| /* |
| * 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> |
| |
| #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ |
| #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM |
| |
| /* 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 (128 << 10) |
| |
| #ifdef CONFIG_NAND |
| #define NANDARGS \ |
| "mtdids=" MTDIDS_DEFAULT "\0" \ |
| "mtdparts=" MTDPARTS_DEFAULT "\0" \ |
| "nandargs=setenv bootargs console=${console} " \ |
| "${optargs} " \ |
| "root=${nandroot} " \ |
| "rootfstype=${nandrootfstype}\0" \ |
| "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \ |
| "nandrootfstype=ubifs rootwait=1\0" \ |
| "nandboot=echo Booting from nand ...; " \ |
| "run nandargs; " \ |
| "nand read ${fdtaddr} u-boot-spl-os; " \ |
| "nand read ${loadaddr} kernel; " \ |
| "bootz ${loadaddr} - ${fdtaddr}\0" |
| #else |
| #define NANDARGS "" |
| #endif |
| |
| #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG |
| |
| #ifndef CONFIG_SPL_BUILD |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| "loadaddr=0x80200000\0" \ |
| "fdtaddr=0x80F80000\0" \ |
| "fdt_high=0xffffffff\0" \ |
| "boot_fdt=try\0" \ |
| "rdaddr=0x81000000\0" \ |
| "bootpart=0:2\0" \ |
| "bootdir=/boot\0" \ |
| "bootfile=zImage\0" \ |
| "fdtfile=undefined\0" \ |
| "console=ttyO0,115200n8\0" \ |
| "optargs=\0" \ |
| "mmcdev=0\0" \ |
| "mmcroot=/dev/mmcblk0p2 ro\0" \ |
| "mmcrootfstype=ext4 rootwait\0" \ |
| "rootpath=/export/rootfs\0" \ |
| "nfsopts=nolock\0" \ |
| "static_ip=${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=${mmcrootfstype}\0" \ |
| "spiroot=/dev/mtdblock4 rw\0" \ |
| "spirootfstype=jffs2\0" \ |
| "spisrcaddr=0xe0000\0" \ |
| "spiimgsize=0x362000\0" \ |
| "spibusno=0\0" \ |
| "spiargs=setenv bootargs console=${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" \ |
| "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ |
| "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ |
| "mmcloados=run mmcargs; " \ |
| "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ |
| "if run loadfdt; then " \ |
| "bootz ${loadaddr} - ${fdtaddr}; " \ |
| "else " \ |
| "if test ${boot_fdt} = try; then " \ |
| "bootz; " \ |
| "else " \ |
| "echo WARN: Cannot load the DT; " \ |
| "fi; " \ |
| "fi; " \ |
| "else " \ |
| "bootz; " \ |
| "fi;\0" \ |
| "mmcboot=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 loadimage; then " \ |
| "run mmcloados;" \ |
| "fi;" \ |
| "fi;\0" \ |
| "spiboot=echo Booting from spi ...; " \ |
| "run spiargs; " \ |
| "sf probe ${spibusno}:0; " \ |
| "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \ |
| "bootz ${loadaddr}\0" \ |
| "netboot=echo Booting from network ...; " \ |
| "setenv autoload no; " \ |
| "dhcp; " \ |
| "tftp ${loadaddr} ${bootfile}; " \ |
| "tftp ${fdtaddr} ${fdtfile}; " \ |
| "run netargs; " \ |
| "bootz ${loadaddr} - ${fdtaddr}\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 = A33515BB; then " \ |
| "setenv fdtfile am335x-evm.dtb; fi; " \ |
| "if test $board_name = A335X_SK; then " \ |
| "setenv fdtfile am335x-evmsk.dtb; fi; " \ |
| "if test $fdtfile = undefined; then " \ |
| "echo WARNING: Could not determine device tree to use; fi; \0" \ |
| NANDARGS \ |
| DFUARGS |
| #endif |
| |
| #define CONFIG_BOOTCOMMAND \ |
| "run findfdt; " \ |
