HS200/HS400 mode is not supported during boot operation. Signed-off-by: Jaehoon Chung <jh80.chung@xxxxxxxxxxx> --- include/linux/mmc/host.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index 7960424..ce5db96 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -445,6 +445,10 @@ static inline int mmc_host_cmd23(struct mmc_host *host) static inline int mmc_boot_partition_access(struct mmc_host *host) { + /* HS200 & HS400 mode is not supported during boot operation */ + if (host->caps2 & (MMC_CAP2_HS200 | MMC_CAP2_HS400)) + return 0; + return !(host->caps2 & MMC_CAP2_BOOTPART_NOACC); } -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html