diff options
Diffstat (limited to 'include/configs/rpi_b.h')
| -rw-r--r-- | include/configs/rpi_b.h | 81 |
1 files changed, 80 insertions, 1 deletions
diff --git a/include/configs/rpi_b.h b/include/configs/rpi_b.h index cf62e45..c18b35b 100644 --- a/include/configs/rpi_b.h +++ b/include/configs/rpi_b.h @@ -23,6 +23,7 @@ #define CONFIG_ARM1176 #define CONFIG_BCM2835 #define CONFIG_ARCH_CPU_INIT +#define CONFIG_SYS_DCACHE_OFF /* * 2835 is a SKU in a series for which the 2708 is the first or primary SoC, * so 2708 has historically been used rather than a dedicated 2835 ID. @@ -30,7 +31,7 @@ #define CONFIG_MACH_TYPE MACH_TYPE_BCM2708 /* Timer */ -#define CONFIG_SYS_HZ 1000000 +#define CONFIG_SYS_HZ 1000 /* Memory layout */ #define CONFIG_NR_DRAM_BANKS 1 @@ -50,6 +51,7 @@ #define CONFIG_SYS_MALLOC_LEN SZ_4M #define CONFIG_SYS_MEMTEST_START 0x00100000 #define CONFIG_SYS_MEMTEST_END 0x00200000 +#define CONFIG_LOADADDR 0x00200000 /* Flash */ #define CONFIG_SYS_NO_FLASH @@ -57,6 +59,24 @@ /* Devices */ /* GPIO */ #define CONFIG_BCM2835_GPIO +/* LCD */ +#define CONFIG_LCD +#define LCD_BPP LCD_COLOR16 +/* + * Prevent allocation of RAM for FB; the real FB address is queried + * dynamically from the VideoCore co-processor, and comes from RAM + * not owned by the ARM CPU. + */ +#define CONFIG_FB_ADDR 0 +#define CONFIG_VIDEO_BCM2835 +#define CONFIG_SYS_WHITE_ON_BLACK + +/* SD/MMC configuration */ +#define CONFIG_GENERIC_MMC +#define CONFIG_MMC +#define CONFIG_SDHCI +#define CONFIG_MMC_SDHCI_IO_ACCESSORS +#define CONFIG_BCM2835_SDHCI /* Console UART */ #define CONFIG_PL011_SERIAL @@ -73,7 +93,59 @@ /* Environment */ #define CONFIG_ENV_SIZE SZ_16K #define CONFIG_ENV_IS_NOWHERE +#define CONFIG_ENV_VARS_UBOOT_CONFIG #define CONFIG_SYS_LOAD_ADDR 0x1000000 +#define CONFIG_CONSOLE_MUX +#define CONFIG_SYS_CONSOLE_IS_IN_ENV +/* + * Memory layout for where various images get loaded by boot scripts: + * + * scriptaddr can be pretty much anywhere that doesn't conflict with something + * else. Put it low in memory to avoid conflicts. + * + * kernel_addr_r must be within the first 128M of RAM in order for the + * kernel's CONFIG_AUTO_ZRELADDR option to work. Since the kernel will + * decompress itself to 0x8000 after the start of RAM, kernel_addr_r + * should not overlap that area, or the kernel will have to copy itself + * somewhere else before decompression. Similarly, the address of any other + * data passed to the kernel shouldn't overlap the start of RAM. Pushing + * this up to 16M allows for a sizable kernel to be decompressed below the + * compressed load address. + * + * fdt_addr_r simply shouldn't overlap anything else. Choosing 32M allows for + * the compressed kernel to be up to 16M too. + * + * ramdisk_addr_r simply shouldn't overlap anything else. Choosing 33M allows + * for the FDT/DTB to be up to 1M, which is hopefully plenty. + */ +#define CONFIG_EXTRA_ENV_SETTINGS \ + "stdin=serial\0" \ + "stderr=serial,lcd\0" \ + "stdout=serial,lcd\0" \ + "scriptaddr=0x00000000\0" \ + "kernel_addr_r=0x01000000\0" \ + "fdt_addr_r=0x02000000\0" \ + "ramdisk_addr_r=0x02100000\0" \ + "boot_targets=mmc0\0" \ + \ + "script_boot=" \ + "if fatload ${devtype} ${devnum}:1 " \ + "${scriptaddr} boot.scr.uimg; then " \ + "source ${scriptaddr}; " \ + "fi;\0" \ + \ + "mmc_boot=" \ + "setenv devtype mmc; " \ + "if mmc dev ${devnum}; then " \ + "run script_boot; " \ + "fi\0" \ + \ + "bootcmd_mmc0=setenv devnum 0; run mmc_boot\0" \ + +#define CONFIG_BOOTCOMMAND \ + "for target in ${boot_targets}; do run bootcmd_${target}; done" + +#define CONFIG_BOOTDELAY 2 /* Shell */ #define CONFIG_SYS_HUSH_PARSER @@ -88,6 +160,13 @@ #include <config_cmd_default.h> #define CONFIG_CMD_BOOTZ #define CONFIG_CMD_GPIO +#define CONFIG_CMD_MMC +#define CONFIG_DOS_PARTITION +#define CONFIG_PARTITION_UUIDS +#define CONFIG_CMD_PART +#define CONFIG_CMD_FS_GENERIC +#define CONFIG_CMD_FAT +#define CONFIG_CMD_EXT /* Some things don't make sense on this HW or yet */ #undef CONFIG_CMD_FPGA #undef CONFIG_CMD_NET |