text: /*
   * am335x_evm.h
   *
   * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
   *
   * 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 version 2.
   *
   * This program is distributed "as is" WITHOUT ANY WARRANTY of any
   * kind, whether express or implied; without even the implied warranty
   * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   */
  
  #ifndef __CONFIG_AM335X_EVM_H
  #define __CONFIG_AM335X_EVM_H
  
  #define CONFIG_AM33XX
  
  #include <asm/arch/omap.h>
  
  #define CONFIG_DMA_COHERENT
  #define CONFIG_DMA_COHERENT_SIZE	(1 << 20)
  
  #define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB */
  #define CONFIG_SYS_MALLOC_LEN		(1024 << 10)
  #define CONFIG_SYS_LONGHELP		/* undef to save memory */
  #define CONFIG_SYS_HUSH_PARSER		/* use "hush" command parser */
  #define CONFIG_SYS_PROMPT		"U-Boot# "
  #define CONFIG_BOARD_LATE_INIT
  #define CONFIG_SYS_NO_FLASH
  #define MACH_TYPE_TIAM335EVM		3589	/* Until the next sync */
  #define CONFIG_MACH_TYPE		MACH_TYPE_TIAM335EVM
  
  #define CONFIG_OF_LIBFDT
  #define CONFIG_CMD_BOOTZ
  #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
  #define CONFIG_SETUP_MEMORY_TAGS
  #define CONFIG_INITRD_TAG
  
  /* commands to include */
  #include <config_cmd_default.h>
  
  #define CONFIG_CMD_ASKENV
  #define CONFIG_VERSION_VARIABLE
  
  /* set to negative value for no autoboot */
  #define CONFIG_BOOTDELAY		1
  #define CONFIG_ENV_VARS_UBOOT_CONFIG
  #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  #ifndef CONFIG_SPL_BUILD
  #define CONFIG_EXTRA_ENV_SETTINGS \
  	"loadaddr=0x80200000\0" \
  	"fdtaddr=0x80F80000\0" \
  	"fdt_high=0xffffffff\0" \
  	"rdaddr=0x81000000\0" \
  	"bootdir=/boot\0" \
  	"bootfile=uImage\0" \
  	"fdtfile=\0" \
  	"console=ttyO0,115200n8\0" \
  	"optargs=\0" \
  	"mmcdev=0\0" \
  	"mmcroot=/dev/mmcblk0p2 ro\0" \
  	"mmcrootfstype=ext4 rootwait\0" \
  	"bootpart=0:2\0" \
  	"nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \
  	"nandrootfstype=ubifs rootwait=1\0" \
  	"nandsrcaddr=0x280000\0" \
  	"nandimgsize=0x500000\0" \
  	"rootpath=/export/rootfs\0" \
  	"nfsopts=nolock\0" \
  	"static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
  		"::off\0" \
  	"ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
  	"ramrootfstype=ext2\0" \
  	"mmcargs=setenv bootargs console=${console} " \
  		"${optargs} " \
  		"root=${mmcroot} " \
  		"rootfstype=${mmcrootfstype}\0" \
  	"nandargs=setenv bootargs console=${console} " \
  		"${optargs} " \
  		"root=${nandroot} " \
  		"rootfstype=${nandrootfstype}\0" \
  	"spiroot=/dev/mtdblock4 rw\0" \
  	"spirootfstype=jffs2\0" \
  	"spisrcaddr=0xe0000\0" \
  	"spiimgsize=0x362000\0" \
  	"spibusno=0\0" \
  	"spiargs=setenv bootargs console=${console} " \
  		"${optargs} " \
  		"root=${spiroot} " \
  		"rootfstype=${spirootfstype}\0" \
  	"netargs=setenv bootargs console=${console} " \
  		"${optargs} " \
  		"root=/dev/nfs " \
  		"nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
  		"ip=dhcp\0" \
  	"bootenv=uEnv.txt\0" \
  	"loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
  	"importbootenv=echo Importing environment from mmc ...; " \
  		"env import -t $loadaddr $filesize\0" \
  	"ramargs=setenv bootargs console=${console} " \
  		"${optargs} " \
  		"root=${ramroot} " \
  		"rootfstype=${ramrootfstype}\0" \
  	"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
  	"loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
  	"loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
  	"mmcboot=echo Booting from mmc ...; " \
  		"run mmcargs; " \
  		"bootm ${loadaddr} - ${fdtaddr}\0" \
  	"nandboot=echo Booting from nand ...; " \
  		"run nandargs; " \
  		"nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \
  		"bootm ${loadaddr}\0" \
  	"spiboot=echo Booting from spi ...; " \
  		"run spiargs; " \
  		"sf probe ${spibusno}:0; " \
  		"sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
  		"bootm ${loadaddr}\0" \
  	"netboot=echo Booting from network ...; " \
  		"setenv autoload no; " \
  		"dhcp; " \
  		"tftp ${loadaddr} ${bootfile}; " \
  		"tftp ${fdtaddr} ${fdtfile}; " \
  		"run netargs; " \
  		"bootm ${loadaddr} - ${fdtaddr}\0" \
  	"ramboot=echo Booting from ramdisk ...; " \
  		"run ramargs; " \
  		"bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
  	"findfdt="\
  		"if test $board_name = A335BONE; then " \
  			"setenv fdtfile am335x-bone.dtb; fi; " \
  		"if test $board_name = A335BNLT; then " \
  			"setenv fdtfile am335x-boneblack.dtb; fi; " \
  		"if test $board_name = A33515BB; then " \
  			"setenv fdtfile am335x-evm.dtb; fi; " \
  		"if test $board_name = A335X_SK; then " \
  			"setenv fdtfile am335x-evmsk.dtb; fi\0" \
  
