include/configs/FADS823.h - github/trini/u-boot - Gitiles

  /*
   * A collection of structures, addresses, and values associated with
   * the Motorola 860T FADS board.  Copied from the MBX stuff.
   * Magnus Damm added defines for 8xxrom and extended bd_info.
   * Helmut Buchsbaum added bitvalues for BCSRx
   *
   * Copyright (c) 1998 Dan Malek (dmalek@jlc.net)
   */

 /*
  * 1999-nov-26: The FADS is using the following physical memorymap:
  *
  * ff020000 -> ff02ffff : pcmcia     io remapping
  * ff010000 -> ff01ffff : BCSR       connected to CS1, setup by U-Boot
  * ff000000 -> ff00ffff : IMAP       internal in the cpu
  * e0000000 -> f3ffffff : pcmcia     memory remapping by m8xx_pcmcia
  * fe000000 -> fe1fffff : flash      connected to CS0, setup by U-Boot
  * 00000000 -> nnnnnnnn : sdram/dram setup by U-Boot
 */

 #define CONFIG_SYS_PCMCIA_IO_ADDR	0xff020000
 #define CONFIG_SYS_PCMCIA_IO_SIZE	0x10000
 #define CONFIG_SYS_PCMCIA_MEM_ADDR	0xe0000000
 #define CONFIG_SYS_PCMCIA_MEM_SIZE	0x10000
 #define CONFIG_SYS_IMMR		0xFF000000
 #define	CONFIG_SYS_SDRAM_SIZE		(4<<20) /* standard FADS has 4M */
 #define	CONFIG_SYS_SDRAM_BASE		0x00000000
 #define CONFIG_SYS_FLASH_BASE		0x02800000
 #define BCSR_ADDR		((uint) 0xff010000)
 #define FLASH_BASE0_PRELIM	0x02800000	/* FLASH bank #0	*/

 /* ------------------------------------------------------------------------- */

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

 #ifndef __CONFIG_H
 #define __CONFIG_H

 #define	CONFIG_SYS_TEXT_BASE	0xFE000000

 #define	CONFIG_ETHADDR		08:00:22:50:70:63	/* Ethernet address */
 #define CONFIG_ENV_OVERWRITE	1	/* Overwrite the environment */

 #define CONFIG_VIDEO		1	/* To enable video controller support */
 #define CONFIG_HARD_I2C		1	/* To I2C with hardware support */
 #define CONFIG_SYS_I2C_SPEED		400000	/* I2C speed and slave address */
 #define CONFIG_SYS_I2C_SLAVE		0x7F

 /*#define CONFIG_PCMCIA		1	/ * To enable PCMCIA support */

 /* Video related */

 #define CONFIG_VIDEO_LOGO			1	/* Show the logo */
 #define CONFIG_VIDEO_ENCODER_AD7176		1	/* Enable this encoder */
 #define CONFIG_VIDEO_ENCODER_AD7176_ADDR	0x54	/* Default on fads */
 #define CONFIG_VIDEO_SIZE			(2*1024*1024)
 /* #define CONFIG_VIDEO_ADDR (gd->bd->bi_memsize - CONFIG_VIDEO_SIZE) Frame buffer address */

 /* Wireless 56Khz 4PPM keyboard on SMCx */

 /*#define CONFIG_KEYBOARD		1 */
 #define CONFIG_WL_4PPM_KEYBOARD_SMC	0	/* SMC to use (0 indexed) */

 /*
  * High Level Configuration Options
  * (easy to change)
  */
 #define CONFIG_MPC823		1
 #define CONFIG_MPC823FADS	1
 #define CONFIG_FADS		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

 /* Set the CPU speed to 50Mhz on the FADS */

 #if 0
 #define MPC8XX_FACT	10			/* Multiply by 10		*/
 #define MPC8XX_XIN	5000000			/* 5 MHz in	*/
 #else
 #define MPC8XX_FACT	10			/* Multiply by 10 */
 #define MPC8XX_XIN	5000000			/* 5 MHz in */
 #define CONFIG_SYS_PLPRCR_MF	(MPC8XX_FACT-1) << 20	/* From 0 to 4095 */
 #endif
 #define MPC8XX_HZ ((MPC8XX_XIN) * (MPC8XX_FACT))

 #define	CONFIG_CLOCKS_IN_MHZ	1	/* clocks passsed to Linux in MHz */

 #if 1
 #define CONFIG_BOOTDELAY	2	/* autoboot after 2 seconds	*/
 #define CONFIG_LOADS_ECHO	0	/* Dont echoes received characters */
 #define CONFIG_BOOTARGS		""
 #define CONFIG_BOOTCOMMAND							\
 "bootp ;"									\
 "setenv bootargs console=tty0 console=ttyS0 "					\
 "root=/dev/nfs nfsroot=${serverip}:${rootpath} "				\
 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}:eth0:off ;"	\
 "bootm"
 #else
 #define CONFIG_BOOTDELAY	0	/* autoboot disabled		*/
 #endif

