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 <b5b80a0fafe6b774fe9d8bb9e1431960cf2e7330.camel@pengutronix.de>
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From:   Adam Ford <aford173@gmail.com>
Date:   Wed, 6 Oct 2021 07:30:15 -0500
Message-ID: <CAHCN7xJw6m4ArGXfnk67dBmqbAnEd6pRD+NsP701UMv0mWBZhA@mail.gmail.com>
Subject: Re: [PATCH 2/7] dt-bindings: soc: add binding for i.MX8MN DISP blk-ctrl
To:     Lucas Stach <l.stach@pengutronix.de>
Cc:     arm-soc <linux-arm-kernel@lists.infradead.org>,
        Adam Ford-BE <aford@beaconembedded.com>,
        Rob Herring <robh+dt@kernel.org>,
        Shawn Guo <shawnguo@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Pengutronix Kernel Team <kernel@pengutronix.de>,
        Fabio Estevam <festevam@gmail.com>,
        NXP Linux Team <linux-imx@nxp.com>,
        devicetree <devicetree@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
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On Wed, Oct 6, 2021 at 2:39 AM Lucas Stach <l.stach@pengutronix.de> wrote:
>
> Am Dienstag, dem 05.10.2021 um 19:04 -0500 schrieb Adam Ford:
> > This adds the DT binding for the i.MX8MN DISP blk-ctrl.
> >
> > Signed-off-by: Adam Ford <aford173@gmail.com>
> > ---
> >  .../soc/imx/fsl,imx8mn-disp-blk-ctrl.yaml     | 97 +++++++++++++++++++
> >  1 file changed, 97 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/soc/imx/fsl,imx8mn-disp-blk-ctrl.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/soc/imx/fsl,imx8mn-disp-blk-ctrl.yaml b/Documentation/devicetree/bindings/soc/imx/fsl,imx8mn-disp-blk-ctrl.yaml
> > new file mode 100644
> > index 000000000000..92d30aff446e
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/soc/imx/fsl,imx8mn-disp-blk-ctrl.yaml
> > @@ -0,0 +1,97 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/soc/imx/fsl,imx8mm-disp-blk-ctrl.yaml#
>
> mm -> mn in the file name.

Oops, I missed one.  Thanks for catching.
>
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: NXP i.MX8MN DISP blk-ctrl
> > +
> > +maintainers:
> > +  - Lucas Stach <l.stach@pengutronix.de>
>
> I'm not opposed to being maintainer for this file, just making sure
> that this is what you intended.

Because this yaml file points to the driver you wrote, I thought it
made sense to have you be the maintainer.  In hindsight, I should have
asked first.  Sorry about that.

>
> Other than that I think this looks okay.

Thanks for reviewing the series.  I'll try to get a V2 prepared
tomorrow, and I'll wait a little bit to send it, just in case NXP
wants to give some feedback as well.

adam

>
> Regards,
> Lucas
>
> > +
> > +description:
> > +  The i.MX8MN DISP blk-ctrl is a top-level peripheral providing access to
> > +  the NoC and ensuring proper power sequencing of the display and MIPI CSI
> > +  peripherals located in the DISP domain of the SoC.
> > +
> > +properties:
> > +  compatible:
> > +    items:
> > +      - const: fsl,imx8mn-disp-blk-ctrl
> > +      - const: syscon
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  '#power-domain-cells':
> > +    const: 1
> > +
> > +  power-domains:
> > +    minItems: 5
> > +    maxItems: 5
> > +
> > +  power-domain-names:
> > +    items:
> > +      - const: bus
> > +      - const: isi
> > +      - const: lcdif
> > +      - const: mipi-dsi
> > +      - const: mipi-csi
> > +
> > +  clocks:
> > +    minItems: 11
> > +    maxItems: 11
> > +
> > +  clock-names:
> > +    items:
> > +      - const: disp_axi
> > +      - const: disp_apb
> > +      - const: disp_axi_root
> > +      - const: disp_apb_root
> > +      - const: lcdif-axi
> > +      - const: lcdif-apb
> > +      - const: lcdif-pix
> > +      - const: dsi-pclk
> > +      - const: dsi-ref
> > +      - const: csi-aclk
> > +      - const: csi-pclk
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - power-domains
> > +  - power-domain-names
> > +  - clocks
> > +  - clock-names
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    #include <dt-bindings/clock/imx8mn-clock.h>
> > +    #include <dt-bindings/power/imx8mn-power.h>
> > +
> > +    disp_blk_ctl: blk_ctrl@32e28000 {
> > +      compatible = "fsl,imx8mn-disp-blk-ctrl", "syscon";
> > +      reg = <0x32e28000 0x100>;
> > +      power-domains = <&pgc_dispmix>, <&pgc_dispmix>,
> > +                    <&pgc_dispmix>, <&pgc_mipi>,
> > +                     <&pgc_mipi>;
> > +      power-domain-names = "bus", "isi", "lcdif", "mipi-dsi",
> > +                         "mipi-csi";
> > +      clocks = <&clk IMX8MN_CLK_DISP_AXI>,
> > +            <&clk IMX8MN_CLK_DISP_APB>,
> > +            <&clk IMX8MN_CLK_DISP_AXI_ROOT>,
> > +            <&clk IMX8MN_CLK_DISP_APB_ROOT>,
> > +            <&clk IMX8MN_CLK_DISP_AXI_ROOT>,
> > +            <&clk IMX8MN_CLK_DISP_APB_ROOT>,
> > +            <&clk IMX8MN_CLK_DISP_PIXEL_ROOT>,
> > +            <&clk IMX8MN_CLK_DSI_CORE>,
> > +            <&clk IMX8MN_CLK_DSI_PHY_REF>,
> > +            <&clk IMX8MN_CLK_CSI1_PHY_REF>,
> > +            <&clk IMX8MN_CLK_CAMERA_PIXEL_ROOT>;
> > +       clock-names = "disp_axi", "disp_apb", "disp_axi_root", "disp_apb_root",
> > +                     "lcdif-axi", "lcdif-apb", "lcdif-pix", "dsi-pclk",
> > +                     "dsi-ref", "csi-aclk", "csi-pclk";
> > +       #power-domain-cells = <1>;
> > +    };
>
>