Re: [PATCH v7 1/2] arm64: dts: qcom: sc7280: Add pinmux for I2S speaker and Headset

From: Matthias Kaehlcke
Date: Mon Apr 11 2022 - 15:06:53 EST


On Mon, Apr 11, 2022 at 07:23:03PM +0530, Srinivasa Rao Mandadapu wrote:
> Add pinmux nodes for primary and secondary I2S for SC7280 based platforms.
>
> Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@xxxxxxxxxxx>
> Co-developed-by: Venkata Prasad Potturu <quic_potturu@xxxxxxxxxxx>
> Signed-off-by: Venkata Prasad Potturu <quic_potturu@xxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/qcom/sc7280-idp.dtsi | 14 +++++++++++
> arch/arm64/boot/dts/qcom/sc7280.dtsi | 41 ++++++++++++++++++++++++++++++++
> 2 files changed, 55 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> index ecbf2b8..4ba2274 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> @@ -462,6 +462,20 @@
> drive-strength = <10>;
> };
>
> +&mi2s1_data0 {
> + drive-strength = <6>;
> + bias-disable;
> +};
> +
> +&mi2s1_sclk {
> + drive-strength = <6>;
> + bias-disable;
> +};
> +
> +&mi2s1_ws {
> + drive-strength = <6>;
> +};
> +

With the new names the nodes should be inserted between 'dp_hot_plug_det' and
'pm7325_gpios'.

> &tlmm {
> bt_en: bt-en {
> pins = "gpio85";
> diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> index f0b64be..8099c80 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> @@ -3527,6 +3527,31 @@
> function = "pcie1_clkreqn";
> };
>
> + mi2s0_data0: mi2s0-data0 {

Similar as above, the new nodes should be inserted between
'edp_hot_plug_det' and 'pcie1_clkreq_n'.

> + pins = "gpio98";
> + function = "mi2s0_data0";
> + };
> +
> + mi2s0_data1: mi2s0-data1 {
> + pins = "gpio99";
> + function = "mi2s0_data1";
> + };
> +
> + mi2s0_mclk: mi2s0-mclk {
> + pins = "gpio96";
> + function = "pri_mi2s";
> + };
> +
> + mi2s0_sclk: mi2s0-sclk {
> + pins = "gpio97";
> + function = "mi2s0_sck";
> + };
> +
> + mi2s0_ws: mi2s0-ws {
> + pins = "gpio100";
> + function = "mi2s0_ws";
> + };
> +
> qspi_clk: qspi-clk {
> pins = "gpio14";
> function = "qspi_clk";
> @@ -4261,6 +4286,22 @@
> drive-strength = <2>;
> bias-bus-hold;
> };
> +
> + mi2s1_data0: mi2s1-data0 {

see above

> + pins = "gpio107";
> + function = "mi2s1_data0";
> + };
> +
> + mi2s1_sclk: mi2s1-sclk {
> + pins = "gpio106";
> + function = "mi2s1_sck";
> + };
> +
> + mi2s1_ws: mi2s1-ws {
> + pins = "gpio108";
> + function = "mi2s1_ws";
> + };