From mboxrd@z Thu Jan 1 00:00:00 1970 From: ulf.hansson@linaro.org (Ulf Hansson) Date: Mon, 25 Jul 2016 10:49:02 +0200 Subject: [PATCH 0/3] mmc: Fixes for 150 MHz Rockchip eMMC series In-Reply-To: <1467049167-14628-1-git-send-email-dianders@chromium.org> References: <1467049167-14628-1-git-send-email-dianders@chromium.org> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 27 June 2016 at 19:39, Douglas Anderson wrote: > Despite positive testing across a number of machines and a number of > people, last week I got a report that my 150 MHz series was breaking > things on a handful of boards. > > It turns out that reverting the patch to always power cycle across clock > changes fixes things and reverting that patch also doesn't actually > cause any known problems (and 150 MHz should even continue to work). > > Although we really need to get to the bottom of things, it seems > expedient to revert while we're waiting for a better solution, hence > this series. Also in this series is further increase in the time we'll > wait for the DLL to stabilize (found during reboot stress testing) and a > fix to the way we handle the card clock being reported as 0 (needed for > suspend/resume because of the revert we just did). > > It's expected that this series could go through Ulf's mmc tree (like the > previous) with Kishon's Ack as appropriate. > > > Douglas Anderson (3): > mmc: sdhci-of-arasan: Revert: Always power the PHY off/on when clock > changes > phy: rockchip-emmc: Be tolerant to card clock of 0 in power on > phy: rockchip-emmc: Wait even longer for the DLL to lock > > drivers/mmc/host/sdhci-of-arasan.c | 21 +++++++---- > drivers/phy/phy-rockchip-emmc.c | 71 ++++++++++++++++++++++++++------------ > 2 files changed, 62 insertions(+), 30 deletions(-) > > -- > 2.8.0.rc3.226.g39d4020 > Thanks, applied for next! Kind regards Uffe