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path: root/drivers/gpio/atmel_pio4.c
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* gpio: atmel_pio4: Rework to support DM & DTWenyou Yang2016-08-15-22/+116
| | | | | | | | | Rework the driver to support driver model and device tree, and support to regard the pio4 pinctrl device as a child of atmel_pio4 device. Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com> Reviewed-by: Simon Glass <sjg@chromium.org>
* gpio: atmel_pio4: Move PIO4 definitions to head fileWenyou Yang2016-08-15-53/+18
| | | | | | | | | In order to make these PIO4 definitions shared with AT91 PIO4 pinctrl driver, move them from the existing gpio driver to the head file, and rephrase them. Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com> Reviewed-by: Simon Glass <sjg@chromium.org>
* gpio: atmel: Add the PIO4 driver supportWenyou Yang2015-11-30-0/+296
The PIO4 is introduced from SAMA5D2, as a new version for Atmel PIO controller. Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>