include/configs/IDS8247.h - platform/external/u-boot - Gitiles

 /*
  * (C) Copyright 2005
  * Heiko Schocher, DENX Software Engineering, <hs@denx.de>
  *
  * 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
  */

 /*
  * board/config.h - configuration options, board specific
  */

 #ifndef __CONFIG_H
 #define __CONFIG_H

 /*
  * High Level Configuration Options
  * (easy to change)
  */

 #define CONFIG_MPC8260		1	/* This is a MPC8260 CPU		*/
 #define CONFIG_MPC8272_FAMILY	1
 #define CONFIG_IDS8247		1
 #define CPU_ID_STR		"MPC8247"
 #define CONFIG_CPM2		1	/* Has a CPM2 */

 #define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/

 #define	CONFIG_BOOTCOUNT_LIMIT

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

 #undef	CONFIG_BOOTARGS

 #define	CONFIG_EXTRA_ENV_SETTINGS					\
 	"netdev=eth0\0"							\
 	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
 		"nfsroot=${serverip}:${rootpath}\0"			\
 	"ramargs=setenv bootargs root=/dev/ram rw "			\
 	"console=ttyS0,115200\0"					\
 	"addip=setenv bootargs ${bootargs} "				\
 		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
 		":${hostname}:${netdev}:off panic=1\0"			\
 	"flash_nfs=run nfsargs addip;"					\
 		"bootm ${kernel_addr}\0"				\
 	"flash_self=run ramargs addip;"					\
 		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
 	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0"	\
 	"rootpath=/opt/eldk/ppc_82xx\0"					\
 	"bootfile=/tftpboot/IDS8247/uImage\0"				\
 	"kernel_addr=ff800000\0"					\
 	"ramdisk_addr=ffa00000\0"					\
 	""
 #define CONFIG_BOOTCOMMAND	"run flash_self"

 #define CONFIG_MISC_INIT_R	1

 /* enable I2C and select the hardware/software driver */
 #undef  CONFIG_HARD_I2C			/* I2C with hardware support	*/
 #define CONFIG_SOFT_I2C		1	/* I2C bit-banged		*/
 #define CFG_I2C_SPEED		400000	/* I2C speed and slave address	*/
 #define CFG_I2C_SLAVE		0x7F

 /*
  * Software (bit-bang) I2C driver configuration
  */

 #define I2C_PORT	0		/* Port A=0, B=1, C=2, D=3 */
 #define I2C_ACTIVE	(iop->pdir |=  0x00000080)
 #define I2C_TRISTATE	(iop->pdir &= ~0x00000080)
 #define I2C_READ	((iop->pdat & 0x00000080) != 0)
 #define I2C_SDA(bit)	if(bit) iop->pdat |=  0x00000080; \
 			else    iop->pdat &= ~0x00000080
 #define I2C_SCL(bit)	if(bit) iop->pdat |=  0x00000100; \
 			else    iop->pdat &= ~0x00000100
 #define I2C_DELAY	udelay(5)	/* 1/4 I2C clock duration */

 #if 0
 #define CFG_I2C_EEPROM_ADDR	0x50
 #define CFG_I2C_EEPROM_ADDR_LEN 2
 #define CFG_EEPROM_PAGE_WRITE_BITS	4
 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS	10	/* and takes up to 10 msec */

 #define CONFIG_I2C_X
 #endif

 /*
  * select serial console configuration
  * use the extern UART for the console
  */
 #define	CONFIG_CONS_INDEX	1
 #define CONFIG_BAUDRATE		115200
 /*
  * NS16550 Configuration
  */
 #define CFG_NS16550
 #define CFG_NS16550_SERIAL

 #define CFG_NS16550_REG_SIZE    1

 #define CFG_NS16550_CLK         14745600

 #define	CFG_UART_BASE	0xE0000000
 #define CFG_UART_SIZE	0x10000

 #define CFG_NS16550_COM1        (CFG_UART_BASE + 0x8000)

 /*
  * select ethernet configuration
  *
  * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
  * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
  * for FCC)
  *
  * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
  * defined elsewhere (as for the console), or CFG_CMD_NET must be removed
  * from CONFIG_COMMANDS to remove support for networking.
  *
  */
 #undef	CONFIG_ETHER_ON_SCC		/* define if ether on SCC       */
 #define	CONFIG_ETHER_ON_FCC		/* define if ether on FCC       */
 #undef	CONFIG_ETHER_NONE		/* define if ether on something else */
 #define	CONFIG_ETHER_INDEX    2		/* which SCC/FCC channel for ethernet */

