From: "Ying-Chun Liu (PaulLiu)" paul.liu@linaro.org
add arguments for mmc wp to assign which boot partition to protect.
Signed-off-by: Ying-Chun Liu (PaulLiu) paul.liu@linaro.org Cc: Peng Fan peng.fan@nxp.com Cc: Jaehoon Chung jh80.chung@samsung.com --- cmd/mmc.c | 18 +++++++++++++++--- 1 file changed, 15 insertions(+), 3 deletions(-)
diff --git a/cmd/mmc.c b/cmd/mmc.c index 7464f8d00c..7f3e5da6cd 100644 --- a/cmd/mmc.c +++ b/cmd/mmc.c @@ -1046,6 +1046,7 @@ static int do_mmc_boot_wp(struct cmd_tbl *cmdtp, int flag, { int err; struct mmc *mmc; + int part;
mmc = init_mmc_device(curr_device, false); if (!mmc) @@ -1054,7 +1055,14 @@ static int do_mmc_boot_wp(struct cmd_tbl *cmdtp, int flag, printf("It is not an eMMC device\n"); return CMD_RET_FAILURE; } - err = mmc_boot_wp(mmc); + + if (argc == 2) { + part = dectoul(argv[1], NULL); + err = mmc_boot_wp_single_partition(mmc, part); + } else { + err = mmc_boot_wp(mmc); + } + if (err) return CMD_RET_FAILURE; printf("boot areas protected\n"); @@ -1064,7 +1072,7 @@ static int do_mmc_boot_wp(struct cmd_tbl *cmdtp, int flag, static struct cmd_tbl cmd_mmc[] = { U_BOOT_CMD_MKENT(info, 1, 0, do_mmcinfo, "", ""), U_BOOT_CMD_MKENT(read, 4, 1, do_mmc_read, "", ""), - U_BOOT_CMD_MKENT(wp, 1, 0, do_mmc_boot_wp, "", ""), + U_BOOT_CMD_MKENT(wp, 2, 0, do_mmc_boot_wp, "", ""), #if CONFIG_IS_ENABLED(MMC_WRITE) U_BOOT_CMD_MKENT(write, 4, 0, do_mmc_write, "", ""), U_BOOT_CMD_MKENT(erase, 3, 0, do_mmc_erase, "", ""), @@ -1138,7 +1146,11 @@ U_BOOT_CMD( " [MMC_LEGACY, MMC_HS, SD_HS, MMC_HS_52, MMC_DDR_52, UHS_SDR12, UHS_SDR25,\n" " UHS_SDR50, UHS_DDR50, UHS_SDR104, MMC_HS_200, MMC_HS_400, MMC_HS_400_ES]\n" "mmc list - lists available devices\n" - "mmc wp - power on write protect boot partitions\n" + "mmc wp [PART] - power on write protect boot partitions\n" + " arguments:\n" + " PART - [0|1]\n" + " : 0 - first boot partition, 1 - second boot partition\n" + " if not assigned, write protect all boot partitions\n" #if CONFIG_IS_ENABLED(MMC_HW_PARTITIONING) "mmc hwpartition <USER> <GP> <MODE> - does hardware partitioning\n" " arguments (sizes in 512-byte blocks):\n"