diff options
Diffstat (limited to 'drivers/usb/misc/usb251xb.c')
| -rw-r--r-- | drivers/usb/misc/usb251xb.c | 59 |
1 files changed, 24 insertions, 35 deletions
diff --git a/drivers/usb/misc/usb251xb.c b/drivers/usb/misc/usb251xb.c index 4e18600dc9b4..91f66d68bcb7 100644 --- a/drivers/usb/misc/usb251xb.c +++ b/drivers/usb/misc/usb251xb.c @@ -375,18 +375,24 @@ static int usb251xb_get_ofdata(struct usb251xb *hub, if (of_get_property(np, "dynamic-power-switching", NULL)) hub->conf_data2 |= BIT(7); - if (of_get_property(np, "oc-delay-100us", NULL)) { - hub->conf_data2 &= ~BIT(5); - hub->conf_data2 &= ~BIT(4); - } else if (of_get_property(np, "oc-delay-4ms", NULL)) { - hub->conf_data2 &= ~BIT(5); - hub->conf_data2 |= BIT(4); - } else if (of_get_property(np, "oc-delay-8ms", NULL)) { - hub->conf_data2 |= BIT(5); - hub->conf_data2 &= ~BIT(4); - } else if (of_get_property(np, "oc-delay-16ms", NULL)) { - hub->conf_data2 |= BIT(5); - hub->conf_data2 |= BIT(4); + if (!of_property_read_u32(np, "oc-delay-us", property_u32)) { + if (*property_u32 == 100) { + /* 100 us*/ + hub->conf_data2 &= ~BIT(5); + hub->conf_data2 &= ~BIT(4); + } else if (*property_u32 == 4000) { + /* 4 ms */ + hub->conf_data2 &= ~BIT(5); + hub->conf_data2 |= BIT(4); + } else if (*property_u32 == 16000) { + /* 16 ms */ + hub->conf_data2 |= BIT(5); + hub->conf_data2 |= BIT(4); + } else { + /* 8 ms (DEFAULT) */ + hub->conf_data2 |= BIT(5); + hub->conf_data2 &= ~BIT(4); + } } if (of_get_property(np, "compound-device", NULL)) @@ -432,30 +438,9 @@ static int usb251xb_get_ofdata(struct usb251xb *hub, } } - hub->max_power_sp = USB251XB_DEF_MAX_POWER_SELF; - if (!of_property_read_u32(np, "max-sp-power", property_u32)) - hub->max_power_sp = min_t(u8, be32_to_cpu(*property_u32) / 2, - 250); - - hub->max_power_bp = USB251XB_DEF_MAX_POWER_BUS; - if (!of_property_read_u32(np, "max-bp-power", property_u32)) - hub->max_power_bp = min_t(u8, be32_to_cpu(*property_u32) / 2, - 250); - - hub->max_current_sp = USB251XB_DEF_MAX_CURRENT_SELF; - if (!of_property_read_u32(np, "max-sp-current", property_u32)) - hub->max_current_sp = min_t(u8, be32_to_cpu(*property_u32) / 2, - 250); - - hub->max_current_bp = USB251XB_DEF_MAX_CURRENT_BUS; - if (!of_property_read_u32(np, "max-bp-current", property_u32)) - hub->max_current_bp = min_t(u8, be32_to_cpu(*property_u32) / 2, - 250); - hub->power_on_time = USB251XB_DEF_POWER_ON_TIME; - if (!of_property_read_u32(np, "power-on-time", property_u32)) - hub->power_on_time = min_t(u8, be32_to_cpu(*property_u32) / 2, - 255); + if (!of_property_read_u32(np, "power-on-time-ms", property_u32)) + hub->power_on_time = min_t(u8, *property_u32 / 2, 255); if (of_property_read_u16_array(np, "language-id", &hub->lang_id, 1)) hub->lang_id = USB251XB_DEF_LANGUAGE_ID; @@ -492,6 +477,10 @@ static int usb251xb_get_ofdata(struct usb251xb *hub, /* The following parameters are currently not exposed to devicetree, but * may be as soon as needed. */ + hub->max_power_sp = USB251XB_DEF_MAX_POWER_SELF; + hub->max_power_bp = USB251XB_DEF_MAX_POWER_BUS; + hub->max_current_sp = USB251XB_DEF_MAX_CURRENT_SELF; + hub->max_current_bp = USB251XB_DEF_MAX_CURRENT_BUS; hub->bat_charge_en = USB251XB_DEF_BATTERY_CHARGING_ENABLE; hub->boost_up = USB251XB_DEF_BOOST_UP; hub->boost_x = USB251XB_DEF_BOOST_X; |