A new 'update_emmc_firmware' target is added to allow for easy U-Boot update in the eMMC as it has secury boot partition and this needs specific handling on how to program the specific partition.
Signed-off-by: Otavio Salvador otavio@ossystems.com.br --- Changes in v4: - Fix compilation error (Stefano)
Changes in v3: None Changes in v2: None
include/configs/mx6sabre_common.h | 23 +++++++++++++++++++++++ include/configs/mx6sabresd.h | 2 ++ 2 files changed, 25 insertions(+)
diff --git a/include/configs/mx6sabre_common.h b/include/configs/mx6sabre_common.h index 21c848f..5ee7fa5 100644 --- a/include/configs/mx6sabre_common.h +++ b/include/configs/mx6sabre_common.h @@ -95,6 +95,28 @@ #define CONFIG_LOADADDR 0x12000000 #define CONFIG_SYS_TEXT_BASE 0x17800000
+#ifdef CONFIG_SUPPORT_EMMC_BOOT +#define EMMC_ENV \ + "emmcdev=2\0" \ + "update_emmc_firmware=" \ + "if test ${ip_dyn} = yes; then " \ + "setenv get_cmd dhcp; " \ + "else " \ + "setenv get_cmd tftp; " \ + "fi; " \ + "if ${get_cmd} ${update_sd_firmware_filename}; then " \ + "if mmc dev ${emmcdev} && " \ + "mmc open ${emmcdev} 1; then " \ + "setexpr fw_sz ${filesize} / 0x200; " \ + "setexpr fw_sz ${fw_sz} + 1; " \ + "mmc write ${loadaddr} 0x2 ${fw_sz}; " \ + "mmc close ${emmcdev} 1; " \ + "fi; " \ + "fi\0" +#else +#define EMMC_ENV "" +#endif + #define CONFIG_EXTRA_ENV_SETTINGS \ "script=boot.scr\0" \ "uimage=uImage\0" \ @@ -121,6 +143,7 @@ "mmc write ${loadaddr} 0x2 ${fw_sz}; " \ "fi; " \ "fi\0" \ + EMMC_ENV \ "mmcargs=setenv bootargs console=${console},${baudrate} " \ "root=${mmcroot}\0" \ "loadbootscript=" \ diff --git a/include/configs/mx6sabresd.h b/include/configs/mx6sabresd.h index 3229bc7..4919f53 100644 --- a/include/configs/mx6sabresd.h +++ b/include/configs/mx6sabresd.h @@ -23,6 +23,8 @@ #endif #define PHYS_SDRAM_SIZE (1u * 1024 * 1024 * 1024)
+#define CONFIG_SUPPORT_EMMC_BOOT /* eMMC specific */ + #include "mx6sabre_common.h"
#define CONFIG_SYS_FSL_USDHC_NUM 3