[people/ms/u-boot.git] / include / configs / TQM823L.h

/*
 * (C) Copyright 2000-2008
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

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

#ifndef __CONFIG_H
#define __CONFIG_H

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

#define CONFIG_MPC823		1	/* This is a MPC823 CPU		*/
#define CONFIG_TQM823L		1	/* ...on a TQM8xxL module	*/

#define	CONFIG_SYS_TEXT_BASE	0x40000000

#ifdef	CONFIG_LCD			/* with LCD controller ?	*/
#define CONFIG_MPC8XX_LCD
#define CONFIG_LCD_LOGO		1	/* print our logo on the LCD	*/
#define CONFIG_LCD_INFO		1	/* ... and some board info	*/
#define	CONFIG_SPLASH_SCREEN		/* ... with splashscreen support*/
#endif

#define	CONFIG_8xx_CONS_SMC1	1	/* Console is on SMC1		*/
#define CONFIG_SYS_SMC_RXBUFLEN	128
#define CONFIG_SYS_MAXIDLE	10
#define CONFIG_BAUDRATE		115200	/* console baudrate = 115kbps	*/

#define	CONFIG_BOOTCOUNT_LIMIT

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

#define CONFIG_BOARD_TYPES	1	/* support board types		*/

#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\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_8xx\0"					\
	"hostname=TQM823L\0"						\
	"bootfile=TQM823L/uImage\0"					\
	"fdt_addr=40040000\0"						\
	"kernel_addr=40060000\0"					\
	"ramdisk_addr=40200000\0"					\
	"u-boot=TQM823L/u-image.bin\0"					\
	"load=tftp 200000 ${u-boot}\0"					\
	"update=prot off 40000000 +${filesize};"			\
		"era 40000000 +${filesize};"				\
		"cp.b 200000 40000000 ${filesize};"			\
		"sete filesize;save\0"					\
	""
#define CONFIG_BOOTCOMMAND	"run flash_self"

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

#undef	CONFIG_WATCHDOG			/* watchdog disabled		*/

#if defined(CONFIG_LCD)
# undef	 CONFIG_STATUS_LED		/* disturbs display		*/
#else
# define CONFIG_STATUS_LED	1	/* Status LED enabled		*/
#endif	/* CONFIG_LCD */

#undef	CONFIG_CAN_DRIVER		/* CAN Driver support 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_MAC_PARTITION
#define CONFIG_DOS_PARTITION

#define	CONFIG_RTC_MPC8xx		/* use internal RTC of MPC8xx	*/


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

#define CONFIG_CMD_ASKENV
#define CONFIG_CMD_DATE
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_ELF
#define CONFIG_CMD_EXT2
#define CONFIG_CMD_IDE
#define CONFIG_CMD_JFFS2
#define CONFIG_CMD_NFS
#define CONFIG_CMD_SNTP

#ifdef	CONFIG_SPLASH_SCREEN
    #define CONFIG_CMD_BMP
#endif


#define CONFIG_NETCONSOLE

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

#define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
#define CONFIG_SYS_HUSH_PARSER		1	/* Use the HUSH parser		*/

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

#define	CONFIG_SYS_LOAD_ADDR		0x100000	/* 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		0xFFF00000

/*-----------------------------------------------------------------------
 * 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
 */
#define	CONFIG_SYS_SDRAM_BASE		0x00000000
#define CONFIG_SYS_FLASH_BASE		0x40000000
#define	CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor	*/
#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
 */

/* use CFI flash driver */
#define CONFIG_SYS_FLASH_CFI		1	/* Flash is CFI conformant */
#define CONFIG_FLASH_CFI_DRIVER	1	/* Use the common driver */
#define CONFIG_SYS_FLASH_BANKS_LIST	{ CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE+flash_info[0].size }
#define CONFIG_SYS_FLASH_EMPTY_INFO
#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE	1
#define CONFIG_SYS_MAX_FLASH_BANKS	2	/* max number of memory banks */
#define CONFIG_SYS_MAX_FLASH_SECT	71	/* max number of sectors on one chip */

#define	CONFIG_ENV_IS_IN_FLASH	1
#define	CONFIG_ENV_OFFSET		0x8000	/*   Offset   of Environment Sector	*/
#define	CONFIG_ENV_SIZE		0x4000	/* Total Size of Environment Sector	*/

/* Address and size of Redundant Environment Sector	*/
#define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET+CONFIG_ENV_SIZE)
#define CONFIG_ENV_SIZE_REDUND	(CONFIG_ENV_SIZE)

