summaryrefslogtreecommitdiff
path: root/drivers/gpio
diff options
context:
space:
mode:
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2023-01-12 16:51:40 +0200
committerBartosz Golaszewski <bartosz.golaszewski@linaro.org>2023-01-30 15:55:31 +0100
commiteed5a3bfafe6840494f7752b5cecd2a610b54fef (patch)
treee0bb886af1c46328e3cc6d31b48d010019f08f62 /drivers/gpio
parent3101b1e4ba3874a7dbcc4da6d788e1408a69a5d7 (diff)
gpiolib: of: Move enum of_gpio_flags to its only user
GPIO library for OF is the only user for enum of_gpio_flags. Move it there. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Rob Herring <robh@kernel.org> Reviewed-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpiolib-of.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index edc769d2d338..72d8a3da31e3 100644
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -23,6 +23,21 @@
#include "gpiolib.h"
#include "gpiolib-of.h"
+/*
+ * This is Linux-specific flags. By default controllers' and Linux' mapping
+ * match, but GPIO controllers are free to translate their own flags to
+ * Linux-specific in their .xlate callback. Though, 1:1 mapping is recommended.
+ */
+enum of_gpio_flags {
+ OF_GPIO_ACTIVE_LOW = 0x1,
+ OF_GPIO_SINGLE_ENDED = 0x2,
+ OF_GPIO_OPEN_DRAIN = 0x4,
+ OF_GPIO_TRANSITORY = 0x8,
+ OF_GPIO_PULL_UP = 0x10,
+ OF_GPIO_PULL_DOWN = 0x20,
+ OF_GPIO_PULL_DISABLE = 0x40,
+};
+
/**
* of_gpio_named_count() - Count GPIOs for a device
* @np: device node to count GPIOs for