diff options
Diffstat (limited to 'include/configs/am335x_evm.h')
| -rw-r--r-- | include/configs/am335x_evm.h | 423 |
1 files changed, 156 insertions, 267 deletions
diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h index c5a6d4b31..e0a87f8bc 100644 --- a/include/configs/am335x_evm.h +++ b/include/configs/am335x_evm.h @@ -16,66 +16,62 @@ #ifndef __CONFIG_AM335X_EVM_H #define __CONFIG_AM335X_EVM_H -#define CONFIG_AM33XX -#define CONFIG_OMAP +#include <configs/ti_am335x_common.h> -#include <asm/arch/omap.h> - -#define CONFIG_DMA_COHERENT -#define CONFIG_DMA_COHERENT_SIZE (1 << 20) - -#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ -#define CONFIG_SYS_MALLOC_LEN (1024 << 10) -#define CONFIG_SYS_LONGHELP /* undef to save memory */ -#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ -#define CONFIG_SYS_PROMPT "U-Boot# " -#define CONFIG_BOARD_LATE_INIT -#define CONFIG_SYS_NO_FLASH #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM -#define CONFIG_OF_LIBFDT -#define CONFIG_CMD_BOOTZ -#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ -#define CONFIG_SETUP_MEMORY_TAGS -#define CONFIG_INITRD_TAG +/* Clock Defines */ +#define V_OSCK 24000000 /* Clock output from T2 */ +#define V_SCLK (V_OSCK) -#define CONFIG_SYS_CACHELINE_SIZE 64 +/* Custom script for NOR */ +#define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds" -/* commands to include */ -#include <config_cmd_default.h> +/* Always 128 KiB env size */ +#define CONFIG_ENV_SIZE (128 << 10) -#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 ${loadaddr}\0" \ + "nandimgsize=0x500000\0" +#else +#define NANDARGS "" +#endif -/* set to negative value for no autoboot */ -#define CONFIG_BOOTDELAY 1 -#define CONFIG_ENV_VARS_UBOOT_CONFIG #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG + #ifndef CONFIG_SPL_BUILD #define CONFIG_EXTRA_ENV_SETTINGS \ "loadaddr=0x80200000\0" \ "fdtaddr=0x80F80000\0" \ "fdt_high=0xffffffff\0" \ + "boot_fdt=try\0" \ "rdaddr=0x81000000\0" \ "bootdir=/boot\0" \ "bootfile=uImage\0" \ "fdtfile=undefined\0" \ "console=ttyO0,115200n8\0" \ "optargs=\0" \ - "mtdids=" MTDIDS_DEFAULT "\0" \ - "mtdparts=" MTDPARTS_DEFAULT "\0" \ "dfu_alt_info_mmc=" DFU_ALT_INFO_MMC "\0" \ "dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \ - "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \ "mmcdev=0\0" \ "mmcroot=/dev/mmcblk0p2 ro\0" \ "mmcrootfstype=ext4 rootwait\0" \ "bootpart=0:2\0" \ - "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \ - "nandrootfstype=ubifs rootwait=1\0" \ - "nandsrcaddr=0x280000\0" \ - "nandimgsize=0x500000\0" \ "rootpath=/export/rootfs\0" \ "nfsopts=nolock\0" \ "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ @@ -86,10 +82,6 @@ "${optargs} " \ "root=${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 +107,33 @@ "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" \ + "mmcloados=run mmcargs; " \ + "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ + "if run loadfdt; then " \ + "bootm ${loadaddr} - ${fdtaddr}; " \ + "else " \ + "if test ${boot_fdt} = try; then " \ + "bootm; " \ + "else " \ + "echo WARN: Cannot load the DT; " \ + "fi; " \ + "fi; " \ + "else " \ + "bootm; " \ + "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;" \ + "run mmcloados;" \ + "fi;\0" \ "spiboot=echo Booting from spi ...; " \ "run spiargs; " \ "sf probe ${spibusno}:0; " \ @@ -147,83 +159,23 @@ "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;" \ - -/* Clock