 #undef	CONFIG_WATCHDOG			/* watchdog disabled		*/


 /*
  * BOOTP options
  */
 #define CONFIG_BOOTP_SUBNETMASK
 #define CONFIG_BOOTP_GATEWAY
 #define CONFIG_BOOTP_HOSTNAME
 #define CONFIG_BOOTP_BOOTPATH
 #define CONFIG_BOOTP_BOOTFILESIZE
 #define CONFIG_BOOTP_SUBNETMASK
 #define CONFIG_BOOTP_GATEWAY
 #define CONFIG_BOOTP_HOSTNAME
 #define CONFIG_BOOTP_NISDOMAIN
 #define CONFIG_BOOTP_BOOTPATH
 #define CONFIG_BOOTP_DNS
 #define CONFIG_BOOTP_DNS2
 #define CONFIG_BOOTP_SEND_HOSTNAME
 #define CONFIG_BOOTP_NTPSERVER
 #define CONFIG_BOOTP_TIMEOFFSET


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


 /*
  * Miscellaneous configurable options
  */
 #define	CONFIG_SYS_LONGHELP				/* undef to save memory		*/
 #define	CONFIG_SYS_PROMPT		":>"		/* Monitor Command Prompt	*/
 #if defined(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	*/

 #define CONFIG_SYS_MEMTEST_START	0x00004000	/* memtest works on	*/
 #define CONFIG_SYS_MEMTEST_END		0x01000000	/* 0 ... 16 MB in DRAM	*/

 #define CONFIG_SYS_LOAD_ADDR		0x00100000	/* default load address */

 /*
  * 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 CONFIG_SYS_IMMR_SIZE		((uint)(64 * 1024))

 /*-----------------------------------------------------------------------
  * Definitions for initial stack pointer and data area (in DPRAM)
  */
 #define CONFIG_SYS_INIT_RAM_ADDR	CONFIG_SYS_IMMR
 #define	CONFIG_SYS_INIT_RAM_SIZE	0x2F00	/* Size of used area in DPRAM	*/
 #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

 /*-----------------------------------------------------------------------
  * Start addresses for the final memory configuration
  * (Set up by the startup code)
  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
  * Also NOTE that it doesn't mean SDRAM - it means MEMORY.
  */
 #define CONFIG_SYS_FLASH_SIZE		((uint)(8 * 1024 * 1024))	/* max 8Mbyte */
 #if 0
 #define	CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor	*/
 #else
 #define	CONFIG_SYS_MONITOR_LEN		(512 << 10)	/* Reserve 512 kB for Monitor	*/
 #endif
 #define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_FLASH_BASE
 #define	CONFIG_SYS_MALLOC_LEN		(128 << 10)	/* Reserve 128 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	CONFIG_SYS_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux	*/
 /*-----------------------------------------------------------------------
  * FLASH organization
  */
 #define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
 #define CONFIG_SYS_MAX_FLASH_SECT	8	/* max number of sectors on one chip	*/

 #define CONFIG_SYS_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
 #define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/

 #define	CONFIG_ENV_IS_IN_FLASH	1
 #define CONFIG_ENV_OFFSET		0x00040000	/* Offset of Environment Sector */
 #define	CONFIG_ENV_SIZE		0x40000	/* Total Size of Environment Sector	*/
 #define	CONFIG_SYS_USE_PPCENV			/* Environment embedded in sect .ppcenv */

 /*-----------------------------------------------------------------------
  * Cache Configuration
  */
 #define CONFIG_SYS_CACHELINE_SIZE	16	/* For all MPC8xx CPUs			*/
 #if defined(CONFIG_CMD_KGDB)
 #define CONFIG_SYS_CACHELINE_SHIFT	4	/* log base 2 of the above value	*/
 #endif

 /*-----------------------------------------------------------------------
  * 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 CONFIG_SYS_SYPCR	(SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
 			 SYPCR_SWE  | SYPCR_SWRI| SYPCR_SWP)
 #else
 #define CONFIG_SYS_SYPCR	(SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
 #endif

 /*-----------------------------------------------------------------------
  * SIUMCR - SIU Module Configuration						11-6
  *-----------------------------------------------------------------------
  * PCMCIA config., multi-function pin tri-state
  */
 #define CONFIG_SYS_SIUMCR	(SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)