| "run mmcboot;" \ |
| "setenv mmcdev 1; " \ |
| "setenv bootpart 1:2; " \ |
| "run mmcboot;" \ |
| "run nandboot;" |
| |
| /* NS16550 Configuration */ |
| #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */ |
| #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */ |
| #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */ |
| #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */ |
| #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */ |
| #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */ |
| #define CONFIG_BAUDRATE 115200 |
| |
| #define CONFIG_CMD_EEPROM |
| #define CONFIG_ENV_EEPROM_IS_ON_I2C |
| #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */ |
| #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 |
| #define CONFIG_SYS_I2C_MULTI_EEPROMS |
| |
| /* PMIC support */ |
| #define CONFIG_POWER_TPS65217 |
| #define CONFIG_POWER_TPS65910 |
| |
| /* SPL */ |
| #ifndef CONFIG_NOR_BOOT |
| #define CONFIG_SPL_POWER_SUPPORT |
| #define CONFIG_SPL_YMODEM_SUPPORT |
| |
| /* Bootcount using the RTC block */ |
| #define CONFIG_BOOTCOUNT_LIMIT |
| #define CONFIG_BOOTCOUNT_AM33XX |
| |
| /* CPSW support */ |
| #define CONFIG_SPL_ETH_SUPPORT |
| |
| /* USB gadget RNDIS */ |
| #define CONFIG_SPL_MUSB_NEW_SUPPORT |
| |
| /* General network SPL, both CPSW and USB gadget RNDIS */ |
| #define CONFIG_SPL_NET_SUPPORT |
| #define CONFIG_SPL_ENV_SUPPORT |
| #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL" |
| |
| /* SPI flash. */ |
| #define CONFIG_SPL_SPI_SUPPORT |
| #define CONFIG_SPL_SPI_FLASH_SUPPORT |
| #define CONFIG_SPL_SPI_LOAD |
| #define CONFIG_SPL_SPI_BUS 0 |
| #define CONFIG_SPL_SPI_CS 0 |
| #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 |
| |
| #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" |
| |
| #ifdef CONFIG_NAND |
| #define CONFIG_NAND_OMAP_GPMC |
| #define CONFIG_NAND_OMAP_ELM |
| #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_ONFI_DETECTION |
| #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW |
| #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE |
| #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 |
| #endif |
| #endif |
| |
| /* |
| * For NOR boot, we must set this to the start of where NOR is mapped |
| * in memory. |
| */ |
| #ifdef CONFIG_NOR_BOOT |
| #define CONFIG_SYS_TEXT_BASE 0x08000000 |
| #endif |
| |
| /* |
| * 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_DSPS |
| #define CONFIG_ARCH_MISC_INIT |
| #define CONFIG_MUSB_GADGET |
| #define CONFIG_MUSB_PIO_ONLY |
| #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT |
| #define CONFIG_USB_GADGET |
| #define CONFIG_USBDOWNLOAD_GADGET |
| #define CONFIG_USB_GADGET_DUALSPEED |
| #define CONFIG_USB_GADGET_VBUS_DRAW 2 |
| #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" |
| |
| /* USB TI's IDs */ |
| #define CONFIG_G_DNL_VENDOR_NUM 0x0403 |
| #define CONFIG_G_DNL_PRODUCT_NUM 0xBD00 |
| #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments" |
| #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 |
| |
| /* USB Device Firmware Update support */ |
| #define CONFIG_DFU_FUNCTION |
| #define CONFIG_DFU_MMC |
| #define CONFIG_CMD_DFU |
| #define DFU_ALT_INFO_MMC \ |
| "dfu_alt_info_mmc=" \ |
| "boot part 0 1;" \ |
