This is a note to let you know that I've just added the patch titled mmc: sdhci-of-dwcmshc: set SDHCI_QUIRK2_PRESET_VALUE_BROKEN to the 5.4-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: mmc-sdhci-of-dwcmshc-set-sdhci_quirk2_preset_value_b.patch and it can be found in the queue-5.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit f4f8304a645d57219bc02e511d51f8f9b9b271f1 Author: Jisheng Zhang <Jisheng.Zhang@xxxxxxxxxxxxx> Date: Thu Dec 10 16:55:10 2020 +0800 mmc: sdhci-of-dwcmshc: set SDHCI_QUIRK2_PRESET_VALUE_BROKEN [ Upstream commit 5f7dfda4f2cec580c135fd81d96a05006651c128 ] The SDHCI_PRESET_FOR_* registers are not set(all read as zeros), so set the quirk. Signed-off-by: Jisheng Zhang <Jisheng.Zhang@xxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20201210165510.76b917e5@xhacker.debian Signed-off-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/mmc/host/sdhci-of-dwcmshc.c b/drivers/mmc/host/sdhci-of-dwcmshc.c index a5137845a1c7..6793fb8fe976 100644 --- a/drivers/mmc/host/sdhci-of-dwcmshc.c +++ b/drivers/mmc/host/sdhci-of-dwcmshc.c @@ -58,6 +58,7 @@ static const struct sdhci_ops sdhci_dwcmshc_ops = { static const struct sdhci_pltfm_data sdhci_dwcmshc_pdata = { .ops = &sdhci_dwcmshc_ops, .quirks = SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN, + .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN, }; static int dwcmshc_probe(struct platform_device *pdev)