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

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

 /*-----------------------------------------------------------------------
  * PLPRCR - PLL, Low-Power, and Reset Control Register	15-30
  *-----------------------------------------------------------------------
  * Reset PLL lock status sticky bit, timer expired status bit and timer  *
  * interrupt status bit - leave PLL multiplication factor unchanged !
  */
 #define CONFIG_SYS_PLPRCR	(PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | CONFIG_SYS_PLPRCR_MF)

 /*-----------------------------------------------------------------------
  * 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 CONFIG_SYS_SCCR       (SCCR_TBS     | \
 				SCCR_COM00   | SCCR_DFSYNC00 | SCCR_DFBRG00  | \
 				SCCR_DFNL000 | SCCR_DFNH000  | SCCR_DFLCD000 | \
 				SCCR_DFALCD00)

  /*-----------------------------------------------------------------------
  *
  *-----------------------------------------------------------------------
  *
  */
 #define CONFIG_SYS_DER		0

 /* Because of the way the 860 starts up and assigns CS0 the
 * entire address space, we have to set the memory controller
 * differently.  Normally, you write the option register
 * first, and then enable the chip select by writing the
 * base register.  For CS0, you must write the base register
 * first, followed by the option register.
 */

 /*
  * Init Memory Controller:
  *
  * BR0/1 and OR0/1 (FLASH)
  */
 /* the other CS:s are determined by looking at parameters in BCSRx */

 #define BCSR_SIZE		((uint)(64 * 1024))

 #define FLASH_BASE1_PRELIM	0x00000000	/* FLASH bank #1	*/

 #define CONFIG_SYS_REMAP_OR_AM		0x80000000	/* OR addr mask */
 #define CONFIG_SYS_PRELIM_OR_AM	0xFFE00000	/* OR addr mask */

 /* FLASH timing: ACS = 10, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 0	*/
 #define CONFIG_SYS_OR_TIMING_FLASH	(OR_CSNT_SAM  | OR_ACS_DIV4 | OR_BI | OR_SCY_3_CLK | OR_TRLX)

 #define CONFIG_SYS_OR0_REMAP	(CONFIG_SYS_REMAP_OR_AM  | CONFIG_SYS_OR_TIMING_FLASH)
 #define CONFIG_SYS_OR0_PRELIM	(CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_FLASH)   /* 1 Mbyte until detected and only 1 Mbyte is needed*/
 #define CONFIG_SYS_BR0_PRELIM	((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )

 /* BCSRx - Board Control and Status Registers */
 #define CONFIG_SYS_OR1_REMAP	CONFIG_SYS_OR0_REMAP
 #define CONFIG_SYS_OR1_PRELIM	0xffff8110									/* 64Kbyte address space */
 #define CONFIG_SYS_BR1_PRELIM	((BCSR_ADDR) | BR_V )


 /*
  * Memory Periodic Timer Prescaler
  */

 /* periodic timer for refresh */
 #define CONFIG_SYS_MAMR_PTA		97		/* start with divider for 100 MHz	*/

 /* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit	*/
 #define CONFIG_SYS_MPTPR_2BK_4K	MPTPR_PTP_DIV16		/* setting for 2 banks	*/
 #define CONFIG_SYS_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 CONFIG_SYS_MPTPR_2BK_8K	MPTPR_PTP_DIV8		/* setting for 2 banks	*/
 #define CONFIG_SYS_MPTPR_1BK_8K	MPTPR_PTP_DIV16		/* setting for 1 bank	*/

 /*
  * MAMR settings for SDRAM
  */

 /* 8 column SDRAM */
 #define CONFIG_SYS_MAMR_8COL	((CONFIG_SYS_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)
 /* 9 column SDRAM */
 #define CONFIG_SYS_MAMR_9COL	((CONFIG_SYS_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)

 #define CONFIG_SYS_MAMR		0x13a01114

 /* values according to the manual */

 #define	BCSR0			((uint) (BCSR_ADDR + 00))
 #define	BCSR1			((uint) (BCSR_ADDR + 0x04))
 #define	BCSR2			((uint) (BCSR_ADDR + 0x08))
 #define	BCSR3			((uint) (BCSR_ADDR + 0x0c))
 #define	BCSR4			((uint) (BCSR_ADDR + 0x10))

 /* FADS bitvalues by Helmut Buchsbaum
  * see MPC8xxADS User's Manual for a proper description
  * of the following structures
  */

 #define BCSR0_ERB       ((uint)0x80000000)
 #define BCSR0_IP        ((uint)0x40000000)
 #define BCSR0_BDIS      ((uint)0x10000000)
 #define BCSR0_BPS_MASK  ((uint)0x0C000000)
 #define BCSR0_ISB_MASK  ((uint)0x01800000)
 #define BCSR0_DBGC_MASK ((uint)0x00600000)
 #define BCSR0_DBPC_MASK ((uint)0x00180000)
 #define BCSR0_EBDF_MASK ((uint)0x00060000)

