Remove the max_{power,current}_{sp,bp} properties of the usb251xb driver from devicetree. This is done to simplify the dt bindings as requested by Rob Herring in https://lkml.org/lkml/2017/2/15/1283. If those properties are ever needed by somebody they can be enabled again easily. Signed-off-by: Richard Leitner <richard.leitner@xxxxxxxxxxx> Acked-by: Rob Herring <robh@xxxxxxxxxx> --- Documentation/devicetree/bindings/usb/usb251xb.txt | 20 ------------------ drivers/usb/misc/usb251xb.c | 24 ++++------------------ 2 files changed, 4 insertions(+), 40 deletions(-) diff --git a/Documentation/devicetree/bindings/usb/usb251xb.txt b/Documentation/devicetree/bindings/usb/usb251xb.txt index 0c065f7..a5efd10 100644 --- a/Documentation/devicetree/bindings/usb/usb251xb.txt +++ b/Documentation/devicetree/bindings/usb/usb251xb.txt @@ -40,26 +40,6 @@ Optional properties : device connected. - sp-disabled-ports : Specifies the ports which will be self-power disabled - bp-disabled-ports : Specifies the ports which will be bus-power disabled - - max-sp-power : Specifies the maximum current the hub consumes from an - upstream port when operating as self-powered hub including the power - consumption of a permanently attached peripheral if the hub is - configured as a compound device. The value is given in mA in a 0 - 500 - range (default is 2). - - max-bp-power : Specifies the maximum current the hub consumes from an - upstream port when operating as bus-powered hub including the power - consumption of a permanently attached peripheral if the hub is - configured as a compound device. The value is given in mA in a 0 - 500 - range (default is 100). - - max-sp-current : Specifies the maximum current the hub consumes from an - upstream port when operating as self-powered hub EXCLUDING the power - consumption of a permanently attached peripheral if the hub is - configured as a compound device. The value is given in mA in a 0 - 500 - range (default is 2). - - max-bp-current : Specifies the maximum current the hub consumes from an - upstream port when operating as bus-powered hub EXCLUDING the power - consumption of a permanently attached peripheral if the hub is - configured as a compound device. The value is given in mA in a 0 - 500 - range (default is 100). - power-on-time : Specifies the time it takes from the time the host initiates the power-on sequence to a port until the port has adequate power. The value is given in ms in a 0 - 510 range (default is 100ms). diff --git a/drivers/usb/misc/usb251xb.c b/drivers/usb/misc/usb251xb.c index 4e18600..3f9c306 100644 --- a/drivers/usb/misc/usb251xb.c +++ b/drivers/usb/misc/usb251xb.c @@ -432,26 +432,6 @@ 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, @@ -492,6 +472,10 @@ 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; -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html