/* * 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 #include #define CONFIG_SYS_BOOTM_LEN SZ_16M /* Clock Defines */ #define V_OSCK 24000000 /* Clock output from T2 */ #define V_SCLK (V_OSCK) #ifdef CONFIG_MTD_RAW_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} - ${fdtaddr}\0" #else #define NANDARGS "" #endif #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \ "bootcmd_" #devtypel "=" \ "run nandboot\0" #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \ #devtypel #instance " " #if CONFIG_IS_ENABLED(CMD_USB) # define BOOT_TARGET_USB(func) func(USB, usb, 0) #else # define BOOT_TARGET_USB(func) #endif #if CONFIG_IS_ENABLED(CMD_PXE) # define BOOT_TARGET_PXE(func) func(PXE, pxe, na) #else # define BOOT_TARGET_PXE(func) #endif #if CONFIG_IS_ENABLED(CMD_DHCP) # define BOOT_TARGET_DHCP(func) func(DHCP, dhcp, na) #else # define BOOT_TARGET_DHCP(func) #endif #define BOOT_TARGET_DEVICES(func) \ func(MMC, mmc, 0) \ func(MMC, mmc, 1) \ func(NAND, nand, 0) \ BOOT_TARGET_USB(func) \ BOOT_TARGET_PXE(func) \ BOOT_TARGET_DHCP(func) #include #ifndef CONFIG_SPL_BUILD #include #define CONFIG_EXTRA_ENV_SETTINGS \ DEFAULT_LINUX_BOOT_ENV \ "fdtfile=undefined\0" \ "finduuid=part uuid mmc 0:2 uuid\0" \ "console=ttyO0,115200n8\0" \ "partitions=" \ "uuid_disk=${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 = A335PBGL; then " \ "setenv fdtfile am335x-pocketbeagle.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 = BBEN; then " \ "setenv fdtfile am335x-sancloud-bbe.dtb; fi; " \ "if test $board_name = BBELITE; then " \ "setenv fdtfile am335x-sancloud-bbe-lite.dtb; fi; " \ "if test $board_name = BBE_EX_WIFI; then " \ "setenv fdtfile am335x-sancloud-bbe-extended-wifi.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; " \ "if test $ice_mii = mii; then " \ "setenv pxe_label_override Pruss; fi;" \ "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 */ /* PMIC support */ #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_MTD_RAW_NAND /* NAND: device related configs */ /* NAND: driver related configs */ #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 /* NAND: SPL related configs */ #ifdef CONFIG_SPL_OS_BOOT #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ #endif #endif /* !CONFIG_MTD_RAW_NAND */ /* 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 */ #elif defined(CONFIG_EMMC_BOOT) #define CONFIG_SYS_MMC_MAX_DEVICE 2 #endif /* Network. */ /* Enable Atheros phy driver */ /* * 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_MAX_FLASH_SECT 128 #define CONFIG_SYS_FLASH_BASE (0x08000000) #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT #define CONFIG_SYS_FLASH_SIZE 0x01000000 #endif /* NOR support */ #endif /* ! __CONFIG_AM335X_EVM_H */