Adds support for 'bmode' command which let user to choose where to boot from; this allows U-Boot to load system from another storage without messing with jumpers.
Signed-off-by: Otavio Salvador otavio@ossystems.com.br --- Changes in v5: - Fix build failure in SabreAUTO - Move include of boot_mode.h header to this patch
Changes in v4: None Changes in v3: - Drop change in bootdelay; the change where done by me while testing it and I mistakenly included it.
Changes in v2: None
board/freescale/mx6qsabreauto/mx6qsabreauto.c | 18 ++++++++++++++++++ board/freescale/mx6qsabresd/mx6qsabresd.c | 22 ++++++++++++++++++++++ include/configs/mx6qsabre_common.h | 2 ++ 3 files changed, 42 insertions(+)
diff --git a/board/freescale/mx6qsabreauto/mx6qsabreauto.c b/board/freescale/mx6qsabreauto/mx6qsabreauto.c index 91cc007..aec3286 100644 --- a/board/freescale/mx6qsabreauto/mx6qsabreauto.c +++ b/board/freescale/mx6qsabreauto/mx6qsabreauto.c @@ -26,6 +26,7 @@ #include <asm/errno.h> #include <asm/gpio.h> #include <asm/imx-common/iomux-v3.h> +#include <asm/imx-common/boot_mode.h> #include <mmc.h> #include <fsl_esdhc.h> #include <miiphy.h> @@ -216,6 +217,23 @@ int board_init(void) return 0; }
+#ifdef CONFIG_CMD_BMODE +static const struct boot_mode board_boot_modes[] = { + /* 4 bit bus width */ + {"mmc0", MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)}, + {NULL, 0}, +}; +#endif + +int board_late_init(void) +{ +#ifdef CONFIG_CMD_BMODE + add_board_boot_modes(board_boot_modes); +#endif + + return 0; +} + int checkboard(void) { int rev = mx6sabre_rev(); diff --git a/board/freescale/mx6qsabresd/mx6qsabresd.c b/board/freescale/mx6qsabresd/mx6qsabresd.c index d3019e9..73ab448 100644 --- a/board/freescale/mx6qsabresd/mx6qsabresd.c +++ b/board/freescale/mx6qsabresd/mx6qsabresd.c @@ -26,10 +26,12 @@ #include <asm/errno.h> #include <asm/gpio.h> #include <asm/imx-common/iomux-v3.h> +#include <asm/imx-common/boot_mode.h> #include <mmc.h> #include <fsl_esdhc.h> #include <miiphy.h> #include <netdev.h> + DECLARE_GLOBAL_DATA_PTR;
#define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ @@ -272,6 +274,26 @@ int board_init(void) return 0; }
+#ifdef CONFIG_CMD_BMODE +static const struct boot_mode board_boot_modes[] = { + /* 4 bit bus width */ + {"sd2", MAKE_CFGVAL(0x40, 0x28, 0x00, 0x00)}, + {"sd3", MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)}, + /* 8 bit bus width */ + {"emmc", MAKE_CFGVAL(0x40, 0x38, 0x00, 0x00)}, + {NULL, 0}, +}; +#endif + +int board_late_init(void) +{ +#ifdef CONFIG_CMD_BMODE + add_board_boot_modes(board_boot_modes); +#endif + + return 0; +} + int checkboard(void) { puts("Board: MX6Q-SabreSD\n"); diff --git a/include/configs/mx6qsabre_common.h b/include/configs/mx6qsabre_common.h index 9eda9ed..0965b8f 100644 --- a/include/configs/mx6qsabre_common.h +++ b/include/configs/mx6qsabre_common.h @@ -36,6 +36,7 @@ #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 2 * 1024 * 1024)
#define CONFIG_BOARD_EARLY_INIT_F +#define CONFIG_BOARD_LATE_INIT #define CONFIG_MXC_GPIO
#define CONFIG_MXC_UART @@ -75,6 +76,7 @@ /* Command definition */ #include <config_cmd_default.h>
+#define CONFIG_CMD_BMODE #define CONFIG_CMD_BOOTZ #undef CONFIG_CMD_IMLS