diff options
| author | Markus Klotzbuecher <mk@denx.de> | 2006-07-12 15:26:01 +0200 | 
|---|---|---|
| committer | Markus Klotzbuecher <mk@pollux.denx.de> | 2006-07-12 15:26:01 +0200 | 
| commit | 090eb73510838c0e8c20d80eea0d7f9e774ff6b5 (patch) | |
| tree | e64701554fe3f14e73d29657328e66ccee04c64f /include | |
| parent | d6cc73e4e70a7f8712c52ef9d93a19a906cc3d4b (diff) | |
| download | olio-uboot-2014.01-090eb73510838c0e8c20d80eea0d7f9e774ff6b5.tar.xz olio-uboot-2014.01-090eb73510838c0e8c20d80eea0d7f9e774ff6b5.zip | |
Add support for TQM885D board.
Patch by Martin Krause, 20 Mar 2006
Signed-off-by: Martin Krause <martin.krause@tqs.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/common.h | 5 | ||||
| -rw-r--r-- | include/commproc.h | 12 | ||||
| -rw-r--r-- | include/configs/TQM885D.h | 492 | 
3 files changed, 504 insertions, 5 deletions
| diff --git a/include/common.h b/include/common.h index 6d7c41ad2..e4637ad35 100644 --- a/include/common.h +++ b/include/common.h @@ -116,12 +116,13 @@ typedef void (interrupt_handler_t)(void *);  /*   * enable common handling for all TQM8xxL/M boards: - * - CONFIG_TQM8xxM will be defined for all TQM8xxM boards + * - CONFIG_TQM8xxM will be defined for all TQM8xxM and TQM885D boards   * - CONFIG_TQM8xxL will be defined for all TQM8xxL _and_ TQM8xxM boards   */  #if defined(CONFIG_TQM823M) || defined(CONFIG_TQM850M) || \      defined(CONFIG_TQM855M) || defined(CONFIG_TQM860M) || \ -    defined(CONFIG_TQM862M) || defined(CONFIG_TQM866M) +    defined(CONFIG_TQM862M) || defined(CONFIG_TQM866M) || \ +    defined(CONFIG_TQM885D)  # ifndef CONFIG_TQM8xxM  #  define CONFIG_TQM8xxM  # endif diff --git a/include/commproc.h b/include/commproc.h index 061468e75..12400e3ed 100644 --- a/include/commproc.h +++ b/include/commproc.h @@ -1405,15 +1405,16 @@ typedef struct scc_enet {  #endif	/* CONFIG_SXNI855T */ -/***  MVS1, TQM823L/M, TQM850L/M, ETX094, R360MPI  *******************/ +/***  MVS1, TQM823L/M, TQM850L/M, TQM885D, ETX094, R360MPI  **********/  #if (defined(CONFIG_MVS) && CONFIG_MVS < 2) || \      defined(CONFIG_R360MPI) || defined(CONFIG_RBC823)  || \      defined(CONFIG_TQM823L) || defined(CONFIG_TQM823M) || \      defined(CONFIG_TQM850L) || defined(CONFIG_TQM850M) || \ -    defined(CONFIG_ETX094)  || defined(CONFIG_RRVISION)|| \ -    defined(CONFIG_VIRTLAB2)||				  \ +    defined(CONFIG_TQM885D) || defined(CONFIG_ETX094)  || \ +    defined(CONFIG_RRVISION)|| defined(CONFIG_VIRTLAB2)|| \     (defined(CONFIG_LANTEC) && CONFIG_LANTEC < 2) +  /* Bits in parallel I/O port registers that have to be set/cleared   * to configure the pins for SCC2 use.   */ @@ -1438,6 +1439,11 @@ typedef struct scc_enet {   */  #define SICR_ENET_MASK	((uint)0x0000ff00)  #define SICR_ENET_CLKRT	((uint)0x00002600) + +# ifdef CONFIG_FEC_ENET		/* Use FEC for Fast Ethernet */ +#define FEC_ENET +# endif	/* CONFIG_FEC_ENET */ +  #endif	/* CONFIG_MVS v1, CONFIG_TQM823L/M, CONFIG_TQM850L/M, etc. */  /***  TQM855L/M, TQM860L/M, TQM862L/M, TQM866L/M  *********************/ diff --git a/include/configs/TQM885D.h b/include/configs/TQM885D.h new file mode 100644 index 000000000..ede4e3b9b --- /dev/null +++ b/include/configs/TQM885D.h @@ -0,0 +1,492 @@ +/* + * (C) Copyright 2000-2005 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2006 + * Martin Krause, TQ-Systems GmBH, martin.krause@tqs.