Re: [PATCH v9 1/2] dt-bindings: drm/bridge: anx7625: MIPI to DP transmitter binding

From: Rob Herring <robh@kernel.org>
To: Xin Ji <xji@analogixsemi.com>
Cc: devel@driverdev.osuosl.org,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Andrzej Hajda <a.hajda@samsung.com>,
	Nicolas Boichat <drinkcat@google.com>,
	Sam Ravnborg <sam@ravnborg.org>,
	devicetree@vger.kernel.org,
	Neil Armstrong <narmstrong@baylibre.com>,
	Jonas Karlman <jonas@kwiboo.se>,
	Jernej Skrabec <jernej.skrabec@siol.net>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Dan Carpenter <dan.carpenter@oracle.com>,
	Nicolas Boichat <drinkcat@chromium.org>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	Pi-Hsun Shih <pihsun@chromium.org>,
	Sheng Pan <span@analogixsemi.com>
Subject: Re: [PATCH v9 1/2] dt-bindings: drm/bridge: anx7625: MIPI to DP transmitter binding
Date: Fri, 1 May 2020 16:11:50 -0500	[thread overview]
Message-ID: <20200501211150.GA537@bogus> (raw)
In-Reply-To: <a5d43ffb0250468050be5b9271567fadd0fe4e1c.1588236052.git.xji@analogixsemi.com>

On Thu, 30 Apr 2020 17:34:11 +0800, Xin Ji wrote:
> The ANX7625 is an ultra-low power 4K Mobile HD Transmitter designed
> for portable device. It converts MIPI to DisplayPort 1.3 4K.
> 
> You can add support to your board with binding.
> 
> Example:
> 	anx7625_bridge: encoder@58 {
> 		compatible = "analogix,anx7625";
> 		reg = <0x58>;
> 		status = "okay";
> 		enable-gpios = <&pio 45 GPIO_ACTIVE_HIGH>;
> 		reset-gpios = <&pio 73 GPIO_ACTIVE_HIGH>;
> 		#address-cells = <1>;
> 		#size-cells = <0>;
> 
> 		ports {
> 			#address-cells = <1>;
> 			#size-cells = <0>;
> 
> 			mipi2dp_bridge_in: port@0 {
> 				reg = <0>;
> 				anx7625_in: endpoint {
> 					remote-endpoint = <&mipi_dsi>;
> 				};
> 			};
> 
> 			mipi2dp_bridge_out: port@1 {
> 				reg = <1>;
> 				anx7625_out: endpoint {
> 					remote-endpoint = <&panel_in>;
> 				};
> 			};
> 		};
> 	};
> 
> Signed-off-by: Xin Ji <xji@analogixsemi.com>
> ---
>  .../bindings/display/bridge/analogix,anx7625.yaml  | 97 ++++++++++++++++++++++
>  1 file changed, 97 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml
> 

My bot found errors running 'make dt_binding_check' on your patch:

Documentation/devicetree/bindings/display/bridge/analogix,anx7625.example.dts:21.13-26: Warning (reg_format): /example-0/encoder@58:reg: property has invalid length (4 bytes) (#address-cells == 1, #size-cells == 1)
Documentation/devicetree/bindings/display/bridge/analogix,anx7625.example.dt.yaml: Warning (pci_device_reg): Failed prerequisite 'reg_format'
Documentation/devicetree/bindings/display/bridge/analogix,anx7625.example.dt.yaml: Warning (pci_device_bus_num): Failed prerequisite 'reg_format'
Documentation/devicetree/bindings/display/bridge/analogix,anx7625.example.dt.yaml: Warning (simple_bus_reg): Failed prerequisite 'reg_format'
Documentation/devicetree/bindings/display/bridge/analogix,anx7625.example.dt.yaml: Warning (i2c_bus_reg): Failed prerequisite 'reg_format'
Documentation/devicetree/bindings/display/bridge/analogix,anx7625.example.dt.yaml: Warning (spi_bus_reg): Failed prerequisite 'reg_format'

See https://patchwork.ozlabs.org/patch/1280084

If you already ran 'make dt_binding_check' and didn't see the above
error(s), then make sure dt-schema is up to date:

pip3 install git+https://github.com/devicetree-org/dt-schema.git@master --upgrade

Please check and re-submit.