On 20/08/19 5:06 AM, Ben Chuang wrote: > From: Ben Chuang <[email protected]> > > According to section 3.2.1 internal clock setup in SD Host Controller > Simplified Specifications 4.20, the timeout of loop for checking > internal clock stable is defined as 150ms. > > Signed-off-by: Ben Chuang <[email protected]> > Co-developed-by: Michael K Johnson <[email protected]> > Signed-off-by: Michael K Johnson <[email protected]>
Acked-by: Adrian Hunter <[email protected]> > --- > drivers/mmc/host/sdhci.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c > index 59acf8e3331e..bed0760a6c2a 100644 > --- a/drivers/mmc/host/sdhci.c > +++ b/drivers/mmc/host/sdhci.c > @@ -1636,8 +1636,8 @@ void sdhci_enable_clk(struct sdhci_host *host, u16 clk) > clk |= SDHCI_CLOCK_INT_EN; > sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL); > > - /* Wait max 20 ms */ > - timeout = ktime_add_ms(ktime_get(), 20); > + /* Wait max 150 ms */ > + timeout = ktime_add_ms(ktime_get(), 150); > while (1) { > bool timedout = ktime_after(ktime_get(), timeout); > >
