Re: [PATCH v7 1/2] dt-bindings: display: panel: Add bindings for Novatek nt36672a

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Hi Sam,

On Thu, 15 Oct 2020 at 00:14, Sam Ravnborg <sam@xxxxxxxxxxxx> wrote:
>
> Hi Sumit.
> On Wed, Sep 02, 2020 at 12:14:06PM +0530, Sumit Semwal wrote:
> > Novatek nt36672a is a display driver IC that can drive DSI panel. It
> > is also present in the Tianma video mode panel, which is a FHD+ panel
> > with a resolution of 1080x2246 and 6.18 inches size. It is found in
> > some of the Poco F1 phones.
> >
> > This patch adds the display driver for the IC, with support added for
> > this tianma fhd video mode panel.
> >
> > Signed-off-by: Sumit Semwal <sumit.semwal@xxxxxxxxxx>
> > Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
> Reviewed-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
> I assume you will apply the patch yourself.

Thanks, I will.

>
>         Sam
Best,
Sumit.
> >
> > ---
> > v2: remove ports node, making port@0 directly under panel@0 node.
> > v3: updated to replace port@0 to just 'port'.
> > v5: renamed to novatek,nt36672a, since the binding is for the IC and not
> >       the panel.
> > v6: v5 review comments incorporated.
> >     - added enum for the compatible part, since it can be extended in
> >       future.
> >     - few cosmetic updates.
> > ---
> >  .../display/panel/novatek,nt36672a.yaml       | 87 +++++++++++++++++++
> >  1 file changed, 87 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/display/panel/novatek,nt36672a.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/display/panel/novatek,nt36672a.yaml b/Documentation/devicetree/bindings/display/panel/novatek,nt36672a.yaml
> > new file mode 100644
> > index 000000000000..d2170de6b723
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/display/panel/novatek,nt36672a.yaml
> > @@ -0,0 +1,87 @@
> > +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/display/panel/novatek,nt36672a.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Novatek NT36672A based DSI display Panels
> > +
> > +maintainers:
> > +  - Sumit Semwal <sumit.semwal@xxxxxxxxxx>
> > +
> > +description: |
> > +  The nt36672a IC from Novatek is a generic DSI Panel IC used to drive dsi
> > +  panels.
> > +  Right now, support is added only for a Tianma FHD+ LCD display panel with a
> > +  resolution of 1080x2246. It is a video mode DSI panel.
> > +
> > +allOf:
> > +  - $ref: panel-common.yaml#
> > +
> > +properties:
> > +  compatible:
> > +    items:
> > +      - enum:
> > +         - tianma,fhd-video
> > +      - const: novatek,nt36672a
> > +    description: This indicates the panel manufacturer of the panel that is
> > +      in turn using the NT36672A panel driver. This compatible string
> > +      determines how the NT36672A panel driver is configured for the indicated
> > +      panel. The novatek,nt36672a compatible shall always be provided as a fallback.
> > +
> > +  reset-gpios:
> > +    description: phandle of gpio for reset line - This should be 8mA, gpio
> > +      can be configured using mux, pinctrl, pinctrl-names (active high)
> > +
> > +  vddio-supply:
> > +    description: phandle of the regulator that provides the supply voltage
> > +      Power IC supply
> > +
> > +  vddpos-supply:
> > +    description: phandle of the positive boost supply regulator
> > +
> > +  vddneg-supply:
> > +    description: phandle of the negative boost supply regulator
> > +
> > +  reg: true
> > +  port: true
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - vddi0-supply
> > +  - vddpos-supply
> > +  - vddneg-supply
> > +  - reset-gpios
> > +  - port
> > +
> > +unevaluatedProperties: false
> > +
> > +examples:
> > +  - |+
> > +    #include <dt-bindings/gpio/gpio.h>
> > +
> > +    dsi0 {
> > +        #address-cells = <1>;
> > +        #size-cells = <0>;
> > +
> > +        panel@0 {
> > +            compatible = "tianma,fhd-video", "novatek,nt36672a";
> > +            reg = <0>;
> > +            vddi0-supply = <&vreg_l14a_1p88>;
> > +            vddpos-supply = <&lab>;
> > +            vddneg-supply = <&ibb>;
> > +
> > +            reset-gpios = <&tlmm 6 GPIO_ACTIVE_HIGH>;
> > +
> > +            #address-cells = <1>;
> > +            #size-cells = <0>;
> > +            port {
> > +                tianma_nt36672a_in_0: endpoint {
> > +                    remote-endpoint = <&dsi0_out>;
> > +                };
> > +            };
> > +        };
> > +    };
> > +
> > +...
> > --
> > 2.28.0
> >
> > _______________________________________________
> > dri-devel mailing list
> > dri-devel@xxxxxxxxxxxxxxxxxxxxx
> > https://lists.freedesktop.org/mailman/listinfo/dri-devel



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