include/configs/am3517_evm.h - platform/external/u-boot - Gitiles

 /*
  * am3517_evm.h - Default configuration for AM3517 EVM board.
  *
  * Author: Vaibhav Hiremath <hvaibhav@ti.com>
  *
  * Based on omap3_evm_config.h
  *
  * Copyright (C) 2010 Texas Instruments Incorporated
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */

 #ifndef __CONFIG_H
 #define __CONFIG_H

 /* High Level Configuration Options */

 #define CONFIG_OMAP

 #define CONFIG_SYS_NO_FLASH

 #define CONFIG_NR_DRAM_BANKS	2	/* CS1 may or may not be populated */

 /* Common ARM Erratas */
 #define CONFIG_ARM_ERRATA_454179
 #define CONFIG_ARM_ERRATA_430973
 #define CONFIG_ARM_ERRATA_621766

 #define CONFIG_EMIF4	/* The chip has EMIF4 controller */

 /*
  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
  * 64 bytes before this address should be set aside for u-boot.img's
  * header. That is 0x800FFFC0--0x80100000 should not be used for any
  * other needs.
  */
 #define CONFIG_SYS_TEXT_BASE		0x80100000
 #define CONFIG_SYS_SPL_MALLOC_START	0x80208000
 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x100000

 #include <asm/arch/cpu.h>		/* get chip and board defs */
 #include <asm/arch/omap.h>

 #define CONFIG_MISC_INIT_R
 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
 #define CONFIG_SETUP_MEMORY_TAGS
 #define CONFIG_INITRD_TAG
 #define CONFIG_REVISION_TAG

 /* Clock Defines */
 #define V_OSCK			26000000	/* Clock output from T2 */
 #define V_SCLK			(V_OSCK >> 1)

 /* Size of malloc() pool */
 #define CONFIG_SYS_MALLOC_LEN		(16 << 20)

 /* Hardware drivers */

 /* OMAP GPIO configuration */
 #define CONFIG_OMAP_GPIO

 /* NS16550 Configuration */
 #define V_NS16550_CLK			48000000	/* 48MHz (APLL96/2) */
 #define CONFIG_SYS_NS16550_SERIAL
 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
 #define CONFIG_SYS_NS16550_CLK		V_NS16550_CLK

 /* select serial console configuration */
 #define CONFIG_CONS_INDEX		3
 #define CONFIG_SYS_NS16550_COM3		OMAP34XX_UART3
 #define CONFIG_SERIAL3			3	/* UART3 on AM3517 EVM */

 /* allow to overwrite serial and ethaddr */
 #define CONFIG_ENV_OVERWRITE
 #define CONFIG_BAUDRATE			115200
 #define CONFIG_SYS_BAUDRATE_TABLE	{4800, 9600, 19200, 38400, 57600,\
 					115200}

 /* SD/MMC */
 #define CONFIG_MMC
 #define CONFIG_GENERIC_MMC
 #define CONFIG_OMAP_HSMMC
 #define CONFIG_DOS_PARTITION

 /*
  * USB configuration
  * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard
  * Enable CONFIG_USB_MUSB_GADGET for Device functionalities.
  */
 #define CONFIG_USB_MUSB_AM35X
 #define CONFIG_USB_MUSB_PIO_ONLY

 #ifdef CONFIG_USB_MUSB_AM35X

 #ifdef CONFIG_USB_MUSB_HOST

 #define CONGIG_CMD_STORAGE

 #ifdef CONFIG_USB_KEYBOARD
 #define CONFIG_SYS_USB_EVENT_POLL
 #define CONFIG_PREBOOT "usb start"
 #endif /* CONFIG_USB_KEYBOARD */

 #endif /* CONFIG_USB_MUSB_HOST */

 #ifdef CONFIG_USB_MUSB_GADGET
 #define CONFIG_USB_ETHER
 #define CONFIG_USB_ETH_RNDIS
 #endif /* CONFIG_USB_MUSB_GADGET */

 #endif /* CONFIG_USB_MUSB_AM35X */

 /* commands to include */
 #define CONFIG_CMD_NAND
 #define CONFIG_CMD_PART
 #define CONFIG_CMD_MTDPARTS

 /* I2C */
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_OMAP24_I2C_SPEED	100000
 #define CONFIG_SYS_OMAP24_I2C_SLAVE	1
 #define CONFIG_SYS_I2C_OMAP34XX

