - manually set all parameters as there's no SPD etc.
  */
 #ifdef CONFIG_MPC5121ADS_REV2
 #define CONFIG_SYS_DDR_SIZE		256		/* MB */
 #else
 #define CONFIG_SYS_DDR_SIZE		512		/* MB */
 #endif
 #define CONFIG_SYS_DDR_BASE		0x00000000	/* DDR is system memory*/
 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_BASE
 #define CONFIG_SYS_MAX_RAM_SIZE		0x20000000

 #define CONFIG_SYS_IOCTRL_MUX_DDR	0x00000036

 /* DDR Controller Configuration
  *
  * SYS_CFG:
  *	[31:31]	MDDRC Soft Reset:	Diabled
  *	[30:30]	DRAM CKE pin:		Enabled
  *	[29:29]	DRAM CLK:		Enabled
  *	[28:28]	Command Mode:		Enabled (For initialization only)
  *	[27:25]	DRAM Row Select:	dram_row[15:0] = magenta_address[25:10]
  *	[24:21]	DRAM Bank Select:	dram_bank[1:0] = magenta_address[11:10]
  *	[20:19]	Read Test:		DON'T USE
  *	[18:18]	Self Refresh:		Enabled
  *	[17:17]	16bit Mode:		Disabled
  *	[16:13] Ready Delay:		2
  *	[12:12]	Half DQS Delay:		Disabled
  *	[11:11]	Quarter DQS Delay:	Disabled
  *	[10:08]	Write Delay:		2
  *	[07:07]	Early ODT:		Disabled
  *	[06:06]	On DIE Termination:	Disabled
  *	[05:05]	FIFO Overflow Clear:	DON'T USE here
  *	[04:04]	FIFO Underflow Clear:	DON'T USE here
  *	[03:03]	FIFO Overflow Pending:	DON'T USE here
  *	[02:02]	FIFO Underlfow Pending:	DON'T USE here
  *	[01:01]	FIFO Overlfow Enabled:	Enabled
  *	[00:00]	FIFO Underflow Enabled:	Enabled
  * TIME_CFG0
  *	[31:16]	DRAM Refresh Time:	0 CSB clocks
  *	[15:8]	DRAM Command Time:	0 CSB clocks
  *	[07:00]	DRAM Precharge Time:	0 CSB clocks
  * TIME_CFG1
  *	[31:26]	DRAM tRFC:
  *	[25:21]	DRAM tWR1:
  *	[20:17]	DRAM tWRT1:
  *	[16:11]	DRAM tDRR:
  *	[10:05]	DRAM tRC:
  *	[04:00]	DRAM tRAS:
  * TIME_CFG2
  *	[31:28]	DRAM tRCD:
  *	[27:23]	DRAM tFAW:
  *	[22:19]	DRAM tRTW1:
  *	[18:15]	DRAM tCCD:
  *	[14:10] DRAM tRTP:
  *	[09:05]	DRAM tRP:
  *	[04:00] DRAM tRPA
  */
 #ifdef CONFIG_MPC5121ADS_REV2
 #define CONFIG_SYS_MDDRC_SYS_CFG	0xE8604A00
 #define CONFIG_SYS_MDDRC_TIME_CFG1	0x54EC1168
 #define CONFIG_SYS_MDDRC_TIME_CFG2	0x35210864
 #else
 #define CONFIG_SYS_MDDRC_SYS_CFG	0xEA804A00
 #define CONFIG_SYS_MDDRC_TIME_CFG1	0x68EC1168
 #define CONFIG_SYS_MDDRC_TIME_CFG2	0x34310864
 #endif
 #define CONFIG_SYS_MDDRC_TIME_CFG0	0x06183D2E

 #define CONFIG_SYS_MDDRC_SYS_CFG_ELPIDA	 	0xEA802B00
 #define CONFIG_SYS_MDDRC_TIME_CFG1_ELPIDA	0x690e1189
 #define CONFIG_SYS_MDDRC_TIME_CFG2_ELPIDA	0x35310864

 #define CONFIG_SYS_DDRCMD_NOP		0x01380000
 #define CONFIG_SYS_DDRCMD_PCHG_ALL	0x01100400
 #define CONFIG_SYS_DDRCMD_EM2		0x01020000
 #define CONFIG_SYS_DDRCMD_EM3		0x01030000
 #define CONFIG_SYS_DDRCMD_EN_DLL	0x01010000
 #define CONFIG_SYS_DDRCMD_RFSH		0x01080000

 #define DDRCMD_EMR_OCD(pr, ohm) ( \
 	(1 << 24)	   | /* MDDRC Command Request	*/ \
 	(1 << 16)	   | /* MODE Reg BA[2:0] 	*/ \
 	(0 << 12)	   | /* Outputs 0=Enabled	*/ \
 	(0 << 11)	   | /* RDQS 			*/ \
 	(1 << 10)	   | /* DQS# 			*/ \
 	(pr <<  7)	   | /* OCD prog 7=deflt,0=exit	*/ \
 		    /* ODT Rtt[1:0] 0=0,1=75,2=150,3=50 */ \
 	((ohm & 0x2) <<  5)| /* Rtt1			*/ \
 	(0 <<  3)	   | /* additive posted CAS#	*/ \
 	((ohm & 0x1) <<  2)| /* Rtt0			*/ \
 	(0 <<  0)	   | /* Output Drive Strength	*/ \
 	(0 <<  0))	     /* DLL Enable 0=Normal	*/

 #define CONFIG_SYS_DDRCMD_OCD_DEFAULT	DDRCMD_EMR_OCD(7, 0)
 #define CONFIG_SYS_ELPIDA_OCD_EXIT	DDRCMD_EMR_OCD(0, 0)

 #define DDRCMD_MODE_REG(cas, wr) ( \
 	(1 << 24)    | /* MDDRC Command Request			*/ \
 	(0 << 16)    | /* MODE Reg BA[2:0] 			*/ \
 	((wr-1) << 9)| /* Write Recovery 			*/ \
 	(cas << 4)   | /* CAS 					*/ \
 	(0 << 3)     | /* Burst Type:0=Sequential,1=Interleaved	*/ \
 	(2 << 0))      /* 4 or 8 Burst Length:0x2=4 0x3=8	*/

 #define CONFIG_SYS_MICRON_INIT_DEV_OP	DDRCMD_MODE_REG(3, 3)
 #define CONFIG_SYS_ELPIDA_INIT_DEV_OP	DDRCMD_MODE_REG(4, 4)
 #define CONFIG_SYS_ELPIDA_RES_DLL	(DDRCMD_MODE_REG(4, 4) | (1 << 8))

