[PATCH v3 1/2] dt-bindings: display: bridge: Add documentation for Toshiba tc358768

From: Peter Ujfalusi
Date: Mon Jan 27 2020 - 05:56:13 EST


TC358768/TC358778 is a Parallel RGB to MIPI DSI bridge.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
---
.../display/bridge/toshiba,tc358768.yaml | 158 ++++++++++++++++++
1 file changed, 158 insertions(+)
create mode 100644 Documentation/devicetree/bindings/display/bridge/toshiba,tc358768.yaml

diff --git a/Documentation/devicetree/bindings/display/bridge/toshiba,tc358768.yaml b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358768.yaml
new file mode 100644
index 000000000000..8dd8cca39a77
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358768.yaml
@@ -0,0 +1,158 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/bridge/toshiba,tc358768.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Toschiba TC358768/TC358778 Parallel RGB to MIPI DSI bridge
+
+maintainers:
+ - Peter Ujfalusi <peter.ujfalusi@xxxxxx>
+
+description: |
+ The TC358768/TC358778 is bridge device which converts RGB to DSI.
+
+properties:
+ compatible:
+ enum:
+ - toshiba,tc358768
+ - toshiba,tc358778
+
+ reg:
+ maxItems: 1
+ description: base I2C address of the device
+
+ reset-gpios:
+ maxItems: 1
+ description: GPIO connected to active low RESX pin
+
+ vddc-supply:
+ description: Regulator for 1.2V internal core power.
+
+ vddmipi-supply:
+ description: Regulator for 1.2V for the MIPI.
+
+ vddio-supply:
+ description: Regulator for 1.8V - 3.3V IO power.
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ const: refclk
+
+ ports:
+ type: object
+
+ properties:
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 0
+
+ port@0:
+ type: object
+ additionalProperties: false
+
+ description: |
+ Video port for RGB input
+
+ properties:
+ reg:
+ const: 0
+
+ patternProperties:
+ endpoint:
+ type: object
+ additionalProperties: false
+
+ properties:
+ data-lines:
+ enum: [ 16, 18, 24 ]
+
+ remote-endpoint: true
+
+ required:
+ - reg
+
+ port@1:
+ type: object
+ additionalProperties: false
+
+ description: |
+ Video port for DSI output (panel or connector).
+
+ properties:
+ reg:
+ const: 1
+
+ patternProperties:
+ endpoint:
+ type: object
+ additionalProperties: false
+
+ properties:
+ remote-endpoint: true
+
+ required:
+ - reg
+
+ required:
+ - "#address-cells"
+ - "#size-cells"
+ - port@0
+ - port@1
+
+required:
+ - compatible
+ - reg
+ - vddc-supply
+ - vddmipi-supply
+ - vddio-supply
+ - ports
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dsi_bridge: tc358768@0e {
+ compatible = "toshiba,tc358768";
+ reg = <0x0e>;
+
+ clocks = <&tc358768_refclk>;
+ clock-names = "refclk";
+
+ /* GPIO line is inverted before going to the bridge */
+ reset-gpios = <&pcf_display_board 0 1 /* GPIO_ACTIVE_LOW */>;
+
+ vddc-supply = <&v1_2d>;
+ vddmipi-supply = <&v1_2d>;
+ vddio-supply = <&v3_3d>;
+
+ dsi_bridge_ports: ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ rgb_in: endpoint {
+ remote-endpoint = <&dpi_out>;
+ data-lines = <24>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ dsi_out: endpoint {
+ remote-endpoint = <&lcd_in>;
+ };
+ };
+ };
+ };
+ };
+
--
Peter

Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki