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- /*
- * 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)
- #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} - ${fdtaddr}\0"
- #else
- #define NANDARGS ""
- #endif
- #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \
- "bootcmd_" #devtypel #instance "=" \
- "setenv mmcdev " #instance"; "\
- "setenv bootpart " #instance":2 ; "\
- "run mmcboot\0"
- #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \
- #devtypel #instance " "
- #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \
- "bootcmd_" #devtypel "=" \
- "run nandboot\0"
- #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \
- #devtypel #instance " "
- #if CONFIG_IS_ENABLED(CMD_USB)
- # define BOOT_TARGET_USB(func) func(USB, usb, 0)
- #else
- # define BOOT_TARGET_USB(func)
- #endif
- #if CONFIG_IS_ENABLED(CMD_PXE)
- # define BOOT_TARGET_PXE(func) func(PXE, pxe, na)
- #else
- # define BOOT_TARGET_PXE(func)
- #endif
- #if CONFIG_IS_ENABLED(CMD_DHCP)
- # define BOOT_TARGET_DHCP(func) func(DHCP, dhcp, na)
- #else
- # define BOOT_TARGET_DHCP(func)
- #endif
- #define BOOT_TARGET_DEVICES(func) \
- func(MMC, mmc, 0) \
- func(LEGACY_MMC, legacy_mmc, 0) \
- func(MMC, mmc, 1) \
- func(LEGACY_MMC, legacy_mmc, 1) \
- func(NAND, nand, 0) \
- BOOT_TARGET_USB(func) \
- BOOT_TARGET_PXE(func) \
- BOOT_TARGET_DHCP(func)
- #include <config_distro_bootcmd.h>
- #ifndef CONFIG_SPL_BUILD
- #include <environment/ti/dfu.h>
- #include <environment/ti/mmc.h>
- #define CONFIG_EXTRA_ENV_SETTINGS \
- DEFAULT_LINUX_BOOT_ENV \
- DEFAULT_MMC_TI_ARGS \
- DEFAULT_FIT_TI_ARGS \
- "bootpart=0:2\0" \
- "bootdir=/boot\0" \
- "bootfile=zImage\0" \
- "fdtfile=undefined\0" \
- "console=ttyO0,115200n8\0" \
- "partitions=" \
- "uuid_disk=${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 = 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 = 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_MTD_RAW_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_MTD_RAW_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_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
- #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 */
- #elif defined(CONFIG_EMMC_BOOT)
- #define CONFIG_SYS_MMC_MAX_DEVICE 2
- #elif defined(CONFIG_ENV_IS_IN_NAND)
- #define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE
- #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_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 */
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