[PATCH v5 1/3] dt-bindings: display: panel: Add Samsung S6D7AA0 LCD panel controller

Artur Weber
2023-05-19T17:04:10Z

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@gmail.com>
---
Changed in v2:
- Updated commit message
- Added reg to required properties
- Reordered required properties
Changed in v3:
- Fixed patch that didn't apply
Changed in v4:
- Added LSL080AL03, LTL101AT01 compatibles
- Added description to reset-gpios
- Added vmipi-supply, renamed enable-supply to power-supply
Changed in v5:
- Changed compatibles to avoid concatenating multiple model numbers
- Removed '|' from multiline descriptions
- Fixed license
---
.../display/panel/samsung,s6d7aa0.yaml | 70 +++++++++++++++++++
1 file changed, 70 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..45a236d2cc70
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/samsung,s6d7aa0.yaml
@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%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@gmail.com>
+
+allOf:
+ - $ref: panel-common.yaml#
+
+properties:
+ compatible:
+ items:
+ - enum:
+ # 1280x800 LSL080AL02 panel
+ - samsung,lsl080al02
+ # 1024x768 LSL080AL03 panel
+ - samsung,lsl080al03
+ # 1024x768 LTL101AT01 panel
+ - samsung,ltl101at01
+ - const: samsung,s6d7aa0
+
+ 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,lsl080al02", "samsung,s6d7aa0";
+ reg = <0>;
+ power-supply = <&display_3v3_supply>;
+ reset-gpios = <&gpf0 4 GPIO_ACTIVE_LOW>;
+ backlight = <&backlight>;
+ };
+ };
+
+...
--
2.40.1