bd0a0a024f
This adds a debugfs file for ULPI devices which contains a dump of their registers. This is useful for debugging basic connectivity problems. The file is created in ulpi_register because many devices will never have a driver bound (as they are managed in hardware by the USB controller device). The root directory of this subsystem is created before we register the bus to ensure that devices can always create their directories. Signed-off-by: Sean Anderson <sean.anderson@seco.com> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Link: https://lore.kernel.org/r/20220127190004.1446909-4-sean.anderson@seco.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
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| .. | ||
| Kconfig | ||
| Makefile | ||
| common.c | ||
| common.h | ||
| debug.c | ||
| led.c | ||
| ulpi.c | ||
| usb-conn-gpio.c | ||
| usb-otg-fsm.c | ||