 /*
  * - Rx-CLK is CLK13
  * - Tx-CLK is CLK14
  * - RAM for BD/Buffers is on the 60x Bus (see 28-13)
  * - Enable Full Duplex in FSMR
  */
 # define CFG_CMXFCR_MASK	(CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
 # define CFG_CMXFCR_VALUE	(CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
 # define CFG_CPMFCR_RAMTYPE	0
 # define CFG_FCC_PSMR		(FCC_PSMR_FDE|FCC_PSMR_LPB)


 /* system clock rate (CLKIN) - equal to the 60x and local bus speed */
 #define CONFIG_8260_CLKIN	66666666	/* in Hz */

 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
 #undef	CFG_LOADS_BAUD_CHANGE		/* don't allow baudrate change	*/

 #undef	CONFIG_WATCHDOG			/* watchdog disabled		*/

 #define	CONFIG_TIMESTAMP		/* Print image info with timestamp */

 #define CONFIG_BOOTP_MASK	(CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)


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

 #define CONFIG_CMD_DHCP
 #define CONFIG_CMD_NFS
 #define CONFIG_CMD_NAND
 #define CONFIG_CMD_I2C
 #define CONFIG_CMD_SNTP


 /*
  * Miscellaneous configurable options
  */
 #define	CFG_LONGHELP			/* undef to save memory		*/
 #define	CFG_PROMPT	"=> "		/* Monitor Command Prompt	*/
 #if defined(CONFIG_CMD_KGDB)
 #define	CFG_CBSIZE	1024		/* Console I/O Buffer Size	*/
 #else
 #define	CFG_CBSIZE	256		/* Console I/O Buffer Size	*/
 #endif
 #define	CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
 #define	CFG_MAXARGS	16		/* max number of command args	*/
 #define CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size	*/

 #define CFG_MEMTEST_START	0x0400000	/* memtest works on	*/
 #define CFG_MEMTEST_END	0x0C00000	/* 4 ... 12 MB in DRAM	*/

 #define	CFG_LOAD_ADDR	0x100000	/* default load address	*/

 #define	CFG_HZ		1000		/* decrementer freq: 1 ms ticks	*/

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

 #define	CFG_RESET_ADDRESS 0xFDFFFFFC	/* "bad" address		*/

 /*
  * For booting Linux, the board info and command line data
  * have to be in the first 8 MB of memory, since this is
  * the maximum mapped by the Linux kernel during initialization.
  */
 #define CFG_BOOTMAPSZ        (8 << 20)       /* Initial Memory map for Linux */


 /* What should the base address of the main FLASH be and how big is
  * it (in MBytes)? This must contain TEXT_BASE from board/ids8247/config.mk
  * The main FLASH is whichever is connected to *CS0.
  */
 #define CFG_FLASH0_BASE 0xFFF00000
 #define CFG_FLASH0_SIZE 8

 /* Flash bank size (for preliminary settings)
  */
 #define CFG_FLASH_SIZE CFG_FLASH0_SIZE

 /*-----------------------------------------------------------------------
  * FLASH organization
  */
 #define CFG_MAX_FLASH_BANKS	1	/* max num of memory banks      */
 #define CFG_MAX_FLASH_SECT	64	/* max num of sects on one chip */

 #define CFG_FLASH_ERASE_TOUT	240000	/* Flash Erase Timeout (in ms)  */
 #define CFG_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (in ms)  */

 /* Environment in flash */
 #define CFG_ENV_IS_IN_FLASH	1
 #define CFG_ENV_ADDR		(CFG_FLASH_BASE+0x60000)
 #define CFG_ENV_SIZE		0x20000
 #define CFG_ENV_SECT_SIZE	0x20000

 /*-----------------------------------------------------------------------
  * NAND-FLASH stuff
  *-----------------------------------------------------------------------
  */
 #if defined(CONFIG_CMD_NAND)

 #define CFG_NAND_LEGACY
 #define CFG_NAND0_BASE 0xE1000000

 #define CFG_MAX_NAND_DEVICE     1       /* Max number of NAND devices           */
 #define SECTORSIZE 512
 #define NAND_NO_RB

 #define ADDR_COLUMN 1
 #define ADDR_PAGE 2
 #define ADDR_COLUMN_PAGE 3

 #define NAND_ChipID_UNKNOWN     0x00
 #define NAND_MAX_FLOORS 1
 #define NAND_MAX_CHIPS 1

 #define NAND_DISABLE_CE(nand) do \
 { \
 	*(((volatile __u8 *)(nand->IO_ADDR)) + 0xc) = 0; \
 } while(0)

 #define NAND_ENABLE_CE(nand) do \
 { \
 	*(((volatile __u8 *)(nand->IO_ADDR)) + 0x8) = 0; \
 } while(0)

 #define NAND_CTL_CLRALE(nandptr) do \
 { \
 	*(((volatile __u8 *)nandptr) + 0x8) = 0; \
 } while(0)

