Re: [PATCH v4 3/4] arm64: dts: qcom: qdu1000: Add SDHCI pin configuration to DTSI
From: Konrad Dybcio
Date: Thu Jun 01 2023 - 04:28:17 EST
On 1.06.2023 08:58, Komal Bajaj wrote:
> Add required pins for SDHCI, so that the interface can work reliably.
>
> Signed-off-by: Komal Bajaj <quic_kbajaj@xxxxxxxxxxx>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
Konrad
> arch/arm64/boot/dts/qcom/qdu1000.dtsi | 50 +++++++++++++++++++++++++++
> 1 file changed, 50 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/qdu1000.dtsi b/arch/arm64/boot/dts/qcom/qdu1000.dtsi
> index 6df07334f1d3..9f615f3368c2 100644
> --- a/arch/arm64/boot/dts/qcom/qdu1000.dtsi
> +++ b/arch/arm64/boot/dts/qcom/qdu1000.dtsi
> @@ -1147,6 +1147,56 @@
> pins = "gpio31";
> function = "gpio";
> };
> +
> + sdc_on_state: sdc-on-state {
> + clk-pins {
> + pins = "sdc1_clk";
> + drive-strength = <16>;
> + bias-disable;
> + };
> +
> + cmd-pins {
> + pins = "sdc1_cmd";
> + drive-strength = <10>;
> + bias-pull-up;
> + };
> +
> + data-pins {
> + pins = "sdc1_data";
> + drive-strength = <10>;
> + bias-pull-up;
> + };
> +
> + rclk-pins {
> + pins = "sdc1_rclk";
> + bias-pull-down;
> + };
> + };
> +
> + sdc_off_state: sdc-off-state {
> + clk-pins {
> + pins = "sdc1_clk";
> + drive-strength = <2>;
> + bias-disable;
> + };
> +
> + cmd-pins {
> + pins = "sdc1_cmd";
> + drive-strength = <2>;
> + bias-pull-up;
> + };
> +
> + data-pins {
> + pins = "sdc1_data";
> + drive-strength = <2>;
> + bias-pull-up;
> + };
> +
> + rclk-pins {
> + pins = "sdc1_rclk";
> + bias-pull-down;
> + };
> + };
> };
>
> apps_smmu: iommu@15000000 {
> --
> 2.17.1
>