Re: [PATCH] arm64: dts: sc7180: Factor out ti-sn65dsi86 support

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Hi Bjorn,

On Mon, Sep 27, 2021 at 3:07 PM Bjorn Andersson
<bjorn.andersson@xxxxxxxxxx> wrote:
>
> On Fri 24 Sep 18:54 CDT 2021, Philip Chen wrote:
>
> > Factor out ti-sn65dsi86 edp bridge as a separate dts fragment.
> > This helps us introduce the second source edp bridge later.
> >
>
> I'd prefer to see the second patch in this series to conclude that this
> is the right approach.

Sure, I posted v2 with the second patch enabling the second source edp bridge.
PTAL.

>
> Regards,
> Bjorn
>
> > Signed-off-by: Philip Chen <philipchen@xxxxxxxxxxxx>
> > ---
> >
> >  .../boot/dts/qcom/sc7180-trogdor-coachz.dtsi  |  1 +
> >  .../boot/dts/qcom/sc7180-trogdor-lazor.dtsi   |  1 +
> >  .../boot/dts/qcom/sc7180-trogdor-pompom.dtsi  |  1 +
> >  .../arm64/boot/dts/qcom/sc7180-trogdor-r1.dts |  1 +
> >  .../dts/qcom/sc7180-trogdor-ti-sn65dsi86.dtsi | 87 +++++++++++++++++++
> >  arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi  | 81 -----------------
> >  6 files changed, 91 insertions(+), 81 deletions(-)
> >  create mode 100644 arch/arm64/boot/dts/qcom/sc7180-trogdor-ti-sn65dsi86.dtsi
> >
> > diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor-coachz.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor-coachz.dtsi
> > index a758e4d22612..1d13fba3bd2f 100644
> > --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor-coachz.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor-coachz.dtsi
> > @@ -11,6 +11,7 @@
> >  ap_h1_spi: &spi0 {};
> >
> >  #include "sc7180-trogdor.dtsi"
> > +#include "sc7180-trogdor-ti-sn65dsi86.dtsi"
> >
> >  /* Deleted nodes from trogdor.dtsi */
> >
> > diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor.dtsi
> > index 00535aaa43c9..27b26a782af9 100644
> > --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor.dtsi
> > @@ -11,6 +11,7 @@
> >  ap_h1_spi: &spi0 {};
> >
> >  #include "sc7180-trogdor.dtsi"
> > +#include "sc7180-trogdor-ti-sn65dsi86.dtsi"
> >
> >  &ap_sar_sensor {
> >       semtech,cs0-ground;
> > diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor-pompom.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor-pompom.dtsi
> > index a246dbd74cc1..e7c7cad14989 100644
> > --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor-pompom.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor-pompom.dtsi
> > @@ -11,6 +11,7 @@
> >  ap_h1_spi: &spi0 {};
> >
> >  #include "sc7180-trogdor.dtsi"
> > +#include "sc7180-trogdor-ti-sn65dsi86.dtsi"
> >
> >  / {
> >       thermal-zones {
> > diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor-r1.dts b/arch/arm64/boot/dts/qcom/sc7180-trogdor-r1.dts
> > index 2b522f9e0d8f..457c25499863 100644
> > --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor-r1.dts
> > +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor-r1.dts
> > @@ -13,6 +13,7 @@
> >  ap_h1_spi: &spi0 {};
> >
> >  #include "sc7180-trogdor.dtsi"
> > +#include "sc7180-trogdor-ti-sn65dsi86.dtsi"
> >
> >  / {
> >       model = "Google Trogdor (rev1+)";
> > diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor-ti-sn65dsi86.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor-ti-sn65dsi86.dtsi
> > new file mode 100644
> > index 000000000000..7b1034a5a8e9
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor-ti-sn65dsi86.dtsi
> > @@ -0,0 +1,87 @@
> > +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> > +/*
> > + * Google Trogdor dts fragment for the boards with TI sn65dsi86 edp bridge
> > + *
> > + * Copyright 2021 Google LLC.
> > + */
> > +
> > +&dsi0_out {
> > +     remote-endpoint = <&sn65dsi86_in>;
> > +     data-lanes = <0 1 2 3>;
> > +};
> > +
> > +&edp_brij_i2c {
> > +     sn65dsi86_bridge: bridge@2d {
> > +             compatible = "ti,sn65dsi86";
> > +             reg = <0x2d>;
> > +             pinctrl-names = "default";
> > +             pinctrl-0 = <&edp_brij_en>, <&edp_brij_irq>;
> > +             gpio-controller;
> > +             #gpio-cells = <2>;
> > +
> > +             interrupt-parent = <&tlmm>;
> > +             interrupts = <11 IRQ_TYPE_LEVEL_HIGH>;
> > +
> > +             enable-gpios = <&tlmm 104 GPIO_ACTIVE_HIGH>;
> > +
> > +             vpll-supply = <&pp1800_edp_vpll>;
> > +             vccio-supply = <&pp1800_brij_vccio>;
> > +             vcca-supply = <&pp1200_brij>;
> > +             vcc-supply = <&pp1200_brij>;
> > +
> > +             clocks = <&rpmhcc RPMH_LN_BB_CLK3>;
> > +             clock-names = "refclk";
> > +
> > +             no-hpd;
> > +
> > +             ports {
> > +                     #address-cells = <1>;
> > +                     #size-cells = <0>;
> > +
> > +                     port@0 {
> > +                             reg = <0>;
> > +                             sn65dsi86_in: endpoint {
> > +                                     remote-endpoint = <&dsi0_out>;
> > +                             };
> > +                     };
> > +
> > +                     port@1 {
> > +                             reg = <1>;
> > +                             sn65dsi86_out: endpoint {
