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usb: phy-generic: add short delay after pulling the reset pin

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After pulling the reset pin some phys are not immediately ready. We add
a short delay of at least 10 ms to ensure that the phy can be properly
used.

Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Link: https://lore.kernel.org/r/20240402-phy-misc-v1-1-de5c17f93f17@pengutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Michael Grzeschik 2024-04-02 08:17:17 +02:00 committed by Greg Kroah-Hartman
parent 3295f1b866
commit ccdd4aac5f
1 changed files with 1 additions and 0 deletions
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drivers/usb/phy/phy-generic.c
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@ -71,6 +71,7 @@ static void nop_reset(struct usb_phy_generic *nop)
gpiod_set_value_cansleep(nop->gpiod_reset, 1);
usleep_range(10000, 20000);
gpiod_set_value_cansleep(nop->gpiod_reset, 0);
usleep_range(10000, 30000);
}
/* interface to regulator framework */