On Mon, Sep 07, 2020 at 05:59:32PM +0200, Mauro Carvalho Chehab wrote: > From: Yu Chen <cheny...@huawei.com> > > The HiKey960 has a fairly complex USB configuration due to it > needing to support a USB-C port for host/device mode and multiple > USB-A ports in host mode, all using a single USB controller. > > See schematics here: > > https://github.com/96boards/documentation/raw/master/consumer/hikey/hikey960/hardware-docs/HiKey960_Schematics.pdf > > This driver acts as a usb-role-switch intermediary, intercepting > the role switch notifications from the tcpm code, and passing > them on to the dwc3 core. > > In doing so, it also controls the onboard hub and power gpios in > order to properly route the data lines between the USB-C port > and the onboard hub to the USB-A ports. > > Signed-off-by: Yu Chen <cheny...@huawei.com> > [jstultz: Major rework to make the driver a usb-role-switch > intermediary] > Signed-off-by: John Stultz <john.stu...@linaro.org> > Signed-off-by: Mauro Carvalho Chehab <mchehab+hua...@kernel.org> > --- > MAINTAINERS | 7 ++ > drivers/misc/Kconfig | 9 ++ > drivers/misc/Makefile | 1 + > drivers/misc/hisi_hikey_usb.c | 205 ++++++++++++++++++++++++++++++++++ > 4 files changed, 222 insertions(+) > create mode 100644 drivers/misc/hisi_hikey_usb.c
Can this, and the next patch, go into my char-misc tree independent of the other patches in this series? Or do they all need to go in together? thanks, greg k-h
