include/configs/NC650.h - uboot/mindspeed - Git at Google

 /*
  * (C) Copyright 2006 Detlev Zundel, dzu@denx.de
  * (C) Copyright 2005
  * Wolfgang Denk, DENX Software Engineering, wd@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_MPC852T		1
 #define CONFIG_NC650		1

 #define	CONFIG_8xx_CONS_SMC1	1	/* Console is on SMC1		*/
 #undef	CONFIG_8xx_CONS_SMC2
 #undef	CONFIG_8xx_CONS_NONE
 #define CONFIG_BAUDRATE		115200
 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/

 /*
  * 10 MHz - PLL input clock
  */
 #define CONFIG_8xx_OSCLK		10000000

 /*
  * 50 MHz - default CPU clock
  */
 #define CONFIG_8xx_CPUCLK_DEFAULT	50000000

 /*
  * 15 MHz - CPU minimum clock
  */
 #define CFG_8xx_CPUCLK_MIN		15000000

 /*
  * 133 MHz - CPU maximum clock
  */
 #define CFG_8xx_CPUCLK_MAX		133000000

 #define CFG_MEASURE_CPUCLK
 #define CFG_8XX_XIN			CONFIG_8xx_OSCLK

 #define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
 #define CONFIG_AUTOBOOT_KEYED
 #define CONFIG_AUTOBOOT_PROMPT		"\nEnter password - autoboot in %d seconds...\n"
 #define CONFIG_AUTOBOOT_DELAY_STR	"ids"
 #define CONFIG_BOOT_RETRY_TIME		900
 #define CONFIG_BOOT_RETRY_MIN		30

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

 #undef	CONFIG_BOOTARGS
 #define CONFIG_BOOTCOMMAND							\
 	"bootp;" 								\
 	"setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " 	\
 	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" 	\
 	"bootm"

 #define CONFIG_WATCHDOG			/* watchdog enabled 		*/

 #undef	CONFIG_STATUS_LED		/* Status LED disabled		*/

 #define CONFIG_BOOTP_MASK	(CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)

 #define	CONFIG_FEC_ENET		1	/* use FEC ethernet  */
 #define FEC_ENET
 #define CONFIG_MII
 #define CFG_DISCOVER_PHY	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		100000	/* 100 kHz			*/
 #define CFG_I2C_SLAVE		0x7f

 /*
  * Software (bit-bang) I2C driver configuration
  */
 #if defined(CONFIG_IDS852_REV1)

 #define SCL		0x1000		/* PA 3 */
 #define SDA		0x2000		/* PA 2 */

 #define __I2C_DIR	immr->im_ioport.iop_padir
 #define __I2C_DAT	immr->im_ioport.iop_padat
 #define __I2C_PAR	immr->im_ioport.iop_papar

 #elif defined(CONFIG_IDS852_REV2)

 #define SCL		0x0002		/* PB 30 */
 #define SDA		0x0001		/* PB 31 */

 #define __I2C_PAR	immr->im_cpm.cp_pbpar
 #define __I2C_DIR	immr->im_cpm.cp_pbdir
 #define __I2C_DAT	immr->im_cpm.cp_pbdat

 #endif

 #define	I2C_INIT	{ __I2C_PAR &= ~(SDA|SCL);	\
 			  __I2C_DIR |= (SDA|SCL);	}
 #define	I2C_READ	((__I2C_DAT & SDA) ? 1 : 0)
 #define	I2C_SDA(x)	{ if (x) __I2C_DAT |= SDA; else __I2C_DAT &= ~SDA; }
 #define	I2C_SCL(x)	{ if (x) __I2C_DAT |= SCL; else __I2C_DAT &= ~SCL; }
 #define	I2C_DELAY	{ udelay(5); }
 #define	I2C_ACTIVE	{ __I2C_DIR |= SDA; }
 #define	I2C_TRISTATE	{ __I2C_DIR &= ~SDA; }

 #define CONFIG_RTC_PCF8563
 #define CFG_I2C_RTC_ADDR		0x51

 #define CONFIG_COMMANDS	      ( CONFIG_CMD_DFL	| \
 				CFG_CMD_ASKENV	| \
 				CFG_CMD_DATE	| \
 				CFG_CMD_DHCP	| \
 				CFG_CMD_I2C	| \
 				CFG_CMD_NAND	| \
 				CFG_CMD_JFFS2	| \
 				CFG_CMD_NFS	| \
 				CFG_CMD_SNTP	)

