gpio: Add gpio delay driver

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This driver implements a GPIO enable/disable delay. It supports a list
of GPIO outputs, which ramp-up/ramp-down delay can be specified at
consumer location.
The main purpose is to address external, passive delays upon line
voltage changes.

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

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Alexander Stein 2023-04-06 11:33:43 +02:00 • committed by Bartosz Golaszewski

parent c7239a3da1

commit cf5dec80c4

3 changed files with 173 additions and 0 deletions

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8

drivers/gpio/Kconfig

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1

drivers/gpio/Makefile

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164

drivers/gpio/gpio-delay.c

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