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_MPC885		1	/* This is a MPC885 CPU		*/ +#define CONFIG_TQM885D		1	/* ...on a TQM88D module	*/ + +#define CONFIG_8xx_OSCLK		10000000	/*  10 MHz - PLL input clock	*/ +#define CFG_8xx_CPUCLK_MIN		15000000	/*  15 MHz - CPU minimum clock	*/ +#define CFG_8xx_CPUCLK_MAX		133000000	/* 133 MHz - CPU maximum clock	*/ +#define CONFIG_8xx_CPUCLK_DEFAULT	66000000	/*  50 MHz - CPU default clock	*/ +						/* (it will be used if there is no	*/ +						/* 'cpuclk' variable with valid value)	*/ + +#define CFG_MEASURE_CPUCLK			/* Measure real cpu clock	*/ +						/* (function measure_gclk()	*/ +						/* will be called)		*/ +#ifdef CFG_MEASURE_CPUCLK +#define CFG_8XX_XIN		10000000	/* measure_gclk() needs this	*/ +#endif + +#define CONFIG_8xx_CONS_SMC1	1	/* Console is on SMC1		*/ + +#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"					\ +	"bootfile=/tftpboot/TQM866M/uImage\0"				\ +	"kernel_addr=40080000\0"					\ +	"ramdisk_addr=40180000\0"					\ +	"" +#define CONFIG_BOOTCOMMAND	"run flash_self" + +#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/ +#undef	CFG_LOADS_BAUD_CHANGE		/* don't allow baudrate change	*/ + +#undef	CONFIG_WATCHDOG			/* watchdog disabled		*/ + +#define CONFIG_STATUS_LED	1	/* Status LED enabled		*/ + +#undef	CONFIG_CAN_DRIVER		/* CAN Driver support disabled	*/ + +/* 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		93000	/* 93 kHz is supposed to work	*/ +#define CFG_I2C_SLAVE		0xFE + +#ifdef CONFIG_SOFT_I2C +/* + * Software (bit-bang) I2C driver configuration + */ +#define PB_SCL		0x00000020	/* PB 26 */ +#define PB_SDA		0x00000010	/* PB 27 */ + +#define I2C_INIT	(immr->im_cpm.cp_pbdir |=  PB_SCL) +#define I2C_ACTIVE	(immr->im_cpm.cp_pbdir |=  PB_SDA) +#define I2C_TRISTATE	(immr->im_cpm.cp_pbdir &= ~PB_SDA) +#define I2C_READ	((immr->im_cpm.cp_pbdat & PB_SDA) != 0) +#define I2C_SDA(bit)	if(bit) immr->im_cpm.cp_pbdat |=  PB_SDA; \ +			else	immr->im_cpm.cp_pbdat &= ~PB_SDA +#define I2C_SCL(bit)	if(bit) immr->im_cpm.cp_pbdat |=  PB_SCL; \ +			else	immr->im_cpm.cp_pbdat &= ~PB_SCL +#define I2C_DELAY	udelay(2)	/* 1/4 I2C clock duration */ +#endif	/* CONFIG_SOFT_I2C */ + +#define CFG_I2C_EEPROM_ADDR	0x50		/* EEPROM AT24C??	*/ +#define CFG_I2C_EEPROM_ADDR_LEN 2		/* two byte address	*/ +#define CFG_EEPROM_PAGE_WRITE_BITS	4 +#define CFG_EEPROM_PAGE_WRITE_DELAY_MS	10	/* and takes up to 10 msec */ + +# define CONFIG_RTC_DS1337 1 +# define CFG_I2C_RTC_ADDR 0x68 + +#define CONFIG_BOOTP_MASK	(CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE) + +#define CONFIG_MAC_PARTITION +#define CONFIG_DOS_PARTITION + +#undef CONFIG_RTC_MPC8xx		/* MPC866 does not support RTC	*/ + +#define	CONFIG_TIMESTAMP		/* but print image timestmps	*/ + +#define CONFIG_COMMANDS	      ( CONFIG_CMD_DFL	| \ +				CFG_CMD_ASKENV	| \ +				CFG_CMD_DATE	| \ +				CFG_CMD_DHCP	| \ +				CFG_CMD_EEPROM	| \ +				CFG_CMD_I2C	| \ +				CFG_CMD_IDE	| \ +				CFG_CMD_MII	| \ +				CFG_CMD_NFS	| \ +				CFG_CMD_PING ) + +/* 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 0 +#define CFG_HUSH_PARSER		1	/* use "hush" command parser	*/ +#endif +#ifdef	CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2	"> " +#endif + +#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		0x0300000	/* 1 ... 