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Date:   Thu, 15 Jun 2023 18:40:28 +0100
From:   Mark Brown <broonie@kernel.org>
To:     Valentin CARON <valentin.caron@foss.st.com>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Alexandre Torgue <alexandre.torgue@foss.st.com>,
        Alain Volmat <alain.volmat@foss.st.com>,
        linux-spi@vger.kernel.org, devicetree@vger.kernel.org,
        linux-stm32@st-md-mailman.stormreply.com,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 3/4] dt-bindings: spi: stm32: disable spi-slave
 property for stm32f4-f7
Message-ID: <1e831d7c-cb38-4ac3-ba53-1fbb20423202@sirena.org.uk>
References: <20230615075815.310261-1-valentin.caron@foss.st.com>
 <20230615075815.310261-4-valentin.caron@foss.st.com>
 <479bf05e-342d-f94b-87f3-4cc0a95fb01a@linaro.org>
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On Thu, Jun 15, 2023 at 07:38:36PM +0200, Valentin CARON wrote:
> On 6/15/23 15:36, Krzysztof Kozlowski wrote:
> > On 15/06/2023 09:58, Valentin Caron wrote:

> > > STM32F4 and STM32F7 can't switch to spi device mode.
> > > Forbid this property with compatible "st,stm32f4-spi".

> > Just to clarify - driver cannot switch or hardware does not support it?

> Driver can't support it right now but hardware can.

That shouldn't be a restriction in the DT then, please send a patch
dropping this.

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