 /* DDR Priority Manager Configuration */
 #define CONFIG_SYS_MDDRCGRP_PM_CFG1	0x00077777
 #define CONFIG_SYS_MDDRCGRP_PM_CFG2	0x00000000
 #define CONFIG_SYS_MDDRCGRP_HIPRIO_CFG	0x00000001
 #define CONFIG_SYS_MDDRCGRP_LUT0_MU	0xFFEEDDCC
 #define CONFIG_SYS_MDDRCGRP_LUT0_ML	0xBBAAAAAA
 #define CONFIG_SYS_MDDRCGRP_LUT1_MU	0x66666666
 #define CONFIG_SYS_MDDRCGRP_LUT1_ML	0x55555555
 #define CONFIG_SYS_MDDRCGRP_LUT2_MU	0x44444444
 #define CONFIG_SYS_MDDRCGRP_LUT2_ML	0x44444444
 #define CONFIG_SYS_MDDRCGRP_LUT3_MU	0x55555555
 #define CONFIG_SYS_MDDRCGRP_LUT3_ML	0x55555558
 #define CONFIG_SYS_MDDRCGRP_LUT4_MU	0x11111111
 #define CONFIG_SYS_MDDRCGRP_LUT4_ML	0x11111122
 #define CONFIG_SYS_MDDRCGRP_LUT0_AU	0xaaaaaaaa
 #define CONFIG_SYS_MDDRCGRP_LUT0_AL	0xaaaaaaaa
 #define CONFIG_SYS_MDDRCGRP_LUT1_AU	0x66666666
 #define CONFIG_SYS_MDDRCGRP_LUT1_AL	0x66666666
 #define CONFIG_SYS_MDDRCGRP_LUT2_AU	0x11111111
 #define CONFIG_SYS_MDDRCGRP_LUT2_AL	0x11111111
 #define CONFIG_SYS_MDDRCGRP_LUT3_AU	0x11111111
 #define CONFIG_SYS_MDDRCGRP_LUT3_AL	0x11111111
 #define CONFIG_SYS_MDDRCGRP_LUT4_AU	0x11111111
 #define CONFIG_SYS_MDDRCGRP_LUT4_AL	0x11111111

 /*
  * NOR FLASH on the Local Bus
  */
 #undef CONFIG_BKUP_FLASH
 #define CONFIG_SYS_FLASH_CFI				/* use the Common Flash Interface */
 #define CONFIG_FLASH_CFI_DRIVER			/* use the CFI driver */
 #ifdef CONFIG_BKUP_FLASH
 #define CONFIG_SYS_FLASH_BASE		0xFF800000	/* start of FLASH   */
 #define CONFIG_SYS_FLASH_SIZE		0x00800000	/* max flash size in bytes */
 #else
 #define CONFIG_SYS_FLASH_BASE		0xFC000000	/* start of FLASH   */
 #define CONFIG_SYS_FLASH_SIZE		0x04000000	/* max flash size in bytes */
 #endif
 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
 #define CONFIG_SYS_MAX_FLASH_BANKS	1		/* number of banks */
 #define CONFIG_SYS_FLASH_BANKS_LIST	{CONFIG_SYS_FLASH_BASE}
 #define CONFIG_SYS_MAX_FLASH_SECT	256		/* max sectors per device */

 #undef CONFIG_SYS_FLASH_CHECKSUM

 /*
  * NAND FLASH
  * drivers/mtd/nand/mpc5121_nfc.c (rev 2 silicon only)
  */
 #define CONFIG_CMD_NAND					/* enable NAND support */
 #define CONFIG_JFFS2_NAND				/* with JFFS2 on it */
 #define CONFIG_NAND_MPC5121_NFC
 #define CONFIG_SYS_NAND_BASE            0x40000000

 #define CONFIG_SYS_MAX_NAND_DEVICE      2
 #define CONFIG_SYS_NAND_SELECT_DEVICE	/* driver supports mutipl. chips */

 /*
  * Configuration parameters for MPC5121 NAND driver
  */
 #define CONFIG_FSL_NFC_WIDTH 1
 #define CONFIG_FSL_NFC_WRITE_SIZE 2048
 #define CONFIG_FSL_NFC_SPARE_SIZE 64
 #define CONFIG_FSL_NFC_CHIPS CONFIG_SYS_MAX_NAND_DEVICE

 /*
  * CPLD registers area is really only 32 bytes in size, but the smallest possible LP
  * window is 64KB
  */
 #define CONFIG_SYS_CPLD_BASE		0x82000000
 #define CONFIG_SYS_CPLD_SIZE		0x00010000	/* 64 KB */
 #define CONFIG_SYS_CS2_START		CONFIG_SYS_CPLD_BASE
 #define CONFIG_SYS_CS2_SIZE		CONFIG_SYS_CPLD_SIZE

 #define CONFIG_SYS_SRAM_BASE		0x30000000
 #define CONFIG_SYS_SRAM_SIZE		0x00020000	/* 128 KB */

 #define CONFIG_SYS_CS0_CFG		0x05059310	/* ALE active low, data size 4bytes */
 #define CONFIG_SYS_CS2_CFG		0x05059010	/* ALE active low, data size 1byte */
 #define CONFIG_SYS_CS_ALETIMING	0x00000005	/* Use alternative CS timing for CS0 and CS2 */

 /* Use SRAM for initial stack */
 #define CONFIG_SYS_INIT_RAM_ADDR	CONFIG_SYS_SRAM_BASE		/* Initial RAM address */
 #define CONFIG_SYS_INIT_RAM_SIZE	CONFIG_SYS_SRAM_SIZE		/* Size of used area in RAM */

 #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 #define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET

 #define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_TEXT_BASE		/* Start of monitor */
 #define CONFIG_SYS_MONITOR_LEN		(512 * 1024)		/* Reserve 512 kB for Mon */
 #ifdef	CONFIG_FSL_DIU_FB
 #define CONFIG_SYS_MALLOC_LEN		(6 * 1024 * 1024)	/* Reserved for malloc */
 #else
 #define CONFIG_SYS_MALLOC_LEN		(512 * 1024)
 #endif

 /*
  * Serial Port
  */
 #define CONFIG_CONS_INDEX     1

 /*
  * Serial console configuration
  */
 #define CONFIG_PSC_CONSOLE	3	/* console is on PSC3 */
 #define CONFIG_SYS_PSC3
 #if CONFIG_PSC_CONSOLE != 3
 #error CONFIG_PSC_CONSOLE must be 3
 #endif
 #define CONFIG_BAUDRATE		115200	/* ... at 115200 bps */
 #define CONFIG_SYS_BAUDRATE_TABLE  \
 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}

 #define CONSOLE_FIFO_TX_SIZE	FIFOC_PSC3_TX_SIZE
 #define CONSOLE_FIFO_TX_ADDR	FIFOC_PSC3_TX_ADDR
 #define CONSOLE_FIFO_RX_SIZE	FIFOC_PSC3_RX_SIZE
 #define CONSOLE_FIFO_RX_ADDR	FIFOC_PSC3_RX_ADDR

 #define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/

 /*
  * Clocks in use
  */
 #define SCCR1_CLOCKS_EN	(CLOCK_SCCR1_CFG_EN |				\
 			 CLOCK_SCCR1_DDR_EN |				\
 			 CLOCK_SCCR1_FEC_EN |				\
 			 CLOCK_SCCR1_LPC_EN |				\
 			 CLOCK_SCCR1_NFC_EN |				\
 			 CLOCK_SCCR1_PATA_EN |				\
 			 CLOCK_SCCR1_PCI_EN |				\
 			 CLOCK_SCCR1_PSC_EN(CONFIG_PSC_CONSOLE) |	\
 			 CLOCK_SCCR1_PSCFIFO_EN |			\
 			 CLOCK_SCCR1_TPR_EN)

