Re: [PATCH 3/4] arm64: dts: qcom: sm8450-hdk: add SDHCI for microSD

[Konrad Dybcio]

On 26/10/2022 22:03, Krzysztof Kozlowski wrote:
> The HDK8450 has microSD card slot.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxx>


Konrad

>   arch/arm64/boot/dts/qcom/sm8450-hdk.dts | 19 +++++++++++++++++++
>   1 file changed, 19 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
> index 3ccbdd2ed734..f4a5f1a8e573 100644
> --- a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
> +++ b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
> @@ -426,6 +426,18 @@ &remoteproc_slpi {
>   	firmware-name = "qcom/sm8450/slpi.mbn";
>   };
>   
> +&sdhc_2 {
> +	cd-gpios = <&tlmm 92 GPIO_ACTIVE_HIGH>;
> +	pinctrl-names = "default", "sleep";
> +	pinctrl-0 = <&sdc2_default_state &sdc2_card_det_n>;
> +	pinctrl-1 = <&sdc2_sleep_state &sdc2_card_det_n>;
> +	vmmc-supply = <&vreg_l9c_2p96>;
> +	vqmmc-supply = <&vreg_l6c_1p8>;
> +	no-sdio;
> +	no-mmc;
> +	status = "okay";
> +};
> +
>   &tlmm {
>   	gpio-reserved-ranges = <28 4>, <36 4>;
>   
> @@ -461,6 +473,13 @@ pinconf {
>   			bias-pull-down;
>   		};
>   	};
> +
> +	sdc2_card_det_n: sd-card-det-n-state {
> +		pins = "gpio92";
> +		function = "gpio";
> +		drive-strength = <2>;
> +		bias-pull-up;
> +	};
>   };
>   
>   &uart7 {