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| author | Charles Keepax <ckeepax@opensource.wolfsonmicro.com> | 2017-05-23 15:47:29 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2017-05-29 11:07:55 +0200 |
| commit | 05f479bf7d239f01ff6546f2bdeb14ad0fe65601 (patch) | |
| tree | 01007d9e5d3d3093d50cb01a1c715c142c63d4d1 /drivers/gpio/gpiolib-of.c | |
| parent | f9e3a419aa53d77a9ba348f587775aea726fcafa (diff) | |
| download | linux-0-day-05f479bf7d239f01ff6546f2bdeb14ad0fe65601.tar.gz linux-0-day-05f479bf7d239f01ff6546f2bdeb14ad0fe65601.tar.xz | |
gpio: Add new flags to control sleep status of GPIOs
Add new flags to allow users to specify that they are not concerned with
the status of GPIOs whilst in a sleep/low power state.
Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpiolib-of.c')
| -rw-r--r-- | drivers/gpio/gpiolib-of.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index b13b7c7c335f4..e2abf0eabaf88 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -153,6 +153,9 @@ struct gpio_desc *of_find_gpio(struct device *dev, const char *con_id, *flags |= GPIO_OPEN_SOURCE; } + if (of_flags & OF_GPIO_SLEEP_MAY_LOOSE_VALUE) + *flags |= GPIO_SLEEP_MAY_LOOSE_VALUE; + return desc; } |