> > +                                     data-lanes = <0 1>;
> > +                                     remote-endpoint = <&panel_in_edp>;
> > +                             };
> > +                     };
> > +             };
> > +
> > +             aux-bus {
> > +                     panel: panel {
> > +                             /* Compatible will be filled in per-board */
> > +                             power-supply = <&pp3300_dx_edp>;
> > +                             backlight = <&backlight>;
> > +                             hpd-gpios = <&sn65dsi86_bridge 2 GPIO_ACTIVE_HIGH>;
> > +
> > +                             port {
> > +                                     panel_in_edp: endpoint {
> > +                                             remote-endpoint = <&sn65dsi86_out>;
> > +                                     };
> > +                             };
> > +                     };
> > +             };
> > +     };
> > +};
> > +
> > +&tlmm {
> > +     edp_brij_irq: edp-brij-irq {
> > +             pinmux {
> > +                     pins = "gpio11";
> > +                     function = "gpio";
> > +             };
> > +
> > +             pinconf {
> > +                     pins = "gpio11";
> > +                     drive-strength = <2>;
> > +                     bias-pull-down;
> > +             };
> > +     };
> > +};
> > diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
> > index 0f2b3c00e434..5ad3f15652d5 100644
> > --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
> > @@ -602,15 +602,6 @@ &camcc {
> >  &dsi0 {
> >       status = "okay";
> >       vdda-supply = <&vdda_mipi_dsi0_1p2>;
> > -
> > -     ports {
> > -             port@1 {
> > -                     endpoint {
> > -                             remote-endpoint = <&sn65dsi86_in>;
> > -                             data-lanes = <0 1 2 3>;
> > -                     };
> > -             };
> > -     };
> >  };
> >
> >  &dsi_phy {
> > @@ -621,65 +612,6 @@ &dsi_phy {
> >  edp_brij_i2c: &i2c2 {
> >       status = "okay";
> >       clock-frequency = <400000>;
> > -
> > -     sn65dsi86_bridge: bridge@2d {
> > -             compatible = "ti,sn65dsi86";
> > -             reg = <0x2d>;
> > -             pinctrl-names = "default";
> > -             pinctrl-0 = <&edp_brij_en>, <&edp_brij_irq>;
> > -             gpio-controller;
> > -             #gpio-cells = <2>;
> > -
> > -             interrupt-parent = <&tlmm>;
> > -             interrupts = <11 IRQ_TYPE_LEVEL_HIGH>;
> > -
> > -             enable-gpios = <&tlmm 104 GPIO_ACTIVE_HIGH>;
> > -
> > -             vpll-supply = <&pp1800_edp_vpll>;
> > -             vccio-supply = <&pp1800_brij_vccio>;
> > -             vcca-supply = <&pp1200_brij>;
> > -             vcc-supply = <&pp1200_brij>;
> > -
> > -             clocks = <&rpmhcc RPMH_LN_BB_CLK3>;
> > -             clock-names = "refclk";
> > -
> > -             no-hpd;
> > -
> > -             ports {
> > -                     #address-cells = <1>;
> > -                     #size-cells = <0>;
> > -
> > -                     port@0 {
> > -                             reg = <0>;
> > -                             sn65dsi86_in: endpoint {
> > -                                     remote-endpoint = <&dsi0_out>;
> > -                             };
> > -                     };
> > -
> > -                     port@1 {
> > -                             reg = <1>;
> > -                             sn65dsi86_out: endpoint {
> > -                                     data-lanes = <0 1>;
> > -                                     remote-endpoint = <&panel_in_edp>;
> > -                             };
> > -                     };
> > -             };
> > -
> > -             aux-bus {
> > -                     panel: panel {
> > -                             /* Compatible will be filled in per-board */
> > -                             power-supply = <&pp3300_dx_edp>;
> > -                             backlight = <&backlight>;
> > -                             hpd-gpios = <&sn65dsi86_bridge 2 GPIO_ACTIVE_HIGH>;
> > -
> > -                             port {
> > -                                     panel_in_edp: endpoint {
> > -                                             remote-endpoint = <&sn65dsi86_out>;
> > -                                     };
> > -                             };
> > -                     };
> > -             };
> > -     };
> >  };
> >
> >  ap_sar_sensor_i2c: &i2c5 {
> > @@ -1245,19 +1177,6 @@ pinconf {
> >               };
> >       };
> >
> > -     edp_brij_irq: edp-brij-irq {
> > -             pinmux {
> > -                     pins = "gpio11";
> > -                     function = "gpio";
> > -             };
> > -
> > -             pinconf {
> > -                     pins = "gpio11";
> > -                     drive-strength = <2>;
> > -                     bias-pull-down;
> > -             };
> > -     };
> > -
> >       en_pp3300_codec: en-pp3300-codec {
> >               pinmux {
> >                       pins = "gpio83";
> > --
> > 2.33.0.685.g46640cef36-goog
> >



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