 #define SCCR2_CLOCKS_EN	(CLOCK_SCCR2_DIU_EN |		\
 			 CLOCK_SCCR2_I2C_EN |		\
 			 CLOCK_SCCR2_MEM_EN |		\
 			 CLOCK_SCCR2_SPDIF_EN |		\
 			 CLOCK_SCCR2_USB1_EN |		\
 			 CLOCK_SCCR2_USB2_EN)

 /*
  * PCI
  */
 #ifdef CONFIG_PCI
 #define CONFIG_PCI_INDIRECT_BRIDGE

 /*
  * General PCI
  */
 #define CONFIG_SYS_PCI_MEM_BASE	0xA0000000
 #define CONFIG_SYS_PCI_MEM_PHYS	CONFIG_SYS_PCI_MEM_BASE
 #define CONFIG_SYS_PCI_MEM_SIZE	0x10000000	/* 256M */
 #define CONFIG_SYS_PCI_MMIO_BASE	(CONFIG_SYS_PCI_MEM_BASE + CONFIG_SYS_PCI_MEM_SIZE)
 #define CONFIG_SYS_PCI_MMIO_PHYS	CONFIG_SYS_PCI_MMIO_BASE
 #define CONFIG_SYS_PCI_MMIO_SIZE	0x10000000	/* 256M */
 #define CONFIG_SYS_PCI_IO_BASE		0x00000000
 #define CONFIG_SYS_PCI_IO_PHYS		0x84000000
 #define CONFIG_SYS_PCI_IO_SIZE		0x01000000	/* 16M */

 #define CONFIG_PCI_PNP			/* do pci plug-and-play */

 #define CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */

 #endif

 /* I2C */
 #define CONFIG_HARD_I2C			/* I2C with hardware support */
 #define CONFIG_I2C_MULTI_BUS
 #define CONFIG_SYS_I2C_SPEED		100000	/* I2C speed and slave address */
 #define CONFIG_SYS_I2C_SLAVE		0x7F
 #if 0
 #define CONFIG_SYS_I2C_NOPROBES	{{0,0x69}}	/* Don't probe these addrs */
 #endif

 /*
  * IIM - IC Identification Module
  */
 #undef CONFIG_FSL_IIM

 /*
  * EEPROM configuration
  */
 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN		2	/* 16-bit EEPROM address */
 #define CONFIG_SYS_I2C_EEPROM_ADDR		0x50	/* Atmel: AT24C32A-10TQ-2.7 */
 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	10	/* 10ms of delay */
 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	5	/* 32-Byte Page Write Mode */

 /*
  * Ethernet configuration
  */
 #define CONFIG_MPC512x_FEC	1
 #define CONFIG_PHY_ADDR		0x1
 #define CONFIG_MII		1	/* MII PHY management		*/
 #define CONFIG_FEC_AN_TIMEOUT	1
 #define CONFIG_HAS_ETH0

 /*
  * Configure on-board RTC
  */
 #define CONFIG_RTC_M41T62			/* use M41T62 rtc via i2 */
 #define CONFIG_SYS_I2C_RTC_ADDR		0x68	/* at address 0x68		*/

 /*
  * USB  Support
  */

 #if defined(CONFIG_CMD_USB)
 #define CONFIG_USB_EHCI				/* Enable EHCI Support	*/
 #define CONFIG_USB_EHCI_FSL			/* On a FSL platform	*/
 #define CONFIG_EHCI_MMIO_BIG_ENDIAN		/* With big-endian regs	*/
 #define CONFIG_EHCI_DESC_BIG_ENDIAN
 #define CONFIG_EHCI_IS_TDI
 #endif

 /*
  * Environment
  */
 #define CONFIG_ENV_IS_IN_FLASH	1
 /* This has to be a multiple of the Flash sector size */
 #define CONFIG_ENV_ADDR		(CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
 #define CONFIG_ENV_SIZE		0x2000
 #ifdef CONFIG_BKUP_FLASH
 #define CONFIG_ENV_SECT_SIZE	0x20000	/* one sector (256K) for env */
 #else
 #define CONFIG_ENV_SECT_SIZE	0x40000	/* one sector (256K) for env */
 #endif

 /* Address and size of Redundant Environment Sector	*/
 #define CONFIG_ENV_ADDR_REDUND	(CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE)
 #define CONFIG_ENV_SIZE_REDUND	(CONFIG_ENV_SIZE)

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

 #define CONFIG_CMD_DATE
 #define CONFIG_CMD_EEPROM
 #define CONFIG_CMD_IDE
 #define CONFIG_CMD_JFFS2
 #define CONFIG_CMD_REGINFO

 #undef CONFIG_CMD_FUSE

 #if defined(CONFIG_PCI)
 #define CONFIG_CMD_PCI
 #endif

 /*
  * Dynamic MTD partition support
  */
 #define CONFIG_CMD_MTDPARTS
 #define CONFIG_MTD_DEVICE		/* needed for mtdparts commands */
 #define CONFIG_FLASH_CFI_MTD
 #define MTDIDS_DEFAULT		"nor0=fc000000.flash,nand0=mpc5121.nand"

 /*
  * NOR flash layout:
  *
  * FC000000 - FEABFFFF 42.75 MiB	User Data
  * FEAC0000 - FFABFFFF  16 MiB		Root File System
  * FFAC0000 - FFEBFFFF   4 MiB		Linux Kernel
  * FFEC0000 - FFEFFFFF 256 KiB		Device Tree
  * FFF00000 - FFFFFFFF   1 MiB		U-Boot (up to 512 KiB) and 2 x * env
  *
  * NAND flash layout: one big partition
  */
 #define MTDPARTS_DEFAULT	"mtdparts=fc000000.flash:43776k(user),"	\
 						"16m(rootfs),"		\
 						"4m(kernel),"		\
 						"256k(dtb),"		\
 						"1m(u-boot);"		\
 					"mpc5121.nand:-(data)"

 #if defined(CONFIG_CMD_IDE) || defined(CONFIG_CMD_EXT2) || defined(CONFIG_CMD_USB)

 #define CONFIG_DOS_PARTITION
 #define CONFIG_MAC_PARTITION
 #define CONFIG_ISO_PARTITION

 #define CONFIG_SUPPORT_VFAT

 #endif /* defined(CONFIG_CMD_IDE) */

 /*
  * Watchdog timeout = CONFIG_SYS_WATCHDOG_VALUE * 65536 / IPS clock.
  * For example, when IPS is set to 66MHz and CONFIG_SYS_WATCHDOG_VALUE is set
  * to 0xFFFF, watchdog timeouts after about 64s. For details refer
  * to chapter 36 of the MPC5121e Reference Manual.
  */
 /* #define CONFIG_WATCHDOG */		/* enable watchdog */
 #define CONFIG_SYS_WATCHDOG_VALUE 0xFFFF

  /*
  * Miscellaneous configurable options
  */
 #define CONFIG_SYS_LONGHELP			/* undef to save memory */
 #define CONFIG_SYS_LOAD_ADDR	0x2000000	/* default load address */

 #ifdef CONFIG_CMD_KGDB
 	#define CONFIG_SYS_CBSIZE	1024	/* Console I/O Buffer Size */
 #else
 	#define CONFIG_SYS_CBSIZE	256	/* Console I/O Buffer Size */
 #endif