 #define NAND_CTL_SETALE(nandptr) do \
 { \
 	*(((volatile __u8 *)nandptr) + 0x9) = 0; \
 } while(0)

 #define NAND_CTL_CLRCLE(nandptr) do \
 { \
 	*(((volatile __u8 *)nandptr) + 0x8) = 0; \
 } while(0)

 #define NAND_CTL_SETCLE(nandptr) do \
 { \
 	*(((volatile __u8 *)nandptr) + 0xa) = 0; \
 } while(0)

 #ifdef NAND_NO_RB
 /* constant delay (see also tR in the datasheet) */
 #define NAND_WAIT_READY(nand) do { \
 	udelay(12); \
 } while (0)
 #else
 /* use the R/B pin */
 #endif

 #define WRITE_NAND_COMMAND(d, adr) do{ *(volatile __u8 *)((unsigned long)(adr + 0x2)) = (__u8)(d); } while(0)
 #define WRITE_NAND_ADDRESS(d, adr) do{ *(volatile __u8 *)((unsigned long)(adr + 0x1)) = (__u8)(d); } while(0)
 #define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)(adr + 0x0)) = (__u8)d; } while(0)
 #define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)(adr + 0x0)))

 #endif /* CFG_CMD_NAND */

 /*-----------------------------------------------------------------------
  * Hard Reset Configuration Words
  *
  * if you change bits in the HRCW, you must also change the CFG_*
  * defines for the various registers affected by the HRCW e.g. changing
  * HRCW_DPPCxx requires you to also change CFG_SIUMCR.
  */
 #define CFG_HRCW_MASTER	(HRCW_BPS01 | HRCW_BMS | HRCW_ISB100 | HRCW_APPC10 | HRCW_MODCK_H1000)

 /* no slaves so just fill with zeros */
 #define CFG_HRCW_SLAVE1		0
 #define CFG_HRCW_SLAVE2		0
 #define CFG_HRCW_SLAVE3		0
 #define CFG_HRCW_SLAVE4		0
 #define CFG_HRCW_SLAVE5		0
 #define CFG_HRCW_SLAVE6		0
 #define CFG_HRCW_SLAVE7		0

 /*-----------------------------------------------------------------------
  * Internal Memory Mapped Register
  */
 #define CFG_IMMR		0xF0000000

 /*-----------------------------------------------------------------------
  * Definitions for initial stack pointer and data area (in DPRAM)
  */
 #define CFG_INIT_RAM_ADDR	CFG_IMMR
 #define CFG_INIT_RAM_END	0x2000  /* End of used area in DPRAM    */
 #define CFG_GBL_DATA_SIZE	128 /* size in bytes reserved for initial data*/
 #define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
 #define CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET

 /*-----------------------------------------------------------------------
  * Start addresses for the final memory configuration
  * (Set up by the startup code)
  * Please note that CFG_SDRAM_BASE _must_ start at 0
  *
  * 60x SDRAM is mapped at CFG_SDRAM_BASE
  */
 #define CFG_SDRAM_BASE		0x00000000
 #define CFG_FLASH_BASE		CFG_FLASH0_BASE
 #define CFG_MONITOR_BASE	TEXT_BASE
 #define CFG_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor */
 #define CFG_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc()*/

 /*
  * Internal Definitions
  *
  * Boot Flags
  */
 #define BOOTFLAG_COLD		0x01	/* Normal Power-On: Boot from FLASH*/
 #define BOOTFLAG_WARM		0x02	/* Software reboot                 */


 /*-----------------------------------------------------------------------
  * Cache Configuration
  */
 #define CFG_CACHELINE_SIZE      32      /* For MPC8260 CPU              */
 #if defined(CONFIG_CMD_KGDB)
 # define CFG_CACHELINE_SHIFT	5	/* log base 2 of the above value */
 #endif

 /*-----------------------------------------------------------------------
  * HIDx - Hardware Implementation-dependent Registers                    2-11
  *-----------------------------------------------------------------------
  * HID0 also contains cache control - initially enable both caches and
  * invalidate contents, then the final state leaves only the instruction
  * cache enabled. Note that Power-On and Hard reset invalidate the caches,
  * but Soft reset does not.
  *
  * HID1 has only read-only information - nothing to set.
  */

 #define CFG_HID0_INIT   (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI)
 #define CFG_HID0_FINAL  0
 #define CFG_HID2        0

 /*-----------------------------------------------------------------------
  * RMR - Reset Mode Register                                     5-5
  *-----------------------------------------------------------------------
  * turn on Checkstop Reset Enable
  */
 #define CFG_RMR         0

 /*-----------------------------------------------------------------------
  * BCR - Bus Configuration                                       4-25
  *-----------------------------------------------------------------------
  */
 #define CFG_BCR		0

