Re: [PATCH 4/5] arm64: dts: qcom: sm6125-seine: Configure SD Card slot on SDHCI 2

From: Konrad Dybcio
Date: Fri Dec 23 2022 - 07:01:54 EST




On 22.12.2022 21:36, Marijn Suijten wrote:
> Sony's seine board features an SD Card slot on SDHCI 2, that is to be
> powered by l5 and l22. The card detect pin is already biased via
> updates on the generic sdc2_*_state pinctrl nodes.
>
> As usual regulator voltages are decreased to the maximum voted by the
> downstream driver for safety. SDHCI 2 is the only hardware block
> feeding off of these.
>
> Signed-off-by: Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>

Konrad
> .../dts/qcom/sm6125-sony-xperia-seine-pdx201.dts | 15 +++++++++++++--
> 1 file changed, 13 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm6125-sony-xperia-seine-pdx201.dts b/arch/arm64/boot/dts/qcom/sm6125-sony-xperia-seine-pdx201.dts
> index eaddbe522695..4c9b8ad77dd9 100644
> --- a/arch/arm64/boot/dts/qcom/sm6125-sony-xperia-seine-pdx201.dts
> +++ b/arch/arm64/boot/dts/qcom/sm6125-sony-xperia-seine-pdx201.dts
> @@ -318,7 +318,8 @@ pm6125_l4: l4 {
>
> pm6125_l5: l5 {
> regulator-min-microvolt = <1648000>;
> - regulator-max-microvolt = <3104000>;
> + regulator-max-microvolt = <2950000>;
> + regulator-allow-set-load;
> };
>
> pm6125_l6: l6 {
> @@ -404,7 +405,8 @@ pm6125_l21: l21 {
>
> pm6125_l22: l22 {
> regulator-min-microvolt = <2944000>;
> - regulator-max-microvolt = <3304000>;
> + regulator-max-microvolt = <2950000>;
> + regulator-allow-set-load;
> };
>
> pm6125_l23: l23 {
> @@ -444,6 +446,15 @@ &sdhc_1 {
> status = "okay";
> };
>
> +&sdhc_2 {
> + cd-gpios = <&tlmm 98 GPIO_ACTIVE_HIGH>;
> + vmmc-supply = <&pm6125_l22>;
> + vqmmc-supply = <&pm6125_l5>;
> + no-sdio;
> + no-mmc;
> + status = "okay";
> +};
> +
> &tlmm {
> gpio-reserved-ranges = <22 2>, <28 6>;
>