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authorCharles Keepax <ckeepax@opensource.wolfsonmicro.com>2017-05-23 15:47:29 +0100
committerLinus Walleij <linus.walleij@linaro.org>2017-05-29 11:07:55 +0200
commit05f479bf7d239f01ff6546f2bdeb14ad0fe65601 (patch)
tree01007d9e5d3d3093d50cb01a1c715c142c63d4d1 /drivers/gpio/gpiolib.h
parentf9e3a419aa53d77a9ba348f587775aea726fcafa (diff)
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.h')
-rw-r--r--drivers/gpio/gpiolib.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib.h b/drivers/gpio/gpiolib.h
index 2495b7ee1b42..f74b8a763242 100644
--- a/drivers/gpio/gpiolib.h
+++ b/drivers/gpio/gpiolib.h
@@ -190,6 +190,7 @@ struct gpio_desc {
#define FLAG_OPEN_SOURCE 8 /* Gpio is open source type */
#define FLAG_USED_AS_IRQ 9 /* GPIO is connected to an IRQ */
#define FLAG_IS_HOGGED 11 /* GPIO is hogged */
+#define FLAG_SLEEP_MAY_LOOSE_VALUE 12 /* GPIO may loose value in sleep */
/* Connection label */
const char *label;