Re: [PATCH v2 1/3] arm64: dts: qcom: sc7280: Add pinmux for I2S speaker and Headset

[Srinivasa Rao Mandadapu <quic_srivasam@xxxxxxxxxxx>]

On 2/9/2022 2:38 AM, Stephen Boyd wrote:
Thanks for your time Stephen!!!
> Quoting Srinivasa Rao Mandadapu (2022-02-08 07:34:12)
> > Add AMP enable node and pinmux 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 | 40 ++++++++++++++++++++++++++++++++
> >   arch/arm64/boot/dts/qcom/sc7280.dtsi     | 40 ++++++++++++++++++++++++++++++++
> >   2 files changed, 80 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> > index d623d71..c7d6c46 100644
> > --- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> > @@ -436,6 +436,39 @@
> >                  qcom,drive-strength = <3>;
> >          };
> >   };
> Newline here
Okay. will remove it.
> > +&pri_mi2s_data0 {
> > +       drive-strength = <6>;
> > +};
> > +
> > +&pri_mi2s_data1 {
> > +       drive-strength = <6>;
> > +};
> > +
> > +&pri_mi2s_mclk {
> > +       drive-strength = <6>;
> > +};
> > +
> > +&pri_mi2s_sclk {
> > +       drive-strength = <6>;
> > +};
> > +
> > +&pri_mi2s_ws {
> > +       drive-strength = <6>;
> > +};
> > +
> > +&sec_mi2s_data0 {
> > +       drive-strength = <6>;
> > +       bias-disable;
> > +};
> > +
> > +&sec_mi2s_sclk {
> > +       drive-strength = <6>;
> > +       bias-disable;
> > +};
> > +
> > +&sec_mi2s_ws {
> > +       drive-strength = <6>;
> > +};
> Please sort these nodes alphabetically on node name.
Okay.
> >   &qspi_cs0 {
> >          bias-disable;
> > @@ -491,6 +524,13 @@
> >   };
> >
> >   &tlmm {
> > +       amp_en: amp-en {
> > +               pins = "gpio63";
> > +               function = "gpio";
> > +               bias-disable;
> Is there an external pull?
I think no external pull. In trogdor mentioned bias-pull-down but you 
suggested to remove it.
> > +               drive-strength = <2>;
> > +       };
> > +
> >          nvme_pwren: nvme-pwren {
> >                  function = "gpio";
> >          };
> > diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> > index 937c2e0..76e73e9 100644
> > --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> > @@ -3461,6 +3461,46 @@
> >                                  };
> >                          };
> >
> > +                       pri_mi2s_data0: pri-mi2s-data0 {
> > +                               pins = "gpio98";
> > +                               function = "mi2s0_data0";
> > +                       };
> > +
> > +                       pri_mi2s_data1: pri-mi2s-data1 {
> > +                               pins = "gpio99";
> > +                               function = "mi2s0_data1";
> > +                       };
> > +
> > +                       pri_mi2s_mclk: pri-mi2s-mclk {
> > +                               pins = "gpio96";
> > +                               function = "pri_mi2s";
> > +                       };
> > +
> > +                       pri_mi2s_sclk: pri-mi2s-sclk {
> > +                               pins = "gpio97";
> > +                               function = "mi2s0_sck";
> > +                       };
> > +
> > +                       pri_mi2s_ws: pri-mi2s-ws {
> > +                               pins = "gpio100";
> > +                               function = "mi2s0_ws";
> > +                       };
> > +
> > +                       sec_mi2s_data0: sec-mi2s-data0 {
> > +                               pins = "gpio107";
> > +                               function = "mi2s1_data0";
> > +                       };
> > +
> > +                       sec_mi2s_sclk: sec-mi2s-sclk {
> > +                               pins = "gpio106";
> > +                               function = "mi2s1_sck";
> > +                       };
> > +
> > +                       sec_mi2s_ws: sec-mi2s-ws {
> > +                               pins = "gpio108";
> > +                               function = "mi2s1_ws";
> > +                       };
> Please sort these nodes alphabetically on node name.
Okay.