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| author | Otavio Salvador <otavio@ossystems.com.br> | 2014-01-06 13:27:20 -0200 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2014-01-13 11:52:28 +0100 |
| commit | 03ce33027469af14b98d6041fbb6cbd52d7c8712 (patch) | |
| tree | 7fa927fdc34a4597e4b4dba61ff1c0e7005fb662 /include | |
| parent | 12c20c0c9ba4c52fc512f7192c26c5b7d78f4cbe (diff) | |
| download | u-boot-imx-03ce33027469af14b98d6041fbb6cbd52d7c8712.zip u-boot-imx-03ce33027469af14b98d6041fbb6cbd52d7c8712.tar.gz u-boot-imx-03ce33027469af14b98d6041fbb6cbd52d7c8712.tar.bz2 | |
mx6sabresd: Add eMMC specific environment to allow U-Boot update
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>
Diffstat (limited to 'include')
| -rw-r--r-- | include/configs/mx6sabre_common.h | 23 | ||||
| -rw-r--r-- | include/configs/mx6sabresd.h | 2 |
2 files changed, 25 insertions, 0 deletions
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 |