Messages in this thread Patch in this message | | | Date | Tue, 22 Feb 2022 08:42:23 +0100 | From | "" <> | Subject | Re: [PATCH] mmc: rtsx: add 74 Clocks in power on flow |
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On Tue, Feb 22, 2022 at 07:27:52AM +0000, Ricky WU wrote: > After 1ms stabilizing the voltage time > add "Host provides at least 74 Clocks > before issuing first command" that is > spec definition
You do have 72 columns to use here, no need to wrap this so tightly.
> > Signed-off-by: Ricky Wu <ricky_wu@realtek.com> > --- > drivers/mmc/host/rtsx_pci_sdmmc.c | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/drivers/mmc/host/rtsx_pci_sdmmc.c b/drivers/mmc/host/rtsx_pci_sdmmc.c > index 2a3f14afe9f8..e016d720e453 100644 > --- a/drivers/mmc/host/rtsx_pci_sdmmc.c > +++ b/drivers/mmc/host/rtsx_pci_sdmmc.c > @@ -940,10 +940,17 @@ static int sd_power_on(struct realtek_pci_sdmmc *host) > if (err < 0) > return err; > > + mdelay(1);
What is this delay for?
thanks,
greg k-h
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