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

Message ID 20210727112208.2508675-2-hsinyi@chromium.org (mailing list archive)
State New, archived
Headers show
Series [v3,1/2] arm64: dts: mt8183: kukui: Use aliases to mmc nodes | expand

Commit Message

Hsin-Yi Wang July 27, 2021, 11:22 a.m. UTC
fa2d0aa96941 ("mmc: core: Allow setting slot index via device tree alias")
allows the use of aliases to number SD/MMC slots. 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@chromium.org>
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
---
v2->v3: add more commit message.
---
 arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

Comments

Chen-Yu Tsai July 28, 2021, 3:51 a.m. UTC | #1
Hi,

The subject for this patch wasn't tagged with v3. This might cause some
issues with scripted tooling.

On Tue, Jul 27, 2021 at 7:22 PM Hsin-Yi Wang <hsinyi@chromium.org> wrote:
>
> fa2d0aa96941 ("mmc: core: Allow setting slot index via device tree alias")
> allows the use of aliases to number SD/MMC slots. This patch use aliases
> to mmc nodes so the partition name for eMMC and SD card will be consistent
> across boots.

Device trees are supposed to be a description of the hardware and
therefore should be implementation agnostic. The commit logs should be
the same, unless the implementation details influenced the changes made.

The MMC binding change already specified that aliases provide a way to
assign fixed mmcN indices, so the log should reference the binding
change commit instead.

ChenYu

> Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
> Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
> ---
> v2->v3: add more commit message.
> ---
>  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@40000000 {
>                 device_type = "memory";
>                 reg = <0 0x40000000 0 0x80000000>;
> --
> 2.32.0.432.gabb21c7263-goog
>
>
> _______________________________________________
> Linux-mediatek mailing list
> Linux-mediatek@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-mediatek
diff mbox series

Patch

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@40000000 {
 		device_type = "memory";
 		reg = <0 0x40000000 0 0x80000000>;