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Message-ID: <20201006220014.GA2920793@bogus>
Date: Tue, 6 Oct 2020 17:00:14 -0500
From: Rob Herring <robh@...nel.org>
To: Bogdan Togorean <bogdan.togorean@...log.com>
Cc: dri-devel@...ts.freedesktop.org, David Airlie <airlied@...ux.ie>,
Daniel Vetter <daniel@...ll.ch>,
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: Re: [PATCH 2/2] drm: dt-bindings: adi: axi-hdmi-tx: Add DT bindings
for axi-hdmi-tx
On Mon, Oct 05, 2020 at 05:12:09PM +0300, Bogdan Togorean wrote:
> 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 +++++++++++++++++++
Not a GPU? Goes in .../bindings/display/
> 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
The exact device it's connected to is outside the scope of this binding.
> +
> +required:
> + - compatible
> + - reg
> + - dmas
> + - dma-names
> + - clocks
> + - port
additionalProperties: false
> +
> +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
>
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