 #define BCSR1_FLASH_EN           ((uint)0x80000000)
 #define BCSR1_DRAM_EN            ((uint)0x40000000)
 #define BCSR1_ETHEN              ((uint)0x20000000)
 #define BCSR1_IRDEN              ((uint)0x10000000)
 #define BCSR1_FLASH_CFG_EN       ((uint)0x08000000)
 #define BCSR1_CNT_REG_EN_PROTECT ((uint)0x04000000)
 #define BCSR1_BCSR_EN            ((uint)0x02000000)
 #define BCSR1_RS232EN_1          ((uint)0x01000000)
 #define BCSR1_PCCEN              ((uint)0x00800000)
 #define BCSR1_PCCVCC0            ((uint)0x00400000)
 #define BCSR1_PCCVPP_MASK        ((uint)0x00300000)
 #define BCSR1_DRAM_HALF_WORD     ((uint)0x00080000)
 #define BCSR1_RS232EN_2          ((uint)0x00040000)
 #define BCSR1_SDRAM_EN           ((uint)0x00020000)
 #define BCSR1_PCCVCC1            ((uint)0x00010000)

 #define BCSR2_FLASH_PD_MASK      ((uint)0xF0000000)
 #define BCSR2_FLASH_PD_SHIFT	 28
 #define BCSR2_DRAM_PD_MASK       ((uint)0x07800000)
 #define BCSR2_DRAM_PD_SHIFT      23
 #define BCSR2_EXTTOLI_MASK       ((uint)0x00780000)
 #define BCSR2_DBREVNR_MASK       ((uint)0x00030000)

 #define BCSR3_DBID_MASK          ((ushort)0x3800)
 #define BCSR3_CNT_REG_EN_PROTECT ((ushort)0x0400)
 #define BCSR3_BREVNR0            ((ushort)0x0080)
 #define BCSR3_FLASH_PD_MASK      ((ushort)0x0070)
 #define BCSR3_BREVN1             ((ushort)0x0008)
 #define BCSR3_BREVN2_MASK        ((ushort)0x0003)

 #define BCSR4_ETHLOOP            ((uint)0x80000000)
 #define BCSR4_TFPLDL             ((uint)0x40000000)
 #define BCSR4_TPSQEL             ((uint)0x20000000)
 #define BCSR4_SIGNAL_LAMP        ((uint)0x10000000)
 #ifdef CONFIG_MPC823
 #define BCSR4_USB_EN             ((uint)0x08000000)
 #endif /* CONFIG_MPC823 */
 #ifdef CONFIG_MPC860SAR
 #define BCSR4_UTOPIA_EN          ((uint)0x08000000)
 #endif /* CONFIG_MPC860SAR */
 #ifdef CONFIG_MPC860T
 #define BCSR4_FETH_EN            ((uint)0x08000000)
 #endif /* CONFIG_MPC860T */
 #ifdef CONFIG_MPC823
 #define BCSR4_USB_SPEED          ((uint)0x04000000)
 #endif /* CONFIG_MPC823 */
 #ifdef CONFIG_MPC860T
 #define BCSR4_FETHCFG0           ((uint)0x04000000)
 #endif /* CONFIG_MPC860T */
 #ifdef CONFIG_MPC823
 #define BCSR4_VCCO               ((uint)0x02000000)
 #endif /* CONFIG_MPC823 */
 #ifdef CONFIG_MPC860T
 #define BCSR4_FETHFDE            ((uint)0x02000000)
 #endif /* CONFIG_MPC860T */
 #ifdef CONFIG_MPC823
 #define BCSR4_VIDEO_ON           ((uint)0x00800000)
 #endif /* CONFIG_MPC823 */
 #ifdef CONFIG_MPC823
 #define BCSR4_VDO_EKT_CLK_EN     ((uint)0x00400000)
 #endif /* CONFIG_MPC823 */
 #ifdef CONFIG_MPC860T
 #define BCSR4_FETHCFG1           ((uint)0x00400000)
 #endif /* CONFIG_MPC860T */
 #ifdef CONFIG_MPC823
 #define BCSR4_VIDEO_RST          ((uint)0x00200000)
 #endif /* CONFIG_MPC823 */
 #ifdef CONFIG_MPC860T
 #define BCSR4_FETHRST            ((uint)0x00200000)
 #endif /* CONFIG_MPC860T */
 #ifdef CONFIG_MPC823
 #define BCSR4_MODEM_EN           ((uint)0x00100000)
 #endif /* CONFIG_MPC823 */
 #ifdef CONFIG_MPC823
 #define BCSR4_DATA_VOICE         ((uint)0x00080000)
 #endif /* CONFIG_MPC823 */
 #ifdef CONFIG_MPC850
 #define BCSR4_DATA_VOICE         ((uint)0x00080000)
 #endif /* CONFIG_MPC850 */

