248 lines
		
	
	
		
			7.7 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			248 lines
		
	
	
		
			7.7 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  * Configuration settings for the Gumstix Overo 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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| #define CONFIG_NR_DRAM_BANKS	2	/* CS1 may or may not be populated */
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| #define CONFIG_NAND
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| 
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| #include <configs/ti_omap3_common.h>
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| #undef CONFIG_SPL_MAX_SIZE
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| #undef CONFIG_SPL_TEXT_BASE
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| #define CONFIG_SPL_TEXT_BASE	0x40200000
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| #define CONFIG_SPL_MAX_SIZE    (SRAM_SCRATCH_SPACE_ADDR - CONFIG_SPL_TEXT_BASE)
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| 
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| #define CONFIG_BCH
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| 
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| /* Display CPU and Board information */
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| #define CONFIG_DISPLAY_CPUINFO
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| #define CONFIG_DISPLAY_BOARDINFO
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| 
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| /* call misc_init_r */
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| #define CONFIG_MISC_INIT_R
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| 
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| /* pass the revision tag */
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| #define CONFIG_REVISION_TAG
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| 
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| /* override size of malloc() pool */
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| #undef CONFIG_SYS_MALLOC_LEN
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| #define CONFIG_ENV_SIZE		(128 << 10)	/* 128 KiB sector */
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| /* Shift 128 << 15 provides 4 MiB heap to support UBI commands.
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|  * Shift 128 << 10 provides 128 KiB heap for limited-memory devices. */
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| #define CONFIG_SYS_MALLOC_LEN	(CONFIG_ENV_SIZE + (128 << 15))
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| 
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| /* I2C Support */
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| #define CONFIG_SYS_I2C_OMAP34XX
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| 
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| /* TWL4030 LED */
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| #define CONFIG_TWL4030_LED
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| 
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| /* USB EHCI */
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| #define CONFIG_USB_EHCI
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| #define CONFIG_USB_EHCI_OMAP
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| #define CONFIG_USB_STORAGE
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| #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO	183
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| #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS	3
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| 
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| /* Initialize GPIOs by default */
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| #define CONFIG_OMAP3_GPIO_2	/* GPIO32..63 is in GPIO Bank 2 */
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| #define CONFIG_OMAP3_GPIO_3	/* GPIO64..95 is in GPIO Bank 3 */
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| #define CONFIG_OMAP3_GPIO_4	/* GPIO96..127 is in GPIO Bank 4 */
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| #define CONFIG_OMAP3_GPIO_5	/* GPIO128..159 is in GPIO Bank 5 */
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| #define CONFIG_OMAP3_GPIO_6	/* GPIO160..191 is in GPIO Bank 6 */
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| 
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| /* commands to include */
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| 
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| #ifdef CONFIG_NAND
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| #define CONFIG_CMD_UBI		/* UBI-formated MTD partition support */
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| #define CONFIG_CMD_UBIFS	/* Read-only UBI volume operations */
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| 
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| #define CONFIG_RBTREE		/* required by CONFIG_CMD_UBI */
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| #define CONFIG_LZO		/* required by CONFIG_CMD_UBIFS */
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| 
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| #define CONFIG_MTD_PARTITIONS	/* required for UBI partition support */
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| 
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| /* NAND block size is 128 KiB.  Synchronize these values with
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|  * overo_nand_partitions in mach-omap2/board-overo.c in Linux:
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|  *  xloader              4 * NAND_BLOCK_SIZE = 512 KiB
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|  *  uboot               14 * NAND_BLOCK_SIZE = 1792 KiB
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|  *  uboot environtment   2 * NAND_BLOCK_SIZE = 256 KiB
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|  *  linux               64 * NAND_BLOCK_SIZE = 8 MiB
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|  *  rootfs              remainder
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|  */
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| #define MTDIDS_DEFAULT "nand0=omap2-nand.0"
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| #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:"	\
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| 	"512k(xloader),"				\
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| 	"1792k(u-boot),"				\
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| 	"256k(environ),"				\
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| 	"8m(linux),"					\
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| 	"-(rootfs)"
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| #else /* CONFIG_NAND */
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| #define MTDPARTS_DEFAULT
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| #endif /* CONFIG_NAND */
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| 
