[PATCH] ARM: dts: exynos: Assign a fixed index to mmc devices on exynos4412 based ODROID boards

Markus Reichl m.reichl at fivetechno.de
Wed Nov 4 05:25:56 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 ar 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/exynos4412-odroid-common.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
index a5c1ce1e396c..aa10d5bc7e1c 100644
--- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
+++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
@@ -13,6 +13,11 @@
 #include "exynos-mfc-reserved-memory.dtsi"
 
 / {
+	aliases {
+		mmc0 = &sdhci_2;
+		mmc1 = &mshc_0;
+	};
+
 	chosen {
 		stdout-path = &serial_1;
 	};
-- 
2.20.1




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