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Date:   Mon, 30 Mar 2020 09:44:04 -0600
From:   Rob Herring <robh@kernel.org>
To:     Adrian Ratiu <adrian.ratiu@collabora.com>
Cc:     linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
        linux-stm32@st-md-mailman.stormreply.com,
        linux-rockchip@lists.infradead.org,
        dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
        linux-imx@nxp.com, kernel@collabora.com,
        Andrzej Hajda <a.hajda@samsung.com>,
        Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
        Jonas Karlman <jonas@kwiboo.se>,
        Jernej Skrabec <jernej.skrabec@siol.net>,
        Neil Armstrong <narmstrong@baylibre.com>,
        Sjoerd Simons <sjoerd.simons@collabora.com>,
        Martyn Welch <martyn.welch@collabora.com>
Subject: Re: [PATCH v5 5/5] dt-bindings: display: add i.MX6 MIPI DSI host
 controller doc
Message-ID: <20200330154404.GA26389@bogus>
References: <20200330113542.181752-1-adrian.ratiu@collabora.com>
 <20200330113542.181752-6-adrian.ratiu@collabora.com>
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On Mon, 30 Mar 2020 14:35:42 +0300, Adrian Ratiu wrote:
> This provides an example DT binding for the MIPI DSI host controller
> present on the i.MX6 SoC based on Synopsis DesignWare v1.01 IP.
> 
> Cc: Rob Herring <robh@kernel.org>
> Cc: Neil Armstrong <narmstrong@baylibre.com>
> Cc: devicetree@vger.kernel.org
> Signed-off-by: Sjoerd Simons <sjoerd.simons@collabora.com>
> Signed-off-by: Martyn Welch <martyn.welch@collabora.com>
> Signed-off-by: Adrian Ratiu <adrian.ratiu@collabora.com>
> ---
> Changes since v4:
>   - Fixed yaml binding to pass `make dt_binding_check dtbs_check`
>   and addressed received binding feedback (Rob)
> 
> Changes since v3:
>   - Added commit message (Neil)
>   - Converted to yaml format (Neil)
>   - Minor dt node + driver fixes (Rob)
>   - Added small panel example to the host controller binding
> 
> Changes since v2:
>   - Fixed commit tags (Emil)
> ---
>  .../display/imx/fsl,mipi-dsi-imx6.yaml        | 134 ++++++++++++++++++
>  1 file changed, 134 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/imx/fsl,mipi-dsi-imx6.yaml
> 

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

Documentation/devicetree/bindings/display/imx/fsl,mipi-dsi-imx6.example.dts:34.21-31: Warning (reg_format): /example-0/dsi@21e0000/ports/port@1:reg: property has invalid length (4 bytes) (#address-cells == 2, #size-cells == 1)
Documentation/devicetree/bindings/display/imx/fsl,mipi-dsi-imx6.example.dt.yaml: Warning (pci_device_bus_num): Failed prerequisite 'reg_format'
Documentation/devicetree/bindings/display/imx/fsl,mipi-dsi-imx6.example.dt.yaml: Warning (i2c_bus_reg): Failed prerequisite 'reg_format'
Documentation/devicetree/bindings/display/imx/fsl,mipi-dsi-imx6.example.dt.yaml: Warning (spi_bus_reg): Failed prerequisite 'reg_format'
Documentation/devicetree/bindings/display/imx/fsl,mipi-dsi-imx6.example.dts:33.24-38.19: Warning (avoid_default_addr_size): /example-0/dsi@21e0000/ports/port@1: Relying on default #address-cells value
Documentation/devicetree/bindings/display/imx/fsl,mipi-dsi-imx6.example.dts:33.24-38.19: Warning (avoid_default_addr_size): /example-0/dsi@21e0000/ports/port@1: Relying on default #size-cells value
Documentation/devicetree/bindings/display/imx/fsl,mipi-dsi-imx6.example.dts:33.24-38.19: Warning (graph_port): /example-0/dsi@21e0000/ports/port@1: graph node '#address-cells' is -1, must be 1
Documentation/devicetree/bindings/display/imx/fsl,mipi-dsi-imx6.example.dts:33.24-38.19: Warning (graph_port): /example-0/dsi@21e0000/ports/port@1: graph node '#size-cells' is -1, must be 0

See https://patchwork.ozlabs.org/patch/1263893

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.