 #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 */

 /*
  * 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.
  */
 #define CONFIG_SYS_BOOTMAPSZ	(256 << 20)	/* Initial Memory map for Linux*/

 /* Cache Configuration */
 #define CONFIG_SYS_DCACHE_SIZE		32768
 #define CONFIG_SYS_CACHELINE_SIZE	32
 #ifdef CONFIG_CMD_KGDB
 #define CONFIG_SYS_CACHELINE_SHIFT	5	/*log base 2 of the above value*/
 #endif

 #define CONFIG_SYS_HID0_INIT	0x000000000
 #define CONFIG_SYS_HID0_FINAL	(HID0_ENABLE_MACHINE_CHECK | HID0_ICE)
 #define CONFIG_SYS_HID2	HID2_HBE

 #define CONFIG_HIGH_BATS	1	/* High BATs supported */

 #ifdef CONFIG_CMD_KGDB
 #define CONFIG_KGDB_BAUDRATE	230400	/* speed of kgdb serial port */
 #endif

 /*
  * Environment Configuration
  */
 #define CONFIG_TIMESTAMP

 #define CONFIG_HOSTNAME		mpc5121ads
 #define CONFIG_BOOTFILE		"mpc5121ads/uImage"
 #define CONFIG_ROOTPATH		"/opt/eldk/ppc_6xx"

 #define CONFIG_LOADADDR		400000	/* default location for tftp and bootm */

 #undef  CONFIG_BOOTARGS			/* the boot command will set bootargs */

 #define CONFIG_BAUDRATE		115200

 #define CONFIG_PREBOOT	"echo;"	\
 	"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
 	"echo"

 #define	CONFIG_EXTRA_ENV_SETTINGS					\
 	"u-boot_addr_r=200000\0"					\
 	"kernel_addr_r=600000\0"					\
 	"fdt_addr_r=880000\0"						\
 	"ramdisk_addr_r=900000\0"					\
 	"u-boot_addr=FFF00000\0"					\
 	"kernel_addr=FFAC0000\0"					\
 	"fdt_addr=FFEC0000\0"						\
 	"ramdisk_addr=FEAC0000\0"					\
 	"ramdiskfile=mpc5121ads/uRamdisk\0"				\
 	"u-boot=mpc5121ads/u-boot.bin\0"				\
 	"bootfile=mpc5121ads/uImage\0"					\
 	"fdtfile=mpc5121ads/mpc5121ads.dtb\0"				\
 	"rootpath=/opt/eldk/ppc_6xx\n"					\
 	"netdev=eth0\0"							\
 	"consdev=ttyPSC0\0"						\
 	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
 		"nfsroot=${serverip}:${rootpath}\0"			\
 	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
 	"addip=setenv bootargs ${bootargs} "				\
 		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
 		":${hostname}:${netdev}:off panic=1\0"			\
 	"addtty=setenv bootargs ${bootargs} "				\
 		"console=${consdev},${baudrate}\0"			\
 	"flash_nfs=run nfsargs addip addtty;"				\
 		"bootm ${kernel_addr} - ${fdt_addr}\0"			\
 	"flash_self=run ramargs addip addtty;"				\
 		"bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0"	\
 	"net_nfs=tftp ${kernel_addr_r} ${bootfile};"			\
 		"tftp ${fdt_addr_r} ${fdtfile};"			\
 		"run nfsargs addip addtty;"				\
 		"bootm ${kernel_addr_r} - ${fdt_addr_r}\0"		\
 	"net_self=tftp ${kernel_addr_r} ${bootfile};"			\
 		"tftp ${ramdisk_addr_r} ${ramdiskfile};"		\
 		"tftp ${fdt_addr_r} ${fdtfile};"			\
 		"run ramargs addip addtty;"				\
 		"bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0"\
 	"load=tftp ${u-boot_addr_r} ${u-boot}\0"			\
 	"update=protect off ${u-boot_addr} +${filesize};"		\
 		"era ${u-boot_addr} +${filesize};"			\
 		"cp.b ${u-boot_addr_r} ${u-boot_addr} ${filesize}\0"	\
 	"upd=run load update\0"						\
 	""

 #define CONFIG_BOOTCOMMAND	"run flash_self"

 #define CONFIG_OF_SUPPORT_OLD_DEVICE_TREES	1

 #define OF_CPU			"PowerPC,5121@0"
 #define OF_SOC_COMPAT		"fsl,mpc5121-immr"
 #define OF_TBCLK		(bd->bi_busfreq / 4)
 #define OF_STDOUT_PATH		"/soc@80000000/serial@11300"

 /*-----------------------------------------------------------------------
  * IDE/ATA stuff
  *-----------------------------------------------------------------------
  */

 #undef  CONFIG_IDE_8xx_PCCARD		/* Use IDE with PC Card	Adapter	*/
 #undef	CONFIG_IDE_8xx_DIRECT		/* Direct IDE    not supported	*/
 #undef	CONFIG_IDE_LED			/* LED   for IDE not supported	*/

 #define CONFIG_IDE_RESET		/* reset for IDE supported	*/
 #define CONFIG_IDE_PREINIT

 #define CONFIG_SYS_IDE_MAXBUS		1	/* max. 1 IDE bus		*/
 #define CONFIG_SYS_IDE_MAXDEVICE	2	/* max. 1 drive per IDE bus	*/

 #define CONFIG_SYS_ATA_IDE0_OFFSET	0x0000
 #define CONFIG_SYS_ATA_BASE_ADDR	get_pata_base()

 /* Offset for data I/O			RefMan MPC5121EE Table 28-10	*/
 #define CONFIG_SYS_ATA_DATA_OFFSET	(0x00A0)

 /* Offset for normal register accesses	*/
 #define CONFIG_SYS_ATA_REG_OFFSET	(CONFIG_SYS_ATA_DATA_OFFSET)

 /* Offset for alternate registers	RefMan MPC5121EE Table 28-23	*/
 #define CONFIG_SYS_ATA_ALT_OFFSET	(0x00D8)

 /* Interval between registers	*/
 #define CONFIG_SYS_ATA_STRIDE		4

 #define ATA_BASE_ADDR			get_pata_base()

 /*
  * Control register bit definitions
  */
 #define FSL_ATA_CTRL_FIFO_RST_B		0x80000000
 #define FSL_ATA_CTRL_ATA_RST_B		0x40000000
 #define FSL_ATA_CTRL_FIFO_TX_EN		0x20000000
 #define FSL_ATA_CTRL_FIFO_RCV_EN	0x10000000
 #define FSL_ATA_CTRL_DMA_PENDING	0x08000000
 #define FSL_ATA_CTRL_DMA_ULTRA		0x04000000
 #define FSL_ATA_CTRL_DMA_WRITE		0x02000000
 #define FSL_ATA_CTRL_IORDY_EN		0x01000000

 #endif	/* __CONFIG_H */
	/*
	* (C) Copyright 2007-2009 DENX Software Engineering
	*
	* SPDX-License-Identifier: GPL-2.0+
	*/

