dt-bindings: display: Add SSD132x OLED controllers

Add a Device Tree binding schema for the OLED panels based on the Solomon
SSD132x family of controllers.
Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231014071520.1342189-7-javierm@redhat.com

Documentation/devicetree/bindings/display/solomon,ssd132x.yaml

+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/solomon,ssd132x.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Solomon SSD132x OLED Display Controllers
+
+maintainers:
+  - Javier Martinez Canillas <javierm@redhat.com>
+
+properties:
+  compatible:
+    - enum:
+        - solomon,ssd1322
+        - solomon,ssd1325
+        - solomon,ssd1327
+
+required:
+  - compatible
+  - reg
+
+allOf:
+  - $ref: solomon,ssd-common.yaml#
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: solomon,ssd1322
+    then:
+      properties:
+        width:
+          default: 480
+        height:
+          default: 128
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: solomon,ssd1325
+    then:
+      properties:
+        width:
+          default: 128
+        height:
+          default: 80
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: solomon,ssd1327
+    then:
+      properties:
+        width:
+          default: 128
+        height:
+          default: 128
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    i2c {
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            oled@3c {
+                    compatible = "solomon,ssd1327";
+                    reg = <0x3c>;
+                    reset-gpios = <&gpio2 7>;
+            };
+
+    };
+  - |
+    spi {
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            oled@0 {
+                    compatible = "solomon,ssd1327";
+                    reg = <0x0>;
+                    reset-gpios = <&gpio2 7>;
+                    dc-gpios = <&gpio2 8>;
+                    spi-max-frequency = <10000000>;
+            };
+    };

MAINTAINERS

@@ -6766,7 +6766,7 @@ M:	Javier Martinez Canillas <javierm@redhat.com>
 S:	Maintained
 T:	git git://anongit.freedesktop.org/drm/drm-misc
 F:	Documentation/devicetree/bindings/display/solomon,ssd-common.yaml
-F:	Documentation/devicetree/bindings/display/solomon,ssd1307fb.yaml
+F:	Documentation/devicetree/bindings/display/solomon,ssd13*.yaml
 F:	drivers/gpu/drm/solomon/ssd130x*
 
 DRM DRIVER FOR ST-ERICSSON MCDE