From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 122BFC4332F for ; Wed, 19 Oct 2022 15:13:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=zzYnfJNPKiUCjH0JfEyg9i1qgH1TsiiA96hXwKXUBGY=; b=G3w6dotvMqxHMn TN7D46OwkFXi+P0HhVj3BpcGmt5AMh3l/Gs14PPUEQSL7mrlZ2/rR9BgHLQUUKeD0fMwFLwWXMgT3 OvzkKrsZJnsbSKxDyM5Kz8snqhtdj5brWW+GPfyUH0OFf0T7zpkCxZ/e4ONhobfscDk6gixetBCG4 eAwQrPdglQtz8MfrSejsKUIiO4T2+y7oDlQg09h8tcV2VvF2GgtDB3BO6GsnWBbX9rWMm/7zxYg5w DjDCTCIhx5PyBS+svPd/p/HhJ4XSbv2vSvINLP0jCsqpjrXsBmIVL988GZCAWgqdu78GbGgrGDMaO XGuKoCQ8te56i4Fg20CA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1olAjf-0036XW-My; Wed, 19 Oct 2022 15:12:00 +0000 Received: from ams.source.kernel.org ([2604:1380:4601:e00::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1olAUl-002wnM-Uq; Wed, 19 Oct 2022 14:56:37 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 7B931B82420; Wed, 19 Oct 2022 14:56:34 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A2560C433C1; Wed, 19 Oct 2022 14:56:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1666191393; bh=TM4wgjfRG/tpZ3xsCpLkHBSysgXbD+pBzv+iwSUm6kg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Hlsw1Gwy1q7/79w+6D6j6HBbTG13TcCDZAYvv6gU5AroS8Z+SjnpAMdNs1Yuxv2FW WNUr++fT7x1cg0yRThZSaWWywiq3ROpZ+xnyobtCxDH7za5iLD8l2JHJNCtkoETgga oUAUYNhU4hgpb7jTpu7k2dS3oH9KmofD/O26Aus8= Date: Wed, 19 Oct 2022 16:56:30 +0200 From: Greg KH To: Quentin Schulz Cc: Krzysztof Kozlowski , Heiko Stuebner , Rob Herring , Quentin Schulz , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, Jakob Unterwurzacher , linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH] arm64: dts: rockchip: lower rk3399-puma-haikou SD controller clock frequency Message-ID: References: <20221019-upstream-puma-sd-40mhz-v1-0-754a76421518@theobroma-systems.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20221019-upstream-puma-sd-40mhz-v1-0-754a76421518@theobroma-systems.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221019_075636_217771_7117EE97 X-CRM114-Status: GOOD ( 17.34 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Oct 19, 2022 at 04:27:27PM +0200, Quentin Schulz wrote: > From: Quentin Schulz > > From: Jakob Unterwurzacher You can not have 2 authors :( > > CRC errors (code -84 EILSEQ) have been observed for some SanDisk > Ultra A1 cards when running at 50MHz. > > Waveform analysis suggest that the level shifters that are used on the > RK3399-Q7 module for voltage translation between 3.0 and 3.3V don't > handle clock rates at or above 48MHz properly. Back off to 40MHz for > some safety margin. > > Cc: stable@vger.kernel.org > Fixes: 60fd9f72ce8a ("arm64: dts: rockchip: add Haikou baseboard with RK3399-Q7 SoM") > Signed-off-by: Jakob Unterwurzacher > Signed-off-by: Quentin Schulz > --- > We've been carrying this patch downstream for years and completely forgot to > upstream it. This is now done. It has to be accepted before you are done :) thanks, greg k-h _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel