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Date:   Wed, 25 Mar 2020 22:07:49 +0000
From:   Mark Brown <broonie@kernel.org>
To:     Rob Herring <robh@kernel.org>
Cc:     devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        Bartosz Golaszewski <bgolaszewski@baylibre.com>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
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        "David S. Miller" <davem@davemloft.net>,
        Guillaume La Roque <glaroque@baylibre.com>,
        Hartmut Knaack <knaack.h@gmx.de>,
        Jonathan Cameron <jic23@kernel.org>,
        Kevin Hilman <khilman@baylibre.com>,
        Lars-Peter Clausen <lars@metafoo.de>,
        Lee Jones <lee.jones@linaro.org>,
        Liam Girdwood <lgirdwood@gmail.com>,
        Linus Walleij <linus.walleij@linaro.org>,
        Masahiro Yamada <yamada.masahiro@socionext.com>,
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Subject: Re: [PATCH 4/4] dt-bindings: Add missing 'additionalProperties:
 false'
Message-ID: <20200325220749.GF12169@sirena.org.uk>
References: <20200325220542.19189-1-robh@kernel.org>
 <20200325220542.19189-5-robh@kernel.org>
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On Wed, Mar 25, 2020 at 04:05:41PM -0600, Rob Herring wrote:
> Setting 'additionalProperties: false' is frequently omitted, but is
> important in order to check that there aren't extra undocumented
> properties in a binding.
>=20
> Ideally, we'd just add this automatically and make this the default, but
> there's some cases where it doesn't work. For example, if a common
> schema is referenced, then properties in the common schema aren't part
> of what's considered for 'additionalProperties'. Also, sometimes there
> are bus specific properties such as 'spi-max-frequency' that go into
> bus child nodes, but aren't defined in the child node's schema.

Acked-by: Mark Brown <broonie@kernel.org>

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