linux-kernel - Re: [PATCH v4 2/5] arm64: dts: qcom: sc7180: Add mrbland dts files

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Date:   Tue, 10 May 2022 10:45:15 -0700
From:   Stephen Boyd <swboyd@...omium.org>
To:     "Joseph S. Barrera III" <joebar@...omium.org>,
        LKML <linux-kernel@...r.kernel.org>
Cc:     Douglas Anderson <dianders@...omium.org>,
        Alexandru M Stan <amstan@...omium.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH v4 2/5] arm64: dts: qcom: sc7180: Add mrbland dts files

Quoting Joseph S. Barrera III (2022-05-05 10:41:13)
> diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor-mrbland.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor-mrbland.dtsi
> new file mode 100644
> index 000000000000..e1c1ea09b690
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor-mrbland.dtsi
> @@ -0,0 +1,352 @@
[...]
> +
> +&ap_tp_i2c {
> +       status = "disabled";
> +};
> +
> +&backlight {
> +       pwms = <&cros_ec_pwm 0>;
> +};
> +
> +&camcc {
> +       status = "okay";
> +};
> +
> +&dsi0 {
> +
> +       panel: panel@0 {

Can we have a note here like in the bridge chip dtsi files that says the
compatible is filled in per board?

		/* Compatible will be filled in per-board */

> +               reg = <0>;
> +               enable-gpios = <&tlmm 87 GPIO_ACTIVE_HIGH>;
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&vdd_reset_1800>;
> +               avdd-supply = <&avdd_lcd>;
> +               avee-supply = <&avee_lcd>;
> +               pp1800-supply = <&v1p8_mipi>;
> +               pp3300-supply = <&pp3300_dx_edp>;
> +               backlight = <&backlight>;
> +               rotation = <270>;
> +
> +               ports {
> +                       #address-cells = <1>;
> +                       #size-cells = <0>;
> +                       port@0 {
> +                               reg = <0>;
> +                               panel_in: endpoint {
> +                                       remote-endpoint = <&dsi0_out>;
> +                               };
> +                       };
> +               };
> +       };
> +
[...]
> +
> +/* PINCTRL - board-specific pinctrl */
> +
> +&tlmm {
> +       gpio-line-names = "HUB_RST_L",
> +                         "AP_RAM_ID0",
[..]
> +       avee_lcd_en: avee-lcd_en {

Same underscore comment as patch #1

> +               pinmux {
> +                       pins = "gpio21";
> +                       function = "gpio";
> +               };
> +
> +               pinconf {
> +                       pins = "gpio21";
> +                       drive-strength = <2>;
> +                       bias-disable;
> +               };
> +       };
> +