linux-kernel - Re: [PATCH v4 4/9] media: staging: dt-bindings: rkisp1: fix "no reg" error in parent node

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Message-ID: <CAL_JsqLYHY85_JhpGKwTOSP99uCER9VEf-gp3g4nFhN4ktCO3w@mail.gmail.com>
Date:   Fri, 17 Jul 2020 11:44:02 -0600
From:   Rob Herring <robh+dt@...nel.org>
To:     Helen Koike <helen.koike@...labora.com>
Cc:     devicetree@...r.kernel.org,
        Linux Media Mailing List <linux-media@...r.kernel.org>,
        "open list:ARM/Rockchip SoC..." <linux-rockchip@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "open list:STAGING SUBSYSTEM" <devel@...verdev.osuosl.org>,
        "heiko@...ech.de" <heiko@...ech.de>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Collabora Kernel ML <kernel@...labora.com>,
        Dafna Hirschfeld <dafna.hirschfeld@...labora.com>,
        Ezequiel Garcia <ezequiel@...labora.com>,
        Mark Rutland <mark.rutland@....com>, karthik.poduval@...il.com,
        Johan Jonker <jbx6244@...il.com>,
        Tomasz Figa <tfiga@...omium.org>,
        Eddie Cai <eddie.cai.linux@...il.com>,
        Shunqian Zheng <zhengsq@...k-chips.com>,
        Robin Murphy <robin.murphy@....com>
Subject: Re: [PATCH v4 4/9] media: staging: dt-bindings: rkisp1: fix "no reg"
 error in parent node

On Thu, Jul 2, 2020 at 1:13 PM Helen Koike <helen.koike@...labora.com> wrote:
>
> Fix the following error found with make ARCH=arm64 dt_binding_check:
>
> Documentation/devicetree/bindings/media/rockchip-isp1.example.dts:24.27-101.11:
> Warning (unit_address_vs_reg): /example-0/parent@0: node has a unit name, but no reg or ranges property
>
> Reported-by: Johan Jonker <jbx6244@...il.com>
> Signed-off-by: Helen Koike <helen.koike@...labora.com>
> ---
>
> V3:
> - this is a new patch in the series
> ---
>  .../Documentation/devicetree/bindings/media/rockchip-isp1.yaml   | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/staging/media/rkisp1/Documentation/devicetree/bindings/media/rockchip-isp1.yaml b/drivers/staging/media/rkisp1/Documentation/devicetree/bindings/media/rockchip-isp1.yaml
> index e5b9c0574e352..4d111ef2e89c7 100644
> --- a/drivers/staging/media/rkisp1/Documentation/devicetree/bindings/media/rockchip-isp1.yaml
> +++ b/drivers/staging/media/rkisp1/Documentation/devicetree/bindings/media/rockchip-isp1.yaml
> @@ -126,6 +126,7 @@ examples:
>      #include <dt-bindings/power/rk3399-power.h>
>
>      parent0: parent@0 {
> +        reg = <0 0>;

Just drop the unit-address.

>          #address-cells = <2>;
>          #size-cells = <2>;
>
> --
> 2.26.0
>