/*
   * 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

  #include <configs/ti_am335x_common.h>

  #include <linux/sizes.h>

  #ifndef CONFIG_SPL_BUILD

  # define CONFIG_TIMESTAMP

  #endif

  #define CONFIG_SYS_BOOTM_LEN		SZ_16M

  #define CONFIG_MACH_TYPE		MACH_TYPE_AM335XEVM

  /* Clock Defines */
  #define V_OSCK				24000000  /* Clock output from T2 */
  #define V_SCLK				(V_OSCK)

  /* Custom script for NOR */
  #define CONFIG_SYS_LDSCRIPT		"board/ti/am335x/u-boot.lds"

  /* Always 128 KiB env size */

  #define CONFIG_ENV_SIZE			SZ_128K

  #ifdef CONFIG_NAND
  #define NANDARGS \

  	"mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
  	"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \

  	"nandargs=setenv bootargs console=${console} " \
  		"${optargs} " \
  		"root=${nandroot} " \
  		"rootfstype=${nandrootfstype}\0" \

  	"nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \

  	"nandrootfstype=ubifs rootwait=1\0" \

  	"nandboot=echo Booting from nand ...; " \

  		"run nandargs; " \

  		"nand read ${fdtaddr} NAND.u-boot-spl-os; " \
  		"nand read ${loadaddr} NAND.kernel; " \

  		"bootz ${loadaddr} - ${fdtaddr}\0"

  #else
  #define NANDARGS ""
  #endif

  #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG

  #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \
  	"bootcmd_" #devtypel #instance "=" \
  	"setenv mmcdev " #instance"; "\
  	"setenv bootpart " #instance":2 ; "\
  	"run mmcboot\0"
  
  #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \
  	#devtypel #instance " "
  
  #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \
  	"bootcmd_" #devtypel "=" \
  	"run nandboot\0"
  
  #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \
  	#devtypel #instance " "
  
  #define BOOT_TARGET_DEVICES(func) \
  	func(MMC, mmc, 0) \
  	func(LEGACY_MMC, legacy_mmc, 0) \
  	func(MMC, mmc, 1) \
  	func(LEGACY_MMC, legacy_mmc, 1) \
  	func(NAND, nand, 0) \
  	func(PXE, pxe, na) \
  	func(DHCP, dhcp, na)

  #include <config_distro_bootcmd.h>

  #ifndef CONFIG_SPL_BUILD

  #include <environment/ti/dfu.h>
  #include <environment/ti/mmc.h>

  #define CONFIG_EXTRA_ENV_SETTINGS \

  	DEFAULT_LINUX_BOOT_ENV \

  	DEFAULT_MMC_TI_ARGS \

  	DEFAULT_FIT_TI_ARGS \

  	"bootpart=0:2\0" \

  	"bootdir=/boot\0" \

  	"bootfile=zImage\0" \

  	"fdtfile=undefined\0" \

  	"console=ttyO0,115200n8\0" \

  	"partitions=" \
  		"uuid_disk=${uuid_gpt_disk};" \

  		"name=bootloader,start=384K,size=1792K," \
  			"uuid=${uuid_gpt_bootloader};" \
  		"name=rootfs,start=2688K,size=-,uuid=${uuid_gpt_rootfs}\0" \

  	"optargs=\0" \

  	"ramroot=/dev/ram0 rw\0" \

  	"ramrootfstype=ext2\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" \

  	"ramargs=setenv bootargs console=${console} " \
  		"${optargs} " \
  		"root=${ramroot} " \
  		"rootfstype=${ramrootfstype}\0" \

  	"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \

  	"spiboot=echo Booting from spi ...; " \
  		"run spiargs; " \
  		"sf probe ${spibusno}:0; " \
  		"sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \

  		"bootz ${loadaddr}\0" \

  	"ramboot=echo Booting from ramdisk ...; " \
  		"run ramargs; " \

  		"bootz ${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 = BBBW; then " \
  			"setenv fdtfile am335x-boneblack-wireless.dtb; fi; " \

  		"if test $board_name = BBG1; then " \
  			"setenv fdtfile am335x-bonegreen.dtb; fi; " \

  		"if test $board_name = BBGW; then " \
  			"setenv fdtfile am335x-bonegreen-wireless.dtb; fi; " \

  		"if test $board_name = BBBL; then " \
  			"setenv fdtfile am335x-boneblue.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; " \

  		"if test $board_name = A335_ICE; then " \
  			"setenv fdtfile am335x-icev2.dtb; fi; " \

  		"if test $fdtfile = undefined; then " \

  			"echo WARNING: Could not determine device tree to use; fi; \0" \

  	"init_console=" \
  		"if test $board_name = A335_ICE; then "\
  			"setenv console ttyO3,115200n8;" \
  		"else " \
  			"setenv console ttyO0,115200n8;" \
  		"fi;\0" \

  	NANDARGS \

  	NETARGS \

  	DFUARGS \
  	BOOTENV

  #endif

  /* NS16550 Configuration */

  #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 */

  #define CONFIG_ENV_EEPROM_IS_ON_I2C

  #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50	/* Main EEPROM */
  #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2

  /* PMIC support */
  #define CONFIG_POWER_TPS65217
  #define CONFIG_POWER_TPS65910

  /* SPL */

  #ifndef CONFIG_NOR_BOOT

  /* Bootcount using the RTC block */

  #define CONFIG_SYS_BOOTCOUNT_BE

  /* USB gadget RNDIS */

  #endif

  #ifdef CONFIG_NAND

  /* NAND: device related configs */

  #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)

  /* NAND: driver related configs */

  #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_ONFI_DETECTION
  #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_BCH8_CODE_HW

  #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x000c0000

  /* NAND: SPL related configs */

  #ifdef CONFIG_SPL_OS_BOOT

  #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS	0x00200000 /* kernel offset */

  #endif

  #endif /* !CONFIG_NAND */

  /*

   * For NOR boot, we must set this to the start of where NOR is mapped
   * in memory.

