Hi Felipe, On 27 July 2017 at 13:14, Baolin Wang <baolin.w...@linaro.org> wrote: > Currently the Linux kernel does not provide any standard integration of this > feature that integrates the USB subsystem with the system power regulation > provided by PMICs meaning that either vendors must add this in their kernels > or USB gadget devices based on Linux (such as mobile phones) may not behave > as they should. Thus provide a standard USB charger support in USB phy core > for doing this in kernel. > > Now introduce one user with wm831x_power to support and test the usb charger. > In future we will also cnvert below power drivers: > drivers/power/supply/axp288_charger.c > drivers/power/supply/bq24190_charger.c > drivers/power/supply/charger-manager.c > drivers/power/supply/qcom_smbb.c > > Changes since v3: > - Bail out errors when failed to find usb phy for wm831x_power driver. > Changes since v2: > - Add DT binding documentation for wm831x_power driver. > - Change 'usb-phy' as one optional property for wm831x_power driver. > Changes since v1: > - Fix building errors.
Do you have any comments about usb charger support in usb phy core? Thanks. > > Baolin Wang (3): > include: uapi: usb: Introduce USB charger type and state definition > usb: phy: Add USB charger support > power: wm831x_power: Support USB charger current limit management > > Documentation/devicetree/bindings/mfd/wm831x.txt | 1 + > drivers/power/supply/wm831x_power.c | 72 ++++++ > drivers/usb/phy/phy.c | 272 > ++++++++++++++++++++++ > include/linux/usb/phy.h | 49 ++++ > include/uapi/linux/usb/charger.h | 31 +++ > 5 files changed, 425 insertions(+) > create mode 100644 include/uapi/linux/usb/charger.h > > -- > 126.96.36.199 > -- Baolin.wang Best Regards