| "rootfs part 0 2;" \ |
| "MLO fat 0 1;" \ |
| "MLO.raw mmc 100 100;" \ |
| "u-boot.img.raw mmc 300 400;" \ |
| "spl-os-args.raw mmc 80 80;" \ |
| "spl-os-image.raw mmc 900 2000;" \ |
| "spl-os-args fat 0 1;" \ |
| "spl-os-image fat 0 1;" \ |
| "u-boot.img fat 0 1;" \ |
| "uEnv.txt fat 0 1\0" |
| #ifdef CONFIG_NAND |
| #define CONFIG_DFU_NAND |
| #define DFU_ALT_INFO_NAND \ |
| "dfu_alt_info_nand=" \ |
| "SPL part 0 1;" \ |
| "SPL.backup1 part 0 2;" \ |
| "SPL.backup2 part 0 3;" \ |
| "SPL.backup3 part 0 4;" \ |
| "u-boot part 0 5;" \ |
| "u-boot-spl-os part 0 6;" \ |
| "kernel part 0 8;" \ |
| "rootfs part 0 9\0" |
| #else |
| #define DFU_ALT_INFO_NAND "" |
| #endif |
| #define CONFIG_DFU_RAM |
| #define DFU_ALT_INFO_RAM \ |
| "dfu_alt_info_ram=" \ |
| "kernel ram 0x80200000 0xD80000;" \ |
| "fdt ram 0x80F80000 0x80000;" \ |
| "ramdisk ram 0x81000000 0x4000000\0" |
| #define DFUARGS \ |
| "dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \ |
| DFU_ALT_INFO_MMC \ |
| DFU_ALT_INFO_RAM \ |
| DFU_ALT_INFO_NAND |
| |
| /* |
| * 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) |
| #define CONFIG_ENV_IS_IN_SPI_FLASH |
| #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 */ |
| #define MTDIDS_DEFAULT "nor0=m25p80-flash.0" |
| #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \ |
| "512k(u-boot),128k(u-boot-env1)," \ |
| "128k(u-boot-env2),3464k(kernel)," \ |
| "-(rootfs)" |
| #elif defined(CONFIG_EMMC_BOOT) |
| #undef CONFIG_ENV_IS_NOWHERE |
| #define CONFIG_ENV_IS_IN_MMC |
| #define CONFIG_SYS_MMC_ENV_DEV 1 |
| #define CONFIG_SYS_MMC_ENV_PART 2 |
| #define CONFIG_ENV_OFFSET 0x0 |
| #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) |
| #define CONFIG_SYS_REDUNDAND_ENVIRONMENT |
| #endif |
| |
| /* SPI flash. */ |
| #define CONFIG_CMD_SF |
| #define CONFIG_SPI_FLASH |
| #define CONFIG_SPI_FLASH_WINBOND |
| #define CONFIG_SF_DEFAULT_SPEED 24000000 |
| |
| /* Network. */ |
| #define CONFIG_PHY_GIGE |
| #define CONFIG_PHYLIB |
| #define CONFIG_PHY_ADDR 0 |
| #define CONFIG_PHY_SMSC |
| |
| /* NAND support */ |
| #ifdef CONFIG_NAND |
| #define CONFIG_CMD_NAND |
| #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 |
| #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT) |
| #define MTDIDS_DEFAULT "nand0=omap2-nand.0" |
| #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:128k(SPL)," \ |
| "128k(SPL.backup1)," \ |
| "128k(SPL.backup2)," \ |
| "128k(SPL.backup3),1792k(u-boot)," \ |
| "128k(u-boot-spl-os)," \ |
| "128k(u-boot-env),5m(kernel),-(rootfs)" |
| #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 |
| |
| /* |
| * 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) |
| #undef CONFIG_SYS_NO_FLASH |
| #define CONFIG_CMD_FLASH |
| #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_MONITOR_BASE CONFIG_SYS_FLASH_BASE |
| #ifdef CONFIG_NOR_BOOT |
| #define CONFIG_ENV_IS_IN_FLASH |
| #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 */ |
| #define MTDIDS_DEFAULT "nor0=physmap-flash.0" |
| #define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:" \ |
| "512k(u-boot)," \ |
| "128k(u-boot-env1)," \ |
| "128k(u-boot-env2)," \ |
| "4m(kernel),-(rootfs)" |
| #endif |
| #endif /* NOR support */ |
| |
| #endif /* ! __CONFIG_AM335X_EVM_H */ |