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

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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.

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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