On Thu, Sep 20, 2018 at 03:52:37PM -0700, Abhinav Kumar wrote:
> From: "abhinavk@xxxxxxxxxxxxxx" <abhinavk@xxxxxxxxxxxxxx>
>
> Add the device tree bindings for Truly NT35597 panel driver.
> This panel driver supports both single DSI and dual DSI.
>
> However, this patch series supports only dual DSI.
>
> Changes in v8:
> - None
>
> Signed-off-by: Abhinav Kumar <abhinavk@xxxxxxxxxxxxxx>
Cc: robh+dt@xxxxxxxxxx
> ---
> .../devicetree/bindings/display/truly,nt35597.txt | 60 ++++++++++++++++++++++
> 1 file changed, 60 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..46b29eb
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/truly,nt35597.txt
> @@ -0,0 +1,60 @@
> +Truly model NT35597 DSI display driver
> +
> +The Truly NT35597 is a generic display driver, currently only configured
> +for use in the 2K display on the Qualcomm SDM845.
> +
> +Required properties:
> +- compatible: should be "truly,nt35597-2K-display"
> +- 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
> + (active low)
> +- mode-gpios: phandle of the gpio for choosing the mode of the display
> + for single DSI or Dual DSI
> + (active high)
> + This should be low for dual DSI and high for single DSI mode
> +- 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,nt35597-2K-display";
> + 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 GPIO_ACTIVE_LOW>;
> + mode-gpios = <&tlmm 52 GPIO_ACTIVE_HIGH>;
> + 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>;
> + };
> + };
> + };
> + };
> + };
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>
--
Sean Paul, Software Engineer, Google / Chromium OS
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