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Date:   Wed, 17 May 2023 23:35:38 +0900
From:   Mark Brown <broonie@kernel.org>
To:     =?iso-8859-1?Q?B=F6rge_Str=FCmpfel?= <boerge.struempfel@gmail.com>
Cc:     bstruempfel@ultratronik.de, andy.shevchenko@gmail.com,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Shawn Guo <shawnguo@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Pengutronix Kernel Team <kernel@pengutronix.de>,
        Fabio Estevam <festevam@gmail.com>,
        NXP Linux Team <linux-imx@nxp.com>,
        linux-spi@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 1/4] spi: dt-bindings: Introduce spi-mosi-idle-low flag
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On Wed, May 17, 2023 at 10:26:07AM +0200, B=F6rge Str=FCmpfel wrote:

> However I am not so sure about setting it unconditionally, since this
> is dependent on the spi-controller. Not all spi-controller show this
> behavior, that they use a high mosi line in idle mode and have the
> ability to change this. As far as I know, another common behavior
> is that the mosi just keeps the last state which it transmitted. In this
> case, devices like Neopixel would still work without this mode bit.

The behaviour the device needs is that the device have a low MOSI, how
that is achieved is immaterial.

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