On 9 August 2018 at 08:17, Jean-Jacques Hiblot <jjhib...@ti.com> wrote: > In some cases it can be useful to be able to bind a device to a driver from > the command line. > The obvious example is for versatile devices such as USB gadget. > Another use case is when the devices are not yet ready at startup and > require some setup before the drivers are bound (ex: FPGA which bitsream is > fetched from a mass storage or ethernet) > > usage example: > > bind usb_dev_generic 0 usb_ether > unbind usb_dev_generic 0 usb_ether > or > unbind eth 1 > > bind /ocp/omap_dwc3@48380000/usb@48390000 usb_ether > unbind /ocp/omap_dwc3@48380000/usb@48390000 > > Signed-off-by: Jean-Jacques Hiblot <jjhib...@ti.com> > > > --- > > Changes in v4: > - Fixed compiler warning: "cmd/bind.c:236:5: warning: ‘ret’ may be used > uninitialized in this function [-Wmaybe-uninitialized]" > > Changes in v3: > - factorize code based on comments from ML > - remove the devices before unbinding them > - use device_find_global_by_ofnode() to get a device by its node. > > Changes in v2: > - Make the bind/unbind command generic, not specific to usb device. > - Update the API to be able to bind/unbind based on DTS node path > - Add a Kconfig option to select the bind/unbind commands > > arch/sandbox/dts/test.dts | 11 ++ > cmd/Kconfig | 9 ++ > cmd/Makefile | 1 + > cmd/bind.c | 255 > +++++++++++++++++++++++++++++++++++++++++++++ > configs/sandbox_defconfig | 1 + > test/py/tests/test_bind.py | 178 +++++++++++++++++++++++++++++++ > 6 files changed, 455 insertions(+) > create mode 100644 cmd/bind.c > create mode 100644 test/py/tests/test_bind.py
Reviewed-by: Simon Glass <s...@chromium.org> _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