 /* Ethernet */
 #define CONFIG_DRIVER_TI_EMAC
 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
 #define CONFIG_MII
 #define CONFIG_BOOTP_DEFAULT
 #define CONFIG_BOOTP_DNS
 #define CONFIG_BOOTP_DNS2
 #define CONFIG_BOOTP_SEND_HOSTNAME
 #define CONFIG_NET_RETRY_COUNT		10

 /* Board NAND Info. */
 #ifdef CONFIG_NAND
 #define CONFIG_NAND_OMAP_GPMC
 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
 #define CONFIG_BCH
 #define CONFIG_CMD_UBIFS		/* Read-only UBI volume operations */
 #define CONFIG_RBTREE			/* required by CONFIG_CMD_UBI */
 #define CONFIG_LZO			/* required by CONFIG_CMD_UBIFS */
 #define CONFIG_SYS_NAND_ADDR		NAND_BASE	/* physical address */
 							/* to access nand */
 #define CONFIG_SYS_NAND_BASE		NAND_BASE	/* physical address */
 							/* to access */
 							/* nand at CS0 */
 #define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of */
 							/* NAND devices */
 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 #define CONFIG_SYS_NAND_PAGE_COUNT	64
 #define CONFIG_SYS_NAND_PAGE_SIZE	2048
 #define CONFIG_SYS_NAND_OOBSIZE		64
 #define CONFIG_SYS_NAND_BLOCK_SIZE	(128 * 1024)
 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	NAND_LARGE_BADBLOCK_POS
 #define CONFIG_SYS_NAND_ECCPOS		{ 2,  3,  4,  5,  6,  7,  8,  9, 10, \
 					 11, 12, 13, 14, 16, 17, 18, 19, 20, \
 					 21, 22, 23, 24, 25, 26, 27, 28, 30, \
 					 31, 32, 33, 34, 35, 36, 37, 38, 39, \
 					 40, 41, 42, 44, 45, 46, 47, 48, 49, \
 					 50, 51, 52, 53, 54, 55, 56 }

 #define CONFIG_SYS_NAND_ECCSIZE		512
 #define CONFIG_SYS_NAND_ECCBYTES	13
 #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
 #define CONFIG_SYS_NAND_MAX_OOBFREE	2
 #define CONFIG_SYS_NAND_MAX_ECCPOS	56
 #define CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
 #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x80000
 #define CONFIG_MTD_PARTITIONS		/* required for UBI partition support */
 #define CONFIG_MTD_DEVICE		/* needed for mtdparts commands */
 /* NAND block size is 128 KiB.  Synchronize these values with
  * corresponding Device Tree entries in Linux:
  *  MLO(SPL)             4 * NAND_BLOCK_SIZE = 512 KiB  @ 0x000000
  *  U-Boot              15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
  *  U-Boot environment   2 * NAND_BLOCK_SIZE = 256 KiB  @ 0x260000
  *  Kernel              64 * NAND_BLOCK_SIZE = 8 MiB    @ 0x2A0000
  *  DTB                  4 * NAND_BLOCK_SIZE = 512 KiB  @ 0xAA0000
  *  RootFS              Remaining Flash Space           @ 0xB20000
  */
 #define MTDIDS_DEFAULT "nand0=omap2-nand.0"
 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:"	\
 	"512k(MLO),"					\
 	"1920k(u-boot),"				\
 	"256k(u-boot-env),"				\
 	"8m(kernel),"					\
 	"512k(dtb),"					\
 	"-(rootfs)"
 #else
 #define MTDIDS_DEFAULT
 #define MTDPARTS_DEFAULT
 #endif /* CONFIG_NAND */

 /* Environment information */

 #define CONFIG_BOOTFILE		"uImage"

