linux-kernel - Re: [PATCH v2 17/19] dt-bindings: serial: fsl-lpuart: Fix compatible matching

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Message-ID: <20200825024226.GA3843643@bogus>
Date:   Mon, 24 Aug 2020 20:42:26 -0600
From:   Rob Herring <robh@...nel.org>
To:     Krzysztof Kozlowski <krzk@...nel.org>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Will Deacon <will@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Thierry Reding <thierry.reding@...il.com>,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Guenter Roeck <linux@...ck-us.net>,
        Li Yang <leoyang.li@....com>, Han Xu <han.xu@....com>,
        Frank Li <frank.li@....com>, Fugang Duan <fugang.duan@....com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-gpio@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mmc@...r.kernel.org, linux-mtd@...ts.infradead.org,
        linux-pwm@...r.kernel.org, linux-serial@...r.kernel.org,
        linux-pm@...r.kernel.org, linux-watchdog@...r.kernel.org
Subject: Re: [PATCH v2 17/19] dt-bindings: serial: fsl-lpuart: Fix compatible
 matching

On Mon, Aug 24, 2020 at 06:26:50PM +0200, Krzysztof Kozlowski wrote:
> The i.MX 8QXP DTSes use two compatibles so update the binding to fix
> dtbs_check warnings like:
> 
>   arch/arm64/boot/dts/freescale/imx8qxp-mek.dt.yaml: serial@...60000:
>     compatible: ['fsl,imx8qxp-lpuart', 'fsl,imx7ulp-lpuart'] is too long
>     From schema: Documentation/devicetree/bindings/serial/fsl-lpuart.yaml
> 
>   arch/arm64/boot/dts/freescale/imx8qxp-mek.dt.yaml: serial@...60000:
>     compatible: Additional items are not allowed ('fsl,imx7ulp-lpuart' was unexpected)
> 
> Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
> 
> ---
> 
> Changes since v1:
> 1. New patch.
> ---
>  .../devicetree/bindings/serial/fsl-lpuart.yaml | 18 +++++++++++-------
>  1 file changed, 11 insertions(+), 7 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/serial/fsl-lpuart.yaml b/Documentation/devicetree/bindings/serial/fsl-lpuart.yaml
> index e82c2cf9fef7..8ee651f2ef0b 100644
> --- a/Documentation/devicetree/bindings/serial/fsl-lpuart.yaml
> +++ b/Documentation/devicetree/bindings/serial/fsl-lpuart.yaml
> @@ -14,13 +14,17 @@ allOf:
>  
>  properties:
>    compatible:
> -    enum:
> -      - fsl,vf610-lpuart
> -      - fsl,ls1021a-lpuart
> -      - fsl,ls1028a-lpuart
> -      - fsl,imx7ulp-lpuart
> -      - fsl,imx8qxp-lpuart
> -      - fsl,imx8qm-lpuart
> +    oneOf:
> +      - enum:
> +          - fsl,vf610-lpuart
> +          - fsl,ls1021a-lpuart
> +          - fsl,ls1028a-lpuart
> +          - fsl,imx7ulp-lpuart
> +          - fsl,imx8qxp-lpuart

This should be dropped.

> +          - fsl,imx8qm-lpuart
> +      - items:
> +          - const: fsl,imx8qxp-lpuart
> +          - const: fsl,imx7ulp-lpuart
>  
>    reg:
>      maxItems: 1
> -- 
> 2.17.1
>