Add the device tree bindings for Truly NT35597 panel. This panel supports both single DSI and dual DSI.
However, this patch series supports only dual DSI.
Changes in v4: - None
Signed-off-by: Abhinav Kumar abhinavk@codeaurora.org --- .../devicetree/bindings/display/truly,nt35597.txt | 69 ++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/truly,nt35597.txt
diff --git a/Documentation/devicetree/bindings/display/truly,nt35597.txt b/Documentation/devicetree/bindings/display/truly,nt35597.txt new file mode 100644 index 0000000..5d297b8 --- /dev/null +++ b/Documentation/devicetree/bindings/display/truly,nt35597.txt @@ -0,0 +1,69 @@ +Truly model NT35597 1440x2560 DSI Panel + +Required properties: +- compatible: should be "truly,nt35597" +- vdda-supply: phandle of the regulator that provides the supply voltage + Power IC supply +- vdispp-supply: phandle of the regulator that provides the supply voltage + for positive LCD bias +- vdispn-supply: phandle of the regulator that provides the supply voltage + for negative LCD bias +- reset-gpios: phandle of gpio for reset line + This should be 8mA, gpio can be configured using mux, pinctrl, pinctrl-names +- mode-gpios: phandle of the gpio for choosing the mode of the display + for single DSI or Dual DSI + This should be low for dual DSI and high for single DSI mode +- display-timings: Node for the Panel timings +- ports: This device has two video ports driven by two DSIs. Their connections + are modelled using the OF graph bindings specified in + Documentation/devicetree/bindings/graph.txt. + - port@0: DSI input port driven by master DSI + - port@1: DSI input port driven by secondary DSI + +Example: + + dsi@ae94000 { + panel@0 { + compatible = "truly,nt35597"; + reg = <0>; + vdda-supply = <&pm8998_l14>; + vdispp-supply = <&lab_regulator>; + vdispn-supply = <&ibb_regulator>; + pinctrl-names = "default", "suspend"; + pinctrl-0 = <&dpu_dsi_active>; + pinctrl-1 = <&dpu_dsi_suspend>; + + reset-gpios = <&tlmm 6 0>; + mode-gpios = <&tlmm 52 0>; + display-timings { + timing0: timing-0 { + clock-frequency = <268316138>; + hactive = <1440>; + vactive = <2560>; + hfront-porch = <200>; + hback-porch = <64>; + hsync-len = <32>; + vfront-porch = <8>; + vback-porch = <7>; + vsync-len = <1>; + }; + }; + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + panel0_in: endpoint { + remote-endpoint = <&dsi0_out>; + }; + }; + + port@1 { + reg = <1>; + panel1_in: endpoint { + remote-endpoint = <&dsi1_out>; + }; + }; + }; + }; + };