 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 #include <cmd_confdefs.h>

 /*
  * Miscellaneous configurable options
  */
 #define	CFG_LONGHELP			/* undef to save memory		*/
 #define	CFG_PROMPT	"=> "		/* Monitor Command Prompt	*/
 #if (CONFIG_COMMANDS & CFG_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	0x0100000	/* memtest works on	*/
 #define CFG_MEMTEST_END		0x0400000	/* 1 ... 4 MB in DRAM	*/

 #define CFG_LOAD_ADDR	 	0x00100000

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

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

 /*
  * Low Level Configuration Settings
  * (address mappings, register initial values, etc.)
  * You should know what you are doing if you make changes here.
  */
 /*-----------------------------------------------------------------------
  * Internal Memory Mapped Register
  */
 #define CFG_IMMR		0xF0000000
 #define CFG_IMMR_SIZE		((uint)(64 * 1024))

 /*-----------------------------------------------------------------------
  * Definitions for initial stack pointer and data area (in DPRAM)
  */
 #define CFG_INIT_RAM_ADDR	CFG_IMMR
 #define	CFG_INIT_RAM_END	0x2F00	/* End of used area in DPRAM	*/
 #define	CFG_GBL_DATA_SIZE	64  /* 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
  */
 #define	CFG_SDRAM_BASE		0x00000000
 #define CFG_FLASH_BASE		0x40000000

 #define CFG_RESET_ADDRESS	0xFFF00100

 #define CFG_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor */
 #define CFG_MONITOR_BASE	TEXT_BASE
 #define	CFG_MALLOC_LEN		(256 << 10)	/* Reserve 256 kB for malloc()	*/

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

 #define CFG_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
 #define CFG_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/


 #define	CFG_ENV_IS_IN_FLASH	1
 #define CFG_ENV_OFFSET		0x00740000

 #define CFG_ENV_SECT_SIZE	0x20000	/* Total Size of Environment sector	*/
 #define	CFG_ENV_SIZE		0x4000	/* Used Size of Environment Sector	*/

 /*-----------------------------------------------------------------------
  * Cache Configuration
  */
 #define CFG_CACHELINE_SIZE	16	/* For all MPC8xx CPUs			*/
 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
 #define CFG_CACHELINE_SHIFT	4	/* log base 2 of the above value	*/
 #endif

 /*
  * NAND flash support
  */
 #define CFG_NAND_LEGACY

 #define CFG_MAX_NAND_DEVICE	1
 #define NAND_ChipID_UNKNOWN	0x00
 #define SECTORSIZE		512
 #define NAND_MAX_FLOORS		1
 #define NAND_MAX_CHIPS		1
 #define ADDR_PAGE		2
 #define ADDR_COLUMN_PAGE	3
 #define ADDR_COLUMN		1
 #define NAND_NO_RB


 /*-----------------------------------------------------------------------
  * SYPCR - System Protection Control					11-9
  * SYPCR can only be written once after reset!
  *-----------------------------------------------------------------------
  * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
  */
 #if defined(CONFIG_WATCHDOG)
 #define CFG_SYPCR	(SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
 			 SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP)
 #else
 #define CFG_SYPCR	(SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
 #endif

 /*-----------------------------------------------------------------------
  * SIUMCR - SIU Module Configuration					11-6
  *-----------------------------------------------------------------------
  */
 #define CFG_SIUMCR	(SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)

 /*-----------------------------------------------------------------------
  * TBSCR - Time Base Status and Control					11-26
  *-----------------------------------------------------------------------
  * Clear Reference Interrupt Status, Timebase freezing enabled
  */
 #define CFG_TBSCR	(TBSCR_REFA | TBSCR_REFB | TBSCR_TBE)

 /*-----------------------------------------------------------------------
  * PISCR - Periodic Interrupt Status and Control		11-31
  *-----------------------------------------------------------------------
  * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
  */
 #define CFG_PISCR	(PISCR_PS | PISCR_PITF)

 /*-----------------------------------------------------------------------
  * SCCR - System Clock and reset Control Register		15-27
  *-----------------------------------------------------------------------
  * Set clock output, timebase and RTC source and divider,
  * power management and some other internal clocks
  */
 #define SCCR_MASK	SCCR_EBDF11
 #define CFG_SCCR	(SCCR_COM00	| SCCR_DFSYNC00	| \
 			 SCCR_DFBRG00	| SCCR_DFNL000	| SCCR_DFNH000	| \
 			 SCCR_DFLCD000	| SCCR_DFALCD00)

