diff options
| author |   Julien Delacou <julien.delacou@stericsson.com> | 2012-12-10 14:47:33 +0100 |
|---|---|---|
| committer |   Linus Walleij <linus.walleij@linaro.org> | 2013-01-11 21:48:05 +0100 |
| commit | 840a47ba43a2aefbd9834924228549879ee3cb49 (patch) | |
| tree | e507b5f5dc2b0c81fdbf16e99b5511d0197a9ac3 /drivers/pinctrl/core.h | |
| parent | pinctrl: skip deferral of hogs (diff) | |
| download | linux-dev-840a47ba43a2aefbd9834924228549879ee3cb49.tar.xz linux-dev-840a47ba43a2aefbd9834924228549879ee3cb49.zip | |
pinctrl: add sleep mode management for hogs
This fix allows handling sleep mode for hogged
pins in pinctrl. It provides functions to set pins
to sleep/default configurations according to their
current state.
Signed-off-by: Julien Delacou <julien.delacou@stericsson.com>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/core.h')
| -rw-r--r-- | drivers/pinctrl/core.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/pinctrl/core.h b/drivers/pinctrl/core.h index 12f5694f3d5d..232a9f6db4aa 100644 --- a/drivers/pinctrl/core.h +++ b/drivers/pinctrl/core.h @@ -30,6 +30,8 @@ struct pinctrl_gpio_range; * @driver_data: driver data for drivers registering to the pin controller * subsystem * @p: result of pinctrl_get() for this device + * @hog_default: default state for pins hogged by this device + * @hog_sleep: sleep state for pins hogged by this device * @device_root: debugfs root for this device */ struct pinctrl_dev { @@ -41,6 +43,8 @@ struct pinctrl_dev { struct module *owner; void *driver_data; struct pinctrl *p; + struct pinctrl_state *hog_default; + struct pinctrl_state *hog_sleep; #ifdef CONFIG_DEBUG_FS struct dentry *device_root; #endif @@ -164,5 +168,8 @@ int pinctrl_register_map(struct pinctrl_map const *maps, unsigned num_maps, bool dup, bool locked); void pinctrl_unregister_map(struct pinctrl_map const *map); +extern int pinctrl_force_sleep(struct pinctrl_dev *pctldev); +extern int pinctrl_force_default(struct pinctrl_dev *pctldev); + extern struct mutex pinctrl_mutex; extern struct list_head pinctrldev_list; |