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path: root/drivers/gpio/gpio-sama5d2-piobu.c
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2019-01-11gpio: sama5d2-piobu: Set proper output level for direction_outputAxel Lin1-12/+8
Set proper output level base on the argument of direction_output. Also remove sama5d2_piobu_set_direction() as there is only one caller now. Signed-off-by: Axel Lin <[email protected]> Signed-off-by: Linus Walleij <[email protected]>
2018-12-21gpio: add driver for SAMA5D2 PIOBU pins[email protected]1-0/+253
PIOBU pins do not lose their voltage during Backup/Self-refresh. This patch adds a simple GPIO controller for them and a maintainer for the driver. This driver adds support for using the pins as GPIO offering the possibility to read/set the voltage. Signed-off-by: Andrei Stefanescu <[email protected]> Signed-off-by: Linus Walleij <[email protected]>