#define	CONFIG_SYS_USE_PPCENV			/* Environment embedded in sect .ppcenv */

#define CONFIG_MISC_INIT_R		/* Make sure to remap flashes correctly */

/*-----------------------------------------------------------------------
 * Dynamic MTD partition support
 */
#define CONFIG_CMD_MTDPARTS
#define CONFIG_MTD_DEVICE		/* needed for mtdparts commands */
#define CONFIG_FLASH_CFI_MTD
#define MTDIDS_DEFAULT		"nor0=TQM8xxL-0"

#define MTDPARTS_DEFAULT	"mtdparts=TQM8xxL-0:256k(u-boot),"	\
						"128k(dtb),"		\
						"1664k(kernel),"	\
						"2m(rootfs),"		\
						"4m(data)"

/*-----------------------------------------------------------------------
 * Hardware Information Block
 */
#define CONFIG_SYS_HWINFO_OFFSET	0x0003FFC0	/* offset of HW Info block */
#define CONFIG_SYS_HWINFO_SIZE		0x00000040	/* size   of HW Info block */
#define CONFIG_SYS_HWINFO_MAGIC	0x54514D38	/* 'TQM8' */

/*-----------------------------------------------------------------------
 * 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
 */
#ifndef	CONFIG_CAN_DRIVER
#define CONFIG_SYS_SIUMCR	(SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
#else	/* we must activate GPL5 in the SIUMCR for CAN */
#define CONFIG_SYS_SIUMCR	(SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
#endif	/* CONFIG_CAN_DRIVER */

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

/*-----------------------------------------------------------------------
 * RTCSC - Real-Time Clock Status and Control Register		11-27
 *-----------------------------------------------------------------------
 */
#define CONFIG_SYS_RTCSC	(RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)

/*-----------------------------------------------------------------------
 * 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
 */
#define CONFIG_SYS_PLPRCR	(PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)

/*-----------------------------------------------------------------------
 * 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_COM00   | SCCR_DFSYNC00 | SCCR_DFBRG00  | \
			 SCCR_DFNL000 | SCCR_DFNH000  | SCCR_DFLCD000 | \
			 SCCR_DFALCD00)

/*-----------------------------------------------------------------------
 * PCMCIA stuff
 *-----------------------------------------------------------------------
 *
 */
#define CONFIG_SYS_PCMCIA_MEM_ADDR	(0xE0000000)
#define CONFIG_SYS_PCMCIA_MEM_SIZE	( 64 << 20 )
#define CONFIG_SYS_PCMCIA_DMA_ADDR	(0xE4000000)
#define CONFIG_SYS_PCMCIA_DMA_SIZE	( 64 << 20 )
#define CONFIG_SYS_PCMCIA_ATTRB_ADDR	(0xE8000000)
#define CONFIG_SYS_PCMCIA_ATTRB_SIZE	( 64 << 20 )
#define CONFIG_SYS_PCMCIA_IO_ADDR	(0xEC000000)
#define CONFIG_SYS_PCMCIA_IO_SIZE	( 64 << 20 )

/*-----------------------------------------------------------------------
 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
 *-----------------------------------------------------------------------
 */

#define CONFIG_IDE_PREINIT	1	/* Use preinit IDE hook */
#define	CONFIG_IDE_8xx_PCCARD	1	/* Use IDE with PC Card	Adapter	*/

#undef	CONFIG_IDE_8xx_DIRECT		/* Direct IDE    not supported	*/
#undef	CONFIG_IDE_LED			/* LED   for ide not supported	*/
#undef	CONFIG_IDE_RESET		/* reset for ide not supported	*/

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

#define CONFIG_SYS_ATA_IDE0_OFFSET	0x0000

#define CONFIG_SYS_ATA_BASE_ADDR	CONFIG_SYS_PCMCIA_MEM_ADDR

/* Offset for data I/O			*/
#define CONFIG_SYS_ATA_DATA_OFFSET	(CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)

/* Offset for normal register accesses	*/
#define CONFIG_SYS_ATA_REG_OFFSET	(2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)

/* Offset for alternate registers	*/
#define CONFIG_SYS_ATA_ALT_OFFSET	0x0100

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

/*
 * Init Memory Controller:
 *
 * BR0/1 and OR0/1 (FLASH)
 */

#define FLASH_BASE0_PRELIM	0x40000000	/* FLASH bank #0	*/
#define FLASH_BASE1_PRELIM	0x60000000	/* FLASH bank #0	*/

/* used to re-map FLASH both when starting from SRAM or FLASH:
 * restrict access enough to keep SRAM working (if any)
 * but not too much to meddle with FLASH accesses
 */
#define CONFIG_SYS_REMAP_OR_AM		0x80000000	/* OR addr mask */
#define CONFIG_SYS_PRELIM_OR_AM	0xE0000000	/* OR addr mask */

