linux-kernel - Re: [PATCH v5 4/9] dt-bindings: clock: imx: Add documentation for i.MXRT1050 clock

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Message-ID: <YbtiDa3CpVmiCkto@robh.at.kernel.org>
Date:   Thu, 16 Dec 2021 09:58:05 -0600
From:   Rob Herring <robh@...nel.org>
To:     Jesse Taube <mr.bossman075@...il.com>
Cc:     linux-imx@....com, mturquette@...libre.com, sboyd@...nel.org,
        shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        festevam@...il.com, ulf.hansson@...aro.org, aisheng.dong@....com,
        stefan@...er.ch, linus.walleij@...aro.org,
        gregkh@...uxfoundation.org, arnd@...db.de, olof@...om.net,
        soc@...nel.org, linux@...linux.org.uk, abel.vesa@....com,
        adrian.hunter@...el.com, jirislaby@...nel.org,
        giulio.benetti@...ettiengineering.com,
        nobuhiro1.iwamatsu@...hiba.co.jp, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-mmc@...r.kernel.org,
        linux-gpio@...r.kernel.org, linux-serial@...r.kernel.org
Subject: Re: [PATCH v5 4/9] dt-bindings: clock: imx: Add documentation for
 i.MXRT1050 clock

On Wed, Dec 15, 2021 at 05:05:33PM -0500, Jesse Taube wrote:
> From: Jesse Taube <mr.bossman075@...il.com>
> 
> Add DT binding documentation for i.MXRT1050 clock driver.
> 
> Cc: Giulio Benetti <giulio.benetti@...ettiengineering.com>
> Signed-off-by: Jesse Taube <Mr.Bossman075@...il.com>
> ---
> V1->V2:
> * Replace macros with values
> V2->V3:
> * Remove anatop
> * Use lpuart not gpt
> * include imxrt1050-clock.h
> * 2 space tabs to 4
> * Remove oneOf enum
> * Change maxItems to 2
> V3->V4:
> * Nothing done
> V4->V5:
> * Remove extra newline
> * Rename ccm to clock-controller
> * Change minItems to const
> * Change minItems to description
> * Rename file to add 1050
> * Change commit description to just 1050
> ---
>  .../bindings/clock/imxrt1050-clock.yaml       | 66 +++++++++++++++++++
>  1 file changed, 66 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/clock/imxrt1050-clock.yaml
> 
> diff --git a/Documentation/devicetree/bindings/clock/imxrt1050-clock.yaml b/Documentation/devicetree/bindings/clock/imxrt1050-clock.yaml
> new file mode 100644
> index 000000000000..8caf0572733b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/imxrt1050-clock.yaml
> @@ -0,0 +1,66 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/clock/imxrt1050-clock.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Clock bindings for Freescale i.MXRT
> +
> +maintainers:
> +  - Giulio Benetti <giulio.benetti@...ettiengineering.com>
> +  - Jesse Taube <Mr.Bossman075@...il.com>
> +
> +description: |
> +  The clock consumer should specify the desired clock by having the clock
> +  ID in its "clocks" phandle cell. See include/dt-bindings/clock/imxrt*-clock.h
> +  for the full list of i.MXRT clock IDs.
> +
> +properties:
> +  compatible:
> +    const: fsl,imxrt1050-ccm
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 2
> +
> +  clocks:
> +    description: 24m osc

maxItems: 1

With that,

Reviewed-by: Rob Herring <robh@...nel.org>

> +
> +  clock-names:
> +    const: osc
> +
> +  '#clock-cells':
> +    const: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +  - '#clock-cells'
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/imxrt1050-clock.h>
> +
> +    clks: clock-controller@...fc000 {
> +        compatible = "fsl,imxrt1050-ccm";
> +        reg = <0x400fc000 0x4000>;
> +        interrupts = <95>, <96>;
> +        clocks = <&osc>;
> +        clock-names = "osc";
> +        #clock-cells = <1>;
> +    };
> +
> +    lpuart1: serial@...84000 {
> +        compatible = "fsl,imxrt1050-lpuart";
> +        reg = <0x40184000 0x4000>;
> +        interrupts = <20>;
> +        clocks = <&clks IMXRT1050_CLK_LPUART1>;
> +        clock-names = "ipg";
> +    };
> -- 
> 2.34.1
> 
>