  /*-----------------------------------------------------------------------
  *
  *-----------------------------------------------------------------------
  *
  */
 #define CFG_DER		0

 /*
  * Init Memory Controller:
  *
  * BR0 and OR0 (FLASH)
  */

 #define FLASH_BASE0_PRELIM	0x40000000	/* FLASH bank #0	*/

 #define CFG_REMAP_OR_AM		0x80000000	/* OR addr mask */
 #define CFG_PRELIM_OR_AM	0xE0000000	/* OR addr mask */

 /* FLASH timing: Default value of OR0 after reset */
 #define CFG_OR_TIMING_FLASH	(OR_CSNT_SAM  | OR_ACS_MSK | OR_BI | \
 				 OR_SCY_15_CLK | OR_TRLX)

 #define CFG_OR0_REMAP	(CFG_REMAP_OR_AM  | CFG_OR_TIMING_FLASH)
 #define CFG_OR0_PRELIM	(CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
 #define CFG_BR0_PRELIM	((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_8 | BR_V)

 /*
  * BR2 and OR2 (NAND Flash) - addressed through UPMB on rev 1
  * rev2 only uses the chipselect
  */
 #define CFG_NAND_BASE		0x50000000
 #define CFG_NAND_SIZE		0x04000000

 #define CFG_OR_TIMING_NAND	(OR_CSNT_SAM | OR_ACS_DIV1 | OR_BI | \
 				 OR_SCY_15_CLK | OR_EHTR | OR_TRLX)

 #define CFG_BR2_PRELIM  ((CFG_NAND_BASE & BR_BA_MSK) | BR_PS_8 | BR_MS_UPMB | BR_V  )
 #define CFG_OR2_PRELIM  (((-CFG_NAND_SIZE) & OR_AM_MSK) | OR_BI )

 /*
  * BR3 and OR3 (SDRAM)
  */
 #define SDRAM_BASE3_PRELIM	0x00000000	/* SDRAM bank		*/
 #define SDRAM_MAX_SIZE		0x04000000	/* max 64 MB per bank	*/

  /*
   * SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care)
   */
 #define CFG_OR_TIMING_SDRAM	0x00000A00

 #define CFG_OR3_PRELIM	(CFG_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM)
 #define CFG_BR3_PRELIM	((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V)

 /*
  * BR4 and OR4 (CPLD)
  */
 #define CFG_CPLD_BASE           0x80000000      /* CPLD                 */
 #define CFG_CPLD_SIZE           0x10000         /* only 16 used         */

 #define CFG_OR_TIMING_CPLD	(OR_CSNT_SAM | OR_ACS_DIV1 | OR_BI | \
 				 OR_SCY_1_CLK)

 #define CFG_BR4_PRELIM  ((CFG_CPLD_BASE & BR_BA_MSK) | BR_PS_8 | BR_V )
 #define CFG_OR4_PRELIM  (((-CFG_CPLD_SIZE) & OR_AM_MSK) | CFG_OR_TIMING_CPLD)

 /*
  * BR5 and OR5 (SRAM)
  */
 #define CFG_SRAM_BASE		0x60000000
 #define CFG_SRAM_SIZE		0x00080000

 #define CFG_OR_TIMING_SRAM	(OR_CSNT_SAM | OR_ACS_DIV1 | OR_BI | \
 				 OR_SCY_15_CLK | OR_EHTR | OR_TRLX)

 #define CFG_BR5_PRELIM  ((CFG_SRAM_BASE & BR_BA_MSK) | BR_PS_8 | BR_V )
 #define CFG_OR5_PRELIM  (((-CFG_SRAM_SIZE) & OR_AM_MSK) | CFG_OR_TIMING_SRAM)

 #if defined(CONFIG_CP850)
 /*
  *  BR6 and OR6 (DPRAM) - only on CP850
  */
 #define CFG_OR6_PRELIM          0xffff8170
 #define CFG_BR6_PRELIM          0xa0000401
 #define DPRAM_BASE_ADDR         0xa0000000

