linux-kernel - Re: [PATCH 6/6] arm64: dts: imx8mm-kontron: Add support for reading SD

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Date:   Mon, 13 Feb 2023 18:02:01 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Frieder Schrempf <frieder.schrempf@...tron.de>
Cc:     Marco Felsch <m.felsch@...gutronix.de>,
        Frieder Schrempf <frieder@...s.de>, devicetree@...r.kernel.org,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Rob Herring <robh+dt@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Shawn Guo <shawnguo@...nel.org>, Marek Vasut <marex@...x.de>,
        Oleksij Rempel <linux@...pel-privat.de>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        NXP Linux Team <linux-imx@....com>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Heiko Thiery <heiko.thiery@...il.com>
Subject: Re: [PATCH 6/6] arm64: dts: imx8mm-kontron: Add support for reading
 SD_VSEL signal

Hi Frieder,

On Mon, Feb 13, 2023 at 1:19 PM Frieder Schrempf
<frieder.schrempf@...tron.de> wrote:

> No, we don't mux the signal as GPIO. We still use the VSLECT mux option,
> but enable the SION bit, so we can read back the current state of the
> VSELECT signal via the GPIO.

Please include this explanation in the commit log.