linux-kernel - Re: [PATCH] arm64: dts: s32g: Disable usdhc write-protect

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Message-ID: <CAOMZO5BVS71UWS2u15EvbNLohSqRz8DamvXBQzRxFSNTobJG=Q@mail.gmail.com>
Date: Thu, 4 Jul 2024 10:13:24 -0300
From: Fabio Estevam <festevam@...il.com>
To: Ciprian Costea <ciprianmarian.costea@....nxp.com>
Cc: Chester Lin <chester62515@...il.com>, Matthias Brugger <mbrugger@...e.com>, 
	Ghennadi Procopciuc <ghennadi.procopciuc@....nxp.com>, Shawn Guo <shawnguo@...nel.org>, 
	Sascha Hauer <s.hauer@...gutronix.de>, Pengutronix Kernel Team <kernel@...gutronix.de>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	linux-arm-kernel@...ts.infradead.org, imx@...ts.linux.dev, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, s32@....com
Subject: Re: [PATCH] arm64: dts: s32g: Disable usdhc write-protect

Hi Ciprian,

On Thu, Jul 4, 2024 at 9:03 AM Ciprian Costea
<ciprianmarian.costea@....nxp.com> wrote:

> --- a/arch/arm64/boot/dts/freescale/s32g2.dtsi
> +++ b/arch/arm64/boot/dts/freescale/s32g2.dtsi
> @@ -145,6 +145,7 @@ usdhc0: mmc@...f0000 {
>                         clocks = <&clks 32>, <&clks 31>, <&clks 33>;
>                         clock-names = "ipg", "ahb", "per";
>                         bus-width = <8>;
> +                       disable-wp;

This should be better placed on the board dts instead of describing it
in the SoC dtsi.

Some boards may use a GPIO to describe the write protect pin via the
'wp-gpios' property.