On Tuesday 06 of August 2013 14:37:51 Doug Anderson wrote: > The TMOUT register is initted to 0xffffffff at probe time but isn't > initted after suspend/resume. Add an init of this value. > > No problems were observed without this (it will also get initted in > __dw_mci_start_request if there is data to send), but it makes the > register dump before and after suspend clean. > > Signed-off-by: Doug Anderson <diand...@chromium.org> > Acked-by: Seungwon Jeon <tgih....@samsung.com> > --- > Changes in v4: None > Changes in v3: None > Changes in v2: None > > drivers/mmc/host/dw_mmc.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c > index 0fa3135..1abcb36 100644 > --- a/drivers/mmc/host/dw_mmc.c > +++ b/drivers/mmc/host/dw_mmc.c > @@ -2505,6 +2505,9 @@ int dw_mci_resume(struct dw_mci *host) > /* Restore the old value at FIFOTH register */ > mci_writel(host, FIFOTH, host->fifoth_val); > > + /* Put in max timeout */ > + mci_writel(host, TMOUT, 0xFFFFFFFF); > + > mci_writel(host, RINTSTS, 0xFFFFFFFF); > mci_writel(host, INTMASK, SDMMC_INT_CMD_DONE | SDMMC_INT_DATA_OVER | > SDMMC_INT_TXDR | SDMMC_INT_RXDR |
Not sure if we really care about register dumps, but if it gets initialized in probe as well, then this is fine. Reviewed-by: Tomasz Figa <t.f...@samsung.com> Best regards, Tomasz -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
