diff --git a/board/sunxi/board.c b/board/sunxi/board.c
index 5ed1b8bae18..7edc4681856 100644
--- a/board/sunxi/board.c
+++ b/board/sunxi/board.c
@@ -768,7 +768,7 @@ int misc_init_r(void)
 	} else if (boot == BOOT_DEVICE_MMC1) {
 		env_set("mmc_bootdev", "0");
 	} else if (boot == BOOT_DEVICE_MMC2) {
-		env_set("mmc_bootdev", "1");
+		env_set("mmc_bootdev", "2");
 	}
 
 	setup_environment(gd->fdt_blob);
diff --git a/include/configs/sunxi-common.h b/include/configs/sunxi-common.h
index 21371f4919f..abf10f6dcf9 100644
--- a/include/configs/sunxi-common.h
+++ b/include/configs/sunxi-common.h
@@ -373,8 +373,10 @@ extern int soft_i2c_gpio_scl;
 #define BOOTENV_DEV_MMC_AUTO(devtypeu, devtypel, instance)		\
 	BOOTENV_DEV_MMC(MMC, mmc, 0)					\
 	BOOTENV_DEV_MMC(MMC, mmc, 1)					\
+	BOOTENV_DEV_MMC(MMC, mmc, 2)					\
 	"bootcmd_mmc_auto="						\
-		"if test ${mmc_bootdev} -eq 1; then "			\
+		"if test ${mmc_bootdev} -eq 2; then "			\
+			"run bootcmd_mmc2; "				\
 			"run bootcmd_mmc1; "				\
 			"run bootcmd_mmc0; "				\
 		"elif test ${mmc_bootdev} -eq 0; then "			\