Add a compatible string to support sc7180 panel version.

Signed-off-by: Harigovindan P <harig...@codeaurora.org>
---
 .../bindings/display/visionox,rm69299.txt          | 68 ++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100755 
Documentation/devicetree/bindings/display/visionox,rm69299.txt

diff --git a/Documentation/devicetree/bindings/display/visionox,rm69299.txt 
b/Documentation/devicetree/bindings/display/visionox,rm69299.txt
new file mode 100755
index 0000000..4622191
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/visionox,rm69299.txt
@@ -0,0 +1,68 @@
+Visionox model RM69299 DSI display driver
+
+The Visionox RM69299 is a generic display driver, currently only configured
+for use in the 1080p display on the Qualcomm SC7180 MTP board.
+
+Required properties:
+- compatible: should be "visionox,rm69299-1080p-display"
+- vdda-supply: phandle of the regulator that provides the supply voltage
+  Power IC supply
+- vdd3p3-supply: phandle of the regulator that provides the supply voltage
+  Power IC supply
+- 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
+- ports: This device has one video port driven by one DSI. Their connections
+  are modeled using the OF graph bindings specified in
+  Documentation/devicetree/bindings/graph.txt.
+  - port@0: DSI input port driven by master DSI
+
+Example:
+
+       dsi@ae94000 {
+               panel@0 {
+                       compatible = "visionox,rm69299-1080p-display";
+                       reg = <0>;
+
+                       vdda-supply = <&src_pp1800_l8c>;
+                       vdd3p3-supply = <&src_pp2800_l18a>;
+
+                       pinctrl-names = "default", "suspend";
+                       pinctrl-0 = <&disp_pins_default>;
+                       pinctrl-1 = <&disp_pins_default>;
+
+                       reset-gpios = <&pm6150l_gpios 3 0>;
+
+                       display-timings {
+                               timing0: timing-0 {
+                                       /* originally
+                                        * 268316160 Mhz,
+                                        * but value below fits
+                                        * better w/ downstream
+                                        */
+                                       clock-frequency = <158695680>;
+                                       hactive = <1080>;
+                                       vactive = <2248>;
+                                       hfront-porch = <26>;
+                                       hback-porch = <36>;
+                                       hsync-len = <2>;
+                                       vfront-porch = <56>;
+                                       vback-porch = <4>;
+                                       vsync-len = <4>;
+                               };
+                       };
+
+                       ports {
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+                               port@0 {
+                                       reg = <0>;
+                                       panel0_in: endpoint {
+                                               remote-endpoint = <&dsi0_out>;
+                                       };
+                               };
+                       };
+               };
+       };
-- 
2.7.4

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