diff mbox series

[v4,10/13] ARM: dts: iwg20d-q7-common: Add LCD support

Message ID 1573660292-10629-11-git-send-email-fabrizio.castro@bp.renesas.com (mailing list archive)
State Accepted
Delegated to: Geert Uytterhoeven
Headers show
Series Add LCD panel support to iwg20d | expand

Commit Message

Fabrizio Castro Nov. 13, 2019, 3:51 p.m. UTC 
The iwg20d comes with a 7" capacitive touch screen, therefore
add support for it.

Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>

---
v3->v4:
* Reworked compatibility of DT node lvds-receiver
* s/powerdown/powerdown-gpios/g in lvds-receiver
* Reworked compatibility of DT node panel
v2->v3:
* No change
v1->v2:
* No change
---
 arch/arm/boot/dts/iwg20d-q7-common.dtsi  | 85 ++++++++++++++++++++++++++++++++
 arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi |  1 -
 2 files changed, 85 insertions(+), 1 deletion(-)

Comments

Laurent Pinchart Nov. 19, 2019, 12:10 a.m. UTC | #1 
Hi Fabrizio,

Thank you for the patch.

On Wed, Nov 13, 2019 at 03:51:29PM +0000, Fabrizio Castro wrote:
> The iwg20d comes with a 7" capacitive touch screen, therefore
> add support for it.
> 
> Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>

Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

I expect Geert to pick this up.

> ---
> v3->v4:
> * Reworked compatibility of DT node lvds-receiver
> * s/powerdown/powerdown-gpios/g in lvds-receiver
> * Reworked compatibility of DT node panel
> v2->v3:
> * No change
> v1->v2:
> * No change
> ---
>  arch/arm/boot/dts/iwg20d-q7-common.dtsi  | 85 ++++++++++++++++++++++++++++++++
>  arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi |  1 -
>  2 files changed, 85 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/boot/dts/iwg20d-q7-common.dtsi b/arch/arm/boot/dts/iwg20d-q7-common.dtsi
> index ae75a1db..ab5ae93 100644
> --- a/arch/arm/boot/dts/iwg20d-q7-common.dtsi
> +++ b/arch/arm/boot/dts/iwg20d-q7-common.dtsi
> @@ -46,6 +46,49 @@
>  		clock-frequency = <26000000>;
>  	};
>  
> +	lcd_backlight: backlight {
> +		compatible = "pwm-backlight";
> +
> +		pwms = <&pwm3 0 5000000 0>;
> +		brightness-levels = <0 4 8 16 32 64 128 255>;
> +		default-brightness-level = <7>;
> +		enable-gpios = <&gpio5 14 GPIO_ACTIVE_HIGH>;
> +	};
> +
> +	lvds-receiver {
> +		compatible = "ti,ds90cf384a", "lvds-decoder";
> +		powerdown-gpios = <&gpio7 25 GPIO_ACTIVE_LOW>;
> +
> +		ports {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			port@0 {
> +				reg = <0>;
> +				lvds_receiver_in: endpoint {
> +					remote-endpoint = <&lvds0_out>;
> +				};
> +			};
> +			port@1 {
> +				reg = <1>;
> +				lvds_receiver_out: endpoint {
> +					remote-endpoint = <&panel_in>;
> +				};
> +			};
> +		};
> +	};
> +
> +	panel {
> +		compatible = "edt,etm0700g0dh6";
> +		backlight = <&lcd_backlight>;
> +
> +		port {
> +			panel_in: endpoint {
> +				remote-endpoint = <&lvds_receiver_out>;
> +			};
> +		};
> +	};
> +
>  	reg_1p5v: 1p5v {
>  		compatible = "regulator-fixed";
>  		regulator-name = "1P5V";
> @@ -120,6 +163,18 @@
>  	status = "okay";
>  };
>  
> +&du {
> +	status = "okay";
> +};
> +
> +&gpio2 {
> +	touch-interrupt {
> +		gpio-hog;
> +		gpios = <12 GPIO_ACTIVE_LOW>;
> +		input;
> +	};
> +};
> +
>  &hsusb {
>  	status = "okay";
>  	pinctrl-0 = <&usb0_pins>;
> @@ -147,6 +202,25 @@
>  		VDDIO-supply = <&reg_3p3v>;
>  		VDDD-supply = <&reg_1p5v>;
>  	};
> +
> +	touch: touchpanel@38 {
> +		compatible = "edt,edt-ft5406";
> +		reg = <0x38>;
> +		interrupt-parent = <&gpio2>;
> +		interrupts = <12 IRQ_TYPE_EDGE_FALLING>;
> +	};
> +};
> +
> +&lvds0 {
> +	status = "okay";
> +
> +	ports {
> +		port@1 {
> +			lvds0_out: endpoint {
> +				remote-endpoint = <&lvds_receiver_in>;
> +			};
> +		};
> +	};
>  };
>  
>  &pci0 {
> @@ -180,6 +254,11 @@
>  		function = "i2c2";
>  	};
>  
> +	pwm3_pins: pwm3 {
> +		groups = "pwm3";
> +		function = "pwm3";
> +	};
> +
>  	scif0_pins: scif0 {
>  		groups = "scif0_data_d";
>  		function = "scif0";
> @@ -218,6 +297,12 @@
>  	};
>  };
>  
> +&pwm3 {
> +	pinctrl-0 = <&pwm3_pins>;
> +	pinctrl-names = "default";
> +	status = "okay";
> +};
> +
>  &rcar_sound {
>  	pinctrl-0 = <&sound_pins>;
>  	pinctrl-names = "default";
> diff --git a/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi b/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi
> index 0e99df2..ede2e0c 100644
> --- a/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi
> +++ b/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi
> @@ -39,7 +39,6 @@
>  &du {
>  	pinctrl-0 = <&du_pins>;
>  	pinctrl-names = "default";
> -	status = "okay";
>  
>  	ports {
>  		port@0 {
Geert Uytterhoeven Nov. 25, 2019, 10:30 a.m. UTC | #2 
On Tue, Nov 19, 2019 at 1:10 AM Laurent Pinchart
<laurent.pinchart@ideasonboard.com> wrote:
> On Wed, Nov 13, 2019 at 03:51:29PM +0000, Fabrizio Castro wrote:
> > The iwg20d comes with a 7" capacitive touch screen, therefore
> > add support for it.
> >
> > Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
>
> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
>
> I expect Geert to pick this up.

