diff mbox series

[v5,2/9] riscv: dts: Add display property

Message ID 20241120061848.196754-3-keith.zhao@starfivetech.com (mailing list archive)
State New
Headers show
Series drm/verisilicon : support DC8200 and inno hdmi | expand

Commit Message

Keith Zhao Nov. 20, 2024, 6:18 a.m. UTC 
Add the display DT nodes in Starfive JH7110 soc-specific DT file.

Signed-off-by: keith zhao <keith.zhao@starfivetech.com>
---
 .../boot/dts/starfive/jh7110-common.dtsi      | 125 ++++++++++++++++++
 arch/riscv/boot/dts/starfive/jh7110.dtsi      |  41 ++++++
 2 files changed, 166 insertions(+)

Comments

Conor Dooley Nov. 20, 2024, 4:48 p.m. UTC | #1 
On Wed, Nov 20, 2024 at 02:18:41PM +0800, keith zhao wrote:
> Add the display DT nodes in Starfive JH7110 soc-specific DT file.
> 
> Signed-off-by: keith zhao <keith.zhao@starfivetech.com>

$subject: "riscv: dts: Add display property"

a) this is jh7110 exclusive, not for all riscv devicetrees
b) you are adding more than a property

> ---
>  .../boot/dts/starfive/jh7110-common.dtsi      | 125 ++++++++++++++++++
>  arch/riscv/boot/dts/starfive/jh7110.dtsi      |  41 ++++++
>  2 files changed, 166 insertions(+)
> 
> diff --git a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
> index 9d77713f5361..301b56f2ef0c 100644
> --- a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
> +++ b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
> @@ -30,6 +30,25 @@ memory@40000000 {
>  		reg = <0x0 0x40000000 0x1 0x0>;
>  	};
>  
> +	reserved-memory {
> +		#address-cells = <2>;
> +		#size-cells = <2>;
> +		ranges;
> +
> +		/* vout applies for space from this CMA

"vout" could be a voltage, please be more specific. Comments should be
wrapped at at least 80 chars. Linux coding style puts /* on a line of
its own.

> +		 * Without this CMA reservation,
> +		 * vout may not work properly.
> +		 */
> +		linux,cma {
> +			compatible = "shared-dma-pool";
> +			reusable;
> +			size = <0x0 0x20000000>;
> +			alignment = <0x0 0x1000>;
> +			alloc-ranges = <0x0 0x70000000 0x0 0x20000000>;
> +			linux,cma-default;
> +		};
> +	};
> +
>  	gpio-restart {
>  		compatible = "gpio-restart";
>  		gpios = <&sysgpio 35 GPIO_ACTIVE_HIGH>;
> @@ -62,12 +81,55 @@ codec {
>  			};
>  		};
>  	};
> +
> +	hdmi_con: hdmi-con {
> +		compatible = "hdmi-connector";
> +		type = "a";
> +
> +		port {
> +			hdmi_con_in: endpoint {
> +				remote-endpoint = <&hdmi_out_con>;
> +			};
> +		};
> +	};
>  };
>  
>  &cpus {
>  	timebase-frequency = <4000000>;
>  };
>  
> +&dc8200 {
> +	status = "okay";
> +	crtc_out: ports {

blank line between properties and child nodes please.

> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		dc_out0: port@0 {

Cheers,
Conor.
diff mbox series

Patch

diff --git a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
index 9d77713f5361..301b56f2ef0c 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
@@ -30,6 +30,25 @@  memory@40000000 {
 		reg = <0x0 0x40000000 0x1 0x0>;
 	};
 
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		/* vout applies for space from this CMA
+		 * Without this CMA reservation,
+		 * vout may not work properly.
+		 */
+		linux,cma {
+			compatible = "shared-dma-pool";
+			reusable;
+			size = <0x0 0x20000000>;
+			alignment = <0x0 0x1000>;
+			alloc-ranges = <0x0 0x70000000 0x0 0x20000000>;
+			linux,cma-default;
+		};
+	};
+
 	gpio-restart {
 		compatible = "gpio-restart";
 		gpios = <&sysgpio 35 GPIO_ACTIVE_HIGH>;
@@ -62,12 +81,55 @@  codec {
 			};
 		};
 	};
+
+	hdmi_con: hdmi-con {
+		compatible = "hdmi-connector";
+		type = "a";
+
+		port {
+			hdmi_con_in: endpoint {
+				remote-endpoint = <&hdmi_out_con>;
+			};
+		};
+	};
 };
 
 &cpus {
 	timebase-frequency = <4000000>;
 };
 
+&dc8200 {
+	status = "okay";
+	crtc_out: ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		dc_out0: port@0 {
+			reg = <0>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			dc_out_dpi0: endpoint@0 {
+				reg = <0>;
+				remote-endpoint = <&hdmi_enc>;
+			};
+
+		};
+
+		dc_out1: port@1 {
+			reg = <1>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			dc_out_dpi1: endpoint@1 {
+				reg = <1>;
+				//remote-endpoint = <&dsi_enc>;
+			};
+
+		};
+	};
+};
+
 &dvp_clk {
 	clock-frequency = <74250000>;
 };
@@ -88,6 +150,31 @@  &gmac1_rmii_refin {
 	clock-frequency = <50000000>;
 };
 
+&hdmi {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&hdmi_pins>;
+
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		hdmi_in: port@0 {
+			reg = <0>;
+			hdmi_enc: endpoint {
+				remote-endpoint = <&dc_out_dpi0>;
+			};
+		};
+
+		hdmi_out: port@1 {
+			reg = <1>;
+			hdmi_out_con: endpoint {
+				remote-endpoint = <&hdmi_con_in>;
+			};
+		};
+	};
+};
+
 &hdmitx0_pixelclk {
 	clock-frequency = <297000000>;
 };
@@ -366,6 +453,40 @@  &syscrg {
 };
 
 &sysgpio {
+	hdmi_pins: hdmi-0 {
+		hdmi-cec-pins {
+			pinmux = <GPIOMUX(14, GPOUT_SYS_HDMI_CEC_SDA,
+					      GPOEN_SYS_HDMI_CEC_SDA,
+					      GPI_SYS_HDMI_CEC_SDA)>;
+			input-enable;
+			bias-pull-up;
+		};
+
+		hdmi-hpd-pins {
+			pinmux = <GPIOMUX(15, GPOUT_HIGH,
+					      GPOEN_ENABLE,
+					      GPI_SYS_HDMI_HPD)>;
+			input-enable;
+			bias-disable; /* external pull-up */
+		};
+
+		hdmi-scl-pins {
+			pinmux = <GPIOMUX(0, GPOUT_SYS_HDMI_DDC_SCL,
+					     GPOEN_SYS_HDMI_DDC_SCL,
+					     GPI_SYS_HDMI_DDC_SCL)>;
+			input-enable;
+			bias-pull-up;
+		};
+
+		hdmi-sda-pins {
+			pinmux = <GPIOMUX(1, GPOUT_SYS_HDMI_DDC_SDA,
+					     GPOEN_SYS_HDMI_DDC_SDA,
+					     GPI_SYS_HDMI_DDC_SDA)>;
+			input-enable;
+			bias-pull-up;
+		};
+	};
+
 	i2c0_pins: i2c0-0 {
 		i2c-pins {
 			pinmux = <GPIOMUX(57, GPOUT_LOW,
@@ -656,3 +777,7 @@  &U74_3 {
 &U74_4 {
 	cpu-supply = <&vdd_cpu>;
 };
+
+&voutcrg {
+	status = "okay";
+};
diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
index 0d8339357bad..d48825822017 100644
--- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
@@ -1203,6 +1203,47 @@  camss: isp@19840000 {
 			status = "disabled";
 		};
 
+		dc8200: lcd-controller@29400000 {
+			compatible = "starfive,jh7110-dc8200";
+			reg = <0x0 0x29400000 0x0 0x100>,
+			      <0x0 0x29400800 0x0 0x2000>;
+
+			interrupts = <95>;
+			clocks = <&syscrg JH7110_SYSCLK_NOC_BUS_DISP_AXI>,
+				<&voutcrg JH7110_VOUTCLK_DC8200_CORE>,
+				<&voutcrg JH7110_VOUTCLK_DC8200_AXI>,
+				<&voutcrg JH7110_VOUTCLK_DC8200_AHB>,
+				<&voutcrg JH7110_VOUTCLK_DC8200_PIX0>,
+				<&voutcrg JH7110_VOUTCLK_DC8200_PIX1>,
+				<&hdmitx0_pixelclk>,
+				<&voutcrg JH7110_VOUTCLK_DC8200_PIX>;
+			clock-names = "noc_bus", "dc_core", "axi_core", "ahb",
+				      "channel0", "channel1", "hdmi_tx", "dc_parent";
+			resets = <&voutcrg JH7110_VOUTRST_DC8200_AXI>,
+				 <&voutcrg JH7110_VOUTRST_DC8200_AHB>,
+				 <&voutcrg JH7110_VOUTRST_DC8200_CORE>;
+			reset-names = "axi","ahb", "core";
+
+			starfive,syscon = <&vout_syscon>;
+		};
+
+		hdmi: hdmi@29590000 {
+			compatible = "starfive,jh7110-inno-hdmi";
+			reg = <0x0 0x29590000 0x0 0x4000>;
+			interrupts = <99>;
+
+			clocks = <&voutcrg JH7110_VOUTCLK_HDMI_TX_SYS>,
+				 <&voutcrg JH7110_VOUTCLK_HDMI_TX_MCLK>,
+				 <&voutcrg JH7110_VOUTCLK_HDMI_TX_BCLK>;
+			clock-names = "sysclk", "mclk", "bclk";
+			resets = <&voutcrg JH7110_VOUTRST_HDMI_TX_HDMI>;
+		};
+
+		vout_syscon: syscon@295b0000 {
+			compatible = "starfive,jh7110-vout-syscon", "syscon";
+			reg = <0 0x295b0000 0 0x90>;
+		};
+
 		voutcrg: clock-controller@295c0000 {
 			compatible = "starfive,jh7110-voutcrg";
 			reg = <0x0 0x295c0000 0x0 0x10000>;