/*
 * FLASH timing:
 */
#define CONFIG_SYS_OR_TIMING_FLASH	(OR_ACS_DIV1  | OR_TRLX | OR_CSNT_SAM | \
				 OR_SCY_3_CLK | OR_EHTR | OR_BI)

#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)
#define CONFIG_SYS_BR0_PRELIM	((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )

#define CONFIG_SYS_OR1_REMAP	CONFIG_SYS_OR0_REMAP
#define CONFIG_SYS_OR1_PRELIM	CONFIG_SYS_OR0_PRELIM
#define CONFIG_SYS_BR1_PRELIM	((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )

/*
 * BR2/3 and OR2/3 (SDRAM)
 *
 */
#define SDRAM_BASE2_PRELIM	0x00000000	/* SDRAM bank #0	*/
#define SDRAM_BASE3_PRELIM	0x20000000	/* SDRAM bank #1	*/
#define	SDRAM_MAX_SIZE		0x04000000	/* max 64 MB per bank	*/

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

#define CONFIG_SYS_OR2_PRELIM	(CONFIG_SYS_PRELIM_OR_AM | CONFIG_SYS_OR_TIMING_SDRAM )
#define CONFIG_SYS_BR2_PRELIM	((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )

#ifndef	CONFIG_CAN_DRIVER
#define	CONFIG_SYS_OR3_PRELIM	CONFIG_SYS_OR2_PRELIM
#define CONFIG_SYS_BR3_PRELIM	((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
#else	/* CAN uses CS3#, so we can have only one SDRAM bank anyway */
#define	CONFIG_SYS_CAN_BASE		0xC0000000	/* CAN mapped at 0xC0000000	*/
#define CONFIG_SYS_CAN_OR_AM		0xFFFF8000	/* 32 kB address mask		*/
#define CONFIG_SYS_OR3_CAN		(CONFIG_SYS_CAN_OR_AM | OR_G5LA | OR_BI)
#define CONFIG_SYS_BR3_CAN		((CONFIG_SYS_CAN_BASE & BR_BA_MSK) | \
					BR_PS_8 | BR_MS_UPMB | BR_V )
#endif	/* CONFIG_CAN_DRIVER */

/*
 * Memory Periodic Timer Prescaler
 *
 * The Divider for PTA (refresh timer) configuration is based on an
 * example SDRAM configuration (64 MBit, one bank). The adjustment to
 * the number of chip selects (NCS) and the actually needed refresh
 * rate is done by setting MPTPR.
 *
 * PTA is calculated from
 *	PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
 *
 *	gclk	  CPU clock (not bus clock!)
 *	Trefresh  Refresh cycle * 4 (four word bursts used)
 *
 * 4096  Rows from SDRAM example configuration
 * 1000  factor s -> ms
 *   32  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
 * --------------------------------------------
 * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
 *
 * 50 MHz => 50.000.000 / Divider =  98
 * 66 Mhz => 66.000.000 / Divider = 129
 * 80 Mhz => 80.000.000 / Divider = 156
 */

#define CONFIG_SYS_PTA_PER_CLK	((4096 * 32 * 1000) / (4 * 64))
#define CONFIG_SYS_MAMR_PTA	98

/*
 * For 16 MBit, refresh rates could be 31.3 us
 * (= 64 ms / 2K = 125 / quad bursts).
 * For a simpler initialization, 15.6 us is used instead.
 *
 * #define CONFIG_SYS_MPTPR_2BK_2K	MPTPR_PTP_DIV32		for 2 banks
 * #define CONFIG_SYS_MPTPR_1BK_2K	MPTPR_PTP_DIV64		for 1 bank
 */
#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)

/* pass open firmware flat tree */
#define CONFIG_OF_LIBFDT	1
#define CONFIG_OF_BOARD_SETUP	1
#define CONFIG_HWCONFIG		1

