clk: provide static inline wrappers
So that drivers can use clk_* functions without having to ifdef them away. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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@ -34,6 +34,7 @@ config ARCH_AT91
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select CLKDEV_LOOKUP
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select CLKDEV_LOOKUP
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select HAS_DEBUG_LL
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select HAS_DEBUG_LL
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select HAVE_MACH_ARM_HEAD
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select HAVE_MACH_ARM_HEAD
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select HAVE_CLK
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config ARCH_BCM2835
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config ARCH_BCM2835
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bool "Broadcom BCM2835 boards"
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bool "Broadcom BCM2835 boards"
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@ -99,6 +100,7 @@ config ARCH_NOMADIK
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bool "STMicroelectronics Nomadik"
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bool "STMicroelectronics Nomadik"
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select CPU_ARM926T
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select CPU_ARM926T
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select CLOCKSOURCE_NOMADIK
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select CLOCKSOURCE_NOMADIK
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select HAVE_CLK
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help
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help
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Support for the Nomadik platform by ST-Ericsson
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Support for the Nomadik platform by ST-Ericsson
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@ -133,6 +135,7 @@ config ARCH_VERSATILE
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bool "ARM Versatile boards (ARM926EJ-S)"
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bool "ARM Versatile boards (ARM926EJ-S)"
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select CPU_ARM926T
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select CPU_ARM926T
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select GPIOLIB
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select GPIOLIB
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select HAVE_CLK
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config ARCH_VEXPRESS
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config ARCH_VEXPRESS
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bool "ARM Vexpres boards"
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bool "ARM Vexpres boards"
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@ -1,8 +1,11 @@
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config HAVE_CLK
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bool
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config CLKDEV_LOOKUP
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config CLKDEV_LOOKUP
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bool
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bool
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config COMMON_CLK
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config COMMON_CLK
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select HAVE_CLK
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bool
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bool
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config COMMON_CLK_OF_PROVIDER
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config COMMON_CLK_OF_PROVIDER
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@ -19,12 +19,13 @@ struct device_d;
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* The base API.
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* The base API.
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*/
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*/
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/*
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/*
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* struct clk - an machine class defined object / cookie.
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* struct clk - an machine class defined object / cookie.
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*/
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*/
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struct clk;
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struct clk;
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#ifdef CONFIG_HAVE_CLK
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/**
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/**
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* clk_get - lookup and obtain a reference to a clock producer.
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* clk_get - lookup and obtain a reference to a clock producer.
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* @dev: device for clock "consumer"
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* @dev: device for clock "consumer"
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@ -157,6 +158,42 @@ struct clk *clk_get_sys(const char *dev_id, const char *con_id);
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int clk_add_alias(const char *alias, const char *alias_dev_name, char *id,
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int clk_add_alias(const char *alias, const char *alias_dev_name, char *id,
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struct device_d *dev);
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struct device_d *dev);
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#else
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static inline struct clk *clk_get(struct device_d *dev, const char *id)
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{
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return NULL;
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}
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static inline int clk_enable(struct clk *clk)
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{
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return 0;
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}
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static inline void clk_disable(struct clk *clk)
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{
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}
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static inline unsigned long clk_get_rate(struct clk *clk)
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{
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return 0;
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}
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static inline void clk_put(struct clk *clk)
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{
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}
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static inline long clk_round_rate(struct clk *clk, unsigned long rate)
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{
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return 0;
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}
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static inline int clk_set_rate(struct clk *clk, unsigned long rate)
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{
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return 0;
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}
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#endif
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#ifdef CONFIG_COMMON_CLK
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#ifdef CONFIG_COMMON_CLK
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struct clk_ops {
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struct clk_ops {
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int (*enable)(struct clk *clk);
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int (*enable)(struct clk *clk);
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