[PATCH v2 1/2] dt-bindings: display: panel: Add Novatek NT37802

[Jayant Shekhar]

Document the Novatek NT37802 AMOLED DSI command-mode panel.

Signed-off-by: Jayant Shekhar <jayant.shekhar@xxxxxxxxxxxxxxxx>
---
 .../bindings/display/panel/novatek,nt37801.yaml    | 49 ++++++++++++++++++++--
 1 file changed, 45 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/display/panel/novatek,nt37801.yaml b/Documentation/devicetree/bindings/display/panel/novatek,nt37801.yaml
index 1b38c1d0af68..be318cc84d52 100644
--- a/Documentation/devicetree/bindings/display/panel/novatek,nt37801.yaml
+++ b/Documentation/devicetree/bindings/display/panel/novatek,nt37801.yaml
@@ -4,26 +4,30 @@
 $id: http://devicetree.org/schemas/display/panel/novatek,nt37801.yaml#
 $schema: http://devicetree.org/meta-schemas/core.yaml#
 
-title: Novatek NT37801 AMOLED DSI Panel
+title: Novatek NT37801 and NT37802 AMOLED DSI Panels
 
 maintainers:
   - Krzysztof Kozlowski <krzk@xxxxxxxxxx>
 
 description:
-  Naming is inconclusive and different sources claim this is either Novatek
-  NT37801 or NT37810 AMOLED DSI Panel.
+  Naming is inconclusive and different sources claim the NT37801 panel is
+  either Novatek NT37801 or NT37810. The NT37802 panel uses the same common
+  DSI interface and regulator supplies, and additionally requires EXVDD.
 
 allOf:
   - $ref: panel-common.yaml#
 
 properties:
   compatible:
-    const: novatek,nt37801
+    enum:
+      - novatek,nt37801
+      - novatek,nt37802
 
   reg:
     maxItems: 1
     description: DSI virtual channel
 
+  exvdd-supply: true
   vci-supply: true
   vdd-supply: true
   vddio-supply: true
@@ -41,6 +45,18 @@ required:
 
 additionalProperties: false
 
+if:
+  properties:
+    compatible:
+      contains:
+        const: novatek,nt37802
+then:
+  required:
+    - exvdd-supply
+else:
+  properties:
+    exvdd-supply: false
+
 examples:
   - |
     #include <dt-bindings/gpio/gpio.h>
@@ -59,6 +75,31 @@ examples:
 
             reset-gpios = <&tlmm 98 GPIO_ACTIVE_LOW>;
 
+            port {
+                endpoint {
+                    remote-endpoint = <&dsi0_out>;
+                };
+            };
+        };
+    };
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    dsi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        panel@0 {
+            compatible = "novatek,nt37802";
+            reg = <0>;
+
+            vci-supply = <&vreg_l13b_3p0>;
+            vdd-supply = <&vreg_l11b_1p2>;
+            vddio-supply = <&vreg_l12b_1p8>;
+            exvdd-supply = <&display_panel_vdd>;
+
+            reset-gpios = <&tlmm 210 GPIO_ACTIVE_LOW>;
+
             port {
                 endpoint {
                     remote-endpoint = <&dsi0_out>;

-- 
2.43.0