#endif	/* __CONFIG_H */
Commit	Line	Data
f4675560	1	/*
29f8f58f	2	* (C) Copyright 2000-2008
f4675560 WD	3	* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
f4675560 WD	4	*
1a459660	5	* SPDX-License-Identifier: GPL-2.0+
f4675560 WD	6	*/
	7
	8	/*
	9	* board/config.h - configuration options, board specific
	10	*/
	11
	12	#ifndef __CONFIG_H
	13	#define __CONFIG_H
	14
	15	/*
	16	* High Level Configuration Options
	17	* (easy to change)
	18	*/
	19
	20	#define CONFIG_MPC823 1 /* This is a MPC823 CPU */
	21	#define CONFIG_TQM823L 1 /* ...on a TQM8xxL module */
	22
2ae18241 WD	23	#define CONFIG_SYS_TEXT_BASE 0x40000000
2ae18241 WD	24
f4675560	25	#ifdef CONFIG_LCD /* with LCD controller ? */
59155f4c	26	#define CONFIG_MPC8XX_LCD
21f971ec WD	27	#define CONFIG_LCD_LOGO 1 /* print our logo on the LCD */
21f971ec WD	28	#define CONFIG_LCD_INFO 1 /* ... and some board info */
27b207fd	29	#define CONFIG_SPLASH_SCREEN /* ... with splashscreen support*/
f4675560 WD	30	#endif
	31
	32	#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
3cb7a480 WD	33	#define CONFIG_SYS_SMC_RXBUFLEN 128
3cb7a480 WD	34	#define CONFIG_SYS_MAXIDLE 10
f4675560	35	#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
f4675560	36
ae3af05e WD	37	#define CONFIG_BOOTCOUNT_LIMIT
	38
	39	#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
f4675560 WD	40
	41	#define CONFIG_BOARD_TYPES 1 /* support board types */
	42
32bf3d14	43	#define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo"
f4675560 WD	44
f4675560 WD	45	#undef CONFIG_BOOTARGS
6aff3115 WD	46
6aff3115 WD	47	#define CONFIG_EXTRA_ENV_SETTINGS \
ae3af05e	48	"netdev=eth0\0" \
6aff3115	49	"nfsargs=setenv bootargs root=/dev/nfs rw " \
fe126d8b	50	"nfsroot=${serverip}:${rootpath}\0" \
6aff3115	51	"ramargs=setenv bootargs root=/dev/ram rw\0" \
fe126d8b WD	52	"addip=setenv bootargs ${bootargs} " \
	53	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
	54	":${hostname}:${netdev}:off panic=1\0" \
6aff3115	55	"flash_nfs=run nfsargs addip;" \
fe126d8b	56	"bootm ${kernel_addr}\0" \
6aff3115	57	"flash_self=run ramargs addip;" \
fe126d8b WD	58	"bootm ${kernel_addr} ${ramdisk_addr}\0" \
fe126d8b WD	59	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
6aff3115	60	"rootpath=/opt/eldk/ppc_8xx\0" \
29f8f58f WD	61	"hostname=TQM823L\0" \
29f8f58f WD	62	"bootfile=TQM823L/uImage\0" \
eb6da805 WD	63	"fdt_addr=40040000\0" \
	64	"kernel_addr=40060000\0" \
	65	"ramdisk_addr=40200000\0" \
29f8f58f WD	66	"u-boot=TQM823L/u-image.bin\0" \
	67	"load=tftp 200000 ${u-boot}\0" \
	68	"update=prot off 40000000 +${filesize};" \
	69	"era 40000000 +${filesize};" \
	70	"cp.b 200000 40000000 ${filesize};" \
	71	"sete filesize;save\0" \
6aff3115 WD	72	""
6aff3115 WD	73	#define CONFIG_BOOTCOMMAND "run flash_self"
f4675560 WD	74
f4675560 WD	75	#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
6d0f6bcf	76	#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
f4675560 WD	77
	78	#undef CONFIG_WATCHDOG /* watchdog disabled */
	79
a522fa0e	80	#if defined(CONFIG_LCD)
f4675560 WD	81	# undef CONFIG_STATUS_LED /* disturbs display */
	82	#else
	83	# define CONFIG_STATUS_LED 1 /* Status LED enabled */
	84	#endif /* CONFIG_LCD */
	85
a522fa0e	86	#undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
f4675560	87
37d4bb70 JL	88	/*
	89	* BOOTP options
	90	*/
	91	#define CONFIG_BOOTP_SUBNETMASK
	92	#define CONFIG_BOOTP_GATEWAY
	93	#define CONFIG_BOOTP_HOSTNAME
	94	#define CONFIG_BOOTP_BOOTPATH
	95	#define CONFIG_BOOTP_BOOTFILESIZE
	96
f4675560 WD	97
	98	#define CONFIG_MAC_PARTITION
	99	#define CONFIG_DOS_PARTITION
	100
	101	#define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
	102
2694690e JL	103
	104	/*
	105	* Command line configuration.
	106	*/
	107	#include <config_cmd_default.h>
	108
	109	#define CONFIG_CMD_ASKENV
	110	#define CONFIG_CMD_DATE
	111	#define CONFIG_CMD_DHCP
29f8f58f	112	#define CONFIG_CMD_ELF
9a63b7f4	113	#define CONFIG_CMD_EXT2
2694690e	114	#define CONFIG_CMD_IDE
29f8f58f	115	#define CONFIG_CMD_JFFS2
2694690e JL	116	#define CONFIG_CMD_NFS
	117	#define CONFIG_CMD_SNTP
	118
27b207fd	119	#ifdef CONFIG_SPLASH_SCREEN
