From 582c433eb9975ca42037355a86c35b05f1e8c553 Mon Sep 17 00:00:00 2001 From: Rahul T R Date: Thu, 28 Oct 2021 15:06:56 +0530 Subject: dt-bindings: display: bridge: Convert toshiba,tc358767.txt to yaml Convert toshiba,tc358767.txt binding to yaml format Signed-off-by: Rahul T R Link: https://lore.kernel.org/r/20211028093656.25493-1-r-ravikumar@ti.com Signed-off-by: Rob Herring --- .../bindings/display/bridge/toshiba,tc358767.txt | 54 ------- .../bindings/display/bridge/toshiba,tc358767.yaml | 158 +++++++++++++++++++++ 2 files changed, 158 insertions(+), 54 deletions(-) delete mode 100644 Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.txt create mode 100644 Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.yaml (limited to 'Documentation/devicetree') diff --git a/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.txt b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.txt deleted file mode 100644 index 583c5e9dbe6b..000000000000 --- a/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.txt +++ /dev/null @@ -1,54 +0,0 @@ -Toshiba TC358767 eDP bridge bindings - -Required properties: - - compatible: "toshiba,tc358767" - - reg: i2c address of the bridge, 0x68 or 0x0f, depending on bootstrap pins - - clock-names: should be "ref" - - clocks: OF device-tree clock specification for refclk input. The reference - clock rate must be 13 MHz, 19.2 MHz, 26 MHz, or 38.4 MHz. - -Optional properties: - - shutdown-gpios: OF device-tree gpio specification for SD pin - (active high shutdown input) - - reset-gpios: OF device-tree gpio specification for RSTX pin - (active low system reset) - - toshiba,hpd-pin: TC358767 GPIO pin number to which HPD is connected to (0 or 1) - - ports: the ports node can contain video interface port nodes to connect - to a DPI/DSI source and to an eDP/DP sink according to [1][2]: - - port@0: DSI input port - - port@1: DPI input port - - port@2: eDP/DP output port - -[1]: Documentation/devicetree/bindings/graph.txt -[2]: Documentation/devicetree/bindings/media/video-interfaces.txt - -Example: - edp-bridge@68 { - compatible = "toshiba,tc358767"; - reg = <0x68>; - shutdown-gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>; - reset-gpios = <&gpio3 24 GPIO_ACTIVE_LOW>; - clock-names = "ref"; - clocks = <&edp_refclk>; - - ports { - #address-cells = <1>; - #size-cells = <0>; - - port@1 { - reg = <1>; - - bridge_in: endpoint { - remote-endpoint = <&dpi_out>; - }; - }; - - port@2 { - reg = <2>; - - bridge_out: endpoint { - remote-endpoint = <&panel_in>; - }; - }; - }; - }; diff --git a/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.yaml b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.yaml new file mode 100644 index 000000000000..f1541cc05297 --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/toshiba,tc358767.yaml @@ -0,0 +1,158 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/bridge/toshiba,tc358767.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Toshiba TC358767 eDP bridge bindings + +maintainers: + - Andrey Gusakov + +description: The TC358767 is bridge device which converts DSI/DPI to eDP/DP + +properties: + compatible: + const: toshiba,tc358767 + + reg: + enum: + - 0x68 + - 0x0f + description: | + i2c address of the bridge, 0x68 or 0x0f, depending on bootstrap pins + + clock-names: + const: "ref" + + clocks: + maxItems: 1 + description: | + OF device-tree clock specification for refclk input. The reference. + clock rate must be 13 MHz, 19.2 MHz, 26 MHz, or 38.4 MHz. + + shutdown-gpios: + maxItems: 1 + description: | + OF device-tree gpio specification for SD pin(active high shutdown input) + + reset-gpios: + maxItems: 1 + description: | + OF device-tree gpio specification for RSTX pin(active low system reset) + + toshiba,hpd-pin: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: + - 0 + - 1 + description: TC358767 GPIO pin number to which HPD is connected to (0 or 1) + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/properties/port + description: | + DSI input port. The remote endpoint phandle should be a + reference to a valid DSI output endpoint node + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: | + DPI input port. The remote endpoint phandle should be a + reference to a valid DPI output endpoint node + + port@2: + $ref: /schemas/graph.yaml#/properties/port + description: | + eDP/DP output port. The remote endpoint phandle should be a + reference to a valid eDP panel input endpoint node. This port is + optional, treated as DP panel if not defined + + oneOf: + - required: + - port@0 + - required: + - port@1 + + +required: + - compatible + - reg + - clock-names + - clocks + - ports + +additionalProperties: false + +examples: + - | + #include + + /* DPI input and eDP output */ + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + edp-bridge@68 { + compatible = "toshiba,tc358767"; + reg = <0x68>; + shutdown-gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio3 24 GPIO_ACTIVE_LOW>; + clock-names = "ref"; + clocks = <&edp_refclk>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@1 { + reg = <1>; + + bridge_in_0: endpoint { + remote-endpoint = <&dpi_out>; + }; + }; + + port@2 { + reg = <2>; + + bridge_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + }; + }; + }; + - | + /* DPI input and DP output */ + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + edp-bridge@68 { + compatible = "toshiba,tc358767"; + reg = <0x68>; + shutdown-gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio3 24 GPIO_ACTIVE_LOW>; + clock-names = "ref"; + clocks = <&edp_refclk>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@1 { + reg = <1>; + + bridge_in_1: endpoint { + remote-endpoint = <&dpi_out>; + }; + }; + }; + }; + }; -- cgit v1.2.3