  #endif
  
  #define CONFIG_BOOTCOMMAND \
  	"run findfdt; " \
  	"mmc dev ${mmcdev}; if mmc rescan; then " \
  		"echo SD/MMC found on device ${mmcdev};" \
  		"if run loadbootenv; then " \
  			"echo Loaded environment from ${bootenv};" \
  			"run importbootenv;" \
  		"fi;" \
  		"if test -n $uenvcmd; then " \
  			"echo Running uenvcmd ...;" \
  			"run uenvcmd;" \
  		"fi;" \
  		"if run loaduimage; then " \
  			"run loadfdt;" \
  			"run mmcboot;" \
  		"fi;" \
  	"else " \
  		"run nandboot;" \
  	"fi;" \
  
  /* Clock Defines */
  #define V_OSCK				24000000  /* Clock output from T2 */
  #define V_SCLK				(V_OSCK)
  
  #define CONFIG_CMD_ECHO
  
  /* max number of command args */
  #define CONFIG_SYS_MAXARGS		16
  
  /* 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 8 MB in DRAM after skipping 32MB from
   * start addr of ram disk
   */
  #define CONFIG_SYS_MEMTEST_START	(PHYS_DRAM_1 + (64 * 1024 * 1024))
  #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START \
  					+ (8 * 1024 * 1024))
  
  #define CONFIG_SYS_LOAD_ADDR		0x81000000 /* Default load address */
  #define CONFIG_SYS_HZ			1000 /* 1ms clock */
  
  #define CONFIG_MMC
  #define CONFIG_GENERIC_MMC
  #define CONFIG_OMAP_HSMMC
  #define CONFIG_CMD_MMC
  #define CONFIG_DOS_PARTITION
  #define CONFIG_CMD_FAT
  #define CONFIG_CMD_EXT2
  #define CONFIG_CMD_EXT4
  #define CONFIG_CMD_FS_GENERIC
  
  #define CONFIG_SPI
  #define CONFIG_OMAP3_SPI
  #define CONFIG_MTD_DEVICE
  #define CONFIG_SPI_FLASH
  #define CONFIG_SPI_FLASH_WINBOND
  #define CONFIG_CMD_SF
  #define CONFIG_SF_DEFAULT_SPEED		(24000000)
  
   /* Physical Memory Map */
  #define CONFIG_NR_DRAM_BANKS		1		/*  1 bank of DRAM */
  #define PHYS_DRAM_1			0x80000000	/* DRAM Bank #1 */
  #define CONFIG_MAX_RAM_BANK_SIZE	(1024 << 20)	/* 1GB */
  
  #define CONFIG_SYS_SDRAM_BASE		PHYS_DRAM_1
  #define CONFIG_SYS_INIT_SP_ADDR         (NON_SECURE_SRAM_END - \
  						GENERATED_GBL_DATA_SIZE)
   /* Platform/Board specific defs */
  #define CONFIG_SYS_TIMERBASE		0x48040000	/* Use Timer2 */
  #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */
  #define CONFIG_SYS_HZ			1000
  
  /* NS16550 Configuration */
  #define CONFIG_SYS_NS16550
  #define CONFIG_SYS_NS16550_SERIAL
  #define CONFIG_SERIAL_MULTI
  #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
  #define CONFIG_SYS_NS16550_CLK		(48000000)
  #define CONFIG_SYS_NS16550_COM1		0x44e09000	/* Base EVM has UART0 */
  #define CONFIG_SYS_NS16550_COM2		0x48022000	/* UART1 */
  #define CONFIG_SYS_NS16550_COM3		0x48024000	/* UART2 */
  #define CONFIG_SYS_NS16550_COM4		0x481a6000	/* UART3 */
  #define CONFIG_SYS_NS16550_COM5		0x481a8000	/* UART4 */
  #define CONFIG_SYS_NS16550_COM6		0x481aa000	/* UART5 */
  