2694690e	120	#define CONFIG_CMD_BMP
27b207fd	121	#endif
f4675560	122
f4675560	123
29f8f58f WD	124	#define CONFIG_NETCONSOLE
29f8f58f WD	125
f4675560 WD	126	/*
	127	* Miscellaneous configurable options
	128	*/
6d0f6bcf	129	#define CONFIG_SYS_LONGHELP /* undef to save memory */
6aff3115	130
2751a95a	131	#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
6d0f6bcf	132	#define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */
6aff3115	133
2694690e	134	#if defined(CONFIG_CMD_KGDB)
6d0f6bcf	135	#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
f4675560	136	#else
6d0f6bcf	137	#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
f4675560	138	#endif
6d0f6bcf JCPV	139	#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
	140	#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
	141	#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
f4675560	142
6d0f6bcf JCPV	143	#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
6d0f6bcf JCPV	144	#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
f4675560	145
6d0f6bcf	146	#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
f4675560	147
f4675560 WD	148	/*
	149	* Low Level Configuration Settings
	150	* (address mappings, register initial values, etc.)
	151	* You should know what you are doing if you make changes here.
	152	*/
	153	/*-----------------------------------------------------------------------
	154	* Internal Memory Mapped Register
	155	*/
6d0f6bcf	156	#define CONFIG_SYS_IMMR 0xFFF00000
f4675560 WD	157
	158	/*-----------------------------------------------------------------------
	159	* Definitions for initial stack pointer and data area (in DPRAM)
	160	*/
6d0f6bcf	161	#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
553f0982	162	#define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
25ddd1fb	163	#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
6d0f6bcf	164	#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
f4675560 WD	165
	166	/*-----------------------------------------------------------------------
	167	* Start addresses for the final memory configuration
	168	* (Set up by the startup code)
6d0f6bcf	169	* Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
f4675560	170	*/
6d0f6bcf JCPV	171	#define CONFIG_SYS_SDRAM_BASE 0x00000000
	172	#define CONFIG_SYS_FLASH_BASE 0x40000000
	173	#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
	174	#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
	175	#define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
f4675560 WD	176
	177	/*
	178	* For booting Linux, the board info and command line data
	179	* have to be in the first 8 MB of memory, since this is
	180	* the maximum mapped by the Linux kernel during initialization.
	181	*/
6d0f6bcf	182	#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
f4675560 WD	183
	184	/*-----------------------------------------------------------------------
	185	* FLASH organization
	186	*/
f4675560	187
e318d9e9	188	/* use CFI flash driver */
6d0f6bcf	189	#define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
00b1883a	190	#define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
6d0f6bcf JCPV	191	#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE+flash_info[0].size }
	192	#define CONFIG_SYS_FLASH_EMPTY_INFO
	193	#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
	194	#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
	195	#define CONFIG_SYS_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
f4675560	196
5a1aceb0	197	#define CONFIG_ENV_IS_IN_FLASH 1
0e8d1586 JCPV	198	#define CONFIG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */
0e8d1586 JCPV	199	#define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
f4675560 WD	200
f4675560 WD	201	/* Address and size of Redundant Environment Sector */
0e8d1586 JCPV	202	#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SIZE)
0e8d1586 JCPV	203	#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
f4675560	204
6d0f6bcf	205	#define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */
67c31036	206
7c803be2 WD	207	#define CONFIG_MISC_INIT_R /* Make sure to remap flashes correctly */