	/*
	* MPC5121ADS board configuration file
	*/

	#ifndef __CONFIG_H
	#define __CONFIG_H

	#define CONFIG_MPC5121ADS 1

	/*
	* Memory map for the MPC5121ADS board:
	*
	* 0x0000_0000 - 0x0FFF_FFFF DDR RAM (256 MB)
	* 0x3000_0000 - 0x3001_FFFF SRAM (128 KB)
	* 0x8000_0000 - 0x803F_FFFF IMMR (4 MB)
	* 0x8200_0000 - 0x8200_001F CPLD (32 B)
	* 0x8400_0000 - 0x82FF_FFFF PCI I/O space (16 MB)
	* 0xA000_0000 - 0xAFFF_FFFF PCI memory space (256 MB)
	* 0xB000_0000 - 0xBFFF_FFFF PCI memory mapped I/O space (256 MB)
	* 0xFC00_0000 - 0xFFFF_FFFF NOR Boot FLASH (64 MB)
	*/

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

	#define CONFIG_SYS_TEXT_BASE 0xFFF00000

	/* video */
	#ifdef CONFIG_FSL_DIU_FB
	#define CONFIG_SYS_DIU_ADDR (CONFIG_SYS_IMMR + 0x2100)
	#define CONFIG_CMD_BMP
	#define CONFIG_CFB_CONSOLE
	#define CONFIG_VIDEO_SW_CURSOR
	#define CONFIG_VGA_AS_SINGLE_DEVICE
	#define CONFIG_VIDEO_LOGO
	#define CONFIG_VIDEO_BMP_LOGO
	#endif

	/* CONFIG_PCI is defined at config time */

	#ifdef CONFIG_MPC5121ADS_REV2
	#define CONFIG_SYS_MPC512X_CLKIN 66000000 /* in Hz */
	#else
	#define CONFIG_SYS_MPC512X_CLKIN 33333333 /* in Hz */
	#define CONFIG_PCI
	#endif

	#define CONFIG_BOARD_EARLY_INIT_F /* call board_early_init_f() */
	#define CONFIG_MISC_INIT_R

	#define CONFIG_SYS_IMMR 0x80000000

	#define CONFIG_SYS_MEMTEST_START 0x00200000 /* memtest region */
	#define CONFIG_SYS_MEMTEST_END 0x00400000

	/*
	* DDR Setup - manually set all parameters as there's no SPD etc.
	*/
	#ifdef CONFIG_MPC5121ADS_REV2
	#define CONFIG_SYS_DDR_SIZE 256 /* MB */
	#else
	#define CONFIG_SYS_DDR_SIZE 512 /* MB */
	#endif
	#define CONFIG_SYS_DDR_BASE 0x00000000 /* DDR is system memory*/
	#define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_DDR_BASE
	#define CONFIG_SYS_MAX_RAM_SIZE 0x20000000

	#define CONFIG_SYS_IOCTRL_MUX_DDR 0x00000036

	/* DDR Controller Configuration
	*
	* SYS_CFG:
	* [31:31] MDDRC Soft Reset: Diabled
	* [30:30] DRAM CKE pin: Enabled
	* [29:29] DRAM CLK: Enabled
	* [28:28] Command Mode: Enabled (For initialization only)
	* [27:25] DRAM Row Select: dram_row[15:0] = magenta_address[25:10]
	* [24:21] DRAM Bank Select: dram_bank[1:0] = magenta_address[11:10]
	* [20:19] Read Test: DON'T USE
	* [18:18] Self Refresh: Enabled
	* [17:17] 16bit Mode: Disabled
	* [16:13] Ready Delay: 2
	* [12:12] Half DQS Delay: Disabled
	* [11:11] Quarter DQS Delay: Disabled
	* [10:08] Write Delay: 2
	* [07:07] Early ODT: Disabled
	* [06:06] On DIE Termination: Disabled
	* [05:05] FIFO Overflow Clear: DON'T USE here
	* [04:04] FIFO Underflow Clear: DON'T USE here
	* [03:03] FIFO Overflow Pending: DON'T USE here
	* [02:02] FIFO Underlfow Pending: DON'T USE here
	* [01:01] FIFO Overlfow Enabled: Enabled
	* [00:00] FIFO Underflow Enabled: Enabled
	* TIME_CFG0
	* [31:16] DRAM Refresh Time: 0 CSB clocks
	* [15:8] DRAM Command Time: 0 CSB clocks
	* [07:00] DRAM Precharge Time: 0 CSB clocks
	* TIME_CFG1
	* [31:26] DRAM tRFC:
	* [25:21] DRAM tWR1:
	* [20:17] DRAM tWRT1:
	* [16:11] DRAM tDRR:
	* [10:05] DRAM tRC:
	* [04:00] DRAM tRAS:
	* TIME_CFG2
	* [31:28] DRAM tRCD:
	* [27:23] DRAM tFAW:
	* [22:19] DRAM tRTW1:
	* [18:15] DRAM tCCD:
	* [14:10] DRAM tRTP:
	* [09:05] DRAM tRP:
	* [04:00] DRAM tRPA
	*/
	#ifdef CONFIG_MPC5121ADS_REV2
	#define CONFIG_SYS_MDDRC_SYS_CFG 0xE8604A00
	#define CONFIG_SYS_MDDRC_TIME_CFG1 0x54EC1168
	#define CONFIG_SYS_MDDRC_TIME_CFG2 0x35210864
	#else
	#define CONFIG_SYS_MDDRC_SYS_CFG 0xEA804A00
	#define CONFIG_SYS_MDDRC_TIME_CFG1 0x68EC1168
	#define CONFIG_SYS_MDDRC_TIME_CFG2 0x34310864
	#endif
	#define CONFIG_SYS_MDDRC_TIME_CFG0 0x06183D2E

	#define CONFIG_SYS_MDDRC_SYS_CFG_ELPIDA 0xEA802B00
	#define CONFIG_SYS_MDDRC_TIME_CFG1_ELPIDA 0x690e1189
	#define CONFIG_SYS_MDDRC_TIME_CFG2_ELPIDA 0x35310864

	#define CONFIG_SYS_DDRCMD_NOP 0x01380000
	#define CONFIG_SYS_DDRCMD_PCHG_ALL 0x01100400
	#define CONFIG_SYS_DDRCMD_EM2 0x01020000
	#define CONFIG_SYS_DDRCMD_EM3 0x01030000
	#define CONFIG_SYS_DDRCMD_EN_DLL 0x01010000
	#define CONFIG_SYS_DDRCMD_RFSH 0x01080000

	#define DDRCMD_EMR_OCD(pr, ohm) ( \
	(1 << 24) \| /* MDDRC Command Request */ \
	(1 << 16) \| /* MODE Reg BA[2:0] */ \
	(0 << 12) \| /* Outputs 0=Enabled */ \
	(0 << 11) \| /* RDQS */ \
	(1 << 10) \| /* DQS# */ \
	(pr << 7) \| /* OCD prog 7=deflt,0=exit */ \
	/* ODT Rtt[1:0] 0=0,1=75,2=150,3=50 */ \
	((ohm & 0x2) << 5)\| /* Rtt1 */ \
	(0 << 3) \| /* additive posted CAS# */ \
	((ohm & 0x1) << 2)\| /* Rtt0 */ \
	(0 << 0) \| /* Output Drive Strength */ \
	(0 << 0)) /* DLL Enable 0=Normal */

	#define CONFIG_SYS_DDRCMD_OCD_DEFAULT DDRCMD_EMR_OCD(7, 0)
	#define CONFIG_SYS_ELPIDA_OCD_EXIT DDRCMD_EMR_OCD(0, 0)

	#define DDRCMD_MODE_REG(cas, wr) ( \
	(1 << 24) \| /* MDDRC Command Request */ \
	(0 << 16) \| /* MODE Reg BA[2:0] */ \
	((wr-1) << 9)\| /* Write Recovery */ \
	(cas << 4) \| /* CAS */ \
	(0 << 3) \| /* Burst Type:0=Sequential,1=Interleaved */ \
	(2 << 0)) /* 4 or 8 Burst Length:0x2=4 0x3=8 */

	#define CONFIG_SYS_MICRON_INIT_DEV_OP DDRCMD_MODE_REG(3, 3)
	#define CONFIG_SYS_ELPIDA_INIT_DEV_OP DDRCMD_MODE_REG(4, 4)
	#define CONFIG_SYS_ELPIDA_RES_DLL (DDRCMD_MODE_REG(4, 4) \| (1 << 8))

	/* DDR Priority Manager Configuration */
	#define CONFIG_SYS_MDDRCGRP_PM_CFG1 0x00077777
	#define CONFIG_SYS_MDDRCGRP_PM_CFG2 0x00000000
	#define CONFIG_SYS_MDDRCGRP_HIPRIO_CFG 0x00000001
	#define CONFIG_SYS_MDDRCGRP_LUT0_MU 0xFFEEDDCC
	#define CONFIG_SYS_MDDRCGRP_LUT0_ML 0xBBAAAAAA
	#define CONFIG_SYS_MDDRCGRP_LUT1_MU 0x66666666
	#define CONFIG_SYS_MDDRCGRP_LUT1_ML 0x55555555
	#define CONFIG_SYS_MDDRCGRP_LUT2_MU 0x44444444
	#define CONFIG_SYS_MDDRCGRP_LUT2_ML 0x44444444
	#define CONFIG_SYS_MDDRCGRP_LUT3_MU 0x55555555
	#define CONFIG_SYS_MDDRCGRP_LUT3_ML 0x55555558
	#define CONFIG_SYS_MDDRCGRP_LUT4_MU 0x11111111
	#define CONFIG_SYS_MDDRCGRP_LUT4_ML 0x11111122
	#define CONFIG_SYS_MDDRCGRP_LUT0_AU 0xaaaaaaaa
	#define CONFIG_SYS_MDDRCGRP_LUT0_AL 0xaaaaaaaa
	#define CONFIG_SYS_MDDRCGRP_LUT1_AU 0x66666666
	#define CONFIG_SYS_MDDRCGRP_LUT1_AL 0x66666666
	#define CONFIG_SYS_MDDRCGRP_LUT2_AU 0x11111111
	#define CONFIG_SYS_MDDRCGRP_LUT2_AL 0x11111111
	#define CONFIG_SYS_MDDRCGRP_LUT3_AU 0x11111111
	#define CONFIG_SYS_MDDRCGRP_LUT3_AL 0x11111111
	#define CONFIG_SYS_MDDRCGRP_LUT4_AU 0x11111111
	#define CONFIG_SYS_MDDRCGRP_LUT4_AL 0x11111111

	/*
	* NOR FLASH on the Local Bus
	*/
	#undef CONFIG_BKUP_FLASH
	#define CONFIG_SYS_FLASH_CFI /* use the Common Flash Interface */
	#define CONFIG_FLASH_CFI_DRIVER /* use the CFI driver */
	#ifdef CONFIG_BKUP_FLASH
	#define CONFIG_SYS_FLASH_BASE 0xFF800000 /* start of FLASH */
	#define CONFIG_SYS_FLASH_SIZE 0x00800000 /* max flash size in bytes */
	#else
	#define CONFIG_SYS_FLASH_BASE 0xFC000000 /* start of FLASH */
	#define CONFIG_SYS_FLASH_SIZE 0x04000000 /* max flash size in bytes */
	#endif
	#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
	#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* number of banks */
	#define CONFIG_SYS_FLASH_BANKS_LIST {CONFIG_SYS_FLASH_BASE}
	#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max sectors per device */

	#undef CONFIG_SYS_FLASH_CHECKSUM

	/*
	* NAND FLASH
	* drivers/mtd/nand/mpc5121_nfc.c (rev 2 silicon only)
	*/
	#define CONFIG_CMD_NAND /* enable NAND support */
	#define CONFIG_JFFS2_NAND /* with JFFS2 on it */
	#define CONFIG_NAND_MPC5121_NFC
	#define CONFIG_SYS_NAND_BASE 0x40000000

	#define CONFIG_SYS_MAX_NAND_DEVICE 2
	#define CONFIG_SYS_NAND_SELECT_DEVICE /* driver supports mutipl. chips */

	/*
	* Configuration parameters for MPC5121 NAND driver
	*/
	#define CONFIG_FSL_NFC_WIDTH 1
	#define CONFIG_FSL_NFC_WRITE_SIZE 2048
	#define CONFIG_FSL_NFC_SPARE_SIZE 64
	#define CONFIG_FSL_NFC_CHIPS CONFIG_SYS_MAX_NAND_DEVICE

	/*
	* CPLD registers area is really only 32 bytes in size, but the smallest possible LP
	* window is 64KB
	*/
	#define CONFIG_SYS_CPLD_BASE 0x82000000
	#define CONFIG_SYS_CPLD_SIZE 0x00010000 /* 64 KB */
	#define CONFIG_SYS_CS2_START CONFIG_SYS_CPLD_BASE
	#define CONFIG_SYS_CS2_SIZE CONFIG_SYS_CPLD_SIZE

	#define CONFIG_SYS_SRAM_BASE 0x30000000
	#define CONFIG_SYS_SRAM_SIZE 0x00020000 /* 128 KB */

	#define CONFIG_SYS_CS0_CFG 0x05059310 /* ALE active low, data size 4bytes */
	#define CONFIG_SYS_CS2_CFG 0x05059010 /* ALE active low, data size 1byte */
	#define CONFIG_SYS_CS_ALETIMING 0x00000005 /* Use alternative CS timing for CS0 and CS2 */

	/* Use SRAM for initial stack */
	#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_SRAM_BASE /* Initial RAM address */
	#define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_SRAM_SIZE /* Size of used area in RAM */

	#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
	#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET

	#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE /* Start of monitor */
	#define CONFIG_SYS_MONITOR_LEN (512 * 1024) /* Reserve 512 kB for Mon */
	#ifdef CONFIG_FSL_DIU_FB
	#define CONFIG_SYS_MALLOC_LEN (6 * 1024 * 1024) /* Reserved for malloc */
	#else
	#define CONFIG_SYS_MALLOC_LEN (512 * 1024)
	#endif

	/*
	* Serial Port
	*/
	#define CONFIG_CONS_INDEX 1

	/*
	* Serial console configuration
	*/
	#define CONFIG_PSC_CONSOLE 3 /* console is on PSC3 */
	#define CONFIG_SYS_PSC3
	#if CONFIG_PSC_CONSOLE != 3
	#error CONFIG_PSC_CONSOLE must be 3
	#endif
	#define CONFIG_BAUDRATE 115200 /* ... at 115200 bps */
	#define CONFIG_SYS_BAUDRATE_TABLE \
	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}