 /*-----------------------------------------------------------------------
  * SIUMCR - SIU Module Configuration                             4-31
  *-----------------------------------------------------------------------
  */
 #define CFG_SIUMCR      (SIUMCR_DPPC00|SIUMCR_APPC10|SIUMCR_BCTLC01)

 /*-----------------------------------------------------------------------
  * SYPCR - System Protection Control                             4-35
  * SYPCR can only be written once after reset!
  *-----------------------------------------------------------------------
  * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
  */
 #if defined(CONFIG_WATCHDOG)
 #define CFG_SYPCR       (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
 			 SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE)
 #else
 #define CFG_SYPCR       (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
 			 SYPCR_SWRI|SYPCR_SWP)
 #endif /* CONFIG_WATCHDOG */

 /*-----------------------------------------------------------------------
  * TMCNTSC - Time Counter Status and Control                     4-40
  *-----------------------------------------------------------------------
  * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
  * and enable Time Counter
  */
 #define CFG_TMCNTSC     (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)

 /*-----------------------------------------------------------------------
  * PISCR - Periodic Interrupt Status and Control                 4-42
  *-----------------------------------------------------------------------
  * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
  * Periodic timer
  */
 #define CFG_PISCR       (PISCR_PS|PISCR_PTF|PISCR_PTE)

 /*-----------------------------------------------------------------------
  * SCCR - System Clock Control                                   9-8
  *-----------------------------------------------------------------------
  * Ensure DFBRG is Divide by 16
  */
 #define CFG_SCCR        (0x00000028 | SCCR_DFBRG01)

 /*-----------------------------------------------------------------------
  * RCCR - RISC Controller Configuration                         13-7
  *-----------------------------------------------------------------------
  */
 #define CFG_RCCR        0

 /*
  * Init Memory Controller:
  *
  * Bank Bus     Machine PortSz  Device
  * ---- ---     ------- ------  ------
  *  0   60x     GPCM    16 bit  FLASH
  *  1   60x     GPCM     8 bit  NAND
  *  2   60x     SDRAM   32 bit  SDRAM
  *  3   60x     GPCM     8 bit  UART
  *
  */

 #define SDRAM_MAX_SIZE	0x08000000	/* max. 128 MB		*/

 /* Minimum mask to separate preliminary
  * address ranges for CS[0:2]
  */
 #define CFG_GLOBAL_SDRAM_LIMIT	(32<<20)	/* less than 32 MB */

 #define CFG_MPTPR       0x6600

 /*-----------------------------------------------------------------------------
  * Address for Mode Register Set (MRS) command
  *-----------------------------------------------------------------------------
  */
 #define CFG_MRS_OFFS	0x00000110


 /* Bank 0 - FLASH
  */
 #define CFG_BR0_PRELIM  ((CFG_FLASH_BASE & BRx_BA_MSK)  |\
 			 BRx_PS_8                       |\
 			 BRx_MS_GPCM_P                  |\
 			 BRx_V)

 #define CFG_OR0_PRELIM  (MEG_TO_AM(CFG_FLASH_SIZE)      |\
 			 ORxG_SCY_6_CLK                 )

 #if defined(CONFIG_CMD_NAND)
 /* Bank 1 - NAND Flash
 */
 #define	CFG_NAND_BASE		CFG_NAND0_BASE
 #define	CFG_NAND_SIZE		0x8000

 #define CFG_OR_TIMING_NAND	0x000036

 #define CFG_BR1_PRELIM  ((CFG_NAND_BASE & BRx_BA_MSK) | BRx_PS_8 | BRx_MS_GPCM_P | BRx_V  )
 #define CFG_OR1_PRELIM  (P2SZ_TO_AM(CFG_NAND_SIZE) | CFG_OR_TIMING_NAND )
 #endif

 /* Bank 2 - 60x bus SDRAM
  */
 #define CFG_PSRT        0x20
 #define CFG_LSRT        0x20

 #define CFG_BR2_PRELIM  ((CFG_SDRAM_BASE & BRx_BA_MSK)  |\
 			 BRx_PS_32                      |\
 			 BRx_MS_SDRAM_P                 |\
 			 BRx_V)

 #define CFG_OR2_PRELIM	CFG_OR2


 /* SDRAM initialization values
 */
 #define CFG_OR2    ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
 			 ORxS_BPD_4                     |\
 			 ORxS_ROWST_PBI0_A10             |\
 			 ORxS_NUMR_12)

 #define CFG_PSDMR  (PSDMR_SDAM_A13_IS_A5 |\
 			 PSDMR_BSMA_A15_A17           |\
 			 PSDMR_SDA10_PBI0_A11         |\
 			 PSDMR_RFRC_5_CLK               |\
 			 PSDMR_PRETOACT_2W              |\
 			 PSDMR_ACTTORW_2W               |\
 			 PSDMR_BL                       |\
 			 PSDMR_LDOTOPRE_2C              |\
 			 PSDMR_WRC_3C                   |\
 			 PSDMR_CL_3)