7c803be2 WD	208
29f8f58f WD	209	/*-----------------------------------------------------------------------
	210	* Dynamic MTD partition support
	211	*/
68d7d651	212	#define CONFIG_CMD_MTDPARTS
942556a9 SR	213	#define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
942556a9 SR	214	#define CONFIG_FLASH_CFI_MTD
29f8f58f WD	215	#define MTDIDS_DEFAULT "nor0=TQM8xxL-0"
	216
	217	#define MTDPARTS_DEFAULT "mtdparts=TQM8xxL-0:256k(u-boot)," \
	218	"128k(dtb)," \
	219	"1664k(kernel)," \
	220	"2m(rootfs)," \
cd82919e	221	"4m(data)"
29f8f58f	222
f4675560 WD	223	/*-----------------------------------------------------------------------
	224	* Hardware Information Block
	225	*/
6d0f6bcf JCPV	226	#define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
	227	#define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
	228	#define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
f4675560 WD	229
	230	/*-----------------------------------------------------------------------
	231	* Cache Configuration
	232	*/
6d0f6bcf	233	#define CONFIG_SYS_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
2694690e	234	#if defined(CONFIG_CMD_KGDB)
6d0f6bcf	235	#define CONFIG_SYS_CACHELINE_SHIFT 4 /* log base 2 of the above value */
f4675560 WD	236	#endif
	237
	238	/*-----------------------------------------------------------------------
	239	* SYPCR - System Protection Control 11-9
	240	* SYPCR can only be written once after reset!
	241	*-----------------------------------------------------------------------
	242	* Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
	243	*/
	244	#if defined(CONFIG_WATCHDOG)
6d0f6bcf	245	#define CONFIG_SYS_SYPCR (SYPCR_SWTC \| SYPCR_BMT \| SYPCR_BME \| SYPCR_SWF \| \
f4675560 WD	246	SYPCR_SWE \| SYPCR_SWRI\| SYPCR_SWP)
f4675560 WD	247	#else
6d0f6bcf	248	#define CONFIG_SYS_SYPCR (SYPCR_SWTC \| SYPCR_BMT \| SYPCR_BME \| SYPCR_SWF \| SYPCR_SWP)
f4675560 WD	249	#endif
	250
	251	/*-----------------------------------------------------------------------
	252	* SIUMCR - SIU Module Configuration 11-6
	253	*-----------------------------------------------------------------------
	254	* PCMCIA config., multi-function pin tri-state
	255	*/
	256	#ifndef CONFIG_CAN_DRIVER
6d0f6bcf	257	#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC00 \| SIUMCR_DBPC00 \| SIUMCR_MLRC01)
f4675560	258	#else /* we must activate GPL5 in the SIUMCR for CAN */
6d0f6bcf	259	#define CONFIG_SYS_SIUMCR (SIUMCR_DBGC11 \| SIUMCR_DBPC00 \| SIUMCR_MLRC01)
f4675560 WD	260	#endif /* CONFIG_CAN_DRIVER */
	261
	262	/*-----------------------------------------------------------------------
	263	* TBSCR - Time Base Status and Control 11-26
	264	*-----------------------------------------------------------------------
	265	* Clear Reference Interrupt Status, Timebase freezing enabled
	266	*/
6d0f6bcf	267	#define CONFIG_SYS_TBSCR (TBSCR_REFA \| TBSCR_REFB \| TBSCR_TBF)
f4675560 WD	268
	269	/*-----------------------------------------------------------------------
	270	* RTCSC - Real-Time Clock Status and Control Register 11-27
	271	*-----------------------------------------------------------------------
	272	*/
6d0f6bcf	273	#define CONFIG_SYS_RTCSC (RTCSC_SEC \| RTCSC_ALR \| RTCSC_RTF\| RTCSC_RTE)
f4675560 WD	274
	275	/*-----------------------------------------------------------------------
	276	* PISCR - Periodic Interrupt Status and Control 11-31
	277	*-----------------------------------------------------------------------
	278	* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
	279	*/
6d0f6bcf	280	#define CONFIG_SYS_PISCR (PISCR_PS \| PISCR_PITF)
f4675560 WD	281
	282	/*-----------------------------------------------------------------------
	283	* PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
	284	*-----------------------------------------------------------------------
	285	* Reset PLL lock status sticky bit, timer expired status bit and timer
	286	* interrupt status bit
f4675560	287	*/
6d0f6bcf	288	#define CONFIG_SYS_PLPRCR (PLPRCR_SPLSS \| PLPRCR_TEXPS \| PLPRCR_TMIST)
f4675560 WD	289
	290	/*-----------------------------------------------------------------------