 #define CONFIG_DRAM_50MHZ		1
 #define CONFIG_SDRAM_50MHZ

 /* We don't use the 8259.
 */
 #define NR_8259_INTS	0

 /*
  * MPC8xx CPM Options
  */
 #define CONFIG_SCC_ENET 1
 #define CONFIG_SCC2_ENET 1
 #undef  CONFIG_FEC_ENET
 #undef  CONFIG_CPM_IIC
 #undef  CONFIG_UCODE_PATCH

 #define CONFIG_DISK_SPINUP_TIME 1000000

 /* PCMCIA configuration */

 #define PCMCIA_MAX_SLOTS    1

 #ifdef CONFIG_MPC860
 #define PCMCIA_SLOT_A 1
 #endif

 #define CONFIG_SYS_DAUGHTERBOARD

 #endif	/* __CONFIG_H */
	/*
	* A collection of structures, addresses, and values associated with
	* the Motorola 860T FADS board. Copied from the MBX stuff.
	* Magnus Damm added defines for 8xxrom and extended bd_info.
	* Helmut Buchsbaum added bitvalues for BCSRx
	*
	* Copyright (c) 1998 Dan Malek (dmalek@jlc.net)
	*/

	/*
	* 1999-nov-26: The FADS is using the following physical memorymap:
	*
	* ff020000 -> ff02ffff : pcmcia io remapping
	* ff010000 -> ff01ffff : BCSR connected to CS1, setup by U-Boot
	* ff000000 -> ff00ffff : IMAP internal in the cpu
	* e0000000 -> f3ffffff : pcmcia memory remapping by m8xx_pcmcia
	* fe000000 -> fe1fffff : flash connected to CS0, setup by U-Boot
	* 00000000 -> nnnnnnnn : sdram/dram setup by U-Boot
	*/

	#define CONFIG_SYS_PCMCIA_IO_ADDR 0xff020000
	#define CONFIG_SYS_PCMCIA_IO_SIZE 0x10000
	#define CONFIG_SYS_PCMCIA_MEM_ADDR 0xe0000000
	#define CONFIG_SYS_PCMCIA_MEM_SIZE 0x10000
	#define CONFIG_SYS_IMMR 0xFF000000
	#define CONFIG_SYS_SDRAM_SIZE (4<<20) /* standard FADS has 4M */
	#define CONFIG_SYS_SDRAM_BASE 0x00000000
	#define CONFIG_SYS_FLASH_BASE 0x02800000
	#define BCSR_ADDR ((uint) 0xff010000)
	#define FLASH_BASE0_PRELIM 0x02800000 /* FLASH bank #0 */

	/* ------------------------------------------------------------------------- */

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

	#ifndef __CONFIG_H
	#define __CONFIG_H

	#define CONFIG_SYS_TEXT_BASE 0xFE000000

	#define CONFIG_ETHADDR 08:00:22:50:70:63 /* Ethernet address */
	#define CONFIG_ENV_OVERWRITE 1 /* Overwrite the environment */

	#define CONFIG_VIDEO 1 /* To enable video controller support */
	#define CONFIG_HARD_I2C 1 /* To I2C with hardware support */
	#define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
	#define CONFIG_SYS_I2C_SLAVE 0x7F

	/#define CONFIG_PCMCIA 1 / To enable PCMCIA support */

	/* Video related */

	#define CONFIG_VIDEO_LOGO 1 /* Show the logo */
	#define CONFIG_VIDEO_ENCODER_AD7176 1 /* Enable this encoder */
	#define CONFIG_VIDEO_ENCODER_AD7176_ADDR 0x54 /* Default on fads */
	#define CONFIG_VIDEO_SIZE (210241024)
	/* #define CONFIG_VIDEO_ADDR (gd->bd->bi_memsize - CONFIG_VIDEO_SIZE) Frame buffer address */

	/* Wireless 56Khz 4PPM keyboard on SMCx */

	/#define CONFIG_KEYBOARD 1 /
	#define CONFIG_WL_4PPM_KEYBOARD_SMC 0 /* SMC to use (0 indexed) */

	/*
	* High Level Configuration Options
	* (easy to change)
	*/
	#define CONFIG_MPC823 1
	#define CONFIG_MPC823FADS 1
	#define CONFIG_FADS 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

	/* Set the CPU speed to 50Mhz on the FADS */

	#if 0
	#define MPC8XX_FACT 10 /* Multiply by 10 */
	#define MPC8XX_XIN 5000000 /* 5 MHz in */
	#else
	#define MPC8XX_FACT 10 /* Multiply by 10 */
	#define MPC8XX_XIN 5000000 /* 5 MHz in */
	#define CONFIG_SYS_PLPRCR_MF (MPC8XX_FACT-1) << 20 /* From 0 to 4095 */
	#endif
	#define MPC8XX_HZ ((MPC8XX_XIN) * (MPC8XX_FACT))