 #define CONFIG_EXTRA_ENV_SETTINGS \
 	"loadaddr=0x82000000\0" \
 	"console=ttyO2,115200n8\0" \
 	"fdtfile=am3517-evm.dtb\0" \
 	"fdtaddr=0x82C00000\0" \
 	"vram=16M\0" \
 	"bootenv=uEnv.txt\0" \
 	"cmdline=\0" \
 	"optargs=\0" \
 	"mtdids=" MTDIDS_DEFAULT "\0" \
 	"mtdparts=" MTDPARTS_DEFAULT "\0" \
 	"mmcdev=0\0" \
 	"mmcpart=1\0" \
 	"mmcroot=/dev/mmcblk0p2 rw\0" \
 	"mmcrootfstype=ext4 rootwait fixrtc\0" \
 	"mmcargs=setenv bootargs console=${console} " \
 		"${mtdparts} " \
 		"${optargs} " \
 		"root=${mmcroot} " \
 		"rootfstype=${mmcrootfstype} " \
 		"${cmdline}\0" \
 	"nandargs=setenv bootargs console=${console} " \
 		"${mtdparts} " \
 		"${optargs} " \
 		"root=ubi0:rootfs rw ubi.mtd=rootfs " \
 		"rootfstype=ubifs rootwait " \
 		"${cmdline}\0" \
 	"loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
 	"importbootenv=echo Importing environment from mmc ...; " \
 		"env import -t ${loadaddr} ${filesize}\0" \
 	"bootscript=echo Running bootscript from mmc ...; " \
 		"source ${loadaddr}\0" \
 	"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
 	"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
 	"mmcboot=echo Booting from mmc ...; " \
 		"run mmcargs; " \
 		"bootz ${loadaddr} - ${fdtaddr}\0" \
 	"nandboot=echo Booting from nand ...; " \
 		"run nandargs; " \
 		"nand read ${loadaddr} 2a0000 800000; " \
 		"nand read ${fdtaddr} aa0000 80000; " \
 		"bootm ${loadaddr} - ${fdtaddr}\0" \

 #define CONFIG_BOOTCOMMAND \
 	"mmc dev ${mmcdev}; if mmc rescan; then " \
 		"echo SD/MMC found on device $mmcdev; " \
 		"if run loadbootenv; then " \
 			"run importbootenv; " \
 		"fi; " \
 		"echo Checking if uenvcmd is set ...; " \
 		"if test -n $uenvcmd; then " \
 			"echo Running uenvcmd ...; " \
 			"run uenvcmd; " \
 		"fi; " \
 		"echo Running default loadimage ...; " \
 		"setenv bootfile zImage; " \
 		"if run loadimage; then " \
 			"run loadfdt; " \
 			"run mmcboot; " \
 		"fi; " \
 	"else run nandboot; fi"

 /* Miscellaneous configurable options */
 #define CONFIG_AUTO_COMPLETE
 #define CONFIG_CMDLINE_EDITING
 #define CONFIG_SYS_LONGHELP
 #define CONFIG_PARTITION_UUIDS

 /* We set the max number of command args high to avoid HUSH bugs. */
 #define CONFIG_SYS_MAXARGS		64

 /* Console I/O Buffer Size */
 #define CONFIG_SYS_CBSIZE		512
 /* Print Buffer Size */
 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE \
 					+ sizeof(CONFIG_SYS_PROMPT) + 16)
 /* Boot Argument Buffer Size */
 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE

 /* memtest works on */
 #define CONFIG_SYS_MEMTEST_START	(OMAP34XX_SDRC_CS0)
 #define CONFIG_SYS_MEMTEST_END		(OMAP34XX_SDRC_CS0 + \
 					0x01F00000) /* 31MB */

 #define CONFIG_SYS_LOAD_ADDR		(OMAP34XX_SDRC_CS0) /* default load */
 								/* address */

 /*
  * AM3517 has 12 GP timers, they can be driven by the system clock
  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
  * This rate is divided by a local divisor.
  */
 #define CONFIG_SYS_TIMERBASE		OMAP34XX_GPT2
 #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */

 /* Physical Memory Map */
 #define PHYS_SDRAM_1			OMAP34XX_SDRC_CS0
 #define PHYS_SDRAM_2			OMAP34XX_SDRC_CS1
 #define CONFIG_SYS_CS0_SIZE		(256 * 1024 * 1024)
 #define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM_1
 #define CONFIG_SYS_INIT_RAM_ADDR	0x4020f800
 #define CONFIG_SYS_INIT_RAM_SIZE	0x800
 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
 					 CONFIG_SYS_INIT_RAM_SIZE - \
 					 GENERATED_GBL_DATA_SIZE)

 /* FLASH and environment organization */

 /* **** PISMO SUPPORT *** */
 #define CONFIG_SYS_MAX_FLASH_SECT	520	/* max number of sectors */
 						/* on one chip */
 #define CONFIG_SYS_MAX_FLASH_BANKS	2	/* max number of flash banks */
 #define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 2 sectors */

 #if defined(CONFIG_NAND)
 #define CONFIG_SYS_FLASH_BASE		NAND_BASE
 #endif

 /* Monitor at start of flash */
 #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE

 #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB */
 #define CONFIG_ENV_SIZE			CONFIG_SYS_ENV_SECT_SIZE
 #define SMNAND_ENV_OFFSET		0x260000 /* environment starts here */
 #define CONFIG_ENV_OFFSET		SMNAND_ENV_OFFSET
 #define CONFIG_ENV_ADDR			SMNAND_ENV_OFFSET
 #define CONFIG_ENV_IS_IN_NAND

 /* Defines for SPL */
 #define CONFIG_SPL_FRAMEWORK
 #define CONFIG_SPL_BOARD_INIT
 #define CONFIG_SPL_NAND_SIMPLE
 #define CONFIG_SPL_TEXT_BASE		0x40200000
 #define CONFIG_SPL_MAX_SIZE		(SRAM_SCRATCH_SPACE_ADDR - \
 					 CONFIG_SPL_TEXT_BASE)

 #define CONFIG_SPL_BSS_START_ADDR	0x80000000
 #define CONFIG_SPL_BSS_MAX_SIZE		0x80000		/* 512 KB */

 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION	1
 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME		"u-boot.img"

 #define CONFIG_SPL_NAND_BASE
 #define CONFIG_SPL_NAND_DRIVERS
 #define CONFIG_SPL_NAND_ECC
 #define CONFIG_SPL_LDSCRIPT		"arch/arm/mach-omap2/u-boot-spl.lds"

 #endif /* __CONFIG_H */
	/*
	* am3517_evm.h - Default configuration for AM3517 EVM board.
	*
	* Author: Vaibhav Hiremath <hvaibhav@ti.com>
	*
	* Based on omap3_evm_config.h
	*
	* Copyright (C) 2010 Texas Instruments Incorporated
	*
	* SPDX-License-Identifier: GPL-2.0+
	*/

	#ifndef __CONFIG_H
	#define __CONFIG_H

	/* High Level Configuration Options */

	#define CONFIG_OMAP

	#define CONFIG_SYS_NO_FLASH

	#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */

	/* Common ARM Erratas */
	#define CONFIG_ARM_ERRATA_454179
	#define CONFIG_ARM_ERRATA_430973
	#define CONFIG_ARM_ERRATA_621766

	#define CONFIG_EMIF4 /* The chip has EMIF4 controller */

	/*
	* 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
	* 64 bytes before this address should be set aside for u-boot.img's
	* header. That is 0x800FFFC0--0x80100000 should not be used for any
	* other needs.
	*/
	#define CONFIG_SYS_TEXT_BASE 0x80100000
	#define CONFIG_SYS_SPL_MALLOC_START 0x80208000
	#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000

	#include <asm/arch/cpu.h> /* get chip and board defs */
	#include <asm/arch/omap.h>

	#define CONFIG_MISC_INIT_R
	#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
	#define CONFIG_SETUP_MEMORY_TAGS
	#define CONFIG_INITRD_TAG
	#define CONFIG_REVISION_TAG

	/* Clock Defines */
	#define V_OSCK 26000000 /* Clock output from T2 */
	#define V_SCLK (V_OSCK >> 1)

	/* Size of malloc() pool */
	#define CONFIG_SYS_MALLOC_LEN (16 << 20)

	/* Hardware drivers */

	/* OMAP GPIO configuration */
	#define CONFIG_OMAP_GPIO

	/* NS16550 Configuration */
	#define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */
	#define CONFIG_SYS_NS16550_SERIAL
	#define CONFIG_SYS_NS16550_REG_SIZE (-4)
	#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK

	/* select serial console configuration */
	#define CONFIG_CONS_INDEX 3
	#define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3
	#define CONFIG_SERIAL3 3 /* UART3 on AM3517 EVM */

	/* allow to overwrite serial and ethaddr */
	#define CONFIG_ENV_OVERWRITE
	#define CONFIG_BAUDRATE 115200
	#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
	115200}

	/* SD/MMC */
	#define CONFIG_MMC
	#define CONFIG_GENERIC_MMC
	#define CONFIG_OMAP_HSMMC
	#define CONFIG_DOS_PARTITION

	/*
	* USB configuration
	* Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard
	* Enable CONFIG_USB_MUSB_GADGET for Device functionalities.
	*/
	#define CONFIG_USB_MUSB_AM35X
	#define CONFIG_USB_MUSB_PIO_ONLY

	#ifdef CONFIG_USB_MUSB_AM35X

	#ifdef CONFIG_USB_MUSB_HOST

	#define CONGIG_CMD_STORAGE

	#ifdef CONFIG_USB_KEYBOARD
	#define CONFIG_SYS_USB_EVENT_POLL
	#define CONFIG_PREBOOT "usb start"
	#endif /* CONFIG_USB_KEYBOARD */