 #define CONFIG_MISC_INIT_R      1
 #endif

 /*
  * 4096 Rows from SDRAM example configuration
  * 1000 factor s -> ms
  * 64   PTP (pre-divider from MPTPR) from SDRAM example configuration
  * 4    Number of refresh cycles per period
  * 64   Refresh cycle in ms per number of rows
  */
 #define CFG_PTA_PER_CLK		((4096 * 64 * 1000) / (4 * 64))

 /*
  * Memory Periodic Timer Prescaler
  */

 /* periodic timer for refresh */
 #define CFG_MAMR_PTA		39

 /* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit	*/
 #define CFG_MPTPR_2BK_4K	MPTPR_PTP_DIV16		/* setting for 2 banks	*/
 #define CFG_MPTPR_1BK_4K	MPTPR_PTP_DIV32		/* setting for 1 bank	*/

 /* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit		*/
 #define CFG_MPTPR_2BK_8K	MPTPR_PTP_DIV8		/* setting for 2 banks	*/
 #define CFG_MPTPR_1BK_8K	MPTPR_PTP_DIV16		/* setting for 1 bank	*/

 /*
  * MAMR settings for SDRAM
  */

 #define CFG_MAMR_8COL	((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE | \
 			 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
 			 MAMR_RLFA_1X    | MAMR_WLFA_1X    | MAMR_TLFA_4X)
 #define CFG_MAMR_9COL	((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE | \
 			 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
 			 MAMR_RLFA_1X    | MAMR_WLFA_1X    | MAMR_TLFA_4X)

 /*
  * MBMR settings for NAND flash
  */

 #define CFG_MBMR_NAND ( MBMR_WLFB_5X )

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

 #define CONFIG_JFFS2_NAND 1			/* jffs2 on nand support */
 #define NAND_CACHE_PAGES 16			/* size of nand cache in 512 bytes pages */

 /*
  * JFFS2 partitions
  */

 /* No command line, one static partition */
 #undef CONFIG_JFFS2_CMDLINE
 #define CONFIG_JFFS2_DEV		"nand0"
 #define CONFIG_JFFS2_PART_SIZE		0x00400000
 #define CONFIG_JFFS2_PART_OFFSET	0x00000000

 /* mtdparts command line support */
 #define CONFIG_JFFS2_CMDLINE
 #define MTDIDS_DEFAULT		"nor0=nc650-0,nand0=nc650-nand"

 #define MTDPARTS_DEFAULT	"mtdparts=nc650-0:1m(kernel1),1m(kernel2)," \
 					"4m(cramfs1),1m(cramfs2)," \
 					"256k(u-boot),128k(env);" \
 				"nc650-nand:4m(jffs1),28m(jffs2)"

 #endif	/* __CONFIG_H */
	/*
	* (C) Copyright 2006 Detlev Zundel, dzu@denx.de
	* (C) Copyright 2005
	* Wolfgang Denk, DENX Software Engineering, wd@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_MPC852T 1
	#define CONFIG_NC650 1

	#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
	#undef CONFIG_8xx_CONS_SMC2
	#undef CONFIG_8xx_CONS_NONE
	#define CONFIG_BAUDRATE 115200
	#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */

	/*
	* 10 MHz - PLL input clock
	*/
	#define CONFIG_8xx_OSCLK 10000000

	/*
	* 50 MHz - default CPU clock
	*/
	#define CONFIG_8xx_CPUCLK_DEFAULT 50000000

	/*
	* 15 MHz - CPU minimum clock
	*/
	#define CFG_8xx_CPUCLK_MIN 15000000

	/*
	* 133 MHz - CPU maximum clock
	*/
	#define CFG_8xx_CPUCLK_MAX 133000000

	#define CFG_MEASURE_CPUCLK
	#define CFG_8XX_XIN CONFIG_8xx_OSCLK

	#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
	#define CONFIG_AUTOBOOT_KEYED
	#define CONFIG_AUTOBOOT_PROMPT "\nEnter password - autoboot in %d seconds...\n"
	#define CONFIG_AUTOBOOT_DELAY_STR "ids"
	#define CONFIG_BOOT_RETRY_TIME 900
	#define CONFIG_BOOT_RETRY_MIN 30

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

	#undef CONFIG_BOOTARGS
	#define CONFIG_BOOTCOMMAND \
	"bootp;" \
	"setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
	"bootm"

	#define CONFIG_WATCHDOG /* watchdog enabled */

	#undef CONFIG_STATUS_LED /* Status LED disabled */

	#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT \| CONFIG_BOOTP_BOOTFILESIZE)

