[PATCH v4 1/3] dt-bindings: display: panel: Add Samsung S6D7AA0 LCD panel controller

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Add bindings for the S6D7AA0 LCD panel controller, including the
S6D7AA0-LSL080AL02 panel used in the Samsung Galaxy Tab 3 8.0 family
of tablets, and the S6D7AA0-LSL080AL03 and S6D7AA0-LTL101AT01 panels
used in the Samsung Galaxy Tab A 8.0 and 9.7 2015.

Signed-off-by: Artur Weber <aweber.kernel@xxxxxxxxx>
---
Changed in v2:
 - Updated commit message
 - Applied suggestions from Krzysztof Kozlowski
Changed in v3:
 - Correctly applied suggestions
Changed in v4:
 - Added LSL080AL03, LTL101AT01 compatibles
 - Added description to reset-gpios
 - Added vmipi-supply, renamed enable-supply to power-supply
---
 .../display/panel/samsung,s6d7aa0.yaml        | 68 +++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/panel/samsung,s6d7aa0.yaml

diff --git a/Documentation/devicetree/bindings/display/panel/samsung,s6d7aa0.yaml b/Documentation/devicetree/bindings/display/panel/samsung,s6d7aa0.yaml
new file mode 100644
index 000000000000..918f62a78ecd
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/samsung,s6d7aa0.yaml
@@ -0,0 +1,68 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/panel/samsung,s6d7aa0.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Samsung S6D7AA0 MIPI-DSI LCD panel controller
+
+maintainers:
+  - Artur Weber <aweber.kernel@xxxxxxxxx>
+
+allOf:
+  - $ref: panel-common.yaml#
+
+properties:
+  compatible:
+    enum:
+      # 1280x800 LSL080AL02 panel
+      - samsung,s6d7aa0-lsl080al02
+      # 1024x768 LSL080AL03 panel
+      - samsung,s6d7aa0-lsl080al03
+      # 1024x768 LTL101AT01 panel
+      - samsung,s6d7aa0-ltl101at01
+
+  reg: true
+
+  backlight:
+    description: |
+      Backlight to use for the panel. If this property is set on panels
+      that have DSI-based backlight control (LSL080AL03 and LTL101AT01),
+      it overrides the DSI-based backlight.
+
+  reset-gpios:
+    description: Reset GPIO pin, usually GPIO_ACTIVE_LOW.
+
+  power-supply:
+    description: |
+      Main power supply for the panel; the exact voltage differs between
+      panels, and is usually somewhere around 3.3-5v.
+
+  vmipi-supply:
+    description: VMIPI supply, usually 1.8v.
+
+required:
+  - compatible
+  - reg
+  - reset-gpios
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    dsi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        panel@0 {
+            compatible = "samsung,s6d7aa0-lsl080al02";
+            reg = <0>;
+            power-supply = <&display_3v3_supply>;
+            reset-gpios = <&gpf0 4 GPIO_ACTIVE_LOW>;
+            backlight = <&backlight>;
+        };
+    };
+
+...
-- 
2.40.1




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