Defines */ -#define V_OSCK 24000000 /* Clock output from T2 */ -#define V_SCLK (V_OSCK) - -#define CONFIG_CMD_ECHO - -/* We set the max number of command args high to avoid HUSH bugs. */ -#define CONFIG_SYS_MAXARGS 64 - -/* Console I/O Buffer Size */ -#define CONFIG_SYS_CBSIZE 512 - -/* Print Buffer Size */ -#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ - + sizeof(CONFIG_SYS_PROMPT) + 16) - -/* Boot Argument Buffer Size */ -#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE - -/* - * memtest works on 8 MB in DRAM after skipping 32MB from - * start addr of ram disk - */ -#define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024)) -#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \ - + (8 * 1024 * 1024)) - -#define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ - -#define CONFIG_MMC -#define CONFIG_GENERIC_MMC -#define CONFIG_OMAP_HSMMC -#define CONFIG_CMD_MMC -#define CONFIG_DOS_PARTITION -#define CONFIG_CMD_FAT -#define CONFIG_FAT_WRITE -#define CONFIG_CMD_EXT2 -#define CONFIG_CMD_EXT4 -#define CONFIG_CMD_FS_GENERIC - -#define CONFIG_SPI -#define CONFIG_OMAP3_SPI -#define CONFIG_MTD_DEVICE -#define CONFIG_SPI_FLASH -#define CONFIG_SPI_FLASH_WINBOND -#define CONFIG_CMD_SF -#define CONFIG_SF_DEFAULT_SPEED (24000000) + "run mmcboot;" \ + "setenv mmcdev 1; " \ + "setenv bootpart 1:2; " \ + "run mmcboot;" \ + "run nandboot;" /* USB Composite download gadget - g_dnl */ #define CONFIG_USB_GADGET #define CONFIG_USBDOWNLOAD_GADGET /* USB TI's IDs */ -#define CONFIG_USBD_HS #define CONFIG_G_DNL_VENDOR_NUM 0x0403 #define CONFIG_G_DNL_PRODUCT_NUM 0xBD00 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments" @@ -231,129 +183,50 @@ /* 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" - - /* Physical Memory Map */ -#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ -#define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ -#define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */ - -#define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 -#define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ - GENERATED_GBL_DATA_SIZE) - /* Platform/Board specific defs */ -#define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */ -#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ -#define CONFIG_SYS_HZ 1000 /* 1ms clock */ + "u-boot-spl-os part 0 6;" \ + "kernel part 0 8;" \ + "rootfs part 0 9" +#endif /* NS16550 Configuration */ -#define CONFIG_SYS_NS16550 -#define CONFIG_SYS_NS16550_SERIAL -#define CONFIG_SYS_NS16550_REG_SIZE (-4) -#define CONFIG_SYS_NS16550_CLK (48000000) #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 /* I2C Configuration */ -#define CONFIG_I2C -#define CONFIG_CMD_I2C -#define CONFIG_HARD_I2C -#define CONFIG_SYS_I2C_SPEED 100000 -#define CONFIG_SYS_I2C_SLAVE 1 -#define CONFIG_I2C_MULTI_BUS -#define CONFIG_DRIVER_OMAP24XX_I2C #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 -#define CONFIG_OMAP_GPIO - -#define CONFIG_BAUDRATE 115200 -#define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \ -4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 } - -/* CPU */ -#define CONFIG_ARCH_CPU_INIT - -#define CONFIG_ENV_OVERWRITE 1 -#define CONFIG_SYS_CONSOLE_INFO_QUIET - -#define CONFIG_ENV_IS_NOWHERE - -/* Defines for SPL */ -#define CONFIG_SPL -#define CONFIG_SPL_FRAMEWORK -/* - * Place the image at the start of the ROM defined image space. - * We limit our size to the ROM-defined downloaded image