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| /* Board NAND Info. */
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| #define CONFIG_SYS_NAND_ADDR		NAND_BASE	/* physical address */
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| 							/* to access nand */
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| /* Environment information */
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| #define CONFIG_EXTRA_ENV_SETTINGS \
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| 	DEFAULT_LINUX_BOOT_ENV \
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| 	"bootdir=/boot\0" \
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| 	"bootfile=zImage\0" \
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| 	"usbtty=cdc_acm\0" \
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| 	"console=ttyO2,115200n8\0" \
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| 	"mpurate=auto\0" \
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| 	"optargs=\0" \
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| 	"vram=12M\0" \
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| 	"dvimode=1024x768MR-16@60\0" \
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| 	"defaultdisplay=dvi\0" \
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| 	"mmcdev=0\0" \
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| 	"mmcroot=/dev/mmcblk0p2 rw\0" \
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| 	"mmcrootfstype=ext4 rootwait\0" \
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| 	"nandroot=ubi0:rootfs ubi.mtd=4\0" \
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| 	"nandrootfstype=ubifs\0" \
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| 	"mtdparts=" MTDPARTS_DEFAULT "\0" \
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| 	"mmcargs=setenv bootargs console=${console} " \
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| 		"${optargs} " \
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| 		"mpurate=${mpurate} " \
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| 		"vram=${vram} " \
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| 		"omapfb.mode=dvi:${dvimode} " \
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| 		"omapdss.def_disp=${defaultdisplay} " \
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| 		"root=${mmcroot} " \
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| 		"rootfstype=${mmcrootfstype}\0" \
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| 	"nandargs=setenv bootargs console=${console} " \
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| 		"${optargs} " \
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| 		"mpurate=${mpurate} " \
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| 		"vram=${vram} " \
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| 		"omapfb.mode=dvi:${dvimode} " \
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| 		"omapdss.def_disp=${defaultdisplay} " \
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| 		"root=${nandroot} " \
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| 		"rootfstype=${nandrootfstype}\0" \
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| 	"loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
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| 	"bootscript=echo Running boot script from mmc ...; " \
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| 		"source ${loadaddr}\0" \
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| 	"loadbootenv=load mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \
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| 	"importbootenv=echo Importing environment from mmc ...; " \
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| 		"env import -t ${loadaddr} ${filesize}\0" \
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| 	"loaduimage=load mmc ${mmcdev} ${loadaddr} uImage\0" \
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| 	"mmcboot=echo Booting from mmc...; " \
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| 		"run mmcargs; " \
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| 		"bootm ${loadaddr}\0" \
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| 	"loadzimage=load mmc ${mmcdev}:2 ${loadaddr} ${bootdir}/${bootfile}\0" \
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| 	"loadfdt=load mmc ${mmcdev}:2 ${fdtaddr} ${bootdir}/${fdtfile}\0" \
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| 	"loadubizimage=ubifsload ${loadaddr} ${bootdir}/${bootfile}\0" \
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| 	"loadubifdt=ubifsload ${fdtaddr} ${bootdir}/${fdtfile}\0" \
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| 	"mmcbootfdt=echo Booting with DT from mmc ...; " \
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| 		"run mmcargs; " \
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| 		"bootz ${loadaddr} - ${fdtaddr}\0" \
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| 	"nandboot=echo Booting from nand ...; " \
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| 		"run nandargs; " \
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| 		"if nand read ${loadaddr} linux; then " \
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| 			"bootm ${loadaddr};" \
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| 		"fi;\0" \
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| 	"nanddtsboot=echo Booting from nand with DTS...; " \
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| 		"run nandargs; " \
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| 		"ubi part rootfs; "\
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| 		"ubifsmount ubi0:rootfs; "\
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| 		"run loadubifdt; "\
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| 		"run loadubizimage; "\
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| 		"bootz ${loadaddr} - ${fdtaddr}\0" \
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| 
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| #define CONFIG_BOOTCOMMAND \
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| 	"mmc dev ${mmcdev}; if mmc rescan; then " \
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| 		"if run loadbootscript; then " \
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| 			"run bootscript; " \
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| 		"fi;" \
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| 		"if run loadbootenv; then " \
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| 			"echo Loaded environment from ${bootenv};" \
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| 			"run importbootenv;" \
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| 		"fi;" \
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| 		"if test -n $uenvcmd; then " \
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| 			"echo Running uenvcmd ...;" \
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| 			"run uenvcmd;" \
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| 		"fi;" \