Thanks, queued in renesas-devel for v5.6.

Gr{oetje,eeting}s,

                        Geert


--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/iwg20d-q7-common.dtsi b/arch/arm/boot/dts/iwg20d-q7-common.dtsi
index ae75a1db..ab5ae93 100644
--- a/arch/arm/boot/dts/iwg20d-q7-common.dtsi
+++ b/arch/arm/boot/dts/iwg20d-q7-common.dtsi
@@ -46,6 +46,49 @@ 
 		clock-frequency = <26000000>;
 	};
 
+	lcd_backlight: backlight {
+		compatible = "pwm-backlight";
+
+		pwms = <&pwm3 0 5000000 0>;
+		brightness-levels = <0 4 8 16 32 64 128 255>;
+		default-brightness-level = <7>;
+		enable-gpios = <&gpio5 14 GPIO_ACTIVE_HIGH>;
+	};
+
+	lvds-receiver {
+		compatible = "ti,ds90cf384a", "lvds-decoder";
+		powerdown-gpios = <&gpio7 25 GPIO_ACTIVE_LOW>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+				lvds_receiver_in: endpoint {
+					remote-endpoint = <&lvds0_out>;
+				};
+			};
+			port@1 {
+				reg = <1>;
+				lvds_receiver_out: endpoint {
+					remote-endpoint = <&panel_in>;
+				};
+			};
+		};
+	};
+
+	panel {
+		compatible = "edt,etm0700g0dh6";
+		backlight = <&lcd_backlight>;
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&lvds_receiver_out>;
+			};
+		};
+	};
+
 	reg_1p5v: 1p5v {
 		compatible = "regulator-fixed";
 		regulator-name = "1P5V";
@@ -120,6 +163,18 @@ 
 	status = "okay";
 };
 
+&du {
+	status = "okay";
+};
+
+&gpio2 {
+	touch-interrupt {
+		gpio-hog;
+		gpios = <12 GPIO_ACTIVE_LOW>;
+		input;
+	};
+};
+
 &hsusb {
 	status = "okay";
 	pinctrl-0 = <&usb0_pins>;
@@ -147,6 +202,25 @@ 
 		VDDIO-supply = <&reg_3p3v>;
 		VDDD-supply = <&reg_1p5v>;
 	};
+
+	touch: touchpanel@38 {
+		compatible = "edt,edt-ft5406";
+		reg = <0x38>;
+		interrupt-parent = <&gpio2>;
+		interrupts = <12 IRQ_TYPE_EDGE_FALLING>;
+	};
+};
+
+&lvds0 {
+	status = "okay";
+
+	ports {
+		port@1 {
+			lvds0_out: endpoint {
+				remote-endpoint = <&lvds_receiver_in>;
+			};
+		};
+	};
 };
 
 &pci0 {
@@ -180,6 +254,11 @@ 
 		function = "i2c2";
 	};
 
+	pwm3_pins: pwm3 {
+		groups = "pwm3";
+		function = "pwm3";
+	};
+
 	scif0_pins: scif0 {
 		groups = "scif0_data_d";
 		function = "scif0";
@@ -218,6 +297,12 @@ 
 	};
 };
 
+&pwm3 {
+	pinctrl-0 = <&pwm3_pins>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
 &rcar_sound {
 	pinctrl-0 = <&sound_pins>;
 	pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi b/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi
index 0e99df2..ede2e0c 100644
--- a/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi
+++ b/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi
@@ -39,7 +39,6 @@ 
 &du {
 	pinctrl-0 = <&du_pins>;
 	pinctrl-names = "default";
-	status = "okay";
 
 	ports {
 		port@0 {