diff options
Diffstat (limited to 'drivers/net/dsa/mv88e6xxx.c')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c index ae1cb191a0e0..e7e07eb7091d 100644 --- a/drivers/net/dsa/mv88e6xxx.c +++ b/drivers/net/dsa/mv88e6xxx.c @@ -2582,7 +2582,7 @@ static int mv88e6xxx_switch_reset(struct mv88e6xxx_priv_state *ps) { bool ppu_active = mv88e6xxx_has(ps, MV88E6XXX_FLAG_PPU_ACTIVE); u16 is_reset = (ppu_active ? 0x8800 : 0xc800); - struct gpio_desc *gpiod = ps->ds->pd->reset; + struct gpio_desc *gpiod = ps->reset; unsigned long timeout; int ret; int i; @@ -3634,6 +3634,7 @@ int mv88e6xxx_probe(struct mdio_device *mdiodev) struct mv88e6xxx_priv_state *ps; int id, prod_num, rev; struct dsa_switch *ds; + int err; ds = devm_kzalloc(dev, sizeof(*ds) + sizeof(*ps), GFP_KERNEL); if (!ds) @@ -3663,6 +3664,17 @@ int mv88e6xxx_probe(struct mdio_device *mdiodev) if (!ps->info) return -ENODEV; + ps->reset = devm_gpiod_get(&mdiodev->dev, "reset", GPIOD_ASIS); + if (IS_ERR(ps->reset)) { + err = PTR_ERR(ps->reset); + if (err == -ENOENT) { + /* Optional, so not an error */ + ps->reset = NULL; + } else { + return err; + } + } + dev_set_drvdata(dev, ds); dev_info(dev, "switch 0x%x probed: %s, revision %u\n", |