| /* | 
 |  * (C) Copyright 2000 | 
 |  * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | 
 |  * Keith Outwater, keith_outwater@mvis.com | 
 |  * | 
 |  * 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_GEN860T.h - board specific configuration options | 
 |  */ | 
 |  | 
 | #ifndef __CONFIG_GEN860T_H | 
 | #define __CONFIG_H | 
 |  | 
 | /* | 
 |  * High Level Configuration Options | 
 |  */ | 
 | #define CONFIG_MPC860 | 
 | #define CONFIG_GEN860T | 
 |  | 
 | /* | 
 |  * Identify the board | 
 |  */ | 
 | #if !defined(CONFIG_SC) | 
 | #define CONFIG_IDENT_STRING		" B2" | 
 | #else | 
 | #define CONFIG_IDENT_STRING		" SC" | 
 | #endif | 
 |  | 
 | /* | 
 |  * Don't depend on the RTC clock to determine clock frequency - | 
 |  * the 860's internal rtc uses a 32.768 KHz clock which is | 
 |  * generated by the DS1337 - and the DS1337 clock can be turned off. | 
 |  */ | 
 | #if !defined(CONFIG_SC) | 
 | #define	CONFIG_8xx_GCLK_FREQ		66600000 | 
 | #else | 
 | #define	CONFIG_8xx_GCLK_FREQ		48000000 | 
 | #endif | 
 |  | 
 | /* | 
 |  * The RS-232 console port is on SMC1 | 
 |  */ | 
 | #define	CONFIG_8xx_CONS_SMC1 | 
 | #define CONFIG_BAUDRATE			38400 | 
 |  | 
 | /* | 
 |  * Set allowable console baud rates | 
 |  */ | 
 | #define CFG_BAUDRATE_TABLE		{ 9600,		\ | 
 | 					  19200,	\ | 
 | 					  38400,	\ | 
 | 					  57600,	\ | 
 | 					  115200,	\ | 
 | 					} | 
 |  | 
 | /* | 
 |  * Print console information | 
 |  */ | 
 | #undef	 CFG_CONSOLE_INFO_QUIET | 
 |  | 
 | /* | 
 |  * Set the autoboot delay in seconds.  A delay of -1 disables autoboot | 
 |  */ | 
 | #define CONFIG_BOOTDELAY				5 | 
 |  | 
 | /* | 
 |  * Pass the clock frequency to the Linux kernel in units of MHz | 
 |  */ | 
 | #define	CONFIG_CLOCKS_IN_MHZ | 
 |  | 
 | #define CONFIG_PREBOOT		\ | 
 | 	"echo;echo" | 
 |  | 
 | #undef	CONFIG_BOOTARGS | 
 | #define CONFIG_BOOTCOMMAND	\ | 
 | 	"bootp;" \ | 
 | 	"setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \ | 
 | 	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \ | 
 | 	"bootm" | 
 |  | 
 | /* | 
 |  * Turn off echo for serial download by default.  Allow baud rate to be changed | 
 |  * for downloads | 
 |  */ | 
 | #undef	CONFIG_LOADS_ECHO | 
 | #define	CFG_LOADS_BAUD_CHANGE | 
 |  | 
 | /* | 
 |  * Set default load address for tftp network downloads | 
 |  */ | 
 | #define	CFG_TFTP_LOADADDR				0x01000000 | 
 |  | 
 | /* | 
 |  * Turn off the watchdog timer | 
 |  */ | 
 | #undef	CONFIG_WATCHDOG | 
 |  | 
 | /* | 
 |  * Do not reboot if a panic occurs | 
 |  */ | 
 | #define CONFIG_PANIC_HANG | 
 |  | 
 | /* | 
 |  * Enable the status LED | 
 |  */ | 
