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author | Vegard Nossum <vegard.nossum@gmail.com> | 2009-06-15 15:50:49 +0200 |
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committer | Vegard Nossum <vegard.nossum@gmail.com> | 2009-06-15 15:50:49 +0200 |
commit | 722f2a6c87f34ee0fd0130a8cf45f81e0705594a (patch) | |
tree | 50b054df34d2731eb0ba0cf1a6c27e43e7eed428 /arch/arm/plat-s3c/include/plat/gpio-core.h | |
parent | signal: fix __send_signal() false positive kmemcheck warning (diff) | |
parent | Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-next (diff) | |
download | linux-dev-722f2a6c87f34ee0fd0130a8cf45f81e0705594a.tar.xz linux-dev-722f2a6c87f34ee0fd0130a8cf45f81e0705594a.zip |
Merge commit 'linus/master' into HEAD
Conflicts:
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Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>
Diffstat (limited to 'arch/arm/plat-s3c/include/plat/gpio-core.h')
-rw-r--r-- | arch/arm/plat-s3c/include/plat/gpio-core.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm/plat-s3c/include/plat/gpio-core.h b/arch/arm/plat-s3c/include/plat/gpio-core.h index 2fc60a580ac8..32af612767aa 100644 --- a/arch/arm/plat-s3c/include/plat/gpio-core.h +++ b/arch/arm/plat-s3c/include/plat/gpio-core.h @@ -20,6 +20,18 @@ * specific code. */ +struct s3c_gpio_chip; + +/** + * struct s3c_gpio_pm - power management (suspend/resume) information + * @save: Routine to save the state of the GPIO block + * @resume: Routine to resume the GPIO block. + */ +struct s3c_gpio_pm { + void (*save)(struct s3c_gpio_chip *chip); + void (*resume)(struct s3c_gpio_chip *chip); +}; + struct s3c_gpio_cfg; /** @@ -27,6 +39,7 @@ struct s3c_gpio_cfg; * @chip: The chip structure to be exported via gpiolib. * @base: The base pointer to the gpio configuration registers. * @config: special function and pull-resistor control information. + * @pm_save: Save information for suspend/resume support. * * This wrapper provides the necessary information for the Samsung * specific gpios being registered with gpiolib. @@ -34,7 +47,11 @@ struct s3c_gpio_cfg; struct s3c_gpio_chip { struct gpio_chip chip; struct s3c_gpio_cfg *config; + struct s3c_gpio_pm *pm; void __iomem *base; +#ifdef CONFIG_PM + u32 pm_save[4]; +#endif }; static inline struct s3c_gpio_chip *to_s3c_gpio(struct gpio_chip *gpc) @@ -75,3 +92,16 @@ static inline struct s3c_gpio_chip *s3c_gpiolib_getchip(unsigned int chip) static inline void s3c_gpiolib_track(struct s3c_gpio_chip *chip) { } #endif + +#ifdef CONFIG_PM +extern struct s3c_gpio_pm s3c_gpio_pm_1bit; +extern struct s3c_gpio_pm s3c_gpio_pm_2bit; +extern struct s3c_gpio_pm s3c_gpio_pm_4bit; +#define __gpio_pm(x) x +#else +#define s3c_gpio_pm_1bit NULL +#define s3c_gpio_pm_2bit NULL +#define s3c_gpio_pm_4bit NULL +#define __gpio_pm(x) NULL + +#endif /* CONFIG_PM */ |