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From: Rob Herring <robh@kernel.org>
To: Phong LE <ple@baylibre.com>
Cc: narmstrong@baylibre.com, airlied@linux.ie, daniel@ffwll.ch,
	mark.rutland@arm.com, a.hajda@samsung.com,
	Laurent.pinchart@ideasonboard.com, jonas@kwiboo.se,
	jernej.skrabec@siol.net, sam@ravnborg.org, mripard@kernel.org,
	heiko.stuebner@theobroma-systems.com, linus.walleij@linaro.org,
	stephan@gerhold.net, icenowy@aosc.io, broonie@kernel.org,
	mchehab+samsung@kernel.org, davem@davemloft.net,
	gregkh@linuxfoundation.org, Jonathan.Cameron@huawei.com,
	andriy.shevchenko@linux.intel.com,
	dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 2/4] dt-bindings: display: bridge: add it66121 bindings
Date: Mon, 23 Mar 2020 16:09:05 -0600	[thread overview]
Message-ID: <20200323220905.GA17573@bogus> (raw)
In-Reply-To: <20200311125135.30832-3-ple@baylibre.com>

On Wed, Mar 11, 2020 at 01:51:33PM +0100, Phong LE wrote:
> Add the ITE bridge HDMI it66121 bindings.
> 
> Signed-off-by: Phong LE <ple@baylibre.com>
> ---
>  .../bindings/display/bridge/ite,it66121.yaml  | 98 +++++++++++++++++++
>  1 file changed, 98 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml
> 
> diff --git a/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml b/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml
> new file mode 100644
> index 000000000000..1717e880d130
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml
> @@ -0,0 +1,98 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/bridge/ite,it66121.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: ITE it66121 HDMI bridge Device Tree Bindings
> +
> +maintainers:
> +  - Phong LE <ple@baylibre.com>
> +  - Neil Armstrong <narmstrong@baylibre.com>
> +
> +description: |
> +  The IT66121 is a high-performance and low-power single channel HDMI
> +  transmitter, fully compliant with HDMI 1.3a, HDCP 1.2 and backward compatible
> +  to DVI 1.0 specifications.
> +
> +properties:
> +  compatible:
> +    const: ite,it66121
> +
> +  reg:
> +    maxItems: 1
> +    description: base I2C address of the device
> +
> +  reset-gpios:
> +    maxItems: 1
> +    description: GPIO connected to active low reset
> +
> +  vrf12-supply:
> +    maxItems: 1

Drop this. Supplies are always a single item.

> +    description: Regulator for 1.2V analog core power.
> +
> +  vcn33-supply:
> +    maxItems: 1
> +    description: Regulator for 3.3V digital core power.
> +
> +  vcn18-supply:
> +    maxItems: 1
> +    description: Regulator for 1.8V IO core power.
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  pclk-dual-edge:
> +    maxItems: 1

Not a valid property if this is boolean.

> +    description: enable pclk dual edge mode.
> +
> +  port:

You should have an output port to a connector node.

> +    type: object
> +
> +    properties:
> +      endpoint:
> +        type: object
> +        description: |
> +          Input endpoints of the bridge.
> +
> +    required:
> +      - endpoint
> +
> +required:
> +  - compatible
> +  - reg
> +  - reset-gpios
> +  - vrf12-supply
> +  - vcn33-supply
> +  - vcn18-supply
> +  - interrupts
> +  - port
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    i2c6 {

i2c {

> +      #address-cells = <1>;
> +      #size-cells = <0>;
> +
> +      it66121hdmitx: it66121hdmitx@4c {
> +        compatible = "ite,it66121";
> +        pinctrl-names = "default";
> +        pinctrl-0 = <&ite_pins_default>;
> +        vcn33-supply = <&mt6358_vcn33_wifi_reg>;
> +        vcn18-supply = <&mt6358_vcn18_reg>;
> +        vrf12-supply = <&mt6358_vrf12_reg>;
> +        reset-gpios = <&pio 160 1 /* GPIO_ACTIVE_LOW */>;
> +        interrupt-parent = <&pio>;
> +        interrupts = <4 8 /* IRQ_TYPE_LEVEL_LOW */>;
> +        reg = <0x4c>;
> +        pclk-dual-edge;
> +
> +        port {
> +          it66121_in: endpoint {
> +            remote-endpoint = <&display_out>;
> +          };
> +        };
> +      };
> +    };
> -- 
> 2.17.1
> 

  parent reply	other threads:[~2020-03-23 22:09 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-11 12:51 [PATCH v2 0/4] Add it66121 driver Phong LE
2020-03-11 12:51 ` [PATCH v2 1/4] dt-bindings: add ITE vendor Phong LE
2020-03-23 22:04   ` Rob Herring
2020-03-11 12:51 ` [PATCH v2 2/4] dt-bindings: display: bridge: add it66121 bindings Phong LE
2020-03-13 13:40   ` Laurent Pinchart
2020-03-13 14:12     ` Neil Armstrong
2020-03-13 14:17       ` Laurent Pinchart
2020-03-13 15:29         ` Neil Armstrong
2020-03-23 22:09   ` Rob Herring [this message]
2020-03-11 12:51 ` [PATCH v2 3/4] drm: bridge: add it66121 driver Phong LE
2020-03-11 13:55   ` Andy Shevchenko
2020-03-12  0:53     ` Laurent Pinchart
2020-03-12  8:40       ` Andy Shevchenko
2020-03-13 13:55   ` Laurent Pinchart
2020-06-11 15:22   ` Drew Fustini
2020-03-11 12:51 ` [PATCH v2 4/4] MAINTAINERS: add it66121 HDMI bridge driver entry Phong LE
2020-03-11 13:22   ` Andy Shevchenko

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