 | #define	CONFIG_STATUS_LED | 
 |  | 
 | /* | 
 |  * Reset address. We pick an address such that when an instruction | 
 |  * is executed at that address, a machine check exception occurs | 
 |  */ | 
 | #define CFG_RESET_ADDRESS				((ulong) -1) | 
 |  | 
 | /* | 
 |  * BOOTP options | 
 |  */ | 
 | #define CONFIG_BOOTP_SUBNETMASK | 
 | #define CONFIG_BOOTP_GATEWAY | 
 | #define CONFIG_BOOTP_HOSTNAME | 
 | #define CONFIG_BOOTP_BOOTPATH | 
 | #define CONFIG_BOOTP_BOOTFILESIZE | 
 |  | 
 |  | 
 | /* | 
 |  * The GEN860T network interface uses the on-chip 10/100 FEC with | 
 |  * an Intel LXT971A PHY connected to the 860T's MII. The PHY's | 
 |  * MII address is hardwired on the board to zero. | 
 |  */ | 
 | #define CONFIG_FEC_ENET | 
 | #define CFG_DISCOVER_PHY | 
 | #define CONFIG_MII | 
 | #define CONFIG_MII_INIT			1 | 
 | #define CONFIG_PHY_ADDR			0 | 
 |  | 
 | /* | 
 |  * Set default IP stuff just to get bootstrap entries into the | 
 |  * environment so that we can autoscript the full default environment. | 
 |  */ | 
 | #define CONFIG_ETHADDR					9a:52:63:15:85:25 | 
 | #define CONFIG_SERVERIP					10.0.4.201 | 
 | #define CONFIG_IPADDR					10.0.4.111 | 
 |  | 
 | /* | 
 |  * This board has a 32 kibibyte EEPROM (Atmel AT24C256) connected to | 
 |  * the MPC860T I2C interface. | 
 |  */ | 
 | #define CFG_I2C_EEPROM_ADDR				0x50 | 
 | #define CFG_EEPROM_PAGE_WRITE_BITS		6		/* 64 byte pages		*/ | 
 | #define CFG_EEPROM_PAGE_WRITE_DELAY_MS	12		/* 10 mS w/ 20% margin	*/ | 
 | #define	CFG_I2C_EEPROM_ADDR_LEN			2		/* need 16 bit address	*/ | 
 | #define CFG_ENV_EEPROM_SIZE				(32 * 1024) | 
 |  | 
 | /* | 
 |  * Enable I2C and select the hardware/software driver | 
 |  */ | 
 | #define CONFIG_HARD_I2C		1				/* CPM based I2C			*/ | 
 | #undef	CONFIG_SOFT_I2C						/* Bit-banged I2C			*/ | 
 |  | 
 | #ifdef CONFIG_HARD_I2C | 
 | #define	CFG_I2C_SPEED		100000			/* clock speed in Hz		*/ | 
 | #define CFG_I2C_SLAVE		0xFE			/* I2C slave address		*/ | 
 | #endif | 
 |  | 
 | #ifdef CONFIG_SOFT_I2C | 
 | #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(5)		/* 1/4 I2C clock duration	*/ | 
 | #endif | 
 |  | 
 | /* | 
 |  * Allow environment overwrites by anyone | 
 |  */ | 
 | #define CONFIG_ENV_OVERWRITE | 
 |  | 
 | #if !defined(CONFIG_SC) | 
 | /* | 
 |  * The MPC860's internal RTC is horribly broken in rev D masks. Three | 
 |  * internal MPC860T circuit nodes were inadvertently left floating; this | 
 |  * causes KAPWR current in power down mode to be three orders of magnitude | 
 |  * higher than specified in the datasheet (from 10 uA to 10 mA).  No | 
 |  * reasonable battery can keep that kind RTC running during powerdown for any | 