 /* Bank 3 - UART
 */

 #define CFG_BR3_PRELIM  ((CFG_UART_BASE & BRx_BA_MSK) | BRx_PS_8 | BRx_MS_GPCM_P | BRx_V  )
 #define CFG_OR3_PRELIM  (((-CFG_UART_SIZE) & ORxG_AM_MSK) | ORxG_CSNT | ORxG_SCY_1_CLK | ORxG_TRLX )

 #endif	/* __CONFIG_H */
	/*
	* (C) Copyright 2005
	* Heiko Schocher, DENX Software Engineering, <hs@denx.de>
	*
	* 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
	*/

	/*
	* board/config.h - configuration options, board specific
	*/

	#ifndef __CONFIG_H
	#define __CONFIG_H

	/*
	* High Level Configuration Options
	* (easy to change)
	*/

	#define CONFIG_MPC8260 1 /* This is a MPC8260 CPU */
	#define CONFIG_MPC8272_FAMILY 1
	#define CONFIG_IDS8247 1
	#define CPU_ID_STR "MPC8247"
	#define CONFIG_CPM2 1 /* Has a CPM2 */

	#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */

	#define CONFIG_BOOTCOUNT_LIMIT

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

	#undef CONFIG_BOOTARGS

	#define CONFIG_EXTRA_ENV_SETTINGS \
	"netdev=eth0\0" \
	"nfsargs=setenv bootargs root=/dev/nfs rw " \
	"nfsroot=${serverip}:${rootpath}\0" \
	"ramargs=setenv bootargs root=/dev/ram rw " \
	"console=ttyS0,115200\0" \
	"addip=setenv bootargs ${bootargs} " \
	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
	":${hostname}:${netdev}:off panic=1\0" \
	"flash_nfs=run nfsargs addip;" \
	"bootm ${kernel_addr}\0" \
	"flash_self=run ramargs addip;" \
	"bootm ${kernel_addr} ${ramdisk_addr}\0" \
	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
	"rootpath=/opt/eldk/ppc_82xx\0" \
	"bootfile=/tftpboot/IDS8247/uImage\0" \
	"kernel_addr=ff800000\0" \
	"ramdisk_addr=ffa00000\0" \
	""
	#define CONFIG_BOOTCOMMAND "run flash_self"

	#define CONFIG_MISC_INIT_R 1

	/* enable I2C and select the hardware/software driver */
	#undef CONFIG_HARD_I2C /* I2C with hardware support */
	#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
	#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
	#define CFG_I2C_SLAVE 0x7F

	/*
	* Software (bit-bang) I2C driver configuration
	*/

	#define I2C_PORT 0 /* Port A=0, B=1, C=2, D=3 */
	#define I2C_ACTIVE (iop->pdir \|= 0x00000080)
	#define I2C_TRISTATE (iop->pdir &= ~0x00000080)
	#define I2C_READ ((iop->pdat & 0x00000080) != 0)
	#define I2C_SDA(bit) if(bit) iop->pdat \|= 0x00000080; \
	else iop->pdat &= ~0x00000080
	#define I2C_SCL(bit) if(bit) iop->pdat \|= 0x00000100; \
	else iop->pdat &= ~0x00000100
	#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */

	#if 0
	#define CFG_I2C_EEPROM_ADDR 0x50
	#define CFG_I2C_EEPROM_ADDR_LEN 2
	#define CFG_EEPROM_PAGE_WRITE_BITS 4
	#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */

	#define CONFIG_I2C_X
	#endif

	/*
	* select serial console configuration
	* use the extern UART for the console
	*/
	#define CONFIG_CONS_INDEX 1
	#define CONFIG_BAUDRATE 115200
	/*
	* NS16550 Configuration
	*/
	#define CFG_NS16550
	#define CFG_NS16550_SERIAL

	#define CFG_NS16550_REG_SIZE 1

	#define CFG_NS16550_CLK 14745600

	#define CFG_UART_BASE 0xE0000000
	#define CFG_UART_SIZE 0x10000

	#define CFG_NS16550_COM1 (CFG_UART_BASE + 0x8000)

	/*
	* select ethernet configuration
	*
	* if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
	* CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
	* for FCC)
	*
	* if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
	* defined elsewhere (as for the console), or CFG_CMD_NET must be removed
	* from CONFIG_COMMANDS to remove support for networking.
	*
	*/
	#undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */
	#define CONFIG_ETHER_ON_FCC /* define if ether on FCC */
	#undef CONFIG_ETHER_NONE /* define if ether on something else */
	#define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */

	/*
	* - Rx-CLK is CLK13
	* - Tx-CLK is CLK14
	* - RAM for BD/Buffers is on the 60x Bus (see 28-13)
	* - Enable Full Duplex in FSMR
	*/
	# define CFG_CMXFCR_MASK (CMXFCR_FC2\|CMXFCR_RF2CS_MSK\|CMXFCR_TF2CS_MSK)
	# define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13\|CMXFCR_TF2CS_CLK14)
	# define CFG_CPMFCR_RAMTYPE 0
	# define CFG_FCC_PSMR (FCC_PSMR_FDE\|FCC_PSMR_LPB)


	/* system clock rate (CLKIN) - equal to the 60x and local bus speed */
	#define CONFIG_8260_CLKIN 66666666 /* in Hz */

	#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
	#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */

	#undef CONFIG_WATCHDOG /* watchdog disabled */

	#define CONFIG_TIMESTAMP /* Print image info with timestamp */

	#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT\|CONFIG_BOOTP_BOOTFILESIZE)


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

	#define CONFIG_CMD_DHCP
	#define CONFIG_CMD_NFS
	#define CONFIG_CMD_NAND
	#define CONFIG_CMD_I2C
	#define CONFIG_CMD_SNTP


	/*
	* Miscellaneous configurable options
	*/
	#define CFG_LONGHELP /* undef to save memory */
	#define CFG_PROMPT "=> " /* Monitor Command Prompt */
	#if defined(CONFIG_CMD_KGDB)
	#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
	#else
	#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
	#endif
	#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
	#define CFG_MAXARGS 16 /* max number of command args */
	#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */

	#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
	#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */

	#define CFG_LOAD_ADDR 0x100000 /* default load address */

	#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */

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

	#define CFG_RESET_ADDRESS 0xFDFFFFFC /* "bad" address */

	/*
	* For booting Linux, the board info and command line data
	* have to be in the first 8 MB of memory, since this is
	* the maximum mapped by the Linux kernel during initialization.
	*/
	#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */


	/* What should the base address of the main FLASH be and how big is
	* it (in MBytes)? This must contain TEXT_BASE from board/ids8247/config.mk
	* The main FLASH is whichever is connected to *CS0.
	*/
	#define CFG_FLASH0_BASE 0xFFF00000
	#define CFG_FLASH0_SIZE 8

	/* Flash bank size (for preliminary settings)
	*/
	#define CFG_FLASH_SIZE CFG_FLASH0_SIZE

	/*-----------------------------------------------------------------------
	* FLASH organization
	*/
	#define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */
	#define CFG_MAX_FLASH_SECT 64 /* max num of sects on one chip */

	#define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
	#define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */

	/* Environment in flash */
	#define CFG_ENV_IS_IN_FLASH 1
	#define CFG_ENV_ADDR (CFG_FLASH_BASE+0x60000)
	#define CFG_ENV_SIZE 0x20000
	#define CFG_ENV_SECT_SIZE 0x20000

	/*-----------------------------------------------------------------------
	* NAND-FLASH stuff
	*-----------------------------------------------------------------------
	*/
	#if defined(CONFIG_CMD_NAND)

	#define CFG_NAND_LEGACY
	#define CFG_NAND0_BASE 0xE1000000

	#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
	#define SECTORSIZE 512
	#define NAND_NO_RB

	#define ADDR_COLUMN 1
	#define ADDR_PAGE 2
	#define ADDR_COLUMN_PAGE 3

	#define NAND_ChipID_UNKNOWN 0x00
	#define NAND_MAX_FLOORS 1
	#define NAND_MAX_CHIPS 1

	#define NAND_DISABLE_CE(nand) do \
	{ \
	(((volatile __u8 )(nand->IO_ADDR)) + 0xc) = 0; \
	} while(0)

	#define NAND_ENABLE_CE(nand) do \
	{ \
	(((volatile __u8 )(nand->IO_ADDR)) + 0x8) = 0; \
	} while(0)

	#define NAND_CTL_CLRALE(nandptr) do \
	{ \
	(((volatile __u8 )nandptr) + 0x8) = 0; \
	} while(0)

	#define NAND_CTL_SETALE(nandptr) do \
	{ \
	(((volatile __u8 )nandptr) + 0x9) = 0; \
	} while(0)

	#define NAND_CTL_CLRCLE(nandptr) do \
	{ \
	(((volatile __u8 )nandptr) + 0x8) = 0; \
	} while(0)

	#define NAND_CTL_SETCLE(nandptr) do \
	{ \
	(((volatile __u8 )nandptr) + 0xa) = 0; \
	} while(0)

	#ifdef NAND_NO_RB
	/* constant delay (see also tR in the datasheet) */
	#define NAND_WAIT_READY(nand) do { \
	udelay(12); \
	} while (0)
	#else
	/* use the R/B pin */
	#endif

	#define WRITE_NAND_COMMAND(d, adr) do{ (volatile __u8 )((unsigned long)(adr + 0x2)) = (__u8)(d); } while(0)
	#define WRITE_NAND_ADDRESS(d, adr) do{ (volatile __u8 )((unsigned long)(adr + 0x1)) = (__u8)(d); } while(0)
	#define WRITE_NAND(d, adr) do{ (volatile __u8 )((unsigned long)(adr + 0x0)) = (__u8)d; } while(0)
	#define READ_NAND(adr) ((volatile unsigned char)((volatile __u8 )(unsigned long)(adr + 0x0)))

	#endif /* CFG_CMD_NAND */

	/*-----------------------------------------------------------------------
	* Hard Reset Configuration Words
	*
	* if you change bits in the HRCW, you must also change the CFG_*
	* defines for the various registers affected by the HRCW e.g. changing
	* HRCW_DPPCxx requires you to also change CFG_SIUMCR.
	*/
	#define CFG_HRCW_MASTER (HRCW_BPS01 \| HRCW_BMS \| HRCW_ISB100 \| HRCW_APPC10 \| HRCW_MODCK_H1000)

	/* no slaves so just fill with zeros */
	#define CFG_HRCW_SLAVE1 0
	#define CFG_HRCW_SLAVE2 0
	#define CFG_HRCW_SLAVE3 0
	#define CFG_HRCW_SLAVE4 0
	#define CFG_HRCW_SLAVE5 0
	#define CFG_HRCW_SLAVE6 0
	#define CFG_HRCW_SLAVE7 0

	/*-----------------------------------------------------------------------
	* Internal Memory Mapped Register
	*/
	#define CFG_IMMR 0xF0000000

	/*-----------------------------------------------------------------------
	* Definitions for initial stack pointer and data area (in DPRAM)
	*/
	#define CFG_INIT_RAM_ADDR CFG_IMMR
	#define CFG_INIT_RAM_END 0x2000 /* End of used area in DPRAM */
	#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data*/
	#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
	#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET

	/*-----------------------------------------------------------------------
	* Start addresses for the final memory configuration
	* (Set up by the startup code)
	* Please note that CFG_SDRAM_BASE _must_ start at 0
	*
	* 60x SDRAM is mapped at CFG_SDRAM_BASE
	*/
	#define CFG_SDRAM_BASE 0x00000000
	#define CFG_FLASH_BASE CFG_FLASH0_BASE
	#define CFG_MONITOR_BASE TEXT_BASE
	#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
	#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc()*/

	/*
	* Internal Definitions
	*
	* Boot Flags
	*/
	#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH*/
	#define BOOTFLAG_WARM 0x02 /* Software reboot */


	/*-----------------------------------------------------------------------
	* Cache Configuration
	*/
	#define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */
	#if defined(CONFIG_CMD_KGDB)
	# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
	#endif

	/*-----------------------------------------------------------------------
	* HIDx - Hardware Implementation-dependent Registers 2-11
	*-----------------------------------------------------------------------
	* HID0 also contains cache control - initially enable both caches and
	* invalidate contents, then the final state leaves only the instruction
	* cache enabled. Note that Power-On and Hard reset invalidate the caches,
	* but Soft reset does not.
	*
	* HID1 has only read-only information - nothing to set.
	*/

	#define CFG_HID0_INIT (HID0_ICE\|HID0_DCE\|HID0_ICFI\|HID0_DCI)
	#define CFG_HID0_FINAL 0
	#define CFG_HID2 0

	/*-----------------------------------------------------------------------
	* RMR - Reset Mode Register 5-5
	*-----------------------------------------------------------------------
	* turn on Checkstop Reset Enable
	*/
	#define CFG_RMR 0

	/*-----------------------------------------------------------------------
	* BCR - Bus Configuration 4-25
	*-----------------------------------------------------------------------
	*/
	#define CFG_BCR 0

	/*-----------------------------------------------------------------------
	* SIUMCR - SIU Module Configuration 4-31
	*-----------------------------------------------------------------------
	*/
	#define CFG_SIUMCR (SIUMCR_DPPC00\|SIUMCR_APPC10\|SIUMCR_BCTLC01)

	/*-----------------------------------------------------------------------
	* SYPCR - System Protection Control 4-35
	* SYPCR can only be written once after reset!
	*-----------------------------------------------------------------------
	* Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
	*/
	#if defined(CONFIG_WATCHDOG)
	#define CFG_SYPCR (SYPCR_SWTC\|SYPCR_BMT\|SYPCR_PBME\|SYPCR_LBME\|\
	SYPCR_SWRI\|SYPCR_SWP\|SYPCR_SWE)
	#else
	#define CFG_SYPCR (SYPCR_SWTC\|SYPCR_BMT\|SYPCR_PBME\|SYPCR_LBME\|\
	SYPCR_SWRI\|SYPCR_SWP)
	#endif /* CONFIG_WATCHDOG */