3 MB in DRAM	*/ +#define CFG_ALT_MEMTEST				/* alternate, more extensive +						   memory test.*/ + +#define CFG_LOAD_ADDR		0x100000	/* default load address */ + +#define CFG_HZ			1000	/* decrementer freq: 1 ms ticks */ + +#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 } + +/* + * Enable loopw commando. This has only effect, if CFG_CMD_MEM is defined, + * which is normally part of the default commands (CFV_CMD_DFL) + */ +#define CONFIG_LOOPW + +/* + * 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		0xFFF00000 + +/*----------------------------------------------------------------------- + * 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_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor	*/ +#define CFG_MONITOR_BASE	CFG_FLASH_BASE +#define CFG_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 CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */ + +/*----------------------------------------------------------------------- + * FLASH organization + */ +#define CFG_MAX_FLASH_BANKS	2	/* max number of memory banks		*/ +#define CFG_MAX_FLASH_SECT	256	/* 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		0x40000 /*   Offset   of Environment Sector	*/ +#define CFG_ENV_SIZE		0x08000 /* Total Size of Environment Sector	*/ +#define CFG_ENV_SECT_SIZE	0x20000 /* Total Size of Environment Sector	*/ + +/* Address and size of Redundant Environment Sector	*/ +#define CFG_ENV_OFFSET_REDUND	(CFG_ENV_OFFSET+CFG_ENV_SECT_SIZE) +#define CFG_ENV_SIZE_REDUND	(CFG_ENV_SIZE) + +/*----------------------------------------------------------------------- + * Hardware Information Block + */ +#define CFG_HWINFO_OFFSET	0x0003FFC0	/* offset of HW Info block */ +#define CFG_HWINFO_SIZE		0x00000040	/* size	  of HW Info block */ +#define CFG_HWINFO_MAGIC	0x54514D38	/* 'TQM8' */ + +/*----------------------------------------------------------------------- + * 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 + +/*----------------------------------------------------------------------- + * 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 + *----------------------------------------------------------------------- + * PCMCIA config., multi-function pin tri-state + */ +#ifndef CONFIG_CAN_DRIVER +#define CFG_SIUMCR	(SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01) +#else	/* we must activate GPL5 in the SIUMCR for CAN */ +#define CFG_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 CFG_TBSCR	(TBSCR_REFA | TBSCR_REFB | TBSCR_TBF) + +/*----------------------------------------------------------------------- + * 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) + +/*----------------------------------------------------------------------- + * PCMCIA stuff + *----------------------------------------------------------------------- + * + */ +#define CFG_PCMCIA_MEM_ADDR	(0xE0000000) +#define CFG_PCMCIA_MEM_SIZE	( 64 << 20 ) +#define CFG_PCMCIA_DMA_ADDR	(0xE4000000) +#define CFG_PCMCIA_DMA_SIZE	( 64 << 20 ) +#define CFG_PCMCIA_ATTRB_ADDR	(0xE8000000) +#define CFG_PCMCIA_ATTRB_SIZE	( 64 << 20 ) +#define CFG_PCMCIA_IO_ADDR	(0xEC000000) +#define CFG_PCMCIA_IO_SIZE	( 64 << 20 ) + +/*----------------------------------------------------------------------- + * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter) + *----------------------------------------------------------------------- + */ + +#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 CFG_IDE_MAXBUS		1	/* max. 1 IDE bus		*/ +#define CFG_IDE_MAXDEVICE	1	/* max. 1 drive per IDE bus	*/ + +#define CFG_ATA_IDE0_OFFSET	0x0000 + +#define CFG_ATA_BASE_ADDR	CFG_PCMCIA_MEM_ADDR + +/* Offset for data I/O			*/ +#define CFG_ATA_DATA_OFFSET	(CFG_PCMCIA_MEM_SIZE + 0x320) + +/* Offset for normal register accesses	*/ +#define CFG_ATA_REG_OFFSET	(2 * CFG_PCMCIA_MEM_SIZE + 0x320) + +/* Offset for alternate registers	*/ +#define CFG_ATA_ALT_OFFSET	0x0100 + +/*----------------------------------------------------------------------- + * + *----------------------------------------------------------------------- + * + */ +#define CFG_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 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_6_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_V ) + +#define CFG_OR1_REMAP	CFG_OR0_REMAP +#define CFG_OR1_PRELIM	CFG_OR0_PRELIM +#define CFG_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		(256 << 20)	/* max 256 MB per bank	*/ + +/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care)	*/ +#define CFG_OR_TIMING_SDRAM	0x00000A00 + +#define CFG_OR2_PRELIM	(CFG_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM ) +#define CFG_BR2_PRELIM	((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V ) + +#ifndef CONFIG_CAN_DRIVER +#define CFG_OR3_PRELIM	CFG_OR2_PRELIM +#define CFG_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 CFG_CAN_BASE		0xC0000000	/* CAN mapped at 0xC0000000	*/ +#define CFG_CAN_OR_AM		0xFFFF8000	/* 32 kB address mask		*/ +#define CFG_OR3_CAN		(CFG_CAN_OR_AM | OR_G5LA | OR_BI) +#define CFG_BR3_CAN		((CFG_CAN_BASE & BR_BA_MSK) | \ +					BR_PS_8 | BR_MS_UPMB | BR_V ) +#endif	/* CONFIG_CAN_DRIVER */ + +/* + * 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, start with refresh rate for 40 MHz clock + * (CFG_8xx_CPUCLK_MIN / CFG_PTA_PER_CLK) + */ +#define CFG_MAMR_PTA		39 + +/* + * 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 CFG_MPTPR_2BK_2K	MPTPR_PTP_DIV32		for 2 banks + * #define CFG_MPTPR_1BK_2K	MPTPR_PTP_DIV64		for 1 bank + */ +#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 + */ + +/* 8 column 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) +/* 9 column SDRAM */ +#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) +/* 10 column SDRAM */ +#define CFG_MAMR_10COL	((CFG_MAMR_PTA << MAMR_PTA_SHIFT)  | MAMR_PTAE	    |	\ +			 MAMR_AMA_TYPE_2 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A9  |	\ +			 MAMR_RLFA_1X	 | MAMR_WLFA_1X	   | MAMR_TLFA_4X) + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH	*/ +#define BOOTFLAG_WARM	0x02		/* Software reboot			*/ + +/* + * Network configuration + */ +#define CONFIG_SCC2_ENET		/* enable ethernet on SCC2 */ +#define CONFIG_FEC_ENET			/* enable ethernet on FEC */ +#define CONFIG_ETHER_ON_FEC1		/* ... for FEC1 */ +#define CONFIG_ETHER_ON_FEC2		/* ... for FEC2 */ + +#if (CONFIG_COMMANDS & CFG_CMD_MII) +#define CFG_DISCOVER_PHY +#endif + +#define CONFIG_NET_RETRY_COUNT 1	/* reduce max. timeout before +					   switching to another netwok (if the +					   tried network is unreachable) */ + +#define CONFIG_ETHPRIME		"SCC ETHERNET" + +#endif	/* __CONFIG_H */ |