linux-kernel - [PATCH 2/2] drm: dt-bindings: adi: axi-hdmi-tx: Add DT bindings for axi-hdmi-tx

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Message-ID: <20201005141226.180655-2-bogdan.togorean@analog.com>
Date:   Mon, 5 Oct 2020 17:12:09 +0300
From:   Bogdan Togorean <bogdan.togorean@...log.com>
To:     <dri-devel@...ts.freedesktop.org>
CC:     Bogdan Togorean <bogdan.togorean@...log.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Alexandru Ardelean <alexandru.ardelean@...log.com>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Mike Looijmans <mike.looijmans@...ic.nl>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH 2/2] drm: dt-bindings: adi: axi-hdmi-tx: Add DT bindings for axi-hdmi-tx

Add YAML device tree bindings for Analog Devices Inc. AXI HDMI TX
IP core DRM driver.

Signed-off-by: Bogdan Togorean <bogdan.togorean@...log.com>
---
 .../bindings/gpu/adi,axi-hdmi-tx.yaml         | 70 +++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/gpu/adi,axi-hdmi-tx.yaml

diff --git a/Documentation/devicetree/bindings/gpu/adi,axi-hdmi-tx.yaml b/Documentation/devicetree/bindings/gpu/adi,axi-hdmi-tx.yaml
new file mode 100644
index 000000000000..ab7e71d14d1d
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpu/adi,axi-hdmi-tx.yaml
@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpu/adi,axi-hdmi-tx.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AXI HDMI TX HDL core
+
+maintainers:
+  - Bogdan Togorean <bogdan.togorean@...log.com>
+
+description: |
+  The AXI HDMI HDL driver is the driver for the HDL graphics core which
+  is used on various FPGA designs. It's mostly used to interface with
+  the ADV7511 driver on some Zynq boards (e.g. ZC702 & ZedBoard).
+
+properties:
+  compatible:
+    const: adi,axi-hdmi-tx-1.00.a
+
+  reg:
+    maxItems: 1
+
+  dmas:
+    items:
+      - description: phandle to AXIS DMA controller
+    maxItems: 1
+
+  dma-names:
+    items:
+      - const: video
+
+  clocks:
+    maxItems: 1
+    description: phandle to the pixel clock
+
+  adi,is-rgb:
+    type: boolean
+    description: control color space conversion
+
+  port:
+    type: object
+    description: |
+      Port as described in Documentation/devicetree/bindings/graph.txt.
+      Remote output connection to ADV7511 driver
+
+required:
+  - compatible
+  - reg
+  - dmas
+  - dma-names
+  - clocks
+  - port
+
+examples:
+  - |
+    axi_hdmi_tx: axi_hdmi@...00000 {
+            compatible = "adi,axi-hdmi-tx-1.00.a";
+            reg = <0x70e00000 0x10000>;
+            dmas = <&hdmi_dma 0>;
+            dma-names = "video";
+            clocks = <&hdmi_clock>;
+
+            port {
+                    axi_hdmi_out: endpoint {
+                            remote-endpoint = <&zynq_hdmi_in>;
+                    };
+            };
+    };
+...
-- 
2.28.0