	#define CONFIG_FEC_ENET 1 /* use FEC ethernet */
	#define FEC_ENET
	#define CONFIG_MII
	#define CFG_DISCOVER_PHY 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 100000 /* 100 kHz */
	#define CFG_I2C_SLAVE 0x7f

	/*
	* Software (bit-bang) I2C driver configuration
	*/
	#if defined(CONFIG_IDS852_REV1)

	#define SCL 0x1000 /* PA 3 */
	#define SDA 0x2000 /* PA 2 */

	#define __I2C_DIR immr->im_ioport.iop_padir
	#define __I2C_DAT immr->im_ioport.iop_padat
	#define __I2C_PAR immr->im_ioport.iop_papar

	#elif defined(CONFIG_IDS852_REV2)

	#define SCL 0x0002 /* PB 30 */
	#define SDA 0x0001 /* PB 31 */

	#define __I2C_PAR immr->im_cpm.cp_pbpar
	#define __I2C_DIR immr->im_cpm.cp_pbdir
	#define __I2C_DAT immr->im_cpm.cp_pbdat

	#endif

	#define I2C_INIT { __I2C_PAR &= ~(SDA\|SCL); \
	__I2C_DIR \|= (SDA\|SCL); }
	#define I2C_READ ((__I2C_DAT & SDA) ? 1 : 0)
	#define I2C_SDA(x) { if (x) __I2C_DAT \|= SDA; else __I2C_DAT &= ~SDA; }
	#define I2C_SCL(x) { if (x) __I2C_DAT \|= SCL; else __I2C_DAT &= ~SCL; }
	#define I2C_DELAY { udelay(5); }
	#define I2C_ACTIVE { __I2C_DIR \|= SDA; }
	#define I2C_TRISTATE { __I2C_DIR &= ~SDA; }

	#define CONFIG_RTC_PCF8563
	#define CFG_I2C_RTC_ADDR 0x51

	#define CONFIG_COMMANDS ( CONFIG_CMD_DFL \| \
	CFG_CMD_ASKENV \| \
	CFG_CMD_DATE \| \
	CFG_CMD_DHCP \| \
	CFG_CMD_I2C \| \
	CFG_CMD_NAND \| \
	CFG_CMD_JFFS2 \| \
	CFG_CMD_NFS \| \
	CFG_CMD_SNTP )

	/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
	#include <cmd_confdefs.h>

	/*
	* Miscellaneous configurable options
	*/
	#define CFG_LONGHELP /* undef to save memory */
	#define CFG_PROMPT "=> " /* Monitor Command Prompt */
	#if (CONFIG_COMMANDS & CFG_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 0x0100000 /* memtest works on */
	#define CFG_MEMTEST_END 0x0400000 /* 1 ... 4 MB in DRAM */

	#define CFG_LOAD_ADDR 0x00100000

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

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

	/*
	* Low Level Configuration Settings
	* (address mappings, register initial values, etc.)
	* You should know what you are doing if you make changes here.
	*/
	/*-----------------------------------------------------------------------
	* Internal Memory Mapped Register
	*/
	#define CFG_IMMR 0xF0000000
	#define CFG_IMMR_SIZE ((uint)(64 * 1024))

	/*-----------------------------------------------------------------------
	* Definitions for initial stack pointer and data area (in DPRAM)
	*/
	#define CFG_INIT_RAM_ADDR CFG_IMMR
	#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
	#define CFG_GBL_DATA_SIZE 64 /* 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
	*/
	#define CFG_SDRAM_BASE 0x00000000
	#define CFG_FLASH_BASE 0x40000000

	#define CFG_RESET_ADDRESS 0xFFF00100

	#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
	#define CFG_MONITOR_BASE TEXT_BASE
	#define CFG_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc() */

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

	#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
	#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */


	#define CFG_ENV_IS_IN_FLASH 1
	#define CFG_ENV_OFFSET 0x00740000

	#define CFG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment sector */
	#define CFG_ENV_SIZE 0x4000 /* Used Size of Environment Sector */

	/*-----------------------------------------------------------------------
	* Cache Configuration
	*/
	#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
	#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
	#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
	#endif

	/*
	* NAND flash support
	*/
	#define CFG_NAND_LEGACY

	#define CFG_MAX_NAND_DEVICE 1
	#define NAND_ChipID_UNKNOWN 0x00
	#define SECTORSIZE 512
	#define NAND_MAX_FLOORS 1
	#define NAND_MAX_CHIPS 1
	#define ADDR_PAGE 2
	#define ADDR_COLUMN_PAGE 3
	#define ADDR_COLUMN 1
	#define NAND_NO_RB


