This is a note to let you know that I've just added the patch titled dts64: mt7622: fix slow sd card access to the 5.11-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: dts64-mt7622-fix-slow-sd-card-access.patch and it can be found in the queue-5.11 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From dc2e76175417e69c41d927dba75a966399f18354 Mon Sep 17 00:00:00 2001 From: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx> Date: Wed, 13 Jan 2021 19:09:19 +0100 Subject: dts64: mt7622: fix slow sd card access From: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx> commit dc2e76175417e69c41d927dba75a966399f18354 upstream. Fix extreme slow speed (200MB takes ~20 min) on writing sdcard on bananapi-r64 by adding reset-control for mmc1 like it's done for mmc0/emmc. Fixes: 2c002a3049f7 ("arm64: dts: mt7622: add mmc related device nodes") Signed-off-by: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx> Cc: stable@xxxxxxxxxxxxxxx Link: https://lore.kernel.org/r/20210113180919.49523-1-linux@xxxxxxxxx Signed-off-by: Matthias Brugger <matthias.bgg@xxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- arch/arm64/boot/dts/mediatek/mt7622.dtsi | 2 ++ 1 file changed, 2 insertions(+) --- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi @@ -698,6 +698,8 @@ clocks = <&pericfg CLK_PERI_MSDC30_1_PD>, <&topckgen CLK_TOP_AXI_SEL>; clock-names = "source", "hclk"; + resets = <&pericfg MT7622_PERI_MSDC1_SW_RST>; + reset-names = "hrst"; status = "disabled"; }; Patches currently in stable-queue which might be from frank-w@xxxxxxxxxxxxxxx are queue-5.11/dts64-mt7622-fix-slow-sd-card-access.patch