From mboxrd@z Thu Jan 1 00:00:00 1970 From: jitao.shi@mediatek.com (Jitao Shi) Date: Sun, 3 Apr 2016 12:20:44 +0800 Subject: [PATCH v14 1/2] Documentation: bridge: Add documentation for ps8640 DT properties Message-ID: <1459657245-8971-1-git-send-email-jitao.shi@mediatek.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add documentation for DT properties supported by ps8640 DSI-eDP converter. Signed-off-by: Jitao Shi Acked-by: Rob Herring Reviewed-by: Philipp Zabel --- Changes since v13: - No change --- .../devicetree/bindings/display/bridge/ps8640.txt | 43 ++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/ps8640.txt diff --git a/Documentation/devicetree/bindings/display/bridge/ps8640.txt b/Documentation/devicetree/bindings/display/bridge/ps8640.txt new file mode 100644 index 0000000..022b33f --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/ps8640.txt @@ -0,0 +1,43 @@ +ps8640-bridge bindings + +Required properties: + - compatible: "parade,ps8640" + - reg: first page address of the bridge. + - sleep-gpios: OF device-tree gpio specification for PD pin. + - reset-gpios: OF device-tree gpio specification for reset pin. + - mode-sel-gpios: OF device-tree gpio specification for mode-sel pin. + - vdd12-supply: OF device-tree regulator specification for 1.2V power. + - vdd33-supply: OF device-tree regulator specification for 3.3V power. + - ports: The device node can contain video interface port nodes per + the video-interfaces bind[1]. For port at 0,set the reg = <0> as + ps8640 dsi in and port at 1,set the reg = <1> as ps8640 eDP out. + +[1]: Documentation/devicetree/bindings/media/video-interfaces.txt + +Example: + edp-bridge at 18 { + compatible = "parade,ps8640"; + reg = <0x18>; + sleep-gpios = <&pio 116 GPIO_ACTIVE_LOW>; + reset-gpios = <&pio 115 GPIO_ACTIVE_LOW>; + mode-sel-gpios = <&pio 92 GPIO_ACTIVE_HIGH>; + vdd12-supply = <&ps8640_fixed_1v2>; + vdd33-supply = <&mt6397_vgp2_reg>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + port at 0 { + reg = <0>; + ps8640_in: endpoint { + remote-endpoint = <&dsi0_out>; + }; + }; + port at 1 { + reg = <1>; + ps8640_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + }; + }; -- 1.7.9.5