gpio: atmel: Add the PIO4 driver support
The PIO4 is introduced from SAMA5D2, as a new version
for Atmel PIO controller.
Signed-off-by:
Wenyou Yang <wenyou.yang@atmel.com>
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- arch/arm/mach-at91/include/mach/atmel_pio4.h 48 additions, 0 deletionsarch/arm/mach-at91/include/mach/atmel_pio4.h
- drivers/gpio/Kconfig 11 additions, 0 deletionsdrivers/gpio/Kconfig
- drivers/gpio/Makefile 1 addition, 0 deletionsdrivers/gpio/Makefile
- drivers/gpio/atmel_pio4.c 296 additions, 0 deletionsdrivers/gpio/atmel_pio4.c
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