dt-bindings: Add devicetree bindings

Add snapshot of device tree bindings from keystone common kernel, branch
"android-mainline-keystone-qcom-release" at c4c12103f9c0 ("Snap for 9228065
from e32903b9a63bb558df8b803b076619c53c16baad to
android-mainline-keystone-qcom-release").

Change-Id: I7682079615cbd9f29340a5c1f2a1d84ec441a1f1
Signed-off-by: Melody Olvera <quic_molvera@quicinc.com>

bindings/display/connector/analog-tv-connector.yaml

@@ -0,0 +1,53 @@
+# SPDX-License-Identifier: GPL-2.0-only
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/connector/analog-tv-connector.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog TV Connector
+
+maintainers:
+  - Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
+
+properties:
+  compatible:
+    enum:
+      - composite-video-connector
+      - svideo-connector
+
+  label: true
+
+  sdtv-standards:
+    description:
+      Limit the supported TV standards on a connector to the given ones. If
+      not specified all TV standards are allowed. Possible TV standards are
+      defined in include/dt-bindings/display/sdtv-standards.h.
+    $ref: /schemas/types.yaml#/definitions/uint32
+
+  port:
+    $ref: /schemas/graph.yaml#/properties/port
+    description: Connection to controller providing analog TV signals
+
+required:
+  - compatible
+  - port
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/display/sdtv-standards.h>
+
+    connector {
+        compatible = "composite-video-connector";
+        label = "tv";
+        sdtv-standards = <(SDTV_STD_PAL | SDTV_STD_NTSC)>;
+
+        port {
+            tv_connector_in: endpoint {
+                remote-endpoint = <&venc_out>;
+            };
+        };
+    };
+
+...

bindings/display/connector/dp-connector.yaml

@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/connector/dp-connector.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: DisplayPort Connector
+
+maintainers:
+  - Tomi Valkeinen <tomi.valkeinen@ti.com>
+
+properties:
+  compatible:
+    const: dp-connector
+
+  label: true
+
+  type:
+    enum:
+      - full-size
+      - mini
+
+  hpd-gpios:
+    description: A GPIO line connected to HPD
+    maxItems: 1
+
+  dp-pwr-supply:
+    description: Power supply for the DP_PWR pin
+
+  port:
+    $ref: /schemas/graph.yaml#/properties/port
+    description: Connection to controller providing DP signals
+
+required:
+  - compatible
+  - type
+  - port
+
+additionalProperties: false
+
+examples:
+  - |
+    connector {
+        compatible = "dp-connector";
+        label = "dp0";
+        type = "full-size";
+
+        port {
+            dp_connector_in: endpoint {
+                remote-endpoint = <&dp_out>;
+            };
+        };
+    };
+
+...

bindings/display/connector/dvi-connector.yaml

@@ -0,0 +1,71 @@
+# SPDX-License-Identifier: GPL-2.0-only
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/connector/dvi-connector.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: DVI Connector
+
+maintainers:
+  - Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
+
+properties:
+  compatible:
+    const: dvi-connector
+
+  label: true
+
+  hpd-gpios:
+    description: A GPIO line connected to HPD
+    maxItems: 1
+
+  ddc-i2c-bus:
+    description: phandle link to the I2C controller used for DDC EDID probing
+    $ref: /schemas/types.yaml#/definitions/phandle
+
+  analog:
+    type: boolean
+    description: the connector has DVI analog pins
+
+  digital:
+    type: boolean
+    description: the connector has DVI digital pins
+
+  dual-link:
+    type: boolean
+    description: the connector has pins for DVI dual-link
+
+  port:
+    $ref: /schemas/graph.yaml#/properties/port
+    description: Connection to controller providing DVI signals
+
+required:
+  - compatible
+  - port
+
+anyOf:
+  - required:
+      - analog
+  - required:
+      - digital
+
+additionalProperties: false
+
+examples:
+  - |
+    connector {
+        compatible = "dvi-connector";
+        label = "dvi";
+
+        digital;
+
+        ddc-i2c-bus = <&i2c3>;
+
+        port {
+            dvi_connector_in: endpoint {
+                remote-endpoint = <&tfp410_out>;
+            };
+        };
+    };
+
+...

bindings/display/connector/hdmi-connector.yaml

@@ -0,0 +1,65 @@
+# SPDX-License-Identifier: GPL-2.0-only
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/connector/hdmi-connector.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: HDMI Connector
+
+maintainers:
+  - Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
+
+properties:
+  compatible:
+    const: hdmi-connector
+
+  type:
+    description: The HDMI connector type
+    enum:
+      - a   # Standard full size
+      - b   # Never deployed?
+      - c   # Mini
+      - d   # Micro
+      - e   # automotive
+
+  label: true
+
+  hpd-gpios:
+    description: A GPIO line connected to HPD
+    maxItems: 1
+
+  ddc-i2c-bus:
+    description: phandle link to the I2C controller used for DDC EDID probing
+    $ref: /schemas/types.yaml#/definitions/phandle
+
+  ddc-en-gpios:
+    description: GPIO signal to enable DDC bus
+    maxItems: 1
+
+  port:
+    $ref: /schemas/graph.yaml#/properties/port
+    description: Connection to controller providing HDMI signals
+
+required:
+  - compatible
+  - port
+  - type
+
+additionalProperties: false
+
+examples:
+  - |
+    connector {
+        compatible = "hdmi-connector";
+        label = "hdmi";
+
+        type = "a";
+
+        port {
+            hdmi_connector_in: endpoint {
+                remote-endpoint = <&tpd12s015_out>;
+            };
+        };
+    };
+
+...

bindings/display/connector/vga-connector.yaml

@@ -0,0 +1,47 @@
+# SPDX-License-Identifier: GPL-2.0-only
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/connector/vga-connector.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: VGA Connector
+
+maintainers:
+  - Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
+
+properties:
+  compatible:
+    const: vga-connector
+
+  label: true
+
+  ddc-i2c-bus:
+    description: phandle link to the I2C controller used for DDC EDID probing
+    $ref: /schemas/types.yaml#/definitions/phandle
+
+  port:
+    $ref: /schemas/graph.yaml#/properties/port
+    description: Connection to controller providing VGA signals
+
+required:
+  - compatible
+  - port
+
+additionalProperties: false
+
+examples:
+  - |
+    connector {
+        compatible = "vga-connector";
+        label = "vga";
+
+        ddc-i2c-bus = <&i2c3>;
+
+        port {
+            vga_connector_in: endpoint {
+                remote-endpoint = <&adv7123_out>;
+            };
+        };
+    };
+
+...