 |  * length of time, so we use an external RTC on the I2C bus instead. | 
 |  */ | 
 | #define CONFIG_RTC_DS1337 | 
 | #define CFG_I2C_RTC_ADDR				0x68 | 
 |  | 
 | #else | 
 | /* | 
 |  * No external RTC on SC variant, so we're stuck with the internal one. | 
 |  */ | 
 | #define	CONFIG_RTC_MPC8xx | 
 | #endif | 
 |  | 
 | /* | 
 |  * Power On Self Test support | 
 |  */ | 
 | #define CONFIG_POST			  ( CFG_POST_CACHE		| \ | 
 | 								CFG_POST_MEMORY		| \ | 
 | 								CFG_POST_CPU		| \ | 
 | 								CFG_POST_UART		| \ | 
 | 								CFG_POST_SPR ) | 
 |  | 
 |  | 
 | /* | 
 |  * Command line configuration. | 
 |  */ | 
 | #include <config_cmd_default.h> | 
 |  | 
 | #define CONFIG_CMD_ASKENV | 
 | #define CONFIG_CMD_DHCP | 
 | #define CONFIG_CMD_I2C | 
 | #define CONFIG_CMD_EEPROM | 
 | #define CONFIG_CMD_REGINFO | 
 | #define CONFIG_CMD_IMMAP | 
 | #define CONFIG_CMD_ELF | 
 | #define CONFIG_CMD_DATE | 
 | #define CONFIG_CMD_FPGA | 
 | #define CONFIG_CMD_MII | 
 | #define CONFIG_CMD_BEDBUG | 
 |  | 
 | #if !defined(CONFIG_SC) | 
 |     #define CONFIG_CMD_DOC | 
 | #endif | 
 |  | 
 | #ifdef CONFIG_POST | 
 | #define CONFIG_CMD_DIAG | 
 | #endif | 
 |  | 
 | /* | 
 |  * There is no IDE/PCMCIA hardware support on the board. | 
 |  */ | 
 | #undef  CONFIG_IDE_PCMCIA | 
 | #undef  CONFIG_IDE_LED | 
 | #undef  CONFIG_IDE_RESET | 
 |  | 
 | /* | 
 |  * Enable the call to misc_init_r() for miscellaneous platform | 
 |  * dependent initialization. | 
 |  */ | 
 | #define CONFIG_MISC_INIT_R | 
 |  | 
 | /* | 
 |  * Enable call to last_stage_init() so we can twiddle some LEDS :) | 
 |  */ | 
 | #define CONFIG_LAST_STAGE_INIT | 
 |  | 
 | /* | 
 |  * Virtex2 FPGA configuration support | 
 |  */ | 
 | #define CONFIG_FPGA_COUNT		1 | 
 | #define CONFIG_FPGA | 
 | #define CONFIG_FPGA_XILINX | 
 | #define CONFIG_FPGA_VIRTEX2 | 
 | #define CFG_FPGA_PROG_FEEDBACK | 
 |  | 
 |  | 
 | #define CONFIG_NAND_LEGACY | 
 |  | 
 | /* | 
 |  * Verbose help from command monitor. | 
 |  */ | 
 | #define	CFG_LONGHELP | 
 | #if !defined(CONFIG_SC) | 
 | #define	CFG_PROMPT			"B2> " | 
 | #else | 
 | #define	CFG_PROMPT			"SC> " | 
 | #endif | 
 |  | 
 |  | 
 | /* | 
 |  * Use the "hush" command parser | 
 |  */ | 
 | #define	CFG_HUSH_PARSER | 
 | #define	CFG_PROMPT_HUSH_PS2	"> " | 
 |  | 
 | /* | 
 |  * Set buffer size for console I/O | 
 |  */ | 
 | #if defined(CONFIG_CMD_KGDB) | 
 | #define	CFG_CBSIZE			1024 | 
 | #else | 
 | #define	CFG_CBSIZE			256 | 
 | #endif | 
 |  | 
 | /* | 
 |  * Print buffer size | 
 |  */ | 
 | #define	CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) | 
 |  | 
 | /* | 
