[PATCH v5? 3/6] dt-bindings: display: bridge: Add schema for Synopsys DW HDMI QP TX IP
Shimrra Shai
shimrrashai at gmail.com
Fri Aug 30 08:28:24 PDT 2024
diff --git a/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi-qp.yaml b/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi-qp.yaml
new file mode 100644
index 000000000..141899ba2
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/bridge/synopsys,dw-hdmi-qp.yaml
@@ -0,0 +1,89 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/bridge/synopsys,dw-hdmi-qp.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Common Properties for Synopsys DesignWare HDMI QP TX Controller IP
+
+maintainers:
+ - Cristian Ciocaltea <cristian.ciocaltea at collabora.com>
+ - Shimrra Shai <shimrrashai at gmail.com>
+
+description: |
+ The Synopsys DesignWare HDMI 2.1 Quad-Pixel (QP) TX Controller IP core
+ supports the following features, among others:
+
+ * Fixed Rate Link (FRL)
+ * Display Stream Compression (DSC)
+ * 4K at 120Hz and 8K at 60Hz video modes
+ * Variable Refresh Rate (VRR) including Quick Media Switching (QMS)
+ * Fast Vactive (FVA)
+ * SCDC I2C DDC access
+ * Multi-stream audio
+ * Enhanced Audio Return Channel (EARC)
+
+ Note this is not a full dt-binding specification, but is meant to be
+ referenced by platform-specific bindings for this IP core.
+
+properties:
+ reg:
+ maxItems: 1
+
+ clocks:
+ minItems: 4
+ maxItems: 6
+ items:
+ - description: Peripheral/APB bus clock
+ - description: EARC RX biphase clock
+ - description: Reference clock
+ - description: Audio interface clock
+ additionalItems: true
+
+ clock-names:
+ minItems: 4
+ maxItems: 6
+ items:
+ - const: pclk
+ - const: earc
+ - const: ref
+ - const: aud
+ additionalItems: true
+
+ interrupts:
+ minItems: 4
+ maxItems: 5
+ items:
+ - description: AVP Unit interrupt
+ - description: CEC interrupt
+ - description: eARC RX interrupt
+ - description: Main Unit interrupt
+ additionalItems: true
+
+ interrupt-names:
+ minItems: 4
+ maxItems: 5
+ items:
+ - const: avp
+ - const: cec
+ - const: earc
+ - const: main
+ additionalItems: true
+
+ ports:
+ $ref: /schemas/graph.yaml#/properties/ports
+
+ properties:
+ port at 0:
+ $ref: /schemas/graph.yaml#/properties/port
+ description: Video port for RGB/YUV input.
+
+ port at 1:
+ $ref: /schemas/graph.yaml#/properties/port
+ description: Video port for HDMI/eDP output.
+
+ required:
+ - port at 0
+ - port at 1
+
+additionalProperties: true
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