[PATCH 1/2] dt-binding: Add DSI/LVDS tc358775 bridge bindings

From: Vinay Simha BN <simhavcs@gmail.com>
To: Andrzej Hajda <a.hajda@samsung.com>,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Vinay Simha BN <simhavcs@gmail.com>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Rob Herring <robh+dt@kernel.org>,
	dri-devel@lists.freedesktop.org (open list:DRM DRIVERS),
	devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND
	FLATTENED DEVICE TREE BINDINGS),
	linux-kernel@vger.kernel.org (open list)
Subject: [PATCH 1/2] dt-binding: Add DSI/LVDS tc358775 bridge bindings
Date: Wed, 11 Mar 2020 15:18:24 +0530	[thread overview]
Message-ID: <1583920112-2680-1-git-send-email-simhavcs@gmail.com> (raw)

Add yaml documentation for DSI/LVDS tc358775 bridge

Signed-off-by: Vinay Simha BN <simhavcs@gmail.com>

---
v1:
 Initial version
---
 .../bindings/display/bridge/toshiba-tc358775.yaml  | 174 +++++++++++++++++++++
 1 file changed, 174 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/bridge/toshiba-tc358775.yaml

diff --git a/Documentation/devicetree/bindings/display/bridge/toshiba-tc358775.yaml b/Documentation/devicetree/bindings/display/bridge/toshiba-tc358775.yaml
new file mode 100644
index 0000000..e9a9544
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/bridge/toshiba-tc358775.yaml
@@ -0,0 +1,174 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/bridge/toshiba-tc358775.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+
+title: Toshiba TC358775 DSI to LVDS bridge bindings
+
+maintainers:
+	- Vinay Simha BN <simhavcs@gmail.com>
+
+description: |
+	This binding supports DSI to LVDS bridge TC358775
+
+properties:
+ compatible:
+	const: toshiba,tc358775
+
+ reg:
+   maxItems: 1
+   description: i2c address of the bridge, 0x0f
+
+ tc, dsi-lanes: 1
+   maxItems: 1
+   description: Number of DSI data lanes connected to the DSI host. It should
+  be one of 1, 2, 3 or 4.
+
+ tc, dual-link: 1
+   maxItems: 1
+   description: To configure the LVDS transmitter either as single-link or dual-link.
+
+ vdd-supply:
+   maxItems: 1
+   description:  1.2V LVDS Power Supply
+
+ vddio-supply:
+   maxItems: 1
+   description: 1.8V IO Power Supply
+
+ stby-gpios:
+   maxItems: 1
+   description: Standby pin, Low active
+
+ reset-gpios:
+   maxItems: 1
+   description: Hardware reset, Low active
+
+ ports:
+   type: object
+
+    properties:
+      port@0:
+        type: object
+        description: |
+          DSI Input. The remote endpoint phandle should be a
+	  reference to a valid mipi_dsi_host device node.
+      port@1:
+        type: object
+        description: |
+          Video port for LVDS output (panel or connector).
+
+      required:
+      - port@0
+      - port@1
+
+required:
+ - compatible
+ - reg
+ - dsi-lanes
+ - vdd-supply
+ - vddio-supply
+ - stby-gpios
+ - reset-gpios
+ - ports
+
+examples:
+ - |
+   i2c@78b8000 {
+	/* On High speed expansion */
+	label = "HS-I2C2";
+	status = "okay";
+
+	tc_bridge: bridge@f {
+		status = "okay";
+
+		compatible = "toshiba,tc358775";
+		reg = <0x0f>;
+
+		tc,dsi-lanes = <4>;
+		tc,dual-link = <0>;
+
+		vdd-supply = <&pm8916_l2>;
+		vddio-supply = <&pm8916_l6>;
+
+		stby-gpio = <&msmgpio 99 GPIO_ACTIVE_LOW>;
+		reset-gpio = <&msmgpio 72 GPIO_ACTIVE_LOW>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+				d2l_in: endpoint {
+					remote-endpoint = <&dsi0_out>;
+				};
+			};
+
+			port@1 {
+				reg = <1>;
+				d2l_out: endpoint {
+					remote-endpoint = <&panel_in>;
+				};
+			};
+		};
+	};
+  };
+
+  panel: auo,b101xtn01 {
+		status = "okay";
+		compatible = "auo,b101xtn01", "panel-lvds";
+		power-supply = <&pm8916_l14>;
+
+		width-mm = <223>;
+		height-mm = <125>;
+
+		data-mapping = "jeida-24";
+
+		panel-timing {
+			/* 1366x768 @60Hz */
+			clock-frequency = <72000000>;
+			hactive = <1366>;
+			vactive = <768>;
+			hsync-len = <70>;
+			hfront-porch = <20>;
+			hback-porch = <0>;
+			vsync-len = <42>;
+			vfront-porch = <14>;
+			vback-porch = <0>;
+		};
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&d2l_out>;
+			};
+		};
+ };
+
+  mdss@1a00000 {
+	status = "okay";
+
+	mdp@1a01000 {
+		status = "okay";
+	};
+
+	dsi@1a98000 {
+		status = "okay";
+		..
+		ports {
+			port@1 {
+				dsi0_out: endpoint {
+					remote-endpoint = <&d2l_in>;
+					data-lanes = <0 1 2 3>;
+				};
+			};
+		};
+	};
+
+	dsi-phy@1a98300 {
+		status = "okay";
+		..
+	};
+ };
-- 
2.7.4