 |  * Maximum number of arguments that a command can accept | 
 |  */ | 
 | #define	CFG_MAXARGS			16 | 
 |  | 
 | /* | 
 |  * Boot argument buffer size | 
 |  */ | 
 | #define CFG_BARGSIZE		CFG_CBSIZE | 
 |  | 
 | /* | 
 |  * Default memory test range | 
 |  */ | 
 | #define CFG_MEMTEST_START	0x0100000 | 
 | #define CFG_MEMTEST_END		(CFG_MEMTEST_START  + (128 * 1024)) | 
 |  | 
 | /* | 
 |  * Select the more full-featured memory test | 
 |  */ | 
 | #define	CFG_ALT_MEMTEST | 
 |  | 
 | /* | 
 |  * Default load address | 
 |  */ | 
 | #define	CFG_LOAD_ADDR		0x01000000 | 
 |  | 
 | /* | 
 |  * Set decrementer frequency (1 ms ticks) | 
 |  */ | 
 | #define	CFG_HZ				1000 | 
 |  | 
 | /* | 
 |  * Device memory map (after SDRAM remap to 0x0): | 
 |  * | 
 |  * CS		Device				Base Addr	Size | 
 |  * ---------------------------------------------------- | 
 |  * CS0*		Flash				0x40000000	64 M | 
 |  * CS1*		SDRAM				0x00000000	16 M | 
 |  * CS2*		Disk-On-Chip		0x50000000	32 K | 
 |  * CS3*		FPGA				0x60000000	64 M | 
 |  * CS4*		SelectMap			0x70000000	32 K | 
 |  * CS5*		Mil-Std 1553 I/F	0x80000000	32 K | 
 |  * CS6*		Unused | 
 |  * CS7*		Unused | 
 |  * IMMR		860T Registers		0xfff00000 | 
 |  */ | 
 |  | 
 | /* | 
 |  * Base addresses and block sizes | 
 |  */ | 
 | #define CFG_IMMR			0xFF000000 | 
 |  | 
 | #define SDRAM_BASE			0x00000000 | 
 | #define SDRAM_SIZE			(64 * 1024 * 1024) | 
 |  | 
 | #define FLASH_BASE			0x40000000 | 
 | #define FLASH_SIZE			(16 * 1024 * 1024) | 
 |  | 
 | #define DOC_BASE			0x50000000 | 
 | #define DOC_SIZE			(32 * 1024) | 
 |  | 
 | #define FPGA_BASE			0x60000000 | 
 | #define FPGA_SIZE			(64 * 1024 * 1024) | 
 |  | 
 | #define SELECTMAP_BASE		0x70000000 | 
 | #define SELECTMAP_SIZE		(32 * 1024) | 
 |  | 
 | #define M1553_BASE			0x80000000 | 
 | #define M1553_SIZE			(64 * 1024) | 
 |  | 
 | /* | 
 |  * Definitions for initial stack pointer and data area (in DPRAM) | 
 |  */ | 
 | #define CFG_INIT_RAM_ADDR		CFG_IMMR | 
 | #define	CFG_INIT_RAM_END		0x2F00	/* End of used area in DPRAM		*/ | 
 | #define	CFG_INIT_DATA_SIZE		64	/* # bytes reserved for initial data*/ | 
 | #define CFG_GBL_DATA_OFFSET		(CFG_INIT_RAM_END - CFG_INIT_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			SDRAM_BASE | 
 |  | 
 | /* | 
 |  * FLASH organization | 
 |  */ | 
 | #define CFG_FLASH_BASE			FLASH_BASE | 
 | #define CFG_FLASH_SIZE			FLASH_SIZE | 
 | #define CFG_FLASH_SECT_SIZE		(128 * 1024) | 
 | #define CFG_MAX_FLASH_BANKS		1 | 
 | #define CFG_MAX_FLASH_SECT		128 | 
 |  | 
 | /* | 
 |  * The timeout values are for an entire chip and are in milliseconds. | 
 |  * Yes I know that the write timeout is huge.  Accroding to the | 
