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author | Arnd Bergmann <arnd@arndb.de> | 2012-05-14 15:59:18 +0200 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2012-05-14 17:35:50 +0200 |
commit | 090a80cba39f2763a488b6f7c65e38922d5aa17a (patch) | |
tree | ba3797eeca74c42be95bc592ed2db1be99e329d2 /include/linux/pinctrl/consumer.h | |
parent | 36be50515fe2aef61533b516fa2576a2c7fe7664 (diff) | |
parent | eb3f995d7e73fd78b8fcdc55cfbf01a74a09a6e8 (diff) | |
download | linux-stable-090a80cba39f2763a488b6f7c65e38922d5aa17a.tar.gz |
Merge branch 'spear/13xx' into next/soc2
* spear/13xx:
pinctrl: SPEAr1310: Fix pin numbers for clcd_high_res
SPEAr: Update MAINTAINERS and Documentation
SPEAr13xx: Add defconfig
SPEAr13xx: Add compilation support
SPEAr13xx: Add dts and dtsi files
pinctrl: Add SPEAr13xx pinctrl drivers
pinctrl: SPEAr: Create macro for declaring GPIO PINS
SPEAr13xx: Add common clock framework support
SPEAr13xx: Add source files
SPEAr13xx: Add header files
Depends on clock, pinctrl and dt branches to go first.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'include/linux/pinctrl/consumer.h')
-rw-r--r-- | include/linux/pinctrl/consumer.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/include/linux/pinctrl/consumer.h b/include/linux/pinctrl/consumer.h index 191e72688481..6dd96fb45482 100644 --- a/include/linux/pinctrl/consumer.h +++ b/include/linux/pinctrl/consumer.h @@ -36,6 +36,9 @@ extern struct pinctrl_state * __must_check pinctrl_lookup_state( const char *name); extern int pinctrl_select_state(struct pinctrl *p, struct pinctrl_state *s); +extern struct pinctrl * __must_check devm_pinctrl_get(struct device *dev); +extern void devm_pinctrl_put(struct pinctrl *p); + #else /* !CONFIG_PINCTRL */ static inline int pinctrl_request_gpio(unsigned gpio) @@ -79,6 +82,15 @@ static inline int pinctrl_select_state(struct pinctrl *p, return 0; } +static inline struct pinctrl * __must_check devm_pinctrl_get(struct device *dev) +{ + return NULL; +} + +static inline void devm_pinctrl_put(struct pinctrl *p) +{ +} + #endif /* CONFIG_PINCTRL */ static inline struct pinctrl * __must_check pinctrl_get_select( @@ -113,6 +125,38 @@ static inline struct pinctrl * __must_check pinctrl_get_select_default( return pinctrl_get_select(dev, PINCTRL_STATE_DEFAULT); } +static inline struct pinctrl * __must_check devm_pinctrl_get_select( + struct device *dev, const char *name) +{ + struct pinctrl *p; + struct pinctrl_state *s; + int ret; + + p = devm_pinctrl_get(dev); + if (IS_ERR(p)) + return p; + + s = pinctrl_lookup_state(p, name); + if (IS_ERR(s)) { + devm_pinctrl_put(p); + return ERR_PTR(PTR_ERR(s)); + } + + ret = pinctrl_select_state(p, s); + if (ret < 0) { + devm_pinctrl_put(p); + return ERR_PTR(ret); + } + + return p; +} + +static inline struct pinctrl * __must_check devm_pinctrl_get_select_default( + struct device *dev) +{ + return devm_pinctrl_get_select(dev, PINCTRL_STATE_DEFAULT); +} + #ifdef CONFIG_PINCONF extern int pin_config_get(const char *dev_name, const char *name, |