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Revert "phy: add support for a reset-gpio specification"

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Commit da47b45720 ("phy: add support for a reset-gpio specification")
causes the following xtensa qemu crash according to Guenter Roeck:

[    9.366256] libphy: ethoc-mdio: probed
[    9.367389]  (null): could not attach to PHY
[    9.368555]  (null): failed to probe MDIO bus
[    9.371540] Unable to handle kernel paging request at virtual address 0000001c
[    9.371540]  pc = d0320926, ra = 903209d1
[    9.375358] Oops: sig: 11 [#1]

This reverts commit da47b45720.

Reported-by: Guenter Roeck <[email protected]>
Signed-off-by: Fabio Estevam <[email protected]>
Acked-by: Florian Fainelli <[email protected]>
Tested-by: Guenter Roeck <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Fabio Estevam 2016-05-18 13:05:00 -03:00 • committed by David S. Miller
commit 948350140e
2 changed files with 0 additions and 11 deletions
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8
drivers/net/phy/phy_device.c
View file

@ -34,7 +34,6 @@
#include <linux/io.h>
#include <linux/uaccess.h>
#include <linux/of.h>
#include <linux/gpio/consumer.h>
#include <asm/irq.h>
@ -1571,16 +1570,9 @@ static int phy_probe(struct device *dev)
struct device_driver *drv = phydev->mdio.dev.driver;
struct phy_driver *phydrv = to_phy_driver(drv);
int err = 0;
struct gpio_descs *reset_gpios;
phydev->drv = phydrv;
/* take phy out of reset */
reset_gpios = devm_gpiod_get_array_optional(dev, "reset",
GPIOD_OUT_LOW);
if (IS_ERR(reset_gpios))
return PTR_ERR(reset_gpios);
/* Disable the interrupt if the PHY doesn't support it
* but the interrupt is still a valid one
*/