Messages in this thread | | | Date | Tue, 25 Jun 2019 15:40:31 +0200 | From | Thierry Reding <> | Subject | Re: [PATCH V4 03/18] gpio: tegra: use resume_noirq for tegra gpio resume |
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On Sun, Jun 23, 2019 at 08:02:44PM -0700, Sowjanya Komatineni wrote: > During SC7 resume, PARKED bit clear from the pinmux registers may > cause a glitch on the GPIO lines. > > So, Tegra GPIOs restore should happen prior to restoring Tegra pinmux > to keep the GPIO lines in a known good state prior to clearing PARKED > bit. > > This patch has fix for this by moving Tegra GPIOs restore to happen > very early than pinctrl resume. > > Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com> > --- > drivers/gpio/gpio-tegra.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-)
Acked-by: Thierry Reding <treding@nvidia.com> [unhandled content-type:application/pgp-signature] | |