	#define CONSOLE_FIFO_TX_SIZE FIFOC_PSC3_TX_SIZE
	#define CONSOLE_FIFO_TX_ADDR FIFOC_PSC3_TX_ADDR
	#define CONSOLE_FIFO_RX_SIZE FIFOC_PSC3_RX_SIZE
	#define CONSOLE_FIFO_RX_ADDR FIFOC_PSC3_RX_ADDR

	#define CONFIG_CMDLINE_EDITING 1 /* add command line history */

	/*
	* Clocks in use
	*/
	#define SCCR1_CLOCKS_EN (CLOCK_SCCR1_CFG_EN \| \
	CLOCK_SCCR1_DDR_EN \| \
	CLOCK_SCCR1_FEC_EN \| \
	CLOCK_SCCR1_LPC_EN \| \
	CLOCK_SCCR1_NFC_EN \| \
	CLOCK_SCCR1_PATA_EN \| \
	CLOCK_SCCR1_PCI_EN \| \
	CLOCK_SCCR1_PSC_EN(CONFIG_PSC_CONSOLE) \| \
	CLOCK_SCCR1_PSCFIFO_EN \| \
	CLOCK_SCCR1_TPR_EN)

	#define SCCR2_CLOCKS_EN (CLOCK_SCCR2_DIU_EN \| \
	CLOCK_SCCR2_I2C_EN \| \
	CLOCK_SCCR2_MEM_EN \| \
	CLOCK_SCCR2_SPDIF_EN \| \
	CLOCK_SCCR2_USB1_EN \| \
	CLOCK_SCCR2_USB2_EN)

	/*
	* PCI
	*/
	#ifdef CONFIG_PCI
	#define CONFIG_PCI_INDIRECT_BRIDGE

	/*
	* General PCI
	*/
	#define CONFIG_SYS_PCI_MEM_BASE 0xA0000000
	#define CONFIG_SYS_PCI_MEM_PHYS CONFIG_SYS_PCI_MEM_BASE
	#define CONFIG_SYS_PCI_MEM_SIZE 0x10000000 /* 256M */
	#define CONFIG_SYS_PCI_MMIO_BASE (CONFIG_SYS_PCI_MEM_BASE + CONFIG_SYS_PCI_MEM_SIZE)
	#define CONFIG_SYS_PCI_MMIO_PHYS CONFIG_SYS_PCI_MMIO_BASE
	#define CONFIG_SYS_PCI_MMIO_SIZE 0x10000000 /* 256M */
	#define CONFIG_SYS_PCI_IO_BASE 0x00000000
	#define CONFIG_SYS_PCI_IO_PHYS 0x84000000
	#define CONFIG_SYS_PCI_IO_SIZE 0x01000000 /* 16M */

	#define CONFIG_PCI_PNP /* do pci plug-and-play */

	#define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */

	#endif

	/* I2C */
	#define CONFIG_HARD_I2C /* I2C with hardware support */
	#define CONFIG_I2C_MULTI_BUS
	#define CONFIG_SYS_I2C_SPEED 100000 /* I2C speed and slave address */
	#define CONFIG_SYS_I2C_SLAVE 0x7F
	#if 0
	#define CONFIG_SYS_I2C_NOPROBES {{0,0x69}} /* Don't probe these addrs */
	#endif

	/*
	* IIM - IC Identification Module
	*/
	#undef CONFIG_FSL_IIM

	/*
	* EEPROM configuration
	*/
	#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 /* 16-bit EEPROM address */
	#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Atmel: AT24C32A-10TQ-2.7 */
	#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* 10ms of delay */
	#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5 /* 32-Byte Page Write Mode */

	/*
	* Ethernet configuration
	*/
	#define CONFIG_MPC512x_FEC 1
	#define CONFIG_PHY_ADDR 0x1
	#define CONFIG_MII 1 /* MII PHY management */
	#define CONFIG_FEC_AN_TIMEOUT 1
	#define CONFIG_HAS_ETH0

	/*
	* Configure on-board RTC
	*/
	#define CONFIG_RTC_M41T62 /* use M41T62 rtc via i2 */
	#define CONFIG_SYS_I2C_RTC_ADDR 0x68 /* at address 0x68 */

	/*
	* USB Support
	*/

	#if defined(CONFIG_CMD_USB)
	#define CONFIG_USB_EHCI /* Enable EHCI Support */
	#define CONFIG_USB_EHCI_FSL /* On a FSL platform */
	#define CONFIG_EHCI_MMIO_BIG_ENDIAN /* With big-endian regs */
	#define CONFIG_EHCI_DESC_BIG_ENDIAN
	#define CONFIG_EHCI_IS_TDI
	#endif

	/*
	* Environment
	*/
	#define CONFIG_ENV_IS_IN_FLASH 1
	/* This has to be a multiple of the Flash sector size */
	#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
	#define CONFIG_ENV_SIZE 0x2000
	#ifdef CONFIG_BKUP_FLASH
	#define CONFIG_ENV_SECT_SIZE 0x20000 /* one sector (256K) for env */
	#else
	#define CONFIG_ENV_SECT_SIZE 0x40000 /* one sector (256K) for env */
	#endif

	/* Address and size of Redundant Environment Sector */
	#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE)
	#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)

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

	#define CONFIG_CMD_DATE
	#define CONFIG_CMD_EEPROM
	#define CONFIG_CMD_IDE
	#define CONFIG_CMD_JFFS2
	#define CONFIG_CMD_REGINFO

	#undef CONFIG_CMD_FUSE

	#if defined(CONFIG_PCI)
	#define CONFIG_CMD_PCI
	#endif

	/*
	* Dynamic MTD partition support
	*/
	#define CONFIG_CMD_MTDPARTS
	#define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
	#define CONFIG_FLASH_CFI_MTD
	#define MTDIDS_DEFAULT "nor0=fc000000.flash,nand0=mpc5121.nand"

	/*
	* NOR flash layout:
	*
	* FC000000 - FEABFFFF 42.75 MiB User Data
	* FEAC0000 - FFABFFFF 16 MiB Root File System
	* FFAC0000 - FFEBFFFF 4 MiB Linux Kernel
	* FFEC0000 - FFEFFFFF 256 KiB Device Tree
	* FFF00000 - FFFFFFFF 1 MiB U-Boot (up to 512 KiB) and 2 x * env
	*
	* NAND flash layout: one big partition
	*/
	#define MTDPARTS_DEFAULT "mtdparts=fc000000.flash:43776k(user)," \
	"16m(rootfs)," \
	"4m(kernel)," \
	"256k(dtb)," \
	"1m(u-boot);" \
	"mpc5121.nand:-(data)"

	#if defined(CONFIG_CMD_IDE) \|\| defined(CONFIG_CMD_EXT2) \|\| defined(CONFIG_CMD_USB)

	#define CONFIG_DOS_PARTITION
	#define CONFIG_MAC_PARTITION
	#define CONFIG_ISO_PARTITION