 |  * datasheet a single byte takes 630 uS (round to 1 ms) max at worst | 
 |  * case VCC and temp after 100K programming cycles.  It works out | 
 |  * to 280 minutes (might as well be forever). | 
 |  */ | 
 | #define CFG_FLASH_ERASE_TOUT	(CFG_MAX_FLASH_SECT * 5000) | 
 | #define CFG_FLASH_WRITE_TOUT	(CFG_MAX_FLASH_SECT * 128 * 1024 * 1) | 
 |  | 
 | /* | 
 |  * Allow direct writes to FLASH from tftp transfers (** dangerous **) | 
 |  */ | 
 | #define	CFG_DIRECT_FLASH_TFTP | 
 |  | 
 | /* | 
 |  * Reserve memory for U-Boot. | 
 |  */ | 
 | #define CFG_MAX_UBOOT_SECTS		4 | 
 | #define	CFG_MONITOR_LEN			(CFG_MAX_UBOOT_SECTS * CFG_FLASH_SECT_SIZE) | 
 | #define CFG_MONITOR_BASE		CFG_FLASH_BASE | 
 |  | 
 | /* | 
 |  * Select environment placement.  NOTE that u-boot.lds must | 
 |  * be edited if this is changed! | 
 |  */ | 
 | #undef	CFG_ENV_IS_IN_FLASH | 
 | #define CFG_ENV_IS_IN_EEPROM | 
 |  | 
 | #if defined(CFG_ENV_IS_IN_EEPROM) | 
 | #define CFG_ENV_SIZE			(2 * 1024) | 
 | #define CFG_ENV_OFFSET			(CFG_ENV_EEPROM_SIZE - (8 * 1024)) | 
 | #else | 
 | #define CFG_ENV_SIZE			0x1000 | 
 | #define CFG_ENV_SECT_SIZE		CFG_FLASH_SECT_SIZE | 
 |  | 
 | /* | 
 |  * This ultimately gets passed right into the linker script, so we have to | 
 |  * use a number :( | 
 |  */ | 
 | #define CFG_ENV_OFFSET			0x060000 | 
 | #endif | 
 |  | 
 | /* | 
 |  * Reserve memory for malloc() | 
 |  */ | 
 | #define	CFG_MALLOC_LEN		(128 * 1024) | 
 |  | 
 | /* | 
 |  * 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 * 1024 * 1024) | 
 |  | 
 | /* | 
 |  * Cache Configuration | 
 |  */ | 
 | #define CFG_CACHELINE_SIZE		16	/* For all MPC8xx CPUs				*/ | 
 | #if defined(CONFIG_CMD_KGDB) | 
 | #define CFG_CACHELINE_SHIFT		4	/* log base 2 of above value		*/ | 
 | #endif | 
 |  | 
 | /*------------------------------------------------------------------------ | 
 |  * SYPCR - System Protection Control							UM 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							UM 11-6 | 
 |  *----------------------------------------------------------------------- | 
 |  * Set debug pin mux, enable SPKROUT and GPLB5*. | 
 |  */ | 
 | #define CFG_SIUMCR	( SIUMCR_DBGC11 | \ | 
 | 					  SIUMCR_DBPC11 | \ | 
 | 					  SIUMCR_MLRC11	| \ | 
 | 					  SIUMCR_GB5E	  \ | 
 | 					) | 
 |  | 
 | /*----------------------------------------------------------------------- | 
 |  * TBSCR - Time Base Status and Control							UM 11-26 | 
 |  *----------------------------------------------------------------------- | 
 |  * Clear Reference Interrupt Status, Timebase freeze enabled | 
 |  */ | 
 | #define CFG_TBSCR	( TBSCR_REFA | \ | 