	#endif /* CONFIG_USB_MUSB_HOST */

	#ifdef CONFIG_USB_MUSB_GADGET
	#define CONFIG_USB_ETHER
	#define CONFIG_USB_ETH_RNDIS
	#endif /* CONFIG_USB_MUSB_GADGET */

	#endif /* CONFIG_USB_MUSB_AM35X */

	/* commands to include */
	#define CONFIG_CMD_NAND
	#define CONFIG_CMD_PART
	#define CONFIG_CMD_MTDPARTS

	/* I2C */
	#define CONFIG_SYS_I2C
	#define CONFIG_SYS_OMAP24_I2C_SPEED 100000
	#define CONFIG_SYS_OMAP24_I2C_SLAVE 1
	#define CONFIG_SYS_I2C_OMAP34XX

	/* Ethernet */
	#define CONFIG_DRIVER_TI_EMAC
	#define CONFIG_DRIVER_TI_EMAC_USE_RMII
	#define CONFIG_MII
	#define CONFIG_BOOTP_DEFAULT
	#define CONFIG_BOOTP_DNS
	#define CONFIG_BOOTP_DNS2
	#define CONFIG_BOOTP_SEND_HOSTNAME
	#define CONFIG_NET_RETRY_COUNT 10

	/* Board NAND Info. */
	#ifdef CONFIG_NAND
	#define CONFIG_NAND_OMAP_GPMC
	#define CONFIG_NAND_OMAP_GPMC_PREFETCH
	#define CONFIG_BCH
	#define CONFIG_CMD_UBIFS /* Read-only UBI volume operations */
	#define CONFIG_RBTREE /* required by CONFIG_CMD_UBI */
	#define CONFIG_LZO /* required by CONFIG_CMD_UBIFS */
	#define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */
	/* to access nand */
	#define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */
	/* to access */
	/* nand at CS0 */
	#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */
	/* NAND devices */
	#define CONFIG_SYS_NAND_BUSWIDTH_16BIT
	#define CONFIG_SYS_NAND_5_ADDR_CYCLE
	#define CONFIG_SYS_NAND_PAGE_COUNT 64
	#define CONFIG_SYS_NAND_PAGE_SIZE 2048
	#define CONFIG_SYS_NAND_OOBSIZE 64
	#define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
	#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
	#define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \
	11, 12, 13, 14, 16, 17, 18, 19, 20, \
	21, 22, 23, 24, 25, 26, 27, 28, 30, \
	31, 32, 33, 34, 35, 36, 37, 38, 39, \
	40, 41, 42, 44, 45, 46, 47, 48, 49, \
	50, 51, 52, 53, 54, 55, 56 }

	#define CONFIG_SYS_NAND_ECCSIZE 512
	#define CONFIG_SYS_NAND_ECCBYTES 13
	#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
	#define CONFIG_SYS_NAND_MAX_OOBFREE 2
	#define CONFIG_SYS_NAND_MAX_ECCPOS 56
	#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
	#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
	#define CONFIG_MTD_PARTITIONS /* required for UBI partition support */
	#define CONFIG_MTD_DEVICE /* needed for mtdparts commands */
	/* NAND block size is 128 KiB. Synchronize these values with
	* corresponding Device Tree entries in Linux:
	* MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000
	* U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
	* U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000
	* Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000
	* DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000
	* RootFS Remaining Flash Space @ 0xB20000
	*/
	#define MTDIDS_DEFAULT "nand0=omap2-nand.0"
	#define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \
	"512k(MLO)," \
	"1920k(u-boot)," \
	"256k(u-boot-env)," \
	"8m(kernel)," \
	"512k(dtb)," \
	"-(rootfs)"
	#else
	#define MTDIDS_DEFAULT
	#define MTDPARTS_DEFAULT
	#endif /* CONFIG_NAND */

	/* Environment information */

	#define CONFIG_BOOTFILE "uImage"

