Re: [PATCH v0.5 1/9] dt-bindings: display: imx: add binding for i.MX8MP HDMI TX

From: Rob Herring <robh@kernel.org>
To: Lucas Stach <l.stach@pengutronix.de>
Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
	dri-devel@lists.freedesktop.org, Shawn Guo <shawnguo@kernel.org>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	NXP Linux Team <linux-imx@nxp.com>,
	Alexander Stein <alexander.stein@ew.tq-group.com>,
	Marek Vasut <marex@denx.de>,
	patchwork-lst@pengutronix.de, Sandor Yu <Sandor.yu@nxp.com>,
	linux-phy@lists.infradead.org,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Robert Foss <robert.foss@linaro.org>,
	Andrzej Hajda <andrzej.hajda@intel.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>
Subject: Re: [PATCH v0.5 1/9] dt-bindings: display: imx: add binding for i.MX8MP HDMI TX
Date: Tue, 10 May 2022 13:12:44 -0500	[thread overview]
Message-ID: <YnqrHDi6yBT/d9PK@robh.at.kernel.org> (raw)
In-Reply-To: <20220506181034.2001548-2-l.stach@pengutronix.de>

On Fri, May 06, 2022 at 08:10:26PM +0200, Lucas Stach wrote:
> The HDMI TX controller on the i.MX8MP SoC is a Synopsys designware IP
> core with a little bit of SoC integration around it.
> 
> Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
> ---
>  .../bindings/display/imx/fsl,imx8mp-hdmi.yaml | 73 +++++++++++++++++++
>  1 file changed, 73 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/imx/fsl,imx8mp-hdmi.yaml
> 
> diff --git a/Documentation/devicetree/bindings/display/imx/fsl,imx8mp-hdmi.yaml b/Documentation/devicetree/bindings/display/imx/fsl,imx8mp-hdmi.yaml
> new file mode 100644
> index 000000000000..bd9a2b135176
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/imx/fsl,imx8mp-hdmi.yaml
> @@ -0,0 +1,73 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/imx/fsl,imx8mp-hdmi.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Freescale i.MX8MP DWC HDMI TX Encoder
> +
> +maintainers:
> +  - Lucas Stach <l.stach@pengutronix.de>
> +
> +description: |
> +  The HDMI transmitter is a Synopsys DesignWare HDMI 2.0 TX controller IP.
> +
> +allOf:
> +  - $ref: ../bridge/synopsys,dw-hdmi.yaml#
> +
> +properties:
> +  compatible:
> +    enum:
> +      - fsl,imx8mp-hdmi
> +
> +  reg:
> +    maxItems: 1
> +
> +  reg-io-width:
> +    const: 1
> +
> +  clocks:
> +    maxItems: 5
> +
> +  clock-names:
> +    items:
> +      - {}
> +      - {}
> +      - const: cec
> +      - const: pix
> +      - const: fdcc 
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  power-domains:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - clock-names
> +  - interrupts
> +  - power-domains
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    #include <dt-bindings/clock/imx8mp-clock.h>
> +    #include <dt-bindings/power/imx8mp-power.h>
> +
> +    hdmi@32fd8000 {
> +        compatible = "fsl,imx8mp-hdmi";
> +        reg = <0x32fd8000 0x7eff>;
> +        interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
> +        clocks = <&clk IMX8MP_CLK_HDMI_APB>,
> +                 <&clk IMX8MP_CLK_HDMI_REF_266M>,
> +                 <&clk IMX8MP_CLK_32K>,
> +                 <&hdmi_tx_phy>;
> +        clock-names = "iahb", "isfr", "cec", "pix";

The schema says there are 5 entries.

> +        power-domains = <&hdmi_blk_ctrl IMX8MP_HDMIBLK_PD_HDMI_TX>;
> +        reg-io-width = <1>;
> +    };
> -- 
> 2.30.2
> 
> 

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