Re: [PATCH v2 1/4] dt-bindings: display: Add IPK DSI subsystem bindings

[Rob Herring <robh@kernel.org>]

On Mon,  6 Apr 2020 15:24:11 +0200, Angelo Ribeiro wrote:
> Add dt-bindings for Synopsys DesignWare MIPI DSI Host and VPG (Video
> Pattern Generator) support in the IPK display subsystem.
> 
> The Synopsys DesignWare IPK display video pipeline is composed by a DSI
> controller (snps,dw-ipk-dsi) and a VPG (snps,dw-ipk-vpg) as DPI
> stimulus. Typically is used the Raspberry Pi
> (raspberrypi,7inch-touchscreen-panel) as DSI panel that requires a
> I2C controller (snps,designware-i2c).
> 
> Reported-by: Rob Herring <robh+dt@kernel.org>
> Cc: David Airlie <airlied@linux.ie>
> Cc: Daniel Vetter <daniel@ffwll.ch>
> Cc: Rob Herring <robh+dt@kernel.org>
> Cc: Mark Rutland <mark.rutland@arm.com>
> Cc: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
> Cc: Joao Pinto <jpinto@synopsys.com>
> Signed-off-by: Angelo Ribeiro <angelo.ribeiro@synopsys.com>
> ---
>  .../bindings/display/snps,dw-ipk-dsi.yaml          | 162 +++++++++++++++++++++
>  .../bindings/display/snps,dw-ipk-vpg.yaml          |  75 ++++++++++
>  2 files changed, 237 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/snps,dw-ipk-dsi.yaml
>  create mode 100644 Documentation/devicetree/bindings/display/snps,dw-ipk-vpg.yaml
> 

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

Documentation/devicetree/bindings/display/snps,dw-ipk-dsi.example.dts:60.17-30: Warning (reg_format): /example-0/i2c@0x01000/lcd@45:reg: property has invalid length (4 bytes) (#address-cells == 2, #size-cells == 1)
Documentation/devicetree/bindings/display/snps,dw-ipk-dsi.example.dt.yaml: Warning (pci_device_bus_num): Failed prerequisite 'reg_format'
Documentation/devicetree/bindings/display/snps,dw-ipk-dsi.example.dts:49.21-68.11: Warning (i2c_bus_bridge): /example-0/i2c@0x01000: incorrect #address-cells for I2C bus
Documentation/devicetree/bindings/display/snps,dw-ipk-dsi.example.dts:49.21-68.11: Warning (i2c_bus_bridge): /example-0/i2c@0x01000: incorrect #size-cells for I2C bus
Documentation/devicetree/bindings/display/snps,dw-ipk-dsi.example.dt.yaml: Warning (i2c_bus_reg): Failed prerequisite 'reg_format'
Documentation/devicetree/bindings/display/snps,dw-ipk-dsi.example.dt.yaml: Warning (i2c_bus_reg): Failed prerequisite 'i2c_bus_bridge'
Documentation/devicetree/bindings/display/snps,dw-ipk-dsi.example.dt.yaml: Warning (spi_bus_reg): Failed prerequisite 'reg_format'
Documentation/devicetree/bindings/display/snps,dw-ipk-dsi.example.dts:58.20-67.15: Warning (avoid_default_addr_size): /example-0/i2c@0x01000/lcd@45: Relying on default #address-cells value
Documentation/devicetree/bindings/display/snps,dw-ipk-dsi.example.dts:58.20-67.15: Warning (avoid_default_addr_size): /example-0/i2c@0x01000/lcd@45: Relying on default #size-cells value
/builds/robherring/linux-dt-review/Documentation/devicetree/bindings/display/snps,dw-ipk-vpg.example.dt.yaml: example-0: 'dw-dsi-vpg@0x03000' does not match any of the regexes: '.*-names$', '.*-supply$', '^#.*-cells$', '^#[a-zA-Z0-9,+\\-._]{0,63}$', '^[a-zA-Z][a-zA-Z0-9,+\\-._]{0,63}$', '^[a-zA-Z][a-zA-Z0-9,+\\-._]{0,63}@[0-9a-fA-F]+(,[0-9a-fA-F]+)*$', '^__.*__$', 'pinctrl-[0-9]+'
/builds/robherring/linux-dt-review/Documentation/devicetree/bindings/display/snps,dw-ipk-vpg.example.dt.yaml: dw-dsi-vpg@0x03000: '#address-cells', '#size-cells' do not match any of the regexes: 'pinctrl-[0-9]+'
/builds/robherring/linux-dt-review/Documentation/devicetree/bindings/display/snps,dw-ipk-dsi.example.dt.yaml: example-0: 'dw-ipk-dsi@0x02000', 'i2c@0x01000' do not match any of the regexes: '.*-names$', '.*-supply$', '^#.*-cells$', '^#[a-zA-Z0-9,+\\-._]{0,63}$', '^[a-zA-Z][a-zA-Z0-9,+\\-._]{0,63}$', '^[a-zA-Z][a-zA-Z0-9,+\\-._]{0,63}@[0-9a-fA-F]+(,[0-9a-fA-F]+)*$', '^__.*__$', 'pinctrl-[0-9]+'
/builds/robherring/linux-dt-review/Documentation/devicetree/bindings/display/snps,dw-ipk-dsi.example.dt.yaml: dw-ipk-dsi@0x02000: clock-names: ['pclk', 'ref'] is too short
/builds/robherring/linux-dt-review/Documentation/devicetree/bindings/display/snps,dw-ipk-dsi.example.dt.yaml: dw-ipk-dsi@0x02000: 'reset' is a required property

See https://patchwork.ozlabs.org/patch/1266879

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.