diff options
Diffstat (limited to 'drivers/usb/typec')
| -rw-r--r-- | drivers/usb/typec/mux/ps883x.c | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/drivers/usb/typec/mux/ps883x.c b/drivers/usb/typec/mux/ps883x.c index ef086989231f..274de7abe585 100644 --- a/drivers/usb/typec/mux/ps883x.c +++ b/drivers/usb/typec/mux/ps883x.c @@ -346,6 +346,22 @@ static int ps883x_retimer_probe(struct i2c_client *client) goto err_vregs_disable; } + /* skip resetting if already configured */ + if (regmap_test_bits(retimer->regmap, REG_USB_PORT_CONN_STATUS_0, + CONN_STATUS_0_CONNECTION_PRESENT) == 1) { + gpiod_direction_output(retimer->reset_gpio, 0); + } else { + gpiod_direction_output(retimer->reset_gpio, 1); + + /* VDD IO supply enable to reset release delay */ + usleep_range(4000, 14000); + + gpiod_set_value(retimer->reset_gpio, 0); + + /* firmware initialization delay */ + msleep(60); + } + sw_desc.drvdata = retimer; sw_desc.fwnode = dev_fwnode(dev); sw_desc.set = ps883x_sw_set; @@ -368,21 +384,6 @@ static int ps883x_retimer_probe(struct i2c_client *client) goto err_switch_unregister; } - /* skip resetting if already configured */ - if (regmap_test_bits(retimer->regmap, REG_USB_PORT_CONN_STATUS_0, - CONN_STATUS_0_CONNECTION_PRESENT) == 1) - return gpiod_direction_output(retimer->reset_gpio, 0); - - gpiod_direction_output(retimer->reset_gpio, 1); - - /* VDD IO supply enable to reset release delay */ - usleep_range(4000, 14000); - - gpiod_set_value(retimer->reset_gpio, 0); - - /* firmware initialization delay */ - msleep(60); - return 0; err_switch_unregister: |