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| 		"if run loaduimage; then " \
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| 			"run mmcboot;" \
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| 		"fi;" \
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| 		"if run loadzimage; then " \
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| 			"if test -z \"${fdtfile}\"; then " \
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| 				"setenv fdtfile omap3-${boardname}-${expansionname}.dtb;" \
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| 			"fi;" \
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| 			"if run loadfdt; then " \
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| 				"run mmcbootfdt;" \
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| 			"fi;" \
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| 		"fi;" \
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| 	"fi;" \
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| 	"run nandboot; " \
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| 	"if test -z \"${fdtfile}\"; then "\
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| 		"setenv fdtfile omap3-${boardname}-${expansionname}.dtb;" \
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| 	"fi;" \
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| 	"run nanddtsboot; " \
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| 
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| /* memtest works on */
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| #define CONFIG_SYS_MEMTEST_START	(OMAP34XX_SDRC_CS0)
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| #define CONFIG_SYS_MEMTEST_END		(OMAP34XX_SDRC_CS0 + \
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| 					0x01F00000) /* 31MB */
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| 
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| /* FLASH and environment organization */
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| #if defined(CONFIG_NAND)
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| #define CONFIG_SYS_FLASH_BASE		NAND_BASE
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| #endif
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| 
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| /* Monitor at start of flash */
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| #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
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| #define CONFIG_SYS_ONENAND_BASE		ONENAND_MAP
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| 
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| #define CONFIG_ENV_IS_IN_NAND
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| #define ONENAND_ENV_OFFSET		0x240000 /* environment starts here */
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| #define SMNAND_ENV_OFFSET		0x240000 /* environment starts here */
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| 
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| #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB */
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| #define CONFIG_ENV_OFFSET		SMNAND_ENV_OFFSET
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| #define CONFIG_ENV_ADDR			SMNAND_ENV_OFFSET
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| 
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| /* Configure SMSC9211 ethernet */
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| #if defined(CONFIG_CMD_NET)
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| #define CONFIG_SMC911X
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| #define CONFIG_SMC911X_32_BIT
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| #define CONFIG_SMC911X_BASE		0x2C000000
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| #endif /* (CONFIG_CMD_NET) */
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| 
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| /* Initial RAM setup */
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| #define CONFIG_SYS_INIT_RAM_ADDR	0x4020f800
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| #define CONFIG_SYS_INIT_RAM_SIZE	0x800
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| #define CONFIG_SYS_CACHELINE_SIZE	64
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| 
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| /* NAND boot config */
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| #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
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| #define CONFIG_SYS_NAND_MAX_ECCPOS  56
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| #define CONFIG_SYS_NAND_5_ADDR_CYCLE
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| #define CONFIG_SYS_NAND_PAGE_COUNT	64
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| #define CONFIG_SYS_NAND_PAGE_SIZE	2048
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| #define CONFIG_SYS_NAND_OOBSIZE		64
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| #define CONFIG_SYS_NAND_BLOCK_SIZE	(128*1024)
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| #define CONFIG_SYS_NAND_BAD_BLOCK_POS	NAND_LARGE_BADBLOCK_POS
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| #define CONFIG_SYS_NAND_ECCPOS      {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, \
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| 					13, 14, 16, 17, 18, 19, 20, 21, 22, \
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| 					23, 24, 25, 26, 27, 28, 30, 31, 32, \
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| 					33, 34, 35, 36, 37, 38, 39, 40, 41, \
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| 					42, 44, 45, 46, 47, 48, 49, 50, 51, \
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| 					52, 53, 54, 55, 56}
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| #define CONFIG_SYS_NAND_ECCSIZE		512
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| #define CONFIG_SYS_NAND_ECCBYTES	13
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| #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
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| #define CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
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| #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x80000
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| /* NAND: SPL falcon mode configs */
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| #ifdef CONFIG_SPL_OS_BOOT
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| #define CONFIG_CMD_SPL_NAND_OFS		0x240000
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| #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS	0x280000
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| #define CONFIG_CMD_SPL_WRITE_SIZE	0x2000
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| #endif
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| 
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| #endif				/* __CONFIG_H */
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