  /* I2C Configuration */
  #define CONFIG_I2C
  #define CONFIG_CMD_I2C
  #define CONFIG_HARD_I2C
  #define CONFIG_SYS_I2C_SPEED		100000
  #define CONFIG_SYS_I2C_SLAVE		1
  #define CONFIG_I2C_MULTI_BUS
  #define CONFIG_DRIVER_OMAP24XX_I2C
  #define CONFIG_CMD_EEPROM
  #define CONFIG_ENV_EEPROM_IS_ON_I2C
  #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50	/* Main EEPROM */
  #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2
  #define CONFIG_SYS_I2C_MULTI_EEPROMS
  
  #define CONFIG_OMAP_GPIO
  
  #define CONFIG_BAUDRATE		115200
  #define CONFIG_SYS_BAUDRATE_TABLE	{ 110, 300, 600, 1200, 2400, \
  4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 }
  
  #define CONFIG_ENV_OVERWRITE		1
  #define CONFIG_SYS_CONSOLE_INFO_QUIET
  
  #define CONFIG_ENV_IS_NOWHERE
  
  /* Defines for SPL */
  #define CONFIG_SPL
  #define CONFIG_SPL_FRAMEWORK
  #define CONFIG_SPL_TEXT_BASE		0x402F0400
  #define CONFIG_SPL_MAX_SIZE		(101 * 1024)
  #define CONFIG_SPL_STACK		CONFIG_SYS_INIT_SP_ADDR
  
  #define CONFIG_SPL_BSS_START_ADDR	0x80000000
  #define CONFIG_SPL_BSS_MAX_SIZE		0x80000		/* 512 KB */
  
  #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR	0x300 /* address 0x60000 */
  #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS	0x200 /* 256 KB */
  #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION	1
  #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME	"u-boot.img"
  #define CONFIG_SPL_MMC_SUPPORT
  #define CONFIG_SPL_FAT_SUPPORT
  #define CONFIG_SPL_I2C_SUPPORT
  
  #define CONFIG_SPL_LIBCOMMON_SUPPORT
  #define CONFIG_SPL_LIBDISK_SUPPORT
  #define CONFIG_SPL_LIBGENERIC_SUPPORT
  #define CONFIG_SPL_SERIAL_SUPPORT
  #define CONFIG_SPL_GPIO_SUPPORT
  #define CONFIG_SPL_YMODEM_SUPPORT
  #define CONFIG_SPL_NET_SUPPORT
  #define CONFIG_SPL_NET_VCI_STRING	"AM335x U-Boot SPL"
  #define CONFIG_SPL_ETH_SUPPORT
  #define CONFIG_SPL_SPI_SUPPORT
  #define CONFIG_SPL_SPI_FLASH_SUPPORT
  #define CONFIG_SPL_SPI_LOAD
  #define CONFIG_SPL_SPI_BUS		0
  #define CONFIG_SPL_SPI_CS		0
  #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x80000
  #define CONFIG_SPL_MUSB_NEW_SUPPORT
  #define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/am33xx/u-boot-spl.lds"
  
  #define CONFIG_SPL_BOARD_INIT
  #define CONFIG_SPL_NAND_AM33XX_BCH
  #define CONFIG_SPL_NAND_SUPPORT
  #define CONFIG_SPL_NAND_BASE
  #define CONFIG_SPL_NAND_DRIVERS
  #define CONFIG_SPL_NAND_ECC
  #define CONFIG_SYS_NAND_5_ADDR_CYCLE
  #define CONFIG_SYS_NAND_PAGE_COUNT	(CONFIG_SYS_NAND_BLOCK_SIZE / \
  					 CONFIG_SYS_NAND_PAGE_SIZE)
  #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, 15, 16, 17, \
  					 18, 19, 20, 21, 22, 23, 24, 25, \
  					 26, 27, 28, 29, 30, 31, 32, 33, \
  					 34, 35, 36, 37, 38, 39, 40, 41, \
  					 42, 43, 44, 45, 46, 47, 48, 49, \
  					 50, 51, 52, 53, 54, 55, 56, 57, }
  
  #define CONFIG_SYS_NAND_ECCSIZE		512
  #define CONFIG_SYS_NAND_ECCBYTES	14
  
  #define CONFIG_SYS_NAND_ECCSTEPS	4
  #define	CONFIG_SYS_NAND_ECCTOTAL	(CONFIG_SYS_NAND_ECCBYTES * \
  						CONFIG_SYS_NAND_ECCSTEPS)
  
