| /* |
| * 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> |
| |
| #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} - ${fdtaddr}\0" |
| #else |
| #define NANDARGS "" |
| #endif |
| |
| #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \ |
| "bootcmd_" #devtypel "=" \ |
| "run nandboot\0" |
| |
| #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \ |
| #devtypel #instance " " |
| |
| #if CONFIG_IS_ENABLED(CMD_USB) |
| # define BOOT_TARGET_USB(func) func(USB, usb, 0) |
| #else |
| # define BOOT_TARGET_USB(func) |
| #endif |
| |
| #if CONFIG_IS_ENABLED(CMD_PXE) |
| # define BOOT_TARGET_PXE(func) func(PXE, pxe, na) |
| #else |
| # define BOOT_TARGET_PXE(func) |
| #endif |
| |
| #if CONFIG_IS_ENABLED(CMD_DHCP) |
| # define BOOT_TARGET_DHCP(func) func(DHCP, dhcp, na) |
| #else |
| # define BOOT_TARGET_DHCP(func) |
| #endif |
| |
| #define BOOT_TARGET_DEVICES(func) \ |
| func(MMC, mmc, 0) \ |
| func(MMC, mmc, 1) \ |
| func(NAND, nand, 0) \ |
| BOOT_TARGET_USB(func) \ |
| BOOT_TARGET_PXE(func) \ |
| BOOT_TARGET_DHCP(func) |
| |
| #include <config_distro_bootcmd.h> |
| |
| #ifndef CONFIG_SPL_BUILD |
| #include <environment/ti/dfu.h> |
| |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| DEFAULT_LINUX_BOOT_ENV \ |
| "fdtfile=undefined\0" \ |
| "finduuid=part uuid mmc 0:2 uuid\0" \ |
| "console=ttyO0,115200n8\0" \ |
| "partitions=" \ |
| "uuid_disk=${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 = 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_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 */ |
| /* 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 */ |
| |
| /* |
| * 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 |
| #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 |
| #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 */ |