	/*-----------------------------------------------------------------------
	* SYPCR - System Protection Control 11-9
	* SYPCR can only be written once after reset!
	*-----------------------------------------------------------------------
	* Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
	*/
	#if defined(CONFIG_WATCHDOG)
	#define CFG_SYPCR (SYPCR_SWTC \| SYPCR_BMT \| SYPCR_BME \| SYPCR_SWF \| \
	SYPCR_SWE \| SYPCR_SWRI\| SYPCR_SWP)
	#else
	#define CFG_SYPCR (SYPCR_SWTC \| SYPCR_BMT \| SYPCR_BME \| SYPCR_SWF \| SYPCR_SWP)
	#endif

	/*-----------------------------------------------------------------------
	* SIUMCR - SIU Module Configuration 11-6
	*-----------------------------------------------------------------------
	*/
	#define CFG_SIUMCR (SIUMCR_DBGC11 \| SIUMCR_DBPC00 \| SIUMCR_MLRC01)

	/*-----------------------------------------------------------------------
	* TBSCR - Time Base Status and Control 11-26
	*-----------------------------------------------------------------------
	* Clear Reference Interrupt Status, Timebase freezing enabled
	*/
	#define CFG_TBSCR (TBSCR_REFA \| TBSCR_REFB \| TBSCR_TBE)

	/*-----------------------------------------------------------------------
	* PISCR - Periodic Interrupt Status and Control 11-31
	*-----------------------------------------------------------------------
	* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
	*/
	#define CFG_PISCR (PISCR_PS \| PISCR_PITF)

	/*-----------------------------------------------------------------------
	* SCCR - System Clock and reset Control Register 15-27
	*-----------------------------------------------------------------------
	* Set clock output, timebase and RTC source and divider,
	* power management and some other internal clocks
	*/
	#define SCCR_MASK SCCR_EBDF11
	#define CFG_SCCR (SCCR_COM00 \| SCCR_DFSYNC00 \| \
	SCCR_DFBRG00 \| SCCR_DFNL000 \| SCCR_DFNH000 \| \
	SCCR_DFLCD000 \| SCCR_DFALCD00)

	/*-----------------------------------------------------------------------
	*
	*-----------------------------------------------------------------------
	*
	*/
	#define CFG_DER 0

	/*
	* Init Memory Controller:
	*
	* BR0 and OR0 (FLASH)
	*/

	#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */

	#define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */
	#define CFG_PRELIM_OR_AM 0xE0000000 /* OR addr mask */

	/* FLASH timing: Default value of OR0 after reset */
	#define CFG_OR_TIMING_FLASH (OR_CSNT_SAM \| OR_ACS_MSK \| OR_BI \| \
	OR_SCY_15_CLK \| OR_TRLX)

	#define CFG_OR0_REMAP (CFG_REMAP_OR_AM \| CFG_OR_TIMING_FLASH)
	#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM \| CFG_OR_TIMING_FLASH)
	#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) \| BR_PS_8 \| BR_V)

	/*
	* BR2 and OR2 (NAND Flash) - addressed through UPMB on rev 1
	* rev2 only uses the chipselect
	*/
	#define CFG_NAND_BASE 0x50000000
	#define CFG_NAND_SIZE 0x04000000

	#define CFG_OR_TIMING_NAND (OR_CSNT_SAM \| OR_ACS_DIV1 \| OR_BI \| \
	OR_SCY_15_CLK \| OR_EHTR \| OR_TRLX)

	#define CFG_BR2_PRELIM ((CFG_NAND_BASE & BR_BA_MSK) \| BR_PS_8 \| BR_MS_UPMB \| BR_V )
	#define CFG_OR2_PRELIM (((-CFG_NAND_SIZE) & OR_AM_MSK) \| OR_BI )

	/*
	* BR3 and OR3 (SDRAM)
	*/
	#define SDRAM_BASE3_PRELIM 0x00000000 /* SDRAM bank */
	#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */

	/*
	* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care)
	*/
	#define CFG_OR_TIMING_SDRAM 0x00000A00

	#define CFG_OR3_PRELIM (CFG_PRELIM_OR_AM \| CFG_OR_TIMING_SDRAM)
	#define CFG_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) \| BR_MS_UPMA \| BR_V)