  #define	CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
  
  #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x80000
  
  /*
   * 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		0x80800000
  #define CONFIG_SYS_SPL_MALLOC_START	0x80208000
  #define CONFIG_SYS_SPL_MALLOC_SIZE	0x100000
  
  /* Since SPL did pll and ddr initialization for us,
   * we don't need to do it twice.
   */
  #ifndef CONFIG_SPL_BUILD
  #define CONFIG_SKIP_LOWLEVEL_INIT
  #endif
  
  /*
   * USB configuration
   */
  #define CONFIG_USB_MUSB_DSPS
  #define CONFIG_ARCH_MISC_INIT
  #define CONFIG_MUSB_GADGET
  #define CONFIG_MUSB_PIO_ONLY
  #define CONFIG_USB_GADGET_DUALSPEED
  #define CONFIG_MUSB_HOST
  #define CONFIG_AM335X_USB0
  #define CONFIG_AM335X_USB0_MODE	MUSB_PERIPHERAL
  #define CONFIG_AM335X_USB1
  #define CONFIG_AM335X_USB1_MODE MUSB_HOST
  
  #ifdef CONFIG_MUSB_HOST
  #define CONFIG_CMD_USB
  #define CONFIG_USB_STORAGE
  #endif
  
  #ifdef CONFIG_MUSB_GADGET
  #define CONFIG_USB_ETHER
  #define CONFIG_USB_ETH_RNDIS
  #define CONFIG_USBNET_HOST_ADDR	"de:ad:be:af:00:00"
  #endif /* CONFIG_MUSB_GADGET */
  
  #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
  /* disable host part of MUSB in SPL */
  #undef CONFIG_MUSB_HOST
  /*
   * Disable CPSW SPL support so we fit within the 101KiB limit.
   */
  #undef CONFIG_SPL_ETH_SUPPORT
  #endif
  
  /*
   * Default to using SPI for environment, etc.  We have multiple copies
   * of SPL as the ROM will check these locations.
   * 0x0 - 0x20000 : First copy of SPL
   * 0x20000 - 0x40000 : Second copy of SPL
   * 0x40000 - 0x60000 : Third copy of SPL
   * 0x60000 - 0x80000 : Fourth copy of SPL
   * 0x80000 - 0xDF000 : U-Boot
   * 0xDF000 - 0xE0000 : U-Boot Environment
   * 0xE0000 - 0x442000 : Linux Kernel
   * 0x442000 - 0x800000 : Userland
   */
  #if defined(CONFIG_SPI_BOOT)
  # undef CONFIG_ENV_IS_NOWHERE
  # define CONFIG_ENV_IS_IN_SPI_FLASH
  # define CONFIG_ENV_SPI_MAX_HZ		CONFIG_SF_DEFAULT_SPEED
  # define CONFIG_ENV_OFFSET		(892 << 10) /* 892 KiB in */
  # define CONFIG_ENV_SECT_SIZE		(4 << 10) /* 4 KB sectors */
  #endif /* SPI support */
  
  /* Unsupported features */
  #undef CONFIG_USE_IRQ
  
  #define CONFIG_CMD_NET
  #define CONFIG_CMD_DHCP
  #define CONFIG_CMD_PING
  #define CONFIG_DRIVER_TI_CPSW
  #define CONFIG_MII
  #define CONFIG_BOOTP_DEFAULT
  #define CONFIG_BOOTP_DNS
  #define CONFIG_BOOTP_DNS2
  #define CONFIG_BOOTP_SEND_HOSTNAME
  #define CONFIG_BOOTP_GATEWAY
  #define CONFIG_BOOTP_SUBNETMASK
  #define CONFIG_NET_RETRY_COUNT         10
  #define CONFIG_NET_MULTI
  #define CONFIG_PHY_GIGE
  #define CONFIG_PHYLIB
  #define CONFIG_PHY_ADDR			0
  #define CONFIG_PHY_SMSC
  
  #define CONFIG_NAND
  /* NAND support */
  #ifdef CONFIG_NAND
  #define CONFIG_CMD_NAND
  #define CONFIG_NAND_OMAP_GPMC
  #define GPMC_NAND_ECC_LP_x16_LAYOUT	1
  #define CONFIG_SYS_NAND_BASE		(0x08000000)	/* physical address */
  							/* to access nand at */
  							/* CS0 */
  #define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of NAND
  							   devices */
  #if !defined(CONFIG_SPI_BOOT)
  #undef CONFIG_ENV_IS_NOWHERE
  #define CONFIG_ENV_IS_IN_NAND
  #define CONFIG_ENV_OFFSET		0x260000 /* environment starts here */
  #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB */
  #endif
  #endif
  
  #endif	/* ! __CONFIG_AM335X_EVM_H */
  