	#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */

	#if 1
	#define CONFIG_BOOTDELAY 2 /* autoboot after 2 seconds */
	#define CONFIG_LOADS_ECHO 0 /* Dont echoes received characters */
	#define CONFIG_BOOTARGS ""
	#define CONFIG_BOOTCOMMAND \
	"bootp ;" \
	"setenv bootargs console=tty0 console=ttyS0 " \
	"root=/dev/nfs nfsroot=${serverip}:${rootpath} " \
	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}:eth0:off ;" \
	"bootm"
	#else
	#define CONFIG_BOOTDELAY 0 /* autoboot disabled */
	#endif

	#undef CONFIG_WATCHDOG /* watchdog disabled */


	/*
	* BOOTP options
	*/
	#define CONFIG_BOOTP_SUBNETMASK
	#define CONFIG_BOOTP_GATEWAY
	#define CONFIG_BOOTP_HOSTNAME
	#define CONFIG_BOOTP_BOOTPATH
	#define CONFIG_BOOTP_BOOTFILESIZE
	#define CONFIG_BOOTP_SUBNETMASK
	#define CONFIG_BOOTP_GATEWAY
	#define CONFIG_BOOTP_HOSTNAME
	#define CONFIG_BOOTP_NISDOMAIN
	#define CONFIG_BOOTP_BOOTPATH
	#define CONFIG_BOOTP_DNS
	#define CONFIG_BOOTP_DNS2
	#define CONFIG_BOOTP_SEND_HOSTNAME
	#define CONFIG_BOOTP_NTPSERVER
	#define CONFIG_BOOTP_TIMEOFFSET


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


	/*
	* Miscellaneous configurable options
	*/
	#define CONFIG_SYS_LONGHELP /* undef to save memory */
	#define CONFIG_SYS_PROMPT ":>" /* Monitor Command Prompt */
	#if defined(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 */

	#define CONFIG_SYS_MEMTEST_START 0x00004000 /* memtest works on */
	#define CONFIG_SYS_MEMTEST_END 0x01000000 /* 0 ... 16 MB in DRAM */

	#define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */

	/*
	* 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 CONFIG_SYS_IMMR_SIZE ((uint)(64 * 1024))

	/*-----------------------------------------------------------------------
	* Definitions for initial stack pointer and data area (in DPRAM)
	*/
	#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
	#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
	#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

	/*-----------------------------------------------------------------------
	* Start addresses for the final memory configuration
	* (Set up by the startup code)
	* Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
	* Also NOTE that it doesn't mean SDRAM - it means MEMORY.
	*/
	#define CONFIG_SYS_FLASH_SIZE ((uint)(8 * 1024 * 1024)) /* max 8Mbyte */
	#if 0
	#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
	#else
	#define CONFIG_SYS_MONITOR_LEN (512 << 10) /* Reserve 512 kB for Monitor */
	#endif
	#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
	#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 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 CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
	/*-----------------------------------------------------------------------
	* FLASH organization
	*/
	#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
	#define CONFIG_SYS_MAX_FLASH_SECT 8 /* max number of sectors on one chip */

	#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
	#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */

	#define CONFIG_ENV_IS_IN_FLASH 1
	#define CONFIG_ENV_OFFSET 0x00040000 /* Offset of Environment Sector */
	#define CONFIG_ENV_SIZE 0x40000 /* Total Size of Environment Sector */
	#define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */

	/*-----------------------------------------------------------------------
	* Cache Configuration
	*/
	#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
	#if defined(CONFIG_CMD_KGDB)
	#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
	#endif

	/*-----------------------------------------------------------------------
	* 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 CONFIG_SYS_SYPCR (SYPCR_SWTC \| SYPCR_BMT \| SYPCR_BME \| SYPCR_SWF \| \
	SYPCR_SWE \| SYPCR_SWRI\| SYPCR_SWP)
	#else
	#define CONFIG_SYS_SYPCR (SYPCR_SWTC \| SYPCR_BMT \| SYPCR_BME \| SYPCR_SWF \| SYPCR_SWP)
	#endif

	/*-----------------------------------------------------------------------
	* SIUMCR - SIU Module Configuration 11-6
	*-----------------------------------------------------------------------
	* PCMCIA config., multi-function pin tri-state
	*/
	#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 \| SIUMCR_DBPC00 \| SIUMCR_MLRC01)

