[PATCH] ARM: dts: exynos: Assign a fixed index to mmc devices on ODROID XU3/4 boards

Markus Reichl m.reichl at fivetechno.de
Wed Nov 4 05:08:53 EST 2020


Recently introduced async probe on mmc devices can shuffle block IDs.
Pin them to fixed values to ease booting in evironments where UUIDs
are not practical. Use newly introduced aliases for mmcblk devices from [1].

[1]
https://patchwork.kernel.org/patch/11747669/

Signed-off-by: Markus Reichl <m.reichl at fivetechno.de>
---
 arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
index e35af40a55cb..91d2840ac8ca 100644
--- a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
+++ b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
@@ -13,6 +13,11 @@
 #include "exynos5422-odroid-core.dtsi"
 
 / {
+	aliases {
+		mmc0 = &mmc_2;
+		mmc1 = &mmc_0;
+	};
+
 	gpio-keys {
 		compatible = "gpio-keys";
 		pinctrl-names = "default";
-- 
2.20.1




More information about the linux-arm-kernel mailing list