 | 					  TBSCR_REFB | \ | 
 | 					  TBSCR_TBF	   \ | 
 | 					) | 
 |  | 
 | /*----------------------------------------------------------------------- | 
 |  * RTCSC - Real-Time Clock Status and Control Register			UM 11-27 | 
 |  *----------------------------------------------------------------------- | 
 |  */ | 
 | #define CFG_RTCSC	( RTCSC_SEC	| \ | 
 | 					  RTCSC_ALR | \ | 
 | 					  RTCSC_RTF | \ | 
 | 					  RTCSC_RTE	  \ | 
 | 					) | 
 |  | 
 | /*----------------------------------------------------------------------- | 
 |  * PISCR - Periodic Interrupt Status and Control				UM 11-31 | 
 |  *----------------------------------------------------------------------- | 
 |  * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled | 
 |  */ | 
 | #define CFG_PISCR	( PISCR_PS		| \ | 
 | 					  PISCR_PITF	  \ | 
 | 					) | 
 |  | 
 | /*----------------------------------------------------------------------- | 
 |  * PLPRCR - PLL, Low-Power, and Reset Control Register			UM 15-30 | 
 |  *----------------------------------------------------------------------- | 
 |  * Reset PLL lock status sticky bit, timer expired status bit and timer | 
 |  * interrupt status bit. Set MF for 1:2:1 mode. | 
 |  */ | 
 | #define CFG_PLPRCR	( ((0x1 << PLPRCR_MF_SHIFT) & PLPRCR_MF_MSK)	| \ | 
 | 					  PLPRCR_SPLSS	| \ | 
 | 					  PLPRCR_TEXPS	| \ | 
 | 					  PLPRCR_TMIST	  \ | 
 | 					) | 
 |  | 
 | /*----------------------------------------------------------------------- | 
 |  * SCCR - System Clock and reset Control Register				UM 15-27 | 
 |  *----------------------------------------------------------------------- | 
 |  * Set clock output, timebase and RTC source and divider, | 
 |  * power management and some other internal clocks | 
 |  */ | 
 | #define SCCR_MASK   SCCR_EBDF11 | 
 |  | 
 | #if !defined(CONFIG_SC) | 
 | #define CFG_SCCR	( SCCR_TBS			|	/* timebase = GCLK/2	*/ \ | 
 | 					  SCCR_COM00		|	/* full strength CLKOUT	*/ \ | 
 | 					  SCCR_DFSYNC00	|	/* SYNCLK / 1 (normal)	*/ \ | 
 | 					  SCCR_DFBRG00		|	/* BRGCLK / 1 (normal)	*/ \ | 
 | 					  SCCR_DFNL000		| \ | 
 | 					  SCCR_DFNH000		  \ | 
 | 					) | 
 | #else | 
 | #define CFG_SCCR	( SCCR_TBS			|	/* timebase = GCLK/2	*/ \ | 
 | 					  SCCR_COM00		|	/* full strength CLKOUT	*/ \ | 
 | 					  SCCR_DFSYNC00	|	/* SYNCLK / 1 (normal)	*/ \ | 
 | 					  SCCR_DFBRG00		|	/* BRGCLK / 1 (normal)	*/ \ | 
 | 					  SCCR_DFNL000		| \ | 
 | 					  SCCR_DFNH000		| \ | 
 | 					  SCCR_RTDIV		| \ | 
 | 					  SCCR_RTSEL		  \ | 
 | 					) | 
 | #endif | 
 |  | 
 | /*----------------------------------------------------------------------- | 
