Remove clock/at91.h file as it is subset of
dts/upstream/include/dt-bindings/clock/at91.h.
The constants defined in this header are being used only in dts
Signed-off-by: Manikandan Muralidharan <manikandan.m@microchip.com>
F: drivers/misc/microchip_flexcom.c
F: drivers/timer/atmel_tcb_timer.c
F: include/dt-bindings/clk/at91.h
-F: include/dt-bindings/clock/at91.h
F: include/dt-bindings/dma/at91.h
F: include/dt-bindings/mfd/at91-usart.h
F: include/dt-bindings/mfd/atmel-flexcom.h