- license modified to (GPL-2.0-only OR BSD-2-Clause) - single-link and dual-link lvds description and examples are added - proper indentation - VESA/JEIDA formats picked from panel-lvds dts - dsi data-lanes property removed, it will be picked from dsi0 ports - dual-link lvds port added and implemented - converted from .txt to .yaml Signed-off-by: Vinay Simha BN <simhavcs@xxxxxxxxx> Reviewed-by: Sam Ravnborg <sam@xxxxxxxxxxxx> Reviewed-by: Rob Herring <robh@xxxxxxxxxx> --- v1: Initial version wast .txt file v2: From txt to yaml file format v3: * Andrzej Hajda review comments incorporated dual port lvds implemented * Laurent Pinchart review comments incorporated dsi lanes property removed and it is dynamically picked from the dsi ports VESA/JEIDA format picked from panel-lvds dts v4: * Sam Ravnborg review comments incorporated }' is indented properly in examples data-lanes description for single-link and dual-link lvds v5: * Sam Ravnborg review comments incorporated license modified to (GPL-2.0-only OR BSD-2-Clause) changelog added v6: * No changes, revision version mentioned to inline with driver file v7: * change log added Reviewed-by: Sam Ravnborg <sam@xxxxxxxxxxxx> v8: * Reviewed-by: Rob Herring <robh@xxxxxxxxxx> * change log modified in reverse chronological order --- .../bindings/display/bridge/toshiba,tc358775.yaml | 215 +++++++++++++++++++++ 1 file changed, 215 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..31f085d --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358775.yaml @@ -0,0 +1,215 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%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@xxxxxxxxx> + +description: | + This binding supports DSI to LVDS bridge TC358775 + + MIPI DSI-RX Data 4-lane, CLK 1-lane with data rates up to 800 Mbps/lane. + Video frame size: + Up to 1600x1200 24-bit/pixel resolution for single-link LVDS display panel + limited by 135 MHz LVDS speed + Up to WUXGA (1920x1200 24-bit pixels) resolution for dual-link LVDS display + panel, limited by 270 MHz LVDS speed. + +properties: + compatible: + const: toshiba,tc358775 + + reg: + maxItems: 1 + description: i2c address of the bridge, 0x0f + + 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 + description: + A node containing input and output port nodes with endpoint definitions + as documented in + Documentation/devicetree/bindings/media/video-interfaces.txt + properties: + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + + 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). + + port@2: + type: object + description: | + Video port for Dual link LVDS output (panel or connector). + + required: + - port@0 + - port@1 + +required: + - compatible + - reg + - vdd-supply + - vddio-supply + - stby-gpios + - reset-gpios + - ports + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + + /* For single-link LVDS display panel */ + + i2c@78b8000 { + /* On High speed expansion */ + label = "HS-I2C2"; + reg = <0x078b8000 0x500>; + clock-frequency = <400000>; /* fastmode operation */ + #address-cells = <1>; + #size-cells = <0>; + + tc_bridge: bridge@f { + compatible = "toshiba,tc358775"; + reg = <0x0f>; + + vdd-supply = <&pm8916_l2>; + vddio-supply = <&pm8916_l6>; + + stby-gpios = <&msmgpio 99 GPIO_ACTIVE_LOW>; + reset-gpios = <&msmgpio 72 GPIO_ACTIVE_LOW>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + d2l_in_test: endpoint { + remote-endpoint = <&dsi0_out>; + }; + }; + + port@1 { + reg = <1>; + lvds_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + }; + }; + }; + + dsi@1a98000 { + reg = <0x1a98000 0x25c>; + reg-names = "dsi_ctrl"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + port@1 { + reg = <1>; + dsi0_out: endpoint { + remote-endpoint = <&d2l_in_test>; + data-lanes = <0 1 2 3>; + }; + }; + }; + }; + + - | + /* For dual-link LVDS display panel */ + + i2c@78b8000 { + /* On High speed expansion */ + label = "HS-I2C2"; + reg = <0x078b8000 0x500>; + clock-frequency = <400000>; /* fastmode operation */ + #address-cells = <1>; + #size-cells = <0>; + + tc_bridge_dual: bridge@f { + compatible = "toshiba,tc358775"; + reg = <0x0f>; + + vdd-supply = <&pm8916_l2>; + vddio-supply = <&pm8916_l6>; + + stby-gpios = <&msmgpio 99 GPIO_ACTIVE_LOW>; + reset-gpios = <&msmgpio 72 GPIO_ACTIVE_LOW>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + d2l_in_dual: endpoint { + remote-endpoint = <&dsi0_out_dual>; + }; + }; + + port@1 { + reg = <1>; + lvds0_out: endpoint { + remote-endpoint = <&panel_in0>; + }; + }; + + port@2 { + reg = <2>; + lvds1_out: endpoint { + remote-endpoint = <&panel_in1>; + }; + }; + }; + }; + }; + + dsi@1a98000 { + reg = <0x1a98000 0x25c>; + reg-names = "dsi_ctrl"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + port@1 { + reg = <1>; + dsi0_out_dual: endpoint { + remote-endpoint = <&d2l_in_dual>; + data-lanes = <0 1 2 3>; + }; + }; + }; + }; +... -- 2.1.2