 |  * DER - Debug Enable Register									UM 37-46 | 
 |  *----------------------------------------------------------------------- | 
 |  * Mask all events that can cause entry into debug mode | 
 |  */ | 
 | #define CFG_DER				0 | 
 |  | 
 | /* | 
 |  * Initialize Memory Controller: | 
 |  * | 
 |  * BR0 and OR0 (FLASH memory) | 
 |  */ | 
 | #define FLASH_BASE0_PRELIM	FLASH_BASE | 
 |  | 
 | /* | 
 |  * Flash address mask | 
 |  */ | 
 | #define CFG_PRELIM_OR_AM	0xfe000000 | 
 |  | 
 | /* | 
 |  * FLASH timing: | 
 |  * 33 Mhz bus with ACS = 11, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 1 | 
 |  */ | 
 | #define CFG_OR_TIMING_FLASH	( OR_CSNT_SAM	| \ | 
 | 							  OR_ACS_DIV2	| \ | 
 | 							  OR_BI			| \ | 
 | 							  OR_SCY_2_CLK	| \ | 
 | 							  OR_TRLX		| \ | 
 | 							  OR_EHTR		  \ | 
 | 							) | 
 |  | 
 | #define CFG_OR0_PRELIM	( CFG_PRELIM_OR_AM		| \ | 
 | 						  CFG_OR_TIMING_FLASH	  \ | 
 | 						) | 
 |  | 
 | #define CFG_BR0_PRELIM	( (FLASH_BASE0_PRELIM & BR_BA_MSK)	| \ | 
 | 						  BR_MS_GPCM						| \ | 
 | 						  BR_PS_8							| \ | 
 | 						  BR_V								  \ | 
 | 						) | 
 |  | 
 | /* | 
 |  * SDRAM configuration | 
 |  */ | 
 | #define CFG_OR1_AM	0xfc000000 | 
 | #define CFG_OR1		( (CFG_OR1_AM & OR_AM_MSK)	| \ | 
 | 					  OR_CSNT_SAM				  \ | 
 | 					) | 
 |  | 
 | #define CFG_BR1		( (SDRAM_BASE & BR_BA_MSK)	| \ | 
 | 					  BR_MS_UPMA				| \ | 
 | 					  BR_PS_32					| \ | 
 | 					  BR_V						  \ | 
 | 					) | 
 |  | 
 | /* | 
 |  * Refresh rate 7.8 us (= 64 ms / 8K = 31.2 uS quad bursts) for one bank | 
 |  * of 256 MBit SDRAM | 
 |  */ | 
 | #define CFG_MPTPR_1BK_8K	MPTPR_PTP_DIV16 | 
 |  | 
 | /* | 
 |  * Periodic timer for refresh @ 33 MHz system clock | 
 |  */ | 
 | #define CFG_MAMR_PTA	64 | 
 |  | 
 | /* | 
 |  * MAMR settings for SDRAM | 
 |  */ | 
 | #define CFG_MAMR_8COL	( (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				  \ | 
 | 						) | 
 |  | 
 | /* | 
 |  * CS2* configuration for Disk On Chip: | 
 |  * 33 MHz bus with TRLX=1, ACS=11, CSNT=1, EBDF=1, SCY=2, EHTR=1, | 
 |  * no burst. | 
 |  */ | 
 | #define CFG_OR2_PRELIM	( (0xffff0000 & OR_AM_MSK)	| \ | 
 | 						  OR_CSNT_SAM				| \ | 
 | 						  OR_ACS_DIV2				| \ | 
 | 						  OR_BI						| \ | 
 | 						  OR_SCY_2_CLK				| \ | 
 | 						  OR_TRLX					| \ | 
 | 						  OR_EHTR					  \ | 
 | 						) | 
 |  | 
 | #define CFG_BR2_PRELIM	( (DOC_BASE & BR_BA_MSK)	| \ | 
 | 						  BR_PS_8					| \ | 
 | 						  BR_MS_GPCM				| \ | 
 | 						  BR_V						  \ | 
 | 						) | 
 |  | 
 | /* | 
 |  * CS3* configuration for FPGA: | 
 |  * 33 MHz bus with SCY=15, no burst. | 
