OpenE2K
/
linux
6
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

net: dsa: microchip: Use gpiod_set_value_cansleep() 

Replace gpiod_set_value() with gpiod_set_value_cansleep(), as the switch
reset GPIO can be connected to e.g. I2C GPIO expander and it is perfectly
fine for the kernel to sleep for a bit in ksz_switch_register().

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Tristram Ha <Tristram.Ha@microchip.com>
Cc: Woojung Huh <Woojung.Huh@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Marek Vasut 2019-06-23 17:12:57 +02:00 committed by David S. Miller
parent 48dd73d08d
commit 22e72b5e04
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/net/dsa/microchip/ksz_common.c
View File

@ -436,9 +436,9 @@ int ksz_switch_register(struct ksz_device *dev,
return PTR_ERR(dev->reset_gpio);
if (dev->reset_gpio) {
gpiod_set_value(dev->reset_gpio, 1);
gpiod_set_value_cansleep(dev->reset_gpio, 1);
mdelay(10);
gpiod_set_value(dev->reset_gpio, 0);
gpiod_set_value_cansleep(dev->reset_gpio, 0);
}
mutex_init(&dev->dev_mutex);
@ -487,7 +487,7 @@ void ksz_switch_remove(struct ksz_device *dev)
dsa_unregister_switch(dev->ds);
if (dev->reset_gpio)
gpiod_set_value(dev->reset_gpio, 1);
gpiod_set_value_cansleep(dev->reset_gpio, 1);
}
EXPORT_SYMBOL(ksz_switch_remove);