Hi-- On 4/19/21 7:25 PM, Frank Zago wrote: > From: frank zago <frank@xxxxxxxx> > > > Signed-off-by: Frank Zago <frank@xxxxxxxx> > Signed-off-by: frank zago <frank@xxxxxxxx> Don't think you need both of those. > --- > MAINTAINERS | 6 + > drivers/usb/misc/Kconfig | 18 ++ > drivers/usb/misc/Makefile | 1 + > drivers/usb/misc/ch341/Kconfig | 0 > drivers/usb/misc/ch341/Makefile | 3 + > drivers/usb/misc/ch341/ch341-core.c | 87 +++++++++ > drivers/usb/misc/ch341/ch341-gpio.c | 249 ++++++++++++++++++++++++++ > drivers/usb/misc/ch341/ch341-i2c.c | 267 ++++++++++++++++++++++++++++ > drivers/usb/misc/ch341/ch341.h | 50 ++++++ > 9 files changed, 681 insertions(+) > create mode 100644 drivers/usb/misc/ch341/Kconfig > create mode 100644 drivers/usb/misc/ch341/Makefile > create mode 100644 drivers/usb/misc/ch341/ch341-core.c > create mode 100644 drivers/usb/misc/ch341/ch341-gpio.c > create mode 100644 drivers/usb/misc/ch341/ch341-i2c.c > create mode 100644 drivers/usb/misc/ch341/ch341.h > > diff --git a/drivers/usb/misc/Kconfig b/drivers/usb/misc/Kconfig > index 8f1144359012..2d4db92f0de4 100644 > --- a/drivers/usb/misc/Kconfig > +++ b/drivers/usb/misc/Kconfig > @@ -284,3 +284,21 @@ config BRCM_USB_PINMAP > This option enables support for remapping some USB external > signals, which are typically on dedicated pins on the chip, > to any gpio. > + > +config USB_CH341_CORE > + tristate "USB WinChipHead CH341 in I2C/SPI/GPIO mode" > + depends on USB && GPIOLIB && I2C && SPI > + help > + > + If you say yes to this option, support for the CH341 chips, > + running in I2C/SPI/GPIO mode will be included. Some versions > + of the chip do not support all the functionnalities but > + there is no way to differentiate them. For instance the > + CH341A and CH341B support everything while the CH341T can > + only do I2C. > + > + The serial mode is not supported by this driver. Use the > + CH341 USB serial driver. > + > + This driver can also be built as a module. If so, the > + module will be called ch341-buses. Above should be in drivers/usb/misc/ch341/Kconfig file instead? > diff --git a/drivers/usb/misc/Makefile b/drivers/usb/misc/Makefile > index 5f4e598573ab..95c0ca15b8c9 100644 > --- a/drivers/usb/misc/Makefile > +++ b/drivers/usb/misc/Makefile > @@ -32,3 +32,4 @@ obj-$(CONFIG_USB_CHAOSKEY) += chaoskey.o > obj-$(CONFIG_USB_SISUSBVGA) += sisusbvga/ > obj-$(CONFIG_USB_LINK_LAYER_TEST) += lvstest.o > obj-$(CONFIG_BRCM_USB_PINMAP) += brcmstb-usb-pinmap.o > +obj-$(CONFIG_USB_CH341_CORE) += ch341/ > diff --git a/drivers/usb/misc/ch341/Kconfig b/drivers/usb/misc/ch341/Kconfig > new file mode 100644 > index 000000000000..e69de29bb2d1 Is that file (above) empty on purpose? > diff --git a/drivers/usb/misc/ch341/Makefile b/drivers/usb/misc/ch341/Makefile > new file mode 100644 > index 000000000000..7c6429e7a46e > --- /dev/null > +++ b/drivers/usb/misc/ch341/Makefile > @@ -0,0 +1,3 @@ > +obj-$(CONFIG_USB_CH341_CORE) := ch341-buses.o > + > +ch341-buses-objs := ch341-core.o ch341-i2c.o ch341-gpio.o -- ~Randy