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From: Sascha Hauer <>
To: Ian Abbott <>
	Ahmad Fatoum <>,
	Steffen Trumtrar <>
Subject: Re: [PATCH] ARM: socfpga: Set reset-names property for &mmc
Date: Tue, 2 Nov 2021 09:01:30 +0100
Message-ID: <> (raw)
In-Reply-To: <>

On Mon, Nov 01, 2021 at 05:40:53PM +0000, Ian Abbott wrote:
> Since commit 90bdf1e5d1e4 ("mci: dw_mmc: match against StarFive MMC
> compatibles"), the dw_mmc driver requires a reset line called "reset".
> The slightly earlier commit a3cf324593ea ("mci: dw_mmc: add optional
> reset line") introduced the reset line support, but made it optional.
> The device tree node for SoCFPGA's MMC device has the "resets" property,
> but is missing the "reset-names" property, so MMC no longer works.
> Barebox produces the error message:
> ERROR: dw_mmc ff704000.dwmmc0@ff704000.of: probe failed: Invalid argument
> Add the missing "reset-names" property to the "&mmc" node in
> "arch/arm/dts/socfpga.dtsi".  It probably needs fixing in the upstream
> Linux device tree sources too!

The reset binding lists reset-names as an optional property, so it seems
our reset code needs fixing and not the dtsi file.


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  parent reply	other threads:[~2021-11-02  8:03 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-01 17:40 Ian Abbott
2021-11-01 17:52 ` Ahmad Fatoum
2021-11-01 18:51   ` Trent Piepho
2021-11-02  8:01 ` Sascha Hauer [this message]
2021-11-02  9:59   ` Ian Abbott
2021-11-18 13:09 ` [PATCH v2] " Ian Abbott
2021-11-22  9:11   ` Sascha Hauer

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