[PATCH V2 05/14] ARM: dts: stm32: Repair SDMMC2 operation

Patrice CHOTARD patrice.chotard at st.com
Tue Mar 31 10:28:40 CEST 2020


Hi Marek

On 3/31/20 2:48 AM, Marek Vasut wrote:
> The eMMC uses different pinmux for the top four data lines, use such
> a pinmux, otherwise it takes a very long time until the test for 8bit
> operation times out. And this is the correct pinmux per schematic too.
>
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Patrick Delaunay <patrick.delaunay at st.com>
> Cc: Patrice Chotard <patrice.chotard at st.com>


Reviewed-by: Patrice Chotard <patrice.chotard at st.com>

Thanks

> ---
> V2: Update also the -u-boot.dtsi to match this change
> ---
>  arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi | 2 +-
>  arch/arm/dts/stm32mp157a-avenger96.dts         | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi b/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi
> index 47bfbb8d77..2c7dc509a3 100644
> --- a/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi
> +++ b/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi
> @@ -174,7 +174,7 @@
>  	};
>  };
>  
> -&sdmmc2_d47_pins_a {
> +&sdmmc2_d47_pins_b {
>  	u-boot,dm-spl;
>  	pins {
>  		u-boot,dm-spl;
> diff --git a/arch/arm/dts/stm32mp157a-avenger96.dts b/arch/arm/dts/stm32mp157a-avenger96.dts
> index 1e9b45b69d..3fca1ed56d 100644
> --- a/arch/arm/dts/stm32mp157a-avenger96.dts
> +++ b/arch/arm/dts/stm32mp157a-avenger96.dts
> @@ -327,7 +327,7 @@
>  
>  &sdmmc2 {
>  	pinctrl-names = "default";
> -	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
> +	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_b>;
>  	non-removable;
>  	no-sd;
>  	no-sdio;


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