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* [PATCH] arm64: dts: mt8173: elm: Use aliases to mmc nodes
@ 2021-07-26 10:14 Hsin-Yi Wang
  2021-07-26 10:21 ` Chen-Yu Tsai
  0 siblings, 1 reply; 2+ messages in thread
From: Hsin-Yi Wang @ 2021-07-26 10:14 UTC (permalink / raw)
  To: Matthias Brugger
  Cc: Rob Herring, Enric Balletbo Serra, eizan, devicetree,
	linux-arm-kernel, linux-mediatek, linux-kernel

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>
---
 arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
index 21452c51a20a8..be21740d682d0 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
@@ -10,6 +10,13 @@
 #include "mt8173.dtsi"
 
 / {
+	aliases {
+		mmc0 = &mmc0;
+		mmc1 = &mmc1;
+		mmc2 = &mmc2;
+		mmc3 = &mmc3;
+	};
+
 	memory@40000000 {
 		device_type = "memory";
 		reg = <0 0x40000000 0 0x80000000>;
-- 
2.32.0.432.gabb21c7263-goog


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] arm64: dts: mt8173: elm: Use aliases to mmc nodes
  2021-07-26 10:14 [PATCH] arm64: dts: mt8173: elm: Use aliases to mmc nodes Hsin-Yi Wang
@ 2021-07-26 10:21 ` Chen-Yu Tsai
  0 siblings, 0 replies; 2+ messages in thread
From: Chen-Yu Tsai @ 2021-07-26 10:21 UTC (permalink / raw)
  To: Hsin-Yi Wang
  Cc: Matthias Brugger, Rob Herring, Enric Balletbo Serra,
	Eizan Miyamoto, Devicetree List,
	moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE,
	moderated list:ARM/Mediatek SoC support, LKML

On Mon, Jul 26, 2021 at 6:15 PM Hsin-Yi Wang <hsinyi@chromium.org> wrote:
>
> 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>
> ---
>  arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi | 7 +++++++
>  1 file changed, 7 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
> index 21452c51a20a8..be21740d682d0 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
> @@ -10,6 +10,13 @@
>  #include "mt8173.dtsi"
>
>  / {
> +       aliases {
> +               mmc0 = &mmc0;
> +               mmc1 = &mmc1;
> +               mmc2 = &mmc2;

mmc2 is not used or enabled anywhere. Just skip it.
You can have

        mmc2 = &mmc3;

so that the numbers are consecutive.


ChenYu

> +               mmc3 = &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

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2021-07-26 10:14 [PATCH] arm64: dts: mt8173: elm: Use aliases to mmc nodes Hsin-Yi Wang
2021-07-26 10:21 ` Chen-Yu Tsai

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