diff options
author | Charles Keepax <ckeepax@opensource.wolfsonmicro.com> | 2017-05-23 15:47:29 +0100 |
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committer | Linus Walleij <linus.walleij@linaro.org> | 2017-05-29 11:07:55 +0200 |
commit | 05f479bf7d239f01ff6546f2bdeb14ad0fe65601 (patch) | |
tree | 01007d9e5d3d3093d50cb01a1c715c142c63d4d1 /include/dt-bindings | |
parent | f9e3a419aa53d77a9ba348f587775aea726fcafa (diff) | |
download | linux-05f479bf7d239f01ff6546f2bdeb14ad0fe65601.tar.gz |
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 'include/dt-bindings')
-rw-r--r-- | include/dt-bindings/gpio/gpio.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/dt-bindings/gpio/gpio.h b/include/dt-bindings/gpio/gpio.h index b4f54da694eb..c5074584561d 100644 --- a/include/dt-bindings/gpio/gpio.h +++ b/include/dt-bindings/gpio/gpio.h @@ -28,4 +28,8 @@ #define GPIO_OPEN_DRAIN (GPIO_SINGLE_ENDED | GPIO_LINE_OPEN_DRAIN) #define GPIO_OPEN_SOURCE (GPIO_SINGLE_ENDED | GPIO_LINE_OPEN_SOURCE) +/* Bit 3 express GPIO suspend/resume persistence */ +#define GPIO_SLEEP_MAINTAIN_VALUE 0 +#define GPIO_SLEEP_MAY_LOOSE_VALUE 8 + #endif |