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

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

	/*-----------------------------------------------------------------------
	* PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
	*-----------------------------------------------------------------------
	* Reset PLL lock status sticky bit, timer expired status bit and timer *
	* interrupt status bit - leave PLL multiplication factor unchanged !
	*/
	#define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS \| PLPRCR_TEXPS \| PLPRCR_TMIST \| CONFIG_SYS_PLPRCR_MF)

	/*-----------------------------------------------------------------------
	* 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 CONFIG_SYS_SCCR (SCCR_TBS \| \
	SCCR_COM00 \| SCCR_DFSYNC00 \| SCCR_DFBRG00 \| \
	SCCR_DFNL000 \| SCCR_DFNH000 \| SCCR_DFLCD000 \| \
	SCCR_DFALCD00)

	/*-----------------------------------------------------------------------
	*
	*-----------------------------------------------------------------------
	*
	*/
	#define CONFIG_SYS_DER 0

	/* Because of the way the 860 starts up and assigns CS0 the
	* entire address space, we have to set the memory controller
	* differently. Normally, you write the option register
	* first, and then enable the chip select by writing the
	* base register. For CS0, you must write the base register
	* first, followed by the option register.
	*/

	/*
	* Init Memory Controller:
	*
	* BR0/1 and OR0/1 (FLASH)
	*/
	/* the other CS:s are determined by looking at parameters in BCSRx */

	#define BCSR_SIZE ((uint)(64 * 1024))

	#define FLASH_BASE1_PRELIM 0x00000000 /* FLASH bank #1 */

	#define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
	#define CONFIG_SYS_PRELIM_OR_AM 0xFFE00000 /* OR addr mask */

	/* FLASH timing: ACS = 10, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 0 */
	#define CONFIG_SYS_OR_TIMING_FLASH (OR_CSNT_SAM \| OR_ACS_DIV4 \| OR_BI \| OR_SCY_3_CLK \| OR_TRLX)

	#define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM \| CONFIG_SYS_OR_TIMING_FLASH)
	#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM \| CONFIG_SYS_OR_TIMING_FLASH) /* 1 Mbyte until detected and only 1 Mbyte is needed*/
	#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) \| BR_V )

	/* BCSRx - Board Control and Status Registers */
	#define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
	#define CONFIG_SYS_OR1_PRELIM 0xffff8110 /* 64Kbyte address space */
	#define CONFIG_SYS_BR1_PRELIM ((BCSR_ADDR) \| BR_V )


	/*
	* Memory Periodic Timer Prescaler
	*/

	/* periodic timer for refresh */
	#define CONFIG_SYS_MAMR_PTA 97 /* start with divider for 100 MHz */

	/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
	#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
	#define CONFIG_SYS_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 CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
	#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */

	/*
	* MAMR settings for SDRAM
	*/

	/* 8 column SDRAM */
	#define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_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)
	/* 9 column SDRAM */
	#define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_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)

	#define CONFIG_SYS_MAMR 0x13a01114

	/* values according to the manual */

	#define BCSR0 ((uint) (BCSR_ADDR + 00))
	#define BCSR1 ((uint) (BCSR_ADDR + 0x04))
	#define BCSR2 ((uint) (BCSR_ADDR + 0x08))
	#define BCSR3 ((uint) (BCSR_ADDR + 0x0c))
	#define BCSR4 ((uint) (BCSR_ADDR + 0x10))

	/* FADS bitvalues by Helmut Buchsbaum
	* see MPC8xxADS User's Manual for a proper description
	* of the following structures
	*/

	#define BCSR0_ERB ((uint)0x80000000)
	#define BCSR0_IP ((uint)0x40000000)
	#define BCSR0_BDIS ((uint)0x10000000)
	#define BCSR0_BPS_MASK ((uint)0x0C000000)
	#define BCSR0_ISB_MASK ((uint)0x01800000)
	#define BCSR0_DBGC_MASK ((uint)0x00600000)
	#define BCSR0_DBPC_MASK ((uint)0x00180000)
	#define BCSR0_EBDF_MASK ((uint)0x00060000)

	#define BCSR1_FLASH_EN ((uint)0x80000000)
	#define BCSR1_DRAM_EN ((uint)0x40000000)
	#define BCSR1_ETHEN ((uint)0x20000000)
	#define BCSR1_IRDEN ((uint)0x10000000)
	#define BCSR1_FLASH_CFG_EN ((uint)0x08000000)
	#define BCSR1_CNT_REG_EN_PROTECT ((uint)0x04000000)
	#define BCSR1_BCSR_EN ((uint)0x02000000)
	#define BCSR1_RS232EN_1 ((uint)0x01000000)
	#define BCSR1_PCCEN ((uint)0x00800000)
	#define BCSR1_PCCVCC0 ((uint)0x00400000)
	#define BCSR1_PCCVPP_MASK ((uint)0x00300000)
	#define BCSR1_DRAM_HALF_WORD ((uint)0x00080000)
	#define BCSR1_RS232EN_2 ((uint)0x00040000)
	#define BCSR1_SDRAM_EN ((uint)0x00020000)
	#define BCSR1_PCCVCC1 ((uint)0x00010000)

