171 lines
		
	
	
		
			5.6 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			171 lines
		
	
	
		
			5.6 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  * Copyright (C) 2008, Guennadi Liakhovetski <lg@denx.de>
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|  *
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|  * Configuration settings for the MX31ADS Freescale board.
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|  *
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|  * SPDX-License-Identifier:	GPL-2.0+
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|  */
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| 
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| #ifndef __CONFIG_H
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| #define __CONFIG_H
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| 
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| #include <asm/arch/imx-regs.h>
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| 
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|  /* High Level Configuration Options */
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| #define CONFIG_MX31		1		/* This is a mx31 */
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| 
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| #define CONFIG_DISPLAY_CPUINFO
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| #define CONFIG_DISPLAY_BOARDINFO
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| 
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| #define CONFIG_SYS_TEXT_BASE		0xA0000000
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| 
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| #define CONFIG_MACH_TYPE	MACH_TYPE_MX31ADS
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| 
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| #define CONFIG_CMDLINE_TAG		1	/* enable passing of ATAGs */
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| #define CONFIG_SETUP_MEMORY_TAGS	1
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| #define CONFIG_INITRD_TAG		1
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| 
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| /*
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|  * Size of malloc() pool
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|  */
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| #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + 128 * 1024)
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| 
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| /*
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|  * Hardware drivers
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|  */
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| 
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| #define CONFIG_MXC_UART
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| #define CONFIG_MXC_UART_BASE	UART1_BASE
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| 
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| #define CONFIG_HARD_SPI		1
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| #define CONFIG_MXC_SPI		1
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| #define CONFIG_DEFAULT_SPI_BUS	1
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| #define CONFIG_DEFAULT_SPI_MODE	(SPI_MODE_0 | SPI_CS_HIGH)
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| #define CONFIG_MXC_GPIO
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| 
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| /* PMIC Controller */
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| #define CONFIG_POWER
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| #define CONFIG_POWER_SPI
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| #define CONFIG_POWER_FSL
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| #define CONFIG_FSL_PMIC_BUS	1
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| #define CONFIG_FSL_PMIC_CS	0
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| #define CONFIG_FSL_PMIC_CLK	1000000
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| #define CONFIG_FSL_PMIC_MODE	(SPI_MODE_0 | SPI_CS_HIGH)
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| #define CONFIG_FSL_PMIC_BITLEN	32
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| #define CONFIG_RTC_MC13XXX
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| 
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| /* allow to overwrite serial and ethaddr */
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| #define CONFIG_ENV_OVERWRITE
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| #define CONFIG_CONS_INDEX	1
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| #define CONFIG_BAUDRATE		115200
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| 
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| /***********************************************************
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|  * Command definition
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|  ***********************************************************/
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| #define CONFIG_CMD_DATE
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| 
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| 
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| #define CONFIG_LOADADDR		0x80800000	/* loadaddr env var */
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| 
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| #define	CONFIG_EXTRA_ENV_SETTINGS					\
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| 	"netdev=eth0\0"							\
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| 	"uboot_addr=0xa0000000\0"					\
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| 	"uboot=mx31ads/u-boot.bin\0"					\
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| 	"kernel=mx31ads/uImage\0"					\
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| 	"nfsroot=/opt/eldk/arm\0"					\
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| 	"bootargs_base=setenv bootargs console=ttymxc0,115200\0"	\
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| 	"bootargs_nfs=setenv bootargs ${bootargs} root=/dev/nfs "	\
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| 		"ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0"	\
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| 	"bootcmd=run bootcmd_net\0"					\
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| 	"bootcmd_net=run bootargs_base bootargs_nfs; "			\
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| 		"tftpboot ${loadaddr} ${kernel}; bootm\0"		\
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| 	"prg_uboot=tftpboot ${loadaddr} ${uboot}; "			\
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| 		"protect off ${uboot_addr} 0xa003ffff; "		\
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| 		"erase ${uboot_addr} 0xa003ffff; "			\
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| 		"cp.b ${loadaddr} ${uboot_addr} ${filesize}; "		\
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| 		"setenv filesize; saveenv\0"
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| 
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| #define CONFIG_CS8900
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| #define CONFIG_CS8900_BASE	0xb4020300
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| #define CONFIG_CS8900_BUS16		1	/* follow the Linux driver */
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| 
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| /*
