diff options
Diffstat (limited to 'drivers/phy/phy-stm32-usbphyc.c')
| -rw-r--r-- | drivers/phy/phy-stm32-usbphyc.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/phy/phy-stm32-usbphyc.c b/drivers/phy/phy-stm32-usbphyc.c index fc53df25ef..ec5b47c8a4 100644 --- a/drivers/phy/phy-stm32-usbphyc.c +++ b/drivers/phy/phy-stm32-usbphyc.c @@ -297,19 +297,20 @@ static int stm32_usbphyc_get_regulator(struct udevice *dev, ofnode node, static int stm32_usbphyc_of_xlate(struct phy *phy, struct ofnode_phandle_args *args) { - if (args->args_count > 1) { - pr_debug("%s: invalid args_count: %d\n", __func__, - args->args_count); - return -EINVAL; - } + if (args->args_count < 1) + return -ENODEV; if (args->args[0] >= MAX_PHYS) return -ENODEV; - if (args->args_count) - phy->id = args->args[0]; - else - phy->id = 0; + phy->id = args->args[0]; + + if ((phy->id == 0 && args->args_count != 1) || + (phy->id == 1 && args->args_count != 2)) { + dev_err(dev, "invalid number of cells for phy port%ld\n", + phy->id); + return -EINVAL; + } return 0; } |