dt-bindings: display: panel: Add boe tv101wum-n16 panel bindings

Add documentation for "boe,tv101wum-n16", "auo,kd101n80-45na",
"boe,tv101wum-n53" and "auo,b101uan08.3" panels.
Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
[dropped Rob from list of maintainers - verified on irc]
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200116021511.22675-2-jitao.shi@mediatek.com

Documentation/devicetree/bindings/display/panel/boe,tv101wum-nl6.yaml

+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/boe,tv101wum-nl6.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: BOE TV101WUM-NL6 DSI Display Panel
+
+maintainers:
+  - Thierry Reding <thierry.reding@gmail.com>
+  - Sam Ravnborg <sam@ravnborg.org>
+
+allOf:
+  - $ref: panel-common.yaml#
+
+properties:
+  compatible:
+    enum:
+        # BOE TV101WUM-NL6 10.1" WUXGA TFT LCD panel
+      - boe,tv101wum-nl6
+        # AUO KD101N80-45NA 10.1" WUXGA TFT LCD panel
+      - auo,kd101n80-45na
+        # BOE TV101WUM-N53 10.1" WUXGA TFT LCD panel
+      - boe,tv101wum-n53
+        # AUO B101UAN08.3 10.1" WUXGA TFT LCD panel
+      - auo,b101uan08.3
+
+  reg:
+    description: the virtual channel number of a DSI peripheral
+
+  enable-gpios:
+    description: a GPIO spec for the enable pin
+
+  pp1800-supply:
+    description: core voltage supply
+
+  avdd-supply:
+    description: phandle of the regulator that provides positive voltage
+
+  avee-supply:
+    description: phandle of the regulator that provides negative voltage
+
+  backlight:
+    description: phandle of the backlight device attached to the panel
+
+  port: true
+
+required:
+ - compatible
+ - reg
+ - enable-gpios
+ - pp1800-supply
+ - avdd-supply
+ - avee-supply
+
+additionalProperties: false
+
+examples:
+  - |
+    dsi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+        panel@0 {
+            compatible = "boe,tv101wum-nl6";
+            reg = <0>;
+            enable-gpios = <&pio 45 0>;
+            avdd-supply = <&ppvarn_lcd>;
+            avee-supply = <&ppvarp_lcd>;
+            pp1800-supply = <&pp1800_lcd>;
+            backlight = <&backlight_lcd0>;
+            status = "okay";
+            port {
+                panel_in: endpoint {
+                    remote-endpoint = <&dsi_out>;
+                };
+            };
+        };
+    };
+
+...