[PATCH v4 2/2] arm64: dts: mt8173: elm: Use aliases to mmc nodes

Hsin-Yi Wang hsinyi at chromium.org
Tue Jul 27 21:07:10 PDT 2021


With commit 1796164fac7e ("dt-bindings: mmc: document alias support"),
a way to specify fixed index numbers was provided. This patch use aliases
to mmc nodes so the partition name for eMMC and SD card will be consistent
across boots.

Signed-off-by: Hsin-Yi Wang <hsinyi at chromium.org>
Reviewed-by: Chen-Yu Tsai <wenst at chromium.org>
---
v3->v4: change commit message based on review in v3.
---
 arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
index 21452c51a20a8..d5a2cad39c9c7 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
@@ -10,6 +10,12 @@
 #include "mt8173.dtsi"
 
 / {
+	aliases {
+		mmc0 = &mmc0;
+		mmc1 = &mmc1;
+		mmc2 = &mmc3;
+	};
+
 	memory at 40000000 {
 		device_type = "memory";
 		reg = <0 0x40000000 0 0x80000000>;
-- 
2.32.0.432.gabb21c7263-goog




More information about the linux-arm-kernel mailing list