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From: Heiko Stuebner <heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org>
To: Peter Geis <pgwipeout-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	Robin Murphy <robin.murphy-5wv7dgnIgG8@public.gmane.org>,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	"Leonidas P . Papadakos"
	<papadakospan-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH] arm64: dts: rockchip: fix rk3328 sdmmc0 write errors
Date: Sat, 16 Mar 2019 21:00:09 +0100	[thread overview]
Message-ID: <4066857.vsuxPprcTe@phil> (raw)
In-Reply-To: <20190313190229.16962-1-pgwipeout-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

Am Mittwoch, 13. März 2019, 20:02:30 CET schrieb Peter Geis:
> Various rk3328 based boards experience occasional sdmmc0 write errors.
> This is due to the rk3328.dtsi tx drive levels being set to 4ma, vs
> 8ma per the rk3328 datasheet default settings.
> 
> Fix this by setting the tx signal pins to 8ma.
> Inspiration from tonymac32's patch,
> https://github.com/ayufan-rock64/linux-kernel/commit/dc1212b347e0da17c5460bcc0a56b07d02bac3f8
> 
> Fixes issues on the rk3328-roc-cc and the rk3328-rock64 (as per the
> above commit message).
> 
> Tested on the rk3328-roc-cc board.
> 
> Signed-off-by: Peter Geis <pgwipeout-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

applied as fix for 5.1 after adding Fixes and Cc-stable-tags

Thanks
Heiko

WARNING: multiple messages have this Message-ID (diff)
From: Heiko Stuebner <heiko@sntech.de>
To: Peter Geis <pgwipeout@gmail.com>
Cc: linux-rockchip@lists.infradead.org,
	Robin Murphy <robin.murphy@arm.com>,
	linux-arm-kernel@lists.infradead.org,
	"Leonidas P . Papadakos" <papadakospan@gmail.com>
Subject: Re: [PATCH] arm64: dts: rockchip: fix rk3328 sdmmc0 write errors
Date: Sat, 16 Mar 2019 21:00:09 +0100	[thread overview]
Message-ID: <4066857.vsuxPprcTe@phil> (raw)
In-Reply-To: <20190313190229.16962-1-pgwipeout@gmail.com>

Am Mittwoch, 13. März 2019, 20:02:30 CET schrieb Peter Geis:
> Various rk3328 based boards experience occasional sdmmc0 write errors.
> This is due to the rk3328.dtsi tx drive levels being set to 4ma, vs
> 8ma per the rk3328 datasheet default settings.
> 
> Fix this by setting the tx signal pins to 8ma.
> Inspiration from tonymac32's patch,
> https://github.com/ayufan-rock64/linux-kernel/commit/dc1212b347e0da17c5460bcc0a56b07d02bac3f8
> 
> Fixes issues on the rk3328-roc-cc and the rk3328-rock64 (as per the
> above commit message).
> 
> Tested on the rk3328-roc-cc board.
> 
> Signed-off-by: Peter Geis <pgwipeout@gmail.com>

applied as fix for 5.1 after adding Fixes and Cc-stable-tags

Thanks
Heiko



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  parent reply	other threads:[~2019-03-16 20:00 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-13 19:02 [PATCH] arm64: dts: rockchip: fix rk3328 sdmmc0 write errors Peter Geis
2019-03-13 19:02 ` Peter Geis
     [not found] ` <20190313190229.16962-1-pgwipeout-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2019-03-16 20:00   ` Heiko Stuebner [this message]
2019-03-16 20:00     ` Heiko Stuebner

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