From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiko Stuebner Subject: Re: arm64: dts: rockchip: Disable HS400 for mmc on rk3399-roc-pc Date: Mon, 18 Nov 2019 02:01:16 +0100 Message-ID: <14740383.9LiiEhnQET@phil> References: <20190301153348.29870-1-christoph.muellner@theobroma-systems.com> <20190301153348.29870-2-christoph.muellner@theobroma-systems.com> <367bf78a-f079-f0b4-68fe-52c86823c174@fivetechno.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <367bf78a-f079-f0b4-68fe-52c86823c174-SRyzfwRm/0rPTwkrwQOX7A@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+glpar-linux-rockchip=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: Markus Reichl Cc: mark.rutland-5wv7dgnIgG8@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Brian Norris , Tony Xie , Viresh Kumar , shawn.lin-TNX95d0MmH7DzftRWevZcw@public.gmane.org, Jeffy Chen , "linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Vicente Bergas , Douglas Anderson , linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, Klaus Goger , Enric Balletbo i Serra , Philipp Tomsich , Randy Li , Kishon Vijay Abraham I , Ezequiel Garcia , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Christoph Muellner List-Id: linux-rockchip.vger.kernel.org Am Montag, 11. November 2019, 10:51:04 CET schrieb Markus Reichl: > Working with rootfs on two 128GB mmcs on rk3399-roc-pc. > > One (mmc name 128G72, one screw hole) works fine in HS400 mode. > Other (mmc name DJNB4R, firefly on pcb, two screw holes) gets lots of > mmc1: "running CQE recovery", even hangs with damaged fs, > when running under heavy load, e.g. compiling kernel. > Both run fine with HS200. > > Disabling CQ with patch mmc: core: Add MMC Command Queue Support kernel parameter [0] did not help. > [0] https://gitlab.com/ayufan-repos/rock64/linux-mainline-kernel/commit/54e264154b87dfe32a8359b2726e2d5611adbaf3 > > Therefore I propose to disable HS400 mode on roc-pc for now. > > Signed-off-by: Markus Reichl applied for 5.6 (or maybe still 5.5) Thanks Heiko