From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Thu, 11 Aug 2016 18:16:48 -0700 From: Stephen Boyd To: Geert Uytterhoeven Cc: Michael Turquette , linux-clk@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Yoshihiro Shimoda , stable@vger.kernel.org Subject: Re: [PATCH] clk: renesas: r8a7795: Fix SD clocks Message-ID: <20160812011648.GN2996@codeaurora.org> References: <1470814183-17834-1-git-send-email-geert+renesas@glider.be> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <1470814183-17834-1-git-send-email-geert+renesas@glider.be> List-ID: On 08/10, Geert Uytterhoeven wrote: > From: Yoshihiro Shimoda > > According to the datasheet, SDn clocks are from the SDSRC clock. And > the SDSRC has a 1/2 divider. So, we should have ".sdsrc" as an internal > core clock. Otherwise, since the sdhi driver will calculate clock for > a sd card using the wrong parent clock rate, and then performance will > be not good. > > Fixes: 90c073e53909da85 ("clk: shmobile: r8a7795: Add SD divider support") > Signed-off-by: Yoshihiro Shimoda > Acked-by: Dirk Behme > Tested-by: Wolfram Sang > Signed-off-by: Geert Uytterhoeven > Cc: stable@vger.kernel.org > --- Applied to clk-fixes -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project