On Mon, 4 May 2020 at 08:41, Ben Chuang <benchuanggli@xxxxxxxxx> wrote: > > From: Ben Chuang <ben.chuang@xxxxxxxxxxxxxxxxxxx> > > Need to clear some bits in a vendor-defined register after reboot from > Windows 10. > > Fixes: e51df6ce668a ("mmc: host: sdhci-pci: Add Genesys Logic GL975x support") > Reported-by: Grzegorz Kowal <custos.mentis@xxxxxxxxx> > Signed-off-by: Ben Chuang <ben.chuang@xxxxxxxxxxxxxxxxxxx> Applied for fixes, thanks! Kind regards Uffe > --- > drivers/mmc/host/sdhci-pci-gli.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/drivers/mmc/host/sdhci-pci-gli.c b/drivers/mmc/host/sdhci-pci-gli.c > index ce15a05f23d4..8170b659f2af 100644 > --- a/drivers/mmc/host/sdhci-pci-gli.c > +++ b/drivers/mmc/host/sdhci-pci-gli.c > @@ -26,6 +26,9 @@ > #define SDHCI_GLI_9750_DRIVING_2 GENMASK(27, 26) > #define GLI_9750_DRIVING_1_VALUE 0xFFF > #define GLI_9750_DRIVING_2_VALUE 0x3 > +#define SDHCI_GLI_9750_SEL_1 BIT(29) > +#define SDHCI_GLI_9750_SEL_2 BIT(31) > +#define SDHCI_GLI_9750_ALL_RST (BIT(24)|BIT(25)|BIT(28)|BIT(30)) > > #define SDHCI_GLI_9750_PLL 0x864 > #define SDHCI_GLI_9750_PLL_TX2_INV BIT(23) > @@ -122,6 +125,8 @@ static void gli_set_9750(struct sdhci_host *host) > GLI_9750_DRIVING_1_VALUE); > driving_value |= FIELD_PREP(SDHCI_GLI_9750_DRIVING_2, > GLI_9750_DRIVING_2_VALUE); > + driving_value &= ~(SDHCI_GLI_9750_SEL_1|SDHCI_GLI_9750_SEL_2|SDHCI_GLI_9750_ALL_RST); > + driving_value |= SDHCI_GLI_9750_SEL_2; > sdhci_writel(host, driving_value, SDHCI_GLI_9750_DRIVING); > > sw_ctrl_value &= ~SDHCI_GLI_9750_SW_CTRL_4; > -- > 2.26.2 >