	291	* SCCR - System Clock and reset Control Register 15-27
	292	*-----------------------------------------------------------------------
	293	* Set clock output, timebase and RTC source and divider,
	294	* power management and some other internal clocks
	295	*/
	296	#define SCCR_MASK SCCR_EBDF11
6d0f6bcf	297	#define CONFIG_SYS_SCCR (SCCR_COM00 \| SCCR_DFSYNC00 \| SCCR_DFBRG00 \| \
f4675560 WD	298	SCCR_DFNL000 \| SCCR_DFNH000 \| SCCR_DFLCD000 \| \
f4675560 WD	299	SCCR_DFALCD00)
f4675560 WD	300
	301	/*-----------------------------------------------------------------------
	302	* PCMCIA stuff
	303	*-----------------------------------------------------------------------
	304	*
	305	*/
6d0f6bcf JCPV	306	#define CONFIG_SYS_PCMCIA_MEM_ADDR (0xE0000000)
	307	#define CONFIG_SYS_PCMCIA_MEM_SIZE ( 64 << 20 )
	308	#define CONFIG_SYS_PCMCIA_DMA_ADDR (0xE4000000)
	309	#define CONFIG_SYS_PCMCIA_DMA_SIZE ( 64 << 20 )
	310	#define CONFIG_SYS_PCMCIA_ATTRB_ADDR (0xE8000000)
	311	#define CONFIG_SYS_PCMCIA_ATTRB_SIZE ( 64 << 20 )
	312	#define CONFIG_SYS_PCMCIA_IO_ADDR (0xEC000000)
	313	#define CONFIG_SYS_PCMCIA_IO_SIZE ( 64 << 20 )
f4675560 WD	314
	315	/*-----------------------------------------------------------------------
	316	* IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
	317	*-----------------------------------------------------------------------
	318	*/
	319
8d1165e1	320	#define CONFIG_IDE_PREINIT 1 /* Use preinit IDE hook */
f4675560 WD	321	#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
	322
	323	#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
	324	#undef CONFIG_IDE_LED /* LED for ide not supported */
	325	#undef CONFIG_IDE_RESET /* reset for ide not supported */
	326
6d0f6bcf JCPV	327	#define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
6d0f6bcf JCPV	328	#define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
f4675560	329
6d0f6bcf	330	#define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
f4675560	331
6d0f6bcf	332	#define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
f4675560 WD	333
f4675560 WD	334	/* Offset for data I/O */
6d0f6bcf	335	#define CONFIG_SYS_ATA_DATA_OFFSET (CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
f4675560 WD	336
f4675560 WD	337	/* Offset for normal register accesses */
6d0f6bcf	338	#define CONFIG_SYS_ATA_REG_OFFSET (2 * CONFIG_SYS_PCMCIA_MEM_SIZE + 0x320)
f4675560 WD	339
f4675560 WD	340	/* Offset for alternate registers */
6d0f6bcf	341	#define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
f4675560 WD	342
	343	/*-----------------------------------------------------------------------
	344	*
	345	*-----------------------------------------------------------------------
	346	*
	347	*/
6d0f6bcf	348	#define CONFIG_SYS_DER 0
f4675560 WD	349
	350	/*
	351	* Init Memory Controller:
	352	*
	353	* BR0/1 and OR0/1 (FLASH)
	354	*/
	355
	356	#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
	357	#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
	358
	359	/* used to re-map FLASH both when starting from SRAM or FLASH:
	360	* restrict access enough to keep SRAM working (if any)
	361	* but not too much to meddle with FLASH accesses
	362	*/
6d0f6bcf JCPV	363	#define CONFIG_SYS_REMAP_OR_AM 0x80000000 /* OR addr mask */
6d0f6bcf JCPV	364	#define CONFIG_SYS_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
f4675560 WD	365
	366	/*
	367	* FLASH timing:
	368	*/
6d0f6bcf	369	#define CONFIG_SYS_OR_TIMING_FLASH (OR_ACS_DIV1 \| OR_TRLX \| OR_CSNT_SAM \| \
f4675560	370	OR_SCY_3_CLK \| OR_EHTR \| OR_BI)
f4675560	371
6d0f6bcf JCPV	372	#define CONFIG_SYS_OR0_REMAP (CONFIG_SYS_REMAP_OR_AM \| CONFIG_SYS_OR_TIMING_FLASH)
	373	#define CONFIG_SYS_OR0_PRELIM (CONFIG_SYS_PRELIM_OR_AM \| CONFIG_SYS_OR_TIMING_FLASH)
	374	#define CONFIG_SYS_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) \| BR_V )
f4675560	375
6d0f6bcf JCPV	376	#define CONFIG_SYS_OR1_REMAP CONFIG_SYS_OR0_REMAP
	377	#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR0_PRELIM
	378	#define CONFIG_SYS_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) \| BR_V )
f4675560 WD	379
