Messages in this thread | | | From | Doug Anderson <> | Date | Thu, 29 Sep 2016 12:49:06 -0700 | Subject | Re: [PATCH v2 4/4] mmc: sdhci-of-arasan: add sdhci_arasan_voltage_switch for arasan,5.1 |
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Hi,
On Thu, Sep 22, 2016 at 5:03 PM, Shawn Lin <shawn.lin@rock-chips.com> wrote: > Per the vendor's requirement, we shouldn't do any setting for > 1.8V Signaling Enable, otherwise the interaction/behaviour between > phy and controller will be undefined. Mostly it works fine if we do > that, but we still see failures. Anyway, let's fix it to meet the > vendor's requirement. The error log looks like: > > [ 93.405085] mmc1: unexpected status 0x800900 after switch > [ 93.408474] mmc1: switch to bus width 1 failed > [ 93.408482] mmc1: mmc_select_hs200 failed, error -110 > [ 93.408492] mmc1: error -110 during resume (card was removed?) > [ 93.408705] PM: resume of devices complete after 213.453 msecs > > Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com> > --- > > Changes in v2: None > > drivers/mmc/host/sdhci-of-arasan.c | 24 ++++++++++++++++++++++++ > 1 file changed, 24 insertions(+)
Seems OK to me.
Reviewed-by: Douglas Anderson <dianders@chromium.org>
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