diff --git a/arch/arm/mach-imx/mx6/Kconfig b/arch/arm/mach-imx/mx6/Kconfig index 06c25bae36..e7cce46e03 100644 --- a/arch/arm/mach-imx/mx6/Kconfig +++ b/arch/arm/mach-imx/mx6/Kconfig @@ -182,6 +182,7 @@ config TARGET_DISPLAY5 config TARGET_EMBESTMX6BOARDS bool "embestmx6boards" select BOARD_LATE_INIT + select SUPPORT_SPL config TARGET_GE_BX50V3 bool "General Electric Bx50v3" diff --git a/board/embest/mx6boards/MAINTAINERS b/board/embest/mx6boards/MAINTAINERS index 0ffd4668b4..02756c58b3 100644 --- a/board/embest/mx6boards/MAINTAINERS +++ b/board/embest/mx6boards/MAINTAINERS @@ -5,3 +5,4 @@ F: board/embest/mx6boards/ F: include/configs/embestmx6boards.h F: configs/marsboard_defconfig F: configs/riotboard_defconfig +F: configs/riotboard_spl_defconfig diff --git a/board/embest/mx6boards/mx6boards.c b/board/embest/mx6boards/mx6boards.c index 8930c36fe6..fed92aa88a 100644 --- a/board/embest/mx6boards/mx6boards.c +++ b/board/embest/mx6boards/mx6boards.c @@ -608,3 +608,51 @@ int checkboard(void) return 0; } + +#ifdef CONFIG_SPL_BUILD +#include + +void board_init_f(ulong dummy) +{ + u32 cputype = cpu_type(get_cpu_rev()); + + switch (cputype) { + case MXC_CPU_MX6SOLO: + board_type = BOARD_IS_RIOTBOARD; + break; + case MXC_CPU_MX6D: + board_type = BOARD_IS_MARSBOARD; + break; + } + arch_cpu_init(); + + /* setup GP timer */ + timer_init(); + +#ifdef CONFIG_SPL_SERIAL_SUPPORT + setup_iomux_uart(); + preloader_console_init(); +#endif +} + +void board_boot_order(u32 *spl_boot_list) +{ + spl_boot_list[0] = BOOT_DEVICE_MMC1; +} + +/* + * In order to jump to standard u-boot shell, you have to connect pin 5 of J13 + * to pin 3 (ground). + */ +int spl_start_uboot(void) +{ + int gpio_key = IMX_GPIO_NR(4, 16); + + gpio_direction_input(gpio_key); + if (gpio_get_value(gpio_key) == 0) + return 1; + else + return 0; +} + +#endif diff --git a/configs/riotboard_spl_defconfig b/configs/riotboard_spl_defconfig new file mode 100644 index 0000000000..8b5459aa1a --- /dev/null +++ b/configs/riotboard_spl_defconfig @@ -0,0 +1,48 @@ +CONFIG_ARM=y +CONFIG_ARCH_MX6=y +CONFIG_SYS_TEXT_BASE=0x17800000 +CONFIG_SPL_GPIO_SUPPORT=y +CONFIG_SPL_LIBCOMMON_SUPPORT=y +CONFIG_SPL_LIBGENERIC_SUPPORT=y +CONFIG_TARGET_EMBESTMX6BOARDS=y +CONFIG_SPL_MMC_SUPPORT=y +CONFIG_SPL_SERIAL_SUPPORT=y +CONFIG_SPL=y +CONFIG_SPL_LIBDISK_SUPPORT=y +CONFIG_DISTRO_DEFAULTS=y +CONFIG_NR_DRAM_BANKS=1 +CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6s1g.cfg,SPL,MX6S,DDR_MB=1024" +CONFIG_BOOTCOMMAND="run finduuid; run distro_bootcmd" +# CONFIG_CONSOLE_MUX is not set +CONFIG_SYS_CONSOLE_IS_IN_ENV=y +CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y +CONFIG_BOARD_EARLY_INIT_F=y +CONFIG_SPL_RAW_IMAGE_SUPPORT=y +CONFIG_SPL_EXT_SUPPORT=y +CONFIG_SPL_OS_BOOT=y +# CONFIG_CMD_FLASH is not set +CONFIG_CMD_GPIO=y +CONFIG_CMD_I2C=y +CONFIG_CMD_MMC=y +CONFIG_CMD_SF=y +CONFIG_CMD_USB=y +CONFIG_CMD_CACHE=y +CONFIG_CMD_EXT4_WRITE=y +CONFIG_ENV_IS_IN_MMC=y +CONFIG_DM=y +CONFIG_FSL_ESDHC=y +CONFIG_SPI_FLASH=y +CONFIG_SPI_FLASH_SST=y +CONFIG_PHYLIB=y +CONFIG_MII=y +CONFIG_SPI=y +CONFIG_MXC_SPI=y +CONFIG_DM_THERMAL=y +CONFIG_USB=y +CONFIG_USB_STORAGE=y +CONFIG_USB_HOST_ETHER=y +CONFIG_USB_ETHER_ASIX=y +CONFIG_VIDEO=y +# CONFIG_VIDEO_SW_CURSOR is not set +CONFIG_OF_LIBFDT=y +CONFIG_SPL_OF_LIBFDT=y diff --git a/include/configs/embestmx6boards.h b/include/configs/embestmx6boards.h index 71217f07e2..7e7de4dae6 100644 --- a/include/configs/embestmx6boards.h +++ b/include/configs/embestmx6boards.h @@ -109,6 +109,19 @@ #include "mx6_common.h" +#ifdef CONFIG_SPL +#include "imx6_spl.h" +/* RiOTboard */ +#define CONFIG_SYS_SPL_ARGS_ADDR 0x13000000 +#define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage" +#define CONFIG_SPL_FS_LOAD_ARGS_NAME "imx6dl-riotboard.dtb" + +#define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0 /* offset 69KB */ +#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0 /* offset 69KB */ +#define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0 /* offset 69KB */ + +#endif + /* 256M RAM (minimum), 32M uncompressed kernel, 16M compressed kernel, 1M fdt, * 1M script, 1M pxe and the ramdisk at the end */ #define MEM_LAYOUT_ENV_SETTINGS \