linux-kernel - [PATCH v2 1/2] arm64: dts: rockchip: add dsi controller for px30

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Date:   Mon,  6 Jan 2020 12:20:04 +0100
From:   Heiko Stuebner <heiko@...ech.de>
To:     linux-rockchip@...ts.infradead.org
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        christoph.muellner@...obroma-systems.com, heiko@...ech.de,
        Heiko Stuebner <heiko.stuebner@...obroma-systems.com>
Subject: [PATCH v2 1/2] arm64: dts: rockchip: add dsi controller for px30

From: Heiko Stuebner <heiko.stuebner@...obroma-systems.com>

This adds the dw-mipi-dsi controller and hooks it into the
display-subsystem on px30.

Signed-off-by: Heiko Stuebner <heiko.stuebner@...obroma-systems.com>
---
changes in v2:
- move reset properties into correct order
- drop dsiphy node, already added by another patch

 arch/arm64/boot/dts/rockchip/px30.dtsi | 48 ++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/px30.dtsi b/arch/arm64/boot/dts/rockchip/px30.dtsi
index 5b5ca7ff6674..986ed249a733 100644
--- a/arch/arm64/boot/dts/rockchip/px30.dtsi
+++ b/arch/arm64/boot/dts/rockchip/px30.dtsi
@@ -955,6 +955,44 @@ gpu: gpu@...00000 {
 		status = "disabled";
 	};
 
+	dsi: dsi@...50000 {
+		compatible = "rockchip,px30-mipi-dsi";
+		reg = <0x0 0xff450000 0x0 0x10000>;
+		interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru PCLK_MIPI_DSI>;
+		clock-names = "pclk";
+		phys = <&dsi_dphy>;
+		phy-names = "dphy";
+		power-domains = <&power PX30_PD_VO>;
+		resets = <&cru SRST_MIPIDSI_HOST_P>;
+		reset-names = "apb";
+		rockchip,grf = <&grf>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		status = "disabled";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				dsi_in_vopb: endpoint@0 {
+					reg = <0>;
+					remote-endpoint = <&vopb_out_dsi>;
+				};
+
+				dsi_in_vopl: endpoint@1 {
+					reg = <1>;
+					remote-endpoint = <&vopl_out_dsi>;
+				};
+			};
+		};
+	};
+
 	vopb: vop@...60000 {
 		compatible = "rockchip,px30-vop-big";
 		reg = <0x0 0xff460000 0x0 0xefc>;
@@ -972,6 +1010,11 @@ vopb: vop@...60000 {
 		vopb_out: port {
 			#address-cells = <1>;
 			#size-cells = <0>;
+
+			vopb_out_dsi: endpoint@0 {
+				reg = <0>;
+				remote-endpoint = <&dsi_in_vopb>;
+			};
 		};
 	};
 
@@ -1004,6 +1047,11 @@ vopl: vop@...70000 {
 		vopl_out: port {
 			#address-cells = <1>;
 			#size-cells = <0>;
+
+			vopl_out_dsi: endpoint@0 {
+				reg = <0>;
+				remote-endpoint = <&dsi_in_vopl>;
+			};
 		};
 	};
 
-- 
2.24.1