   */

  /*

   * USB configuration.  We enable MUSB support, both for host and for
   * gadget.  We set USB0 as peripheral and USB1 as host, based on the
   * board schematic and physical port wired to each.  Then for host we
   * add mass storage support and for gadget we add both RNDIS ethernet
   * and DFU.

   */

  #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT

  #define CONFIG_AM335X_USB0
  #define CONFIG_AM335X_USB0_MODE	MUSB_PERIPHERAL
  #define CONFIG_AM335X_USB1
  #define CONFIG_AM335X_USB1_MODE MUSB_HOST

  /*
   * Disable MMC DM for SPL build and can be re-enabled after adding
   * DM support in SPL
   */
  #ifdef CONFIG_SPL_BUILD

  #undef CONFIG_DM_MMC

  #undef CONFIG_TIMER

  #undef CONFIG_DM_USB

  #endif

  #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USB_ETHER)

  /* Remove other SPL modes. */

  /* disable host part of MUSB in SPL */

  /* disable EFI partitions and partition UUID support */

  #endif

  /* USB Device Firmware Update support */

  #ifndef CONFIG_SPL_BUILD

  #define DFUARGS \

  	DFU_ALT_INFO_EMMC \

  	DFU_ALT_INFO_MMC \
  	DFU_ALT_INFO_RAM \
  	DFU_ALT_INFO_NAND

  #endif

  /*

   * Default to using SPI for environment, etc.
   * 0x000000 - 0x020000 : SPL (128KiB)
   * 0x020000 - 0x0A0000 : U-Boot (512KiB)
   * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
   * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
   * 0x0E0000 - 0x442000 : Linux Kernel

   * 0x442000 - 0x800000 : Userland
   */
  #if defined(CONFIG_SPI_BOOT)

  /* SPL related */

  #define CONFIG_SPL_SPI_LOAD

  #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x20000

  #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
  #define CONFIG_ENV_SPI_MAX_HZ		CONFIG_SF_DEFAULT_SPEED
  #define CONFIG_ENV_SECT_SIZE		(4 << 10) /* 4 KB sectors */
  #define CONFIG_ENV_OFFSET		(768 << 10) /* 768 KiB in */
  #define CONFIG_ENV_OFFSET_REDUND	(896 << 10) /* 896 KiB in */

  #elif defined(CONFIG_EMMC_BOOT)

  #define CONFIG_SYS_MMC_ENV_DEV		1

  #define CONFIG_SYS_MMC_ENV_PART		0
  #define CONFIG_ENV_OFFSET		0x260000

  #define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
  #define CONFIG_SYS_REDUNDAND_ENVIRONMENT

  #define CONFIG_SYS_MMC_MAX_DEVICE	2

  #elif defined(CONFIG_NOR_BOOT)

  #define CONFIG_ENV_SECT_SIZE		(128 << 10)	/* 128 KiB */
  #define CONFIG_ENV_OFFSET		(512 << 10)	/* 512 KiB */
  #define CONFIG_ENV_OFFSET_REDUND	(768 << 10)	/* 768 KiB */

  #elif defined(CONFIG_ENV_IS_IN_NAND)
  #define CONFIG_ENV_OFFSET		0x001c0000
  #define CONFIG_ENV_OFFSET_REDUND	0x001e0000
  #define CONFIG_SYS_ENV_SECT_SIZE	CONFIG_SYS_NAND_BLOCK_SIZE

  #endif

  /* SPI flash. */

  #define CONFIG_SF_DEFAULT_SPEED		24000000

  /* Network. */

  #define CONFIG_PHY_SMSC

  /* Enable Atheros phy driver */
  #define CONFIG_PHY_ATHEROS

  /*
   * NOR Size = 16 MiB
   * Number of Sectors/Blocks = 128
   * Sector Size = 128 KiB
   * Word length = 16 bits
   * Default layout:
   * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
   * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
   * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
   * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
   * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
   */
  #if defined(CONFIG_NOR)

  #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
  #define CONFIG_SYS_FLASH_PROTECTION
  #define CONFIG_SYS_FLASH_CFI
  #define CONFIG_FLASH_CFI_DRIVER
  #define CONFIG_FLASH_CFI_MTD
  #define CONFIG_SYS_MAX_FLASH_SECT	128
  #define CONFIG_SYS_MAX_FLASH_BANKS	1
  #define CONFIG_SYS_FLASH_BASE		(0x08000000)
  #define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_16BIT

  #define CONFIG_SYS_FLASH_SIZE		0x01000000

  #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE

  #endif  /* NOR support */

  #ifdef CONFIG_DRIVER_TI_CPSW
  #define CONFIG_CLOCK_SYNTHESIZER
  #define CLK_SYNTHESIZER_I2C_ADDR 0x65
  #endif

  #endif	/* ! __CONFIG_AM335X_EVM_H */