Re: [PATCH 4/6] arm64: dts: qcom: msm8976: Declare and use SDC1 pins

From: Konrad Dybcio
Date: Thu Dec 15 2022 - 08:19:54 EST




On 15.12.2022 00:20, Marijn Suijten wrote:
> Add the pinctrl states for SDC1 and use them on sdhc_1.
>
> Signed-off-by: Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/msm8976.dtsi | 55 +++++++++++++++++++++++++++
> 1 file changed, 55 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/msm8976.dtsi b/arch/arm64/boot/dts/qcom/msm8976.dtsi
> index 05dcb30b0779..7d4c7548882c 100644
> --- a/arch/arm64/boot/dts/qcom/msm8976.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8976.dtsi
> @@ -508,6 +508,56 @@ tlmm: pinctrl@1000000 {
> interrupt-controller;
> #interrupt-cells = <2>;
>
> + sdc1_off_state: sdc1-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;
> + };
> + };
> +
> + sdc1_on_state: sdc1-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;
> + };
> + };
> +
> spi1_default: spi0-default-state {
> spi-pins {
> pins = "gpio0", "gpio1", "gpio3";
> @@ -680,6 +730,11 @@ sdhc_1: mmc@7824000 {
> <&gcc GCC_SDCC1_APPS_CLK>,
> <&rpmcc RPM_SMD_XO_CLK_SRC>;
> clock-names = "iface", "core", "xo";
> +
> + pinctrl-0 = <&sdc1_on_state>;
> + pinctrl-1 = <&sdc1_off_state>;
> + pinctrl-names = "default", "sleep";
pinctrl-names usually goes before pinctrl-N

Konrad
> +
> status = "disabled";
> };
>