	/*-----------------------------------------------------------------------
	* TMCNTSC - Time Counter Status and Control 4-40
	*-----------------------------------------------------------------------
	* Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
	* and enable Time Counter
	*/
	#define CFG_TMCNTSC (TMCNTSC_SEC\|TMCNTSC_ALR\|TMCNTSC_TCF\|TMCNTSC_TCE)

	/*-----------------------------------------------------------------------
	* PISCR - Periodic Interrupt Status and Control 4-42
	*-----------------------------------------------------------------------
	* Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
	* Periodic timer
	*/
	#define CFG_PISCR (PISCR_PS\|PISCR_PTF\|PISCR_PTE)

	/*-----------------------------------------------------------------------
	* SCCR - System Clock Control 9-8
	*-----------------------------------------------------------------------
	* Ensure DFBRG is Divide by 16
	*/
	#define CFG_SCCR (0x00000028 \| SCCR_DFBRG01)

	/*-----------------------------------------------------------------------
	* RCCR - RISC Controller Configuration 13-7
	*-----------------------------------------------------------------------
	*/
	#define CFG_RCCR 0

	/*
	* Init Memory Controller:
	*
	* Bank Bus Machine PortSz Device
	* ---- --- ------- ------ ------
	* 0 60x GPCM 16 bit FLASH
	* 1 60x GPCM 8 bit NAND
	* 2 60x SDRAM 32 bit SDRAM
	* 3 60x GPCM 8 bit UART
	*
	*/

	#define SDRAM_MAX_SIZE 0x08000000 /* max. 128 MB */

	/* Minimum mask to separate preliminary
	* address ranges for CS[0:2]
	*/
	#define CFG_GLOBAL_SDRAM_LIMIT (32<<20) /* less than 32 MB */

	#define CFG_MPTPR 0x6600

	/*-----------------------------------------------------------------------------
	* Address for Mode Register Set (MRS) command
	*-----------------------------------------------------------------------------
	*/
	#define CFG_MRS_OFFS 0x00000110


	/* Bank 0 - FLASH
	*/
	#define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) \|\
	BRx_PS_8 \|\
	BRx_MS_GPCM_P \|\
	BRx_V)

	#define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH_SIZE) \|\
	ORxG_SCY_6_CLK )

	#if defined(CONFIG_CMD_NAND)
	/* Bank 1 - NAND Flash
	*/
	#define CFG_NAND_BASE CFG_NAND0_BASE
	#define CFG_NAND_SIZE 0x8000

	#define CFG_OR_TIMING_NAND 0x000036

	#define CFG_BR1_PRELIM ((CFG_NAND_BASE & BRx_BA_MSK) \| BRx_PS_8 \| BRx_MS_GPCM_P \| BRx_V )
	#define CFG_OR1_PRELIM (P2SZ_TO_AM(CFG_NAND_SIZE) \| CFG_OR_TIMING_NAND )
	#endif

	/* Bank 2 - 60x bus SDRAM
	*/
	#define CFG_PSRT 0x20
	#define CFG_LSRT 0x20

	#define CFG_BR2_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) \|\
	BRx_PS_32 \|\
	BRx_MS_SDRAM_P \|\
	BRx_V)

	#define CFG_OR2_PRELIM CFG_OR2


	/* SDRAM initialization values
	*/
	#define CFG_OR2 ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) \|\
	ORxS_BPD_4 \|\
	ORxS_ROWST_PBI0_A10 \|\
	ORxS_NUMR_12)

	#define CFG_PSDMR (PSDMR_SDAM_A13_IS_A5 \|\
	PSDMR_BSMA_A15_A17 \|\
	PSDMR_SDA10_PBI0_A11 \|\
	PSDMR_RFRC_5_CLK \|\
	PSDMR_PRETOACT_2W \|\
	PSDMR_ACTTORW_2W \|\
	PSDMR_BL \|\
	PSDMR_LDOTOPRE_2C \|\
	PSDMR_WRC_3C \|\
	PSDMR_CL_3)

	/* Bank 3 - UART
	*/

	#define CFG_BR3_PRELIM ((CFG_UART_BASE & BRx_BA_MSK) \| BRx_PS_8 \| BRx_MS_GPCM_P \| BRx_V )
	#define CFG_OR3_PRELIM (((-CFG_UART_SIZE) & ORxG_AM_MSK) \| ORxG_CSNT \| ORxG_SCY_1_CLK \| ORxG_TRLX )

	#endif /* __CONFIG_H */