[U-Boot] [PATCH 16/20] imx8m: fix sd to mmc1 and emmc to mmc2 for i.MX8MM

[Peng Fan]

Since the SD is usdhc2 and eMMC is usdhc3, this cause mapping problem
for spl_boot_device. So far hard coded them to correct MMC index, so
that SD and eMMC boot can work.

Signed-off-by: Peng Fan <peng.fan at nxp.com>
---
 arch/arm/mach-imx/spl.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm/mach-imx/spl.c b/arch/arm/mach-imx/spl.c
index ebd8ff9290..0048832be8 100644
--- a/arch/arm/mach-imx/spl.c
+++ b/arch/arm/mach-imx/spl.c
@@ -147,9 +147,18 @@ u32 spl_boot_device(void)
 	case SD1_BOOT:
 	case MMC1_BOOT:
 		return BOOT_DEVICE_MMC1;
+#if defined(CONFIG_IMX8MM)
+	case SD2_BOOT:
+	case MMC2_BOOT:
+		return BOOT_DEVICE_MMC1;
+	case SD3_BOOT:
+	case MMC3_BOOT:
+		return BOOT_DEVICE_MMC2;
+#else
 	case SD2_BOOT:
 	case MMC2_BOOT:
 		return BOOT_DEVICE_MMC2;
+#endif
 #endif
 	case NAND_BOOT:
 		return BOOT_DEVICE_NAND;
-- 
2.14.1