Re: [PATCH v2 2/2] ARM: dts: exynos: add mmc aliases

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On 28/01/2023 14:31, Henrik Grimler wrote:
> Add aliases for eMMC, SD card and WiFi where applicable, so that
> assigned mmcblk numbers are always the same.
> 
> Co-developed-by: Anton Bambura <jenneron@xxxxxxxxxxxxxx>
> Signed-off-by: Anton Bambura <jenneron@xxxxxxxxxxxxxx>
> [ Tested on exynos5800-peach-pi ]
> Tested-by: Valentine Iourine <iourine@xxxxxxxxxxxxxx>
> Signed-off-by: Henrik Grimler <henrik@xxxxxxxxxx>
> ---
>  arch/arm/boot/dts/exynos3250-artik5-eval.dts        | 5 +++++
>  arch/arm/boot/dts/exynos3250-artik5.dtsi            | 5 +++++
>  arch/arm/boot/dts/exynos3250-monk.dts               | 1 +
>  arch/arm/boot/dts/exynos3250-rinato.dts             | 2 ++
>  arch/arm/boot/dts/exynos4210-i9100.dts              | 6 ++++++
>  arch/arm/boot/dts/exynos4210-origen.dts             | 5 +++++
>  arch/arm/boot/dts/exynos4210-smdkv310.dts           | 4 ++++
>  arch/arm/boot/dts/exynos4210-trats.dts              | 6 ++++++
>  arch/arm/boot/dts/exynos4210-universal_c210.dts     | 6 ++++++
>  arch/arm/boot/dts/exynos4412-itop-elite.dts         | 5 +++++
>  arch/arm/boot/dts/exynos4412-midas.dtsi             | 3 +++
>  arch/arm/boot/dts/exynos4412-odroid-common.dtsi     | 5 +++++
>  arch/arm/boot/dts/exynos4412-origen.dts             | 5 +++++
>  arch/arm/boot/dts/exynos4412-p4note.dtsi            | 6 ++++++
>  arch/arm/boot/dts/exynos4412-smdk4412.dts           | 4 ++++
>  arch/arm/boot/dts/exynos4412-tiny4412.dts           | 4 ++++
>  arch/arm/boot/dts/exynos5250-arndale.dts            | 5 +++++
>  arch/arm/boot/dts/exynos5250-smdk5250.dts           | 2 ++
>  arch/arm/boot/dts/exynos5250-snow-common.dtsi       | 3 +++
>  arch/arm/boot/dts/exynos5250-spring.dts             | 5 +++++
>  arch/arm/boot/dts/exynos5260-xyref5260.dts          | 5 +++++
>  arch/arm/boot/dts/exynos5410-odroidxu.dts           | 2 ++
>  arch/arm/boot/dts/exynos5410-smdk5410.dts           | 5 +++++
>  arch/arm/boot/dts/exynos5420-arndale-octa.dts       | 5 +++++
>  arch/arm/boot/dts/exynos5420-galaxy-tab-common.dtsi | 5 +++++
>  arch/arm/boot/dts/exynos5420-peach-pit.dts          | 3 +++
>  arch/arm/boot/dts/exynos5420-smdk5420.dts           | 5 +++++
>  arch/arm/boot/dts/exynos5422-odroid-core.dtsi       | 5 +++++
>  arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi  | 4 ++++
>  arch/arm/boot/dts/exynos5422-samsung-k3g.dts        | 4 ++++
>  arch/arm/boot/dts/exynos5800-peach-pi.dts           | 3 +++
>  31 files changed, 133 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/exynos3250-artik5-eval.dts b/arch/arm/boot/dts/exynos3250-artik5-eval.dts
> index a1e22f630638..83266a66124b 100644
> --- a/arch/arm/boot/dts/exynos3250-artik5-eval.dts
> +++ b/arch/arm/boot/dts/exynos3250-artik5-eval.dts
> @@ -16,6 +16,11 @@ / {
>  	model = "Samsung ARTIK5 evaluation board";
>  	compatible = "samsung,artik5-eval", "samsung,artik5",
>  			"samsung,exynos3250", "samsung,exynos3";
> +
> +	aliases {
> +		mmc2 = &mshc_2;
> +	};
> +
>  };
>  
>  &mshc_2 {
> diff --git a/arch/arm/boot/dts/exynos3250-artik5.dtsi b/arch/arm/boot/dts/exynos3250-artik5.dtsi
> index 0ac3f284fbb8..a6e2f46917a8 100644
> --- a/arch/arm/boot/dts/exynos3250-artik5.dtsi
> +++ b/arch/arm/boot/dts/exynos3250-artik5.dtsi
> @@ -17,6 +17,11 @@
>  / {
>  	compatible = "samsung,artik5", "samsung,exynos3250", "samsung,exynos3";
>  
> +	aliases {
> +		mmc0 = &mshc_0;
> +		mmc1 = &mshc_1;
> +	};
> +
>  	chosen {
>  		stdout-path = &serial_2;
>  	};
> diff --git a/arch/arm/boot/dts/exynos3250-monk.dts b/arch/arm/boot/dts/exynos3250-monk.dts
> index 80d90fe7fad1..a68e5f81404c 100644
> --- a/arch/arm/boot/dts/exynos3250-monk.dts
> +++ b/arch/arm/boot/dts/exynos3250-monk.dts
> @@ -22,6 +22,7 @@ / {
>  
>  	aliases {
>  		i2c7 = &i2c_max77836;
> +		mmc0 = &mshc_0;
>  	};
>  
>  	memory@40000000 {
> diff --git a/arch/arm/boot/dts/exynos3250-rinato.dts b/arch/arm/boot/dts/exynos3250-rinato.dts
> index 1f9cba0607e1..f0fb6890e4a8 100644
> --- a/arch/arm/boot/dts/exynos3250-rinato.dts
> +++ b/arch/arm/boot/dts/exynos3250-rinato.dts
> @@ -23,6 +23,8 @@ / {
>  
>  	aliases {
>  		i2c7 = &i2c_max77836;
> +		mmc0 = &mshc_0;
> +		mmc1 = &mshc_1;
>  	};
>  
>  	chosen {
> diff --git a/arch/arm/boot/dts/exynos4210-i9100.dts b/arch/arm/boot/dts/exynos4210-i9100.dts
> index bba85011ecc9..7051e2c4b391 100644
> --- a/arch/arm/boot/dts/exynos4210-i9100.dts
> +++ b/arch/arm/boot/dts/exynos4210-i9100.dts
> @@ -25,6 +25,12 @@ memory@40000000 {
>  		reg = <0x40000000 0x40000000>;
>  	};
>  
> +	aliases {
> +		mmc0 = &sdhci_0;
> +		mmc2 = &sdhci_2;
> +		mmc3 = &sdhci_3;

1. Is this actually correct? Since mmc1 was disabled, sdhci_2 had mmc1
index but now will have mmc2.

2. I tested Odroid U3 and the ID changed. emmc went from 1 to 0. Any
idea why? Both patches should be transparent.

3. Patchset does not look bisectable, so both patches should be squashed.

4. Your patch has several whitespace issues:
patch:264: trailing whitespace.

patch:279: trailing whitespace.

patch:461: trailing whitespace.



Best regards,
Krzysztof




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