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Date: Wed, 11 Mar 2020 15:18:24 +0530
From: Vinay Simha BN <simhavcs@...il.com>
To: Andrzej Hajda <a.hajda@...sung.com>,
Laurent Pinchart <laurent.pinchart@...asonboard.com>
Cc: Vinay Simha BN <simhavcs@...il.com>,
David Airlie <airlied@...ux.ie>,
Daniel Vetter <daniel@...ll.ch>,
Rob Herring <robh+dt@...nel.org>,
dri-devel@...ts.freedesktop.org (open list:DRM DRIVERS),
devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED
DEVICE TREE BINDINGS), linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 1/2] dt-binding: Add DSI/LVDS tc358775 bridge bindings
Add yaml documentation for DSI/LVDS tc358775 bridge
Signed-off-by: Vinay Simha BN <simhavcs@...il.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@...il.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@...8000 {
+ /* 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@...0000 {
+ status = "okay";
+
+ mdp@...1000 {
+ status = "okay";
+ };
+
+ dsi@...8000 {
+ status = "okay";
+ ..
+ ports {
+ port@1 {
+ dsi0_out: endpoint {
+ remote-endpoint = <&d2l_in>;
+ data-lanes = <0 1 2 3>;
+ };
+ };
+ };
+ };
+
+ dsi-phy@...8300 {
+ status = "okay";
+ ..
+ };
+ };
--
2.7.4
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