area, and use the - * rest of the space for stack. - */ -#define CONFIG_SPL_TEXT_BASE 0x402F0400 -#define CONFIG_SPL_MAX_SIZE (0x4030C000 - CONFIG_SPL_TEXT_BASE) -#define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR - -#define CONFIG_SPL_OS_BOOT - -#define CONFIG_SPL_BSS_START_ADDR 0x80a00000 -#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ - -#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ -#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ -#define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 -#define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" - -#ifdef CONFIG_SPL_OS_BOOT -/* fat */ -#define CONFIG_SPL_FAT_LOAD_KERNEL_NAME "uImage" -#define CONFIG_SPL_FAT_LOAD_ARGS_NAME "args" -#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 */ - -/* 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 - -/* spl export command */ -#define CONFIG_CMD_SPL -#endif - -#define CONFIG_SPL_MMC_SUPPORT -#define CONFIG_SPL_FAT_SUPPORT -#define CONFIG_SPL_I2C_SUPPORT - -#define CONFIG_SPL_LIBCOMMON_SUPPORT -#define CONFIG_SPL_LIBDISK_SUPPORT -#define CONFIG_SPL_LIBGENERIC_SUPPORT -#define CONFIG_SPL_SERIAL_SUPPORT -#define CONFIG_SPL_GPIO_SUPPORT +/* SPL */ +#ifndef CONFIG_NOR_BOOT #define CONFIG_SPL_YMODEM_SUPPORT #define CONFIG_SPL_NET_SUPPORT #define CONFIG_SPL_ENV_SUPPORT @@ -364,16 +237,11 @@ #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 -#define CONFIG_SPL_NAND_AM33XX_BCH -#define CONFIG_SPL_NAND_SUPPORT -#define CONFIG_SPL_NAND_BASE -#define CONFIG_SPL_NAND_DRIVERS -#define CONFIG_SPL_NAND_ECC +#ifdef CONFIG_NAND #define CONFIG_SYS_NAND_5_ADDR_CYCLE #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ CONFIG_SYS_NAND_PAGE_SIZE) @@ -393,24 +261,16 @@ #define CONFIG_SYS_NAND_ECCBYTES 14 #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 - * 64 bytes before this address should be set aside for u-boot.img's - * header. That is 0x800FFFC0--0x80100000 should not be used for any - * other needs. - */ -#define CONFIG_SYS_TEXT_BASE 0x80800000 -#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. + * For NOR boot, we must set this to the start of where NOR is mapped + * in memory. */ -#ifndef CONFIG_SPL_BUILD -#define CONFIG_SKIP_LOWLEVEL_INIT +#ifdef CONFIG_NOR_BOOT +#define CONFIG_SYS_TEXT_BASE 0x08000000 #endif /* @@ -450,51 +310,50 @@ #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 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 +/* SPI flash. */ +#define CONFIG_CMD_SF +#define CONFIG_SPI_FLASH +#define CONFIG_SPI_FLASH_WINBOND +#define CONFIG_SF_DEFAULT_SPEED 24000000 -#define CONFIG_CMD_NET -#define CONFIG_CMD_DHCP -#define CONFIG_CMD_PING -#define CONFIG_DRIVER_TI_CPSW -#define CONFIG_MII -#define CONFIG_BOOTP_DEFAULT -#define CONFIG_BOOTP_DNS -#define CONFIG_BOOTP_DNS2 -#define CONFIG_BOOTP_SEND_HOSTNAME -#define CONFIG_BOOTP_GATEWAY -#define CONFIG_BOOTP_SUBNETMASK -#define CONFIG_NET_RETRY_COUNT 10 -#define CONFIG_NET_MULTI +/* Network. */ #define CONFIG_PHY_GIGE #define CONFIG_PHYLIB #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 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)," \ @@ -502,19 +361,49 @@ "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 */ - /* to access nand at */ - /* CS0 */ -#define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND - devices */ -#if !defined(CONFIG_SPI_BOOT) -#undef CONFIG_ENV_IS_NOWHERE #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 */ |