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|  * The MX31ADS board seems to have a hardware "peculiarity" confirmed under
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|  * U-Boot, RedBoot and Linux: the ethernet Rx signal is reaching the CS8900A
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|  * controller inverted. The controller is capable of detecting and correcting
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|  * this, but it needs 4 network packets for that. Which means, at startup, you
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|  * will not receive answers to the first 4 packest, unless there have been some
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|  * broadcasts on the network, or your board is on a hub. Reducing the ARP
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|  * timeout from default 5 seconds to 200ms we speed up the initial TFTP
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|  * transfer, should the user wish one, significantly.
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|  */
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| #define CONFIG_ARP_TIMEOUT	200UL
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| 
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| /*
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|  * Miscellaneous configurable options
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|  */
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| #define CONFIG_SYS_LONGHELP		/* undef to save memory */
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| #define CONFIG_SYS_CBSIZE		256		/* Console I/O Buffer Size */
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| /* Print Buffer Size */
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| #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
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| #define CONFIG_SYS_MAXARGS		16		/* max number of command args */
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| #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size */
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| 
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| #define CONFIG_SYS_MEMTEST_START	0		/* memtest works on */
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| #define CONFIG_SYS_MEMTEST_END		0x10000
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| 
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| #define CONFIG_SYS_LOAD_ADDR		CONFIG_LOADADDR
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| 
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| #define CONFIG_CMDLINE_EDITING	1
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| 
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| /*-----------------------------------------------------------------------
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|  * Physical Memory Map
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|  */
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| #define CONFIG_NR_DRAM_BANKS	1
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| #define PHYS_SDRAM_1		CSD0_BASE
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| #define PHYS_SDRAM_1_SIZE	(128 * 1024 * 1024)
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| #define CONFIG_BOARD_EARLY_INIT_F
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| 
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| #define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM_1
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| #define CONFIG_SYS_INIT_RAM_ADDR	IRAM_BASE_ADDR
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| #define CONFIG_SYS_INIT_RAM_SIZE	IRAM_SIZE
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| #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - \
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| 						GENERATED_GBL_DATA_SIZE)
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| #define CONFIG_SYS_INIT_SP_ADDR	(CONFIG_SYS_INIT_RAM_ADDR + \
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| 						CONFIG_SYS_GBL_DATA_OFFSET)
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| 
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| /*-----------------------------------------------------------------------
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|  * FLASH and environment organization
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|  */
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| #define CONFIG_SYS_FLASH_BASE		CS0_BASE
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| #define CONFIG_SYS_MAX_FLASH_BANKS	1		/* max number of memory banks */
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| #define CONFIG_SYS_MAX_FLASH_SECT	262		/* max number of sectors on one chip */
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| #define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_FLASH_BASE	/* Monitor at beginning of flash */
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| #define CONFIG_SYS_MONITOR_LEN		(256 * 1024)	/* Reserve 256KiB */
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| 
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| #define	CONFIG_ENV_IS_IN_FLASH	1
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| #define CONFIG_ENV_SECT_SIZE	(128 * 1024)
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| #define CONFIG_ENV_SIZE		CONFIG_ENV_SECT_SIZE
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| #define CONFIG_ENV_ADDR		(CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
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| 
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| /* Address and size of Redundant Environment Sector	*/
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| #define CONFIG_ENV_ADDR_REDUND	(CONFIG_ENV_ADDR + CONFIG_ENV_SIZE)
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| #define CONFIG_ENV_SIZE_REDUND	CONFIG_ENV_SIZE
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| 
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| /*-----------------------------------------------------------------------
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|  * CFI FLASH driver setup
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|  */
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| #define CONFIG_SYS_FLASH_CFI			1 /* Flash memory is CFI compliant */
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| #define CONFIG_FLASH_CFI_DRIVER		1 /* Use drivers/cfi_flash.c */
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| #define CONFIG_FLASH_SPANSION_S29WS_N	1 /* A non-standard buffered write algorithm */
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| #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE	1 /* Use buffered writes (~10x faster) */
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| #define CONFIG_SYS_FLASH_PROTECTION		1 /* Use hardware sector protection */
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| 
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| /*
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|  * JFFS2 partitions
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|  */
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| #undef CONFIG_CMD_MTDPARTS
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| #define CONFIG_JFFS2_DEV	"nor0"
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| 
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| #endif /* __CONFIG_H */
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