	#define CONFIG_SUPPORT_VFAT

	#endif /* defined(CONFIG_CMD_IDE) */

	/*
	* Watchdog timeout = CONFIG_SYS_WATCHDOG_VALUE * 65536 / IPS clock.
	* For example, when IPS is set to 66MHz and CONFIG_SYS_WATCHDOG_VALUE is set
	* to 0xFFFF, watchdog timeouts after about 64s. For details refer
	* to chapter 36 of the MPC5121e Reference Manual.
	*/
	/* #define CONFIG_WATCHDOG / / enable watchdog */
	#define CONFIG_SYS_WATCHDOG_VALUE 0xFFFF

	/*
	* Miscellaneous configurable options
	*/
	#define CONFIG_SYS_LONGHELP /* undef to save memory */
	#define CONFIG_SYS_LOAD_ADDR 0x2000000 /* default load address */

	#ifdef CONFIG_CMD_KGDB
	#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
	#else
	#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
	#endif

	#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 */

	/*
	* 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.
	*/
	#define CONFIG_SYS_BOOTMAPSZ (256 << 20) /* Initial Memory map for Linux*/

	/* Cache Configuration */
	#define CONFIG_SYS_DCACHE_SIZE 32768
	#define CONFIG_SYS_CACHELINE_SIZE 32
	#ifdef CONFIG_CMD_KGDB
	#define CONFIG_SYS_CACHELINE_SHIFT 5 /log base 2 of the above value/
	#endif

	#define CONFIG_SYS_HID0_INIT 0x000000000
	#define CONFIG_SYS_HID0_FINAL (HID0_ENABLE_MACHINE_CHECK \| HID0_ICE)
	#define CONFIG_SYS_HID2 HID2_HBE

	#define CONFIG_HIGH_BATS 1 /* High BATs supported */

	#ifdef CONFIG_CMD_KGDB
	#define CONFIG_KGDB_BAUDRATE 230400 /* speed of kgdb serial port */
	#endif

	/*
	* Environment Configuration
	*/
	#define CONFIG_TIMESTAMP

	#define CONFIG_HOSTNAME mpc5121ads
	#define CONFIG_BOOTFILE "mpc5121ads/uImage"
	#define CONFIG_ROOTPATH "/opt/eldk/ppc_6xx"

	#define CONFIG_LOADADDR 400000 /* default location for tftp and bootm */

	#undef CONFIG_BOOTARGS /* the boot command will set bootargs */

	#define CONFIG_BAUDRATE 115200

	#define CONFIG_PREBOOT "echo;" \
	"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
	"echo"

	#define CONFIG_EXTRA_ENV_SETTINGS \
	"u-boot_addr_r=200000\0" \
	"kernel_addr_r=600000\0" \
	"fdt_addr_r=880000\0" \
	"ramdisk_addr_r=900000\0" \
	"u-boot_addr=FFF00000\0" \
	"kernel_addr=FFAC0000\0" \
	"fdt_addr=FFEC0000\0" \
	"ramdisk_addr=FEAC0000\0" \
	"ramdiskfile=mpc5121ads/uRamdisk\0" \
	"u-boot=mpc5121ads/u-boot.bin\0" \
	"bootfile=mpc5121ads/uImage\0" \
	"fdtfile=mpc5121ads/mpc5121ads.dtb\0" \
	"rootpath=/opt/eldk/ppc_6xx\n" \
	"netdev=eth0\0" \
	"consdev=ttyPSC0\0" \
	"nfsargs=setenv bootargs root=/dev/nfs rw " \
	"nfsroot=${serverip}:${rootpath}\0" \
	"ramargs=setenv bootargs root=/dev/ram rw\0" \
	"addip=setenv bootargs ${bootargs} " \
	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
	":${hostname}:${netdev}:off panic=1\0" \
	"addtty=setenv bootargs ${bootargs} " \
	"console=${consdev},${baudrate}\0" \
	"flash_nfs=run nfsargs addip addtty;" \
	"bootm ${kernel_addr} - ${fdt_addr}\0" \
	"flash_self=run ramargs addip addtty;" \
	"bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \
	"net_nfs=tftp ${kernel_addr_r} ${bootfile};" \
	"tftp ${fdt_addr_r} ${fdtfile};" \
	"run nfsargs addip addtty;" \
	"bootm ${kernel_addr_r} - ${fdt_addr_r}\0" \
	"net_self=tftp ${kernel_addr_r} ${bootfile};" \
	"tftp ${ramdisk_addr_r} ${ramdiskfile};" \
	"tftp ${fdt_addr_r} ${fdtfile};" \
	"run ramargs addip addtty;" \
	"bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0"\
	"load=tftp ${u-boot_addr_r} ${u-boot}\0" \
	"update=protect off ${u-boot_addr} +${filesize};" \
	"era ${u-boot_addr} +${filesize};" \
	"cp.b ${u-boot_addr_r} ${u-boot_addr} ${filesize}\0" \
	"upd=run load update\0" \
	""

	#define CONFIG_BOOTCOMMAND "run flash_self"

	#define CONFIG_OF_SUPPORT_OLD_DEVICE_TREES 1

	#define OF_CPU "PowerPC,5121@0"
	#define OF_SOC_COMPAT "fsl,mpc5121-immr"
	#define OF_TBCLK (bd->bi_busfreq / 4)
	#define OF_STDOUT_PATH "/soc@80000000/serial@11300"

	/*-----------------------------------------------------------------------
	* IDE/ATA stuff
	*-----------------------------------------------------------------------
	*/

	#undef CONFIG_IDE_8xx_PCCARD /* Use IDE with PC Card Adapter */
	#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
	#undef CONFIG_IDE_LED /* LED for IDE not supported */

	#define CONFIG_IDE_RESET /* reset for IDE supported */
	#define CONFIG_IDE_PREINIT

	#define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
	#define CONFIG_SYS_IDE_MAXDEVICE 2 /* max. 1 drive per IDE bus */

	#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
	#define CONFIG_SYS_ATA_BASE_ADDR get_pata_base()

	/* Offset for data I/O RefMan MPC5121EE Table 28-10 */
	#define CONFIG_SYS_ATA_DATA_OFFSET (0x00A0)

	/* Offset for normal register accesses */
	#define CONFIG_SYS_ATA_REG_OFFSET (CONFIG_SYS_ATA_DATA_OFFSET)

	/* Offset for alternate registers RefMan MPC5121EE Table 28-23 */
	#define CONFIG_SYS_ATA_ALT_OFFSET (0x00D8)

	/* Interval between registers */
	#define CONFIG_SYS_ATA_STRIDE 4

	#define ATA_BASE_ADDR get_pata_base()

	/*
	* Control register bit definitions
	*/
	#define FSL_ATA_CTRL_FIFO_RST_B 0x80000000
	#define FSL_ATA_CTRL_ATA_RST_B 0x40000000
	#define FSL_ATA_CTRL_FIFO_TX_EN 0x20000000
	#define FSL_ATA_CTRL_FIFO_RCV_EN 0x10000000
	#define FSL_ATA_CTRL_DMA_PENDING 0x08000000
	#define FSL_ATA_CTRL_DMA_ULTRA 0x04000000
	#define FSL_ATA_CTRL_DMA_WRITE 0x02000000
	#define FSL_ATA_CTRL_IORDY_EN 0x01000000

	#endif /* __CONFIG_H */