 |  * The FPGA uses TA and TEA to terminate bus cycles, but we | 
 |  * clear SETA and set the cycle length to a large number so that | 
 |  * the cycle will still complete even if there is a configuration | 
 |  * error that prevents TA from asserting on FPGA accesss. | 
 |  */ | 
 | #define CFG_OR3_PRELIM	( (0xfc000000 & OR_AM_MSK)  | \ | 
 | 						  OR_SCY_15_CLK				| \ | 
 | 						  OR_BI					  \ | 
 | 						) | 
 |  | 
 | #define CFG_BR3_PRELIM	( (FPGA_BASE & BR_BA_MSK)	| \ | 
 | 						  BR_PS_32					| \ | 
 | 						  BR_MS_GPCM				| \ | 
 | 						  BR_V						  \ | 
 | 						) | 
 | /* | 
 |  * CS4* configuration for FPGA SelectMap configuration interface. | 
 |  * 33 MHz bus, UPMB, no burst. Do not assert GPLB5 on falling edge | 
 |  * of GCLK1_50 | 
 |  */ | 
 | #define CFG_OR4_PRELIM	( (0xffff0000 & OR_AM_MSK)	| \ | 
 | 						  OR_G5LS						| \ | 
 | 						  OR_BI							  \ | 
 | 						) | 
 |  | 
 | #define CFG_BR4_PRELIM	( (SELECTMAP_BASE & BR_BA_MSK)	| \ | 
 | 						  BR_PS_8						| \ | 
 | 						  BR_MS_UPMB					| \ | 
 | 						  BR_V							  \ | 
 | 						) | 
 |  | 
 | /* | 
 |  * CS5* configuration for Mil-Std 1553 databus interface. | 
 |  * 33 MHz bus, GPCM, no burst. | 
 |  * The 1553 interface  uses TA and TEA to terminate bus cycles, | 
 |  * but we clear SETA and set the cycle length to a large number so that | 
 |  * the cycle will still complete even if there is a configuration | 
 |  * error that prevents TA from asserting on FPGA accesss. | 
 |  */ | 
 | #define CFG_OR5_PRELIM	( (0xffff0000 & OR_AM_MSK)  | \ | 
 | 						  OR_SCY_15_CLK				| \ | 
 | 						  OR_EHTR					| \ | 
 | 						  OR_TRLX					| \ | 
 | 						  OR_CSNT_SAM				| \ | 
 | 						  OR_BI						  \ | 
 | 						) | 
 |  | 
 | #define CFG_BR5_PRELIM	( (M1553_BASE & BR_BA_MSK)	| \ | 
 | 						  BR_PS_16					| \ | 
 | 						  BR_MS_GPCM				| \ | 
 | 						  BR_V						  \ | 
 | 						) | 
 |  | 
 | /* | 
 |  * Boot Flags | 
 |  */ | 
 | #define	BOOTFLAG_COLD	0x01	/* Normal Power-On: Boot from FLASH	*/ | 
 | #define BOOTFLAG_WARM	0x02	/* Software reboot					*/ | 
 |  | 
 | /* | 
 |  * Disk On Chip (millenium) configuration | 
 |  */ | 
 | #if !defined(CONFIG_SC) | 
 | #define CFG_MAX_DOC_DEVICE	1 | 
 | #undef	CFG_DOC_SUPPORT_2000 | 
 | #define CFG_DOC_SUPPORT_MILLENNIUM | 
 | #undef	CFG_DOC_PASSIVE_PROBE | 
 | #endif | 
 |  | 
 | /* | 
 |  * FEC interrupt assignment | 
 |  */ | 
 | #define FEC_INTERRUPT   SIU_LEVEL1 | 
 |  | 
 | /* | 
 |  * Sanity checks | 
 |  */ | 
 | #if defined(CONFIG_SCC1_ENET) && defined(CONFIG_FEC_ENET) | 
 | #error Both CONFIG_SCC1_ENET and CONFIG_FEC_ENET configured | 
 | #endif | 
 |  | 
 | #endif	/* __CONFIG_GEN860T_H */ |