diff options
Diffstat (limited to 'include/configs/am335x_evm.h')
| -rw-r--r-- | include/configs/am335x_evm.h | 225 |
1 files changed, 152 insertions, 73 deletions
diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h index c5a6d4b..e32066d 100644 --- a/include/configs/am335x_evm.h +++ b/include/configs/am335x_evm.h @@ -37,9 +37,15 @@ #define CONFIG_OF_LIBFDT #define CONFIG_CMD_BOOTZ #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ +#define CONFIG_CMDLINE_EDITING +#define CONFIG_STACKSIZE (128 * 1024) +#define CONFIG_AUTO_COMPLETE #define CONFIG_SETUP_MEMORY_TAGS #define CONFIG_INITRD_TAG +/* Custom script for NOR */ +#define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds" + #define CONFIG_SYS_CACHELINE_SIZE 64 /* commands to include */ @@ -48,6 +54,27 @@ #define CONFIG_CMD_ASKENV #define CONFIG_VERSION_VARIABLE +#ifdef CONFIG_NAND +#define NANDARGS \ + "mtdids=" MTDIDS_DEFAULT "\0" \ + "mtdparts=" MTDPARTS_DEFAULT "\0" \ + "nandargs=setenv bootargs console=${console} " \ + "${optargs} " \ + "root=${nandroot} " \ + "rootfstype=${nandrootfstype}\0" \ + "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \ + "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \ + "nandrootfstype=ubifs rootwait=1\0" \ + "nandsrcaddr=0x280000\0" \ + "nandboot=echo Booting from nand ...; " \ + "run nandargs; " \ + "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \ + "bootm ${loadaddr}\0" \ + "nandimgsize=0x500000\0" +#else +#define NANDARGS "" +#endif + /* set to negative value for no autoboot */ #define CONFIG_BOOTDELAY 1 #define CONFIG_ENV_VARS_UBOOT_CONFIG @@ -63,19 +90,12 @@ "fdtfile=undefined\0" \ "console=ttyO0,115200n8\0" \ "optargs=\0" \ - "mtdids=" MTDIDS_DEFAULT "\0" \ - "mtdparts=" MTDPARTS_DEFAULT "\0" \ "dfu_alt_info_mmc=" DFU_ALT_INFO_MMC "\0" \ "dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \ - "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \ "mmcdev=0\0" \ "mmcroot=/dev/mmcblk0p2 ro\0" \ "mmcrootfstype=ext4 rootwait\0" \ "bootpart=0:2\0" \ - "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \ - "nandrootfstype=ubifs rootwait=1\0" \ - "nandsrcaddr=0x280000\0" \ - "nandimgsize=0x500000\0" \ "rootpath=/export/rootfs\0" \ "nfsopts=nolock\0" \ "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ @@ -86,10 +106,6 @@ "${optargs} " \ "root=${mmcroot} " \ "rootfstype=${mmcrootfstype}\0" \ - "nandargs=setenv bootargs console=${console} " \ - "${optargs} " \ - "root=${nandroot} " \ - "rootfstype=${nandrootfstype}\0" \ "spiroot=/dev/mtdblock4 rw\0" \ "spirootfstype=jffs2\0" \ "spisrcaddr=0xe0000\0" \ @@ -115,13 +131,23 @@ "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \ "loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \ - "mmcboot=echo Booting from mmc ...; " \ - "run mmcargs; " \ - "bootm ${loadaddr} - ${fdtaddr}\0" \ - "nandboot=echo Booting from nand ...; " \ - "run nandargs; " \ - "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \ - "bootm ${loadaddr}\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 loaduimage; then " \ + "run loadfdt;" \ + "run mmcargs; " \ + "bootm ${loadaddr} - ${fdtaddr};" \ + "fi;" \ + "fi;\0" \ "spiboot=echo Booting from spi ...; " \ "run spiargs; " \ "sf probe ${spibusno}:0; " \ @@ -147,28 +173,17 @@ "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" + "echo WARNING: Could not determine device tree to use; fi; \0" \ + NANDARGS #endif #define CONFIG_BOOTCOMMAND \ "run findfdt; " \ - "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 loaduimage; then " \ - "run loadfdt;" \ - "run mmcboot;" \ - "fi;" \ - "else " \ - "run nandboot;" \ - "fi;" \ + "run mmcboot;" \ + "setenv mmcdev 1; " \ + "setenv bootpart 1:2; " \ + "run mmcboot;" \ + "run nandboot;" /* Clock Defines */ #define V_OSCK 24000000 /* Clock output from T2 */ @@ -231,24 +246,31 @@ /* USB Device Firmware Update support */ #define CONFIG_DFU_FUNCTION #define CONFIG_DFU_MMC -#define CONFIG_DFU_NAND #define CONFIG_CMD_DFU #define 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 3C0;" \ + "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" +#ifdef CONFIG_NAND +#define CONFIG_DFU_NAND #define 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;" \ - "kernel part 0 7;" \ - "rootfs part 0 8" + "u-boot-spl-os part 0 6;" \ + "kernel part 0 8;" \ + "rootfs part 0 9" +#endif /* Physical Memory Map */ #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ @@ -301,8 +323,7 @@ #define CONFIG_ENV_OVERWRITE 1 #define CONFIG_SYS_CONSOLE_INFO_QUIET -#define CONFIG_ENV_IS_NOWHERE - +#ifndef CONFIG_NOR_BOOT /* Defines for SPL */ #define CONFIG_SPL #define CONFIG_SPL_FRAMEWORK @@ -332,14 +353,16 @@ #define CONFIG_SYS_SPL_ARGS_ADDR (PHYS_DRAM_1 + 0x100) /* raw mmc */ -#define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x500 /* address 0xa0000 */ -#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x8 /* address 0x1000 */ -#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 8 /* 4KB */ +#define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */ +#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */ +#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */ /* nand */ +#ifdef CONFIG_NAND #define CONFIG_CMD_SPL_NAND_OFS 0x240000 /* end of u-boot */ #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000 -#define CONFIG_CMD_SPL_WRITE_SIZE 0x1000 +#define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 +#endif /* spl export command */ #define CONFIG_CMD_SPL @@ -364,11 +387,13 @@ #define CONFIG_SPL_SPI_LOAD #define CONFIG_SPL_SPI_BUS 0 #define CONFIG_SPL_SPI_CS 0 -#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x80000 +#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 #define CONFIG_SPL_MUSB_NEW_SUPPORT #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" #define CONFIG_SPL_BOARD_INIT + +#ifdef CONFIG_NAND #define CONFIG_SPL_NAND_AM33XX_BCH #define CONFIG_SPL_NAND_SUPPORT #define CONFIG_SPL_NAND_BASE @@ -395,6 +420,8 @@ #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 +#endif +#endif /* * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM @@ -402,14 +429,18 @@ * header. That is 0x800FFFC0--0x80100000 should not be used for any * other needs. */ +#ifdef CONFIG_NOR_BOOT +#define CONFIG_SYS_TEXT_BASE 0x08000000 +#else #define CONFIG_SYS_TEXT_BASE 0x80800000 +#endif #define CONFIG_SYS_SPL_MALLOC_START 0x80a08000 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 /* Since SPL did pll and ddr initialization for us, * we don't need to do it twice. */ -#ifndef CONFIG_SPL_BUILD +#if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT) #define CONFIG_SKIP_LOWLEVEL_INIT #endif @@ -450,24 +481,33 @@ #endif /* - * Default to using SPI for environment, etc. We have multiple copies - * of SPL as the ROM will check these locations. - * 0x0 - 0x20000 : First copy of SPL - * 0x20000 - 0x40000 : Second copy of SPL - * 0x40000 - 0x60000 : Third copy of SPL - * 0x60000 - 0x80000 : Fourth copy of SPL - * 0x80000 - 0xDF000 : U-Boot - * 0xDF000 - 0xE0000 : U-Boot Environment - * 0xE0000 - 0x442000 : Linux Kernel + * 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) -# undef CONFIG_ENV_IS_NOWHERE -# define CONFIG_ENV_IS_IN_SPI_FLASH -# define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED -# define CONFIG_ENV_OFFSET (892 << 10) /* 892 KiB in */ -# define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */ -#endif /* SPI support */ +#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 CONFIG_CMD_MTDPARTS +#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 +#endif /* Unsupported features */ #undef CONFIG_USE_IRQ @@ -490,18 +530,10 @@ #define CONFIG_PHY_ADDR 0 #define CONFIG_PHY_SMSC -#define CONFIG_NAND /* NAND support */ #ifdef CONFIG_NAND #define CONFIG_CMD_NAND #define CONFIG_CMD_MTDPARTS -#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_NAND_OMAP_GPMC #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */ @@ -509,12 +541,59 @@ /* CS0 */ #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ -#if !defined(CONFIG_SPI_BOOT) -#undef CONFIG_ENV_IS_NOWHERE +#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_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 CONFIG_CMD_MTDPARTS +#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 +#define CONFIG_MTD_DEVICE +#define CONFIG_CMD_FLASH +#endif /* NOR support */ + #endif /* ! __CONFIG_AM335X_EVM_H */ |