diff options
| -rw-r--r-- | board/solidrun/clearfog/README | 6 | ||||
| -rw-r--r-- | common/spl/Kconfig | 12 | ||||
| -rw-r--r-- | common/spl/spl_mmc.c | 15 | ||||
| -rw-r--r-- | configs/clearfog_defconfig | 3 |
4 files changed, 27 insertions, 9 deletions
diff --git a/board/solidrun/clearfog/README b/board/solidrun/clearfog/README index 6171ce66f4..9375be8495 100644 --- a/board/solidrun/clearfog/README +++ b/board/solidrun/clearfog/README @@ -20,12 +20,6 @@ of "/dev/sdX" here! Install U-Boot on eMMC: ----------------------- -The ROM loads the bootloader from eMMC first boot partition at offset 0. This -is unlike load from SD card that is at offset 512. As a result, the offset of -the main U-Boot image on the eMMC boot partition changes. Set -CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR to 0x140 for SPL to load U-Boot from -the correct location. - To make SPL load the main U-Boot image from the eMMC boot partition enable eMMC boot acknowledgement and boot partition with the following U-Boot command: diff --git a/common/spl/Kconfig b/common/spl/Kconfig index c43eed2b2a..76f39dc04f 100644 --- a/common/spl/Kconfig +++ b/common/spl/Kconfig @@ -329,6 +329,18 @@ config SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR Address on the MMC to load U-Boot from, when the MMC is being used in raw mode. Units: MMC sectors (1 sector = 512 bytes). +config SYS_MMCSD_RAW_MODE_U_BOOT_DATA_PART_OFFSET + hex "U-Boot main hardware partition image offset" + depends on SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR + default 0x0 + help + On some platforms SPL location depends on hardware partition. The ROM + code skips the MBR sector when loading SPL from main hardware data + partition. This adds offset to the main U-Boot image. Set this symbol + to the number of skipped sectors. + + If unsure, leave the default. + config SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION bool "MMC Raw mode: by partition" help diff --git a/common/spl/spl_mmc.c b/common/spl/spl_mmc.c index 2ede096e61..3e6a17c110 100644 --- a/common/spl/spl_mmc.c +++ b/common/spl/spl_mmc.c @@ -49,6 +49,16 @@ static ulong h_spl_load_read(struct spl_load_info *load, ulong sector, return blk_dread(mmc_get_blk_desc(mmc), sector, count, buf); } +static __maybe_unused unsigned long spl_mmc_raw_uboot_offset(int part) +{ +#if IS_ENABLED(CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR) + if (part == 0) + return CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_DATA_PART_OFFSET; +#endif + + return 0; +} + static __maybe_unused int mmc_load_image_raw_sector(struct spl_image_info *spl_image, struct mmc *mmc, unsigned long sector) @@ -325,7 +335,7 @@ int spl_mmc_load(struct spl_image_info *spl_image, static struct mmc *mmc; u32 boot_mode; int err = 0; - __maybe_unused int part; + __maybe_unused int part = 0; /* Perform peripheral init only once */ if (!mmc) { @@ -391,7 +401,8 @@ int spl_mmc_load(struct spl_image_info *spl_image, return err; #endif #ifdef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR - err = mmc_load_image_raw_sector(spl_image, mmc, raw_sect); + err = mmc_load_image_raw_sector(spl_image, mmc, + raw_sect + spl_mmc_raw_uboot_offset(part)); if (!err) return err; #endif diff --git a/configs/clearfog_defconfig b/configs/clearfog_defconfig index 787c6360a7..b48a4abfcb 100644 --- a/configs/clearfog_defconfig +++ b/configs/clearfog_defconfig @@ -26,7 +26,8 @@ CONFIG_USE_PREBOOT=y CONFIG_SYS_CONSOLE_INFO_QUIET=y # CONFIG_DISPLAY_BOARDINFO is not set CONFIG_DISPLAY_BOARDINFO_LATE=y -CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR=0x141 +CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_DATA_PART_OFFSET=0x1 +CONFIG_SPL_DM_GPIO=y CONFIG_SPL_I2C_SUPPORT=y # CONFIG_CMD_FLASH is not set CONFIG_CMD_GPIO=y |