	#define CONFIG_EXTRA_ENV_SETTINGS \
	"loadaddr=0x82000000\0" \
	"console=ttyO2,115200n8\0" \
	"fdtfile=am3517-evm.dtb\0" \
	"fdtaddr=0x82C00000\0" \
	"vram=16M\0" \
	"bootenv=uEnv.txt\0" \
	"cmdline=\0" \
	"optargs=\0" \
	"mtdids=" MTDIDS_DEFAULT "\0" \
	"mtdparts=" MTDPARTS_DEFAULT "\0" \
	"mmcdev=0\0" \
	"mmcpart=1\0" \
	"mmcroot=/dev/mmcblk0p2 rw\0" \
	"mmcrootfstype=ext4 rootwait fixrtc\0" \
	"mmcargs=setenv bootargs console=${console} " \
	"${mtdparts} " \
	"${optargs} " \
	"root=${mmcroot} " \
	"rootfstype=${mmcrootfstype} " \
	"${cmdline}\0" \
	"nandargs=setenv bootargs console=${console} " \
	"${mtdparts} " \
	"${optargs} " \
	"root=ubi0:rootfs rw ubi.mtd=rootfs " \
	"rootfstype=ubifs rootwait " \
	"${cmdline}\0" \
	"loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
	"importbootenv=echo Importing environment from mmc ...; " \
	"env import -t ${loadaddr} ${filesize}\0" \
	"bootscript=echo Running bootscript from mmc ...; " \
	"source ${loadaddr}\0" \
	"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
	"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
	"mmcboot=echo Booting from mmc ...; " \
	"run mmcargs; " \
	"bootz ${loadaddr} - ${fdtaddr}\0" \
	"nandboot=echo Booting from nand ...; " \
	"run nandargs; " \
	"nand read ${loadaddr} 2a0000 800000; " \
	"nand read ${fdtaddr} aa0000 80000; " \
	"bootm ${loadaddr} - ${fdtaddr}\0" \

	#define CONFIG_BOOTCOMMAND \
	"mmc dev ${mmcdev}; if mmc rescan; then " \
	"echo SD/MMC found on device $mmcdev; " \
	"if run loadbootenv; then " \
	"run importbootenv; " \
	"fi; " \
	"echo Checking if uenvcmd is set ...; " \
	"if test -n $uenvcmd; then " \
	"echo Running uenvcmd ...; " \
	"run uenvcmd; " \
	"fi; " \
	"echo Running default loadimage ...; " \
	"setenv bootfile zImage; " \
	"if run loadimage; then " \
	"run loadfdt; " \
	"run mmcboot; " \
	"fi; " \
	"else run nandboot; fi"

	/* Miscellaneous configurable options */
	#define CONFIG_AUTO_COMPLETE
	#define CONFIG_CMDLINE_EDITING
	#define CONFIG_SYS_LONGHELP
	#define CONFIG_PARTITION_UUIDS

	/* We set the max number of command args high to avoid HUSH bugs. */
	#define CONFIG_SYS_MAXARGS 64

	/* Console I/O Buffer Size */
	#define CONFIG_SYS_CBSIZE 512
	/* Print Buffer Size */
	#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
	+ sizeof(CONFIG_SYS_PROMPT) + 16)
	/* Boot Argument Buffer Size */
	#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE

	/* memtest works on */
	#define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0)
	#define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \
	0x01F00000) /* 31MB */

	#define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */
	/* address */

	/*
	* AM3517 has 12 GP timers, they can be driven by the system clock
	* (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
	* This rate is divided by a local divisor.
	*/
	#define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2
	#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */

	/* Physical Memory Map */
	#define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0
	#define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1
	#define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024)
	#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
	#define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800
	#define CONFIG_SYS_INIT_RAM_SIZE 0x800
	#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
	CONFIG_SYS_INIT_RAM_SIZE - \
	GENERATED_GBL_DATA_SIZE)

	/* FLASH and environment organization */

	/* ** PISMO SUPPORT * */
	#define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */
	/* on one chip */
	#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */
	#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */

	#if defined(CONFIG_NAND)
	#define CONFIG_SYS_FLASH_BASE NAND_BASE
	#endif

	/* Monitor at start of flash */
	#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE

	#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
	#define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE
	#define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */
	#define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET
	#define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET
	#define CONFIG_ENV_IS_IN_NAND

	/* Defines for SPL */
	#define CONFIG_SPL_FRAMEWORK
	#define CONFIG_SPL_BOARD_INIT
	#define CONFIG_SPL_NAND_SIMPLE
	#define CONFIG_SPL_TEXT_BASE 0x40200000
	#define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \
	CONFIG_SPL_TEXT_BASE)

	#define CONFIG_SPL_BSS_START_ADDR 0x80000000
	#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */

	#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
	#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"

	#define CONFIG_SPL_NAND_BASE
	#define CONFIG_SPL_NAND_DRIVERS
	#define CONFIG_SPL_NAND_ECC
	#define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds"

	#endif /* __CONFIG_H */