diff options
Diffstat (limited to 'cmd/mmc.c')
| -rw-r--r-- | cmd/mmc.c | 32 |
1 files changed, 32 insertions, 0 deletions
@@ -729,6 +729,31 @@ static int do_mmc_setdsr(cmd_tbl_t *cmdtp, int flag, return ret; } +#ifdef CONFIG_CMD_BKOPS_ENABLE +static int do_mmc_bkops_enable(cmd_tbl_t *cmdtp, int flag, + int argc, char * const argv[]) +{ + int dev; + struct mmc *mmc; + + if (argc != 2) + return CMD_RET_USAGE; + + dev = simple_strtoul(argv[1], NULL, 10); + + mmc = init_mmc_device(dev, false); + if (!mmc) + return CMD_RET_FAILURE; + + if (IS_SD(mmc)) { + puts("BKOPS_EN only exists on eMMC\n"); + return CMD_RET_FAILURE; + } + + return mmc_set_bkops_enable(mmc); +} +#endif + static cmd_tbl_t cmd_mmc[] = { U_BOOT_CMD_MKENT(info, 1, 0, do_mmcinfo, "", ""), U_BOOT_CMD_MKENT(read, 4, 1, do_mmc_read, "", ""), @@ -749,6 +774,9 @@ static cmd_tbl_t cmd_mmc[] = { U_BOOT_CMD_MKENT(rpmb, CONFIG_SYS_MAXARGS, 1, do_mmcrpmb, "", ""), #endif U_BOOT_CMD_MKENT(setdsr, 2, 0, do_mmc_setdsr, "", ""), +#ifdef CONFIG_CMD_BKOPS_ENABLE + U_BOOT_CMD_MKENT(bkops-enable, 2, 0, do_mmc_bkops_enable, "", ""), +#endif }; static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) @@ -813,6 +841,10 @@ U_BOOT_CMD( "mmc rpmb counter - read the value of the write counter\n" #endif "mmc setdsr <value> - set DSR register value\n" +#ifdef CONFIG_CMD_BKOPS_ENABLE + "mmc bkops-enable <dev> - enable background operations handshake on device\n" + " WARNING: This is a write-once setting.\n" +#endif ); /* Old command kept for compatibility. Same as 'mmc info' */ |