	#define BCSR2_FLASH_PD_MASK ((uint)0xF0000000)
	#define BCSR2_FLASH_PD_SHIFT 28
	#define BCSR2_DRAM_PD_MASK ((uint)0x07800000)
	#define BCSR2_DRAM_PD_SHIFT 23
	#define BCSR2_EXTTOLI_MASK ((uint)0x00780000)
	#define BCSR2_DBREVNR_MASK ((uint)0x00030000)

	#define BCSR3_DBID_MASK ((ushort)0x3800)
	#define BCSR3_CNT_REG_EN_PROTECT ((ushort)0x0400)
	#define BCSR3_BREVNR0 ((ushort)0x0080)
	#define BCSR3_FLASH_PD_MASK ((ushort)0x0070)
	#define BCSR3_BREVN1 ((ushort)0x0008)
	#define BCSR3_BREVN2_MASK ((ushort)0x0003)

	#define BCSR4_ETHLOOP ((uint)0x80000000)
	#define BCSR4_TFPLDL ((uint)0x40000000)
	#define BCSR4_TPSQEL ((uint)0x20000000)
	#define BCSR4_SIGNAL_LAMP ((uint)0x10000000)
	#ifdef CONFIG_MPC823
	#define BCSR4_USB_EN ((uint)0x08000000)
	#endif /* CONFIG_MPC823 */
	#ifdef CONFIG_MPC860SAR
	#define BCSR4_UTOPIA_EN ((uint)0x08000000)
	#endif /* CONFIG_MPC860SAR */
	#ifdef CONFIG_MPC860T
	#define BCSR4_FETH_EN ((uint)0x08000000)
	#endif /* CONFIG_MPC860T */
	#ifdef CONFIG_MPC823
	#define BCSR4_USB_SPEED ((uint)0x04000000)
	#endif /* CONFIG_MPC823 */
	#ifdef CONFIG_MPC860T
	#define BCSR4_FETHCFG0 ((uint)0x04000000)
	#endif /* CONFIG_MPC860T */
	#ifdef CONFIG_MPC823
	#define BCSR4_VCCO ((uint)0x02000000)
	#endif /* CONFIG_MPC823 */
	#ifdef CONFIG_MPC860T
	#define BCSR4_FETHFDE ((uint)0x02000000)
	#endif /* CONFIG_MPC860T */
	#ifdef CONFIG_MPC823
	#define BCSR4_VIDEO_ON ((uint)0x00800000)
	#endif /* CONFIG_MPC823 */
	#ifdef CONFIG_MPC823
	#define BCSR4_VDO_EKT_CLK_EN ((uint)0x00400000)
	#endif /* CONFIG_MPC823 */
	#ifdef CONFIG_MPC860T
	#define BCSR4_FETHCFG1 ((uint)0x00400000)
	#endif /* CONFIG_MPC860T */
	#ifdef CONFIG_MPC823
	#define BCSR4_VIDEO_RST ((uint)0x00200000)
	#endif /* CONFIG_MPC823 */
	#ifdef CONFIG_MPC860T
	#define BCSR4_FETHRST ((uint)0x00200000)
	#endif /* CONFIG_MPC860T */
	#ifdef CONFIG_MPC823
	#define BCSR4_MODEM_EN ((uint)0x00100000)
	#endif /* CONFIG_MPC823 */
	#ifdef CONFIG_MPC823
	#define BCSR4_DATA_VOICE ((uint)0x00080000)
	#endif /* CONFIG_MPC823 */
	#ifdef CONFIG_MPC850
	#define BCSR4_DATA_VOICE ((uint)0x00080000)
	#endif /* CONFIG_MPC850 */

	#define CONFIG_DRAM_50MHZ 1
	#define CONFIG_SDRAM_50MHZ

	/* We don't use the 8259.
	*/
	#define NR_8259_INTS 0

	/*
	* MPC8xx CPM Options
	*/
	#define CONFIG_SCC_ENET 1
	#define CONFIG_SCC2_ENET 1
	#undef CONFIG_FEC_ENET
	#undef CONFIG_CPM_IIC
	#undef CONFIG_UCODE_PATCH

	#define CONFIG_DISK_SPINUP_TIME 1000000

	/* PCMCIA configuration */

	#define PCMCIA_MAX_SLOTS 1

	#ifdef CONFIG_MPC860
	#define PCMCIA_SLOT_A 1
	#endif

	#define CONFIG_SYS_DAUGHTERBOARD

	#endif /* __CONFIG_H */