diff options
Diffstat (limited to 'include/asm-generic/gpio.h')
| -rw-r--r-- | include/asm-generic/gpio.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/asm-generic/gpio.h b/include/asm-generic/gpio.h index 4d5348d8c8..5686df7cec 100644 --- a/include/asm-generic/gpio.h +++ b/include/asm-generic/gpio.h @@ -129,6 +129,12 @@ struct gpio_desc { */ }; +/* helper to compute the value of the gpio output */ +#define GPIOD_FLAGS_OUTPUT_MASK (GPIOD_ACTIVE_LOW | GPIOD_IS_OUT_ACTIVE) +#define GPIOD_FLAGS_OUTPUT(flags) \ + (((((flags) & GPIOD_FLAGS_OUTPUT_MASK) == GPIOD_IS_OUT_ACTIVE) || \ + (((flags) & GPIOD_FLAGS_OUTPUT_MASK) == GPIOD_ACTIVE_LOW))) + /** * dm_gpio_is_valid() - Check if a GPIO is valid * |