	/*
	* BR4 and OR4 (CPLD)
	*/
	#define CFG_CPLD_BASE 0x80000000 /* CPLD */
	#define CFG_CPLD_SIZE 0x10000 /* only 16 used */

	#define CFG_OR_TIMING_CPLD (OR_CSNT_SAM \| OR_ACS_DIV1 \| OR_BI \| \
	OR_SCY_1_CLK)

	#define CFG_BR4_PRELIM ((CFG_CPLD_BASE & BR_BA_MSK) \| BR_PS_8 \| BR_V )
	#define CFG_OR4_PRELIM (((-CFG_CPLD_SIZE) & OR_AM_MSK) \| CFG_OR_TIMING_CPLD)

	/*
	* BR5 and OR5 (SRAM)
	*/
	#define CFG_SRAM_BASE 0x60000000
	#define CFG_SRAM_SIZE 0x00080000

	#define CFG_OR_TIMING_SRAM (OR_CSNT_SAM \| OR_ACS_DIV1 \| OR_BI \| \
	OR_SCY_15_CLK \| OR_EHTR \| OR_TRLX)

	#define CFG_BR5_PRELIM ((CFG_SRAM_BASE & BR_BA_MSK) \| BR_PS_8 \| BR_V )
	#define CFG_OR5_PRELIM (((-CFG_SRAM_SIZE) & OR_AM_MSK) \| CFG_OR_TIMING_SRAM)

	#if defined(CONFIG_CP850)
	/*
	* BR6 and OR6 (DPRAM) - only on CP850
	*/
	#define CFG_OR6_PRELIM 0xffff8170
	#define CFG_BR6_PRELIM 0xa0000401
	#define DPRAM_BASE_ADDR 0xa0000000

	#define CONFIG_MISC_INIT_R 1
	#endif

	/*
	* 4096 Rows from SDRAM example configuration
	* 1000 factor s -> ms
	* 64 PTP (pre-divider from MPTPR) from SDRAM example configuration
	* 4 Number of refresh cycles per period
	* 64 Refresh cycle in ms per number of rows
	*/
	#define CFG_PTA_PER_CLK ((4096 * 64 * 1000) / (4 * 64))

	/*
	* Memory Periodic Timer Prescaler
	*/

	/* periodic timer for refresh */
	#define CFG_MAMR_PTA 39

	/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
	#define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
	#define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */

	/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
	#define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
	#define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */

	/*
	* MAMR settings for SDRAM
	*/

	#define CFG_MAMR_8COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) \| MAMR_PTAE \| \
	MAMR_AMA_TYPE_0 \| MAMR_DSA_1_CYCL \| MAMR_G0CLA_A11 \| \
	MAMR_RLFA_1X \| MAMR_WLFA_1X \| MAMR_TLFA_4X)
	#define CFG_MAMR_9COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) \| MAMR_PTAE \| \
	MAMR_AMA_TYPE_1 \| MAMR_DSA_1_CYCL \| MAMR_G0CLA_A10 \| \
	MAMR_RLFA_1X \| MAMR_WLFA_1X \| MAMR_TLFA_4X)

	/*
	* MBMR settings for NAND flash
	*/

	#define CFG_MBMR_NAND ( MBMR_WLFB_5X )

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

	#define CONFIG_JFFS2_NAND 1 /* jffs2 on nand support */
	#define NAND_CACHE_PAGES 16 /* size of nand cache in 512 bytes pages */

	/*
	* JFFS2 partitions
	*/

	/* No command line, one static partition */
	#undef CONFIG_JFFS2_CMDLINE
	#define CONFIG_JFFS2_DEV "nand0"
	#define CONFIG_JFFS2_PART_SIZE 0x00400000
	#define CONFIG_JFFS2_PART_OFFSET 0x00000000

	/* mtdparts command line support */
	#define CONFIG_JFFS2_CMDLINE
	#define MTDIDS_DEFAULT "nor0=nc650-0,nand0=nc650-nand"

	#define MTDPARTS_DEFAULT "mtdparts=nc650-0:1m(kernel1),1m(kernel2)," \
	"4m(cramfs1),1m(cramfs2)," \
	"256k(u-boot),128k(env);" \
	"nc650-nand:4m(jffs1),28m(jffs2)"

	#endif /* __CONFIG_H */