	380	/*
	381	* BR2/3 and OR2/3 (SDRAM)
	382	*
	383	*/
	384	#define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
	385	#define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
	386	#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
	387
	388	/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
6d0f6bcf	389	#define CONFIG_SYS_OR_TIMING_SDRAM 0x00000A00
f4675560	390
6d0f6bcf JCPV	391	#define CONFIG_SYS_OR2_PRELIM (CONFIG_SYS_PRELIM_OR_AM \| CONFIG_SYS_OR_TIMING_SDRAM )
6d0f6bcf JCPV	392	#define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) \| BR_MS_UPMA \| BR_V )
f4675560 WD	393
f4675560 WD	394	#ifndef CONFIG_CAN_DRIVER
6d0f6bcf JCPV	395	#define CONFIG_SYS_OR3_PRELIM CONFIG_SYS_OR2_PRELIM
6d0f6bcf JCPV	396	#define CONFIG_SYS_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) \| BR_MS_UPMA \| BR_V )
f4675560	397	#else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
6d0f6bcf JCPV	398	#define CONFIG_SYS_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
	399	#define CONFIG_SYS_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
	400	#define CONFIG_SYS_OR3_CAN (CONFIG_SYS_CAN_OR_AM \| OR_G5LA \| OR_BI)
	401	#define CONFIG_SYS_BR3_CAN ((CONFIG_SYS_CAN_BASE & BR_BA_MSK) \| \
f4675560 WD	402	BR_PS_8 \| BR_MS_UPMB \| BR_V )
	403	#endif /* CONFIG_CAN_DRIVER */
	404
	405	/*
	406	* Memory Periodic Timer Prescaler
	407	*
	408	* The Divider for PTA (refresh timer) configuration is based on an
	409	* example SDRAM configuration (64 MBit, one bank). The adjustment to
	410	* the number of chip selects (NCS) and the actually needed refresh
	411	* rate is done by setting MPTPR.
	412	*
	413	* PTA is calculated from
	414	* PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
	415	*
	416	* gclk CPU clock (not bus clock!)
	417	* Trefresh Refresh cycle * 4 (four word bursts used)
	418	*
	419	* 4096 Rows from SDRAM example configuration
	420	* 1000 factor s -> ms
	421	* 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
	422	* 4 Number of refresh cycles per period
	423	* 64 Refresh cycle in ms per number of rows
	424	* --------------------------------------------
	425	* Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
	426	*
	427	* 50 MHz => 50.000.000 / Divider = 98
	428	* 66 Mhz => 66.000.000 / Divider = 129
	429	* 80 Mhz => 80.000.000 / Divider = 156
	430	*/
e9132ea9	431
6d0f6bcf JCPV	432	#define CONFIG_SYS_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
6d0f6bcf JCPV	433	#define CONFIG_SYS_MAMR_PTA 98
f4675560 WD	434
	435	/*
	436	* For 16 MBit, refresh rates could be 31.3 us
	437	* (= 64 ms / 2K = 125 / quad bursts).
	438	* For a simpler initialization, 15.6 us is used instead.
	439	*
6d0f6bcf JCPV	440	* #define CONFIG_SYS_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
6d0f6bcf JCPV	441	* #define CONFIG_SYS_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
f4675560	442	*/
6d0f6bcf JCPV	443	#define CONFIG_SYS_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
6d0f6bcf JCPV	444	#define CONFIG_SYS_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
f4675560 WD	445
f4675560 WD	446	/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
6d0f6bcf JCPV	447	#define CONFIG_SYS_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
6d0f6bcf JCPV	448	#define CONFIG_SYS_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
f4675560 WD	449
	450	/*
	451	* MAMR settings for SDRAM
	452	*/
	453
	454	/* 8 column SDRAM */
6d0f6bcf	455	#define CONFIG_SYS_MAMR_8COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) \| MAMR_PTAE \| \
f4675560 WD	456	MAMR_AMA_TYPE_0 \| MAMR_DSA_1_CYCL \| MAMR_G0CLA_A11 \| \
	457	MAMR_RLFA_1X \| MAMR_WLFA_1X \| MAMR_TLFA_4X)
	458	/* 9 column SDRAM */
6d0f6bcf	459	#define CONFIG_SYS_MAMR_9COL ((CONFIG_SYS_MAMR_PTA << MAMR_PTA_SHIFT) \| MAMR_PTAE \| \
f4675560 WD	460	MAMR_AMA_TYPE_1 \| MAMR_DSA_1_CYCL \| MAMR_G0CLA_A10 \| \
	461	MAMR_RLFA_1X \| MAMR_WLFA_1X \| MAMR_TLFA_4X)
	462
7026ead0 HS	463	/* pass open firmware flat tree */
	464	#define CONFIG_OF_LIBFDT 1
	465	#define CONFIG_OF_BOARD_SETUP 1
	466	#define CONFIG_HWCONFIG 1
	467
f4675560	468	#endif /* __CONFIG_H */