|  | /* SPDX-License-Identifier: GPL-2.0 */ | 
|  | /* | 
|  | * OF clock helpers | 
|  | */ | 
|  |  | 
|  | #ifndef __LINUX_OF_CLK_H | 
|  | #define __LINUX_OF_CLK_H | 
|  |  | 
|  | struct device_node; | 
|  | struct of_device_id; | 
|  |  | 
|  | #if defined(CONFIG_COMMON_CLK) && defined(CONFIG_OF) | 
|  |  | 
|  | unsigned int of_clk_get_parent_count(const struct device_node *np); | 
|  | const char *of_clk_get_parent_name(const struct device_node *np, int index); | 
|  | void of_clk_init(const struct of_device_id *matches); | 
|  |  | 
|  | #else /* !CONFIG_COMMON_CLK || !CONFIG_OF */ | 
|  |  | 
|  | static inline unsigned int of_clk_get_parent_count(const struct device_node *np) | 
|  | { | 
|  | return 0; | 
|  | } | 
|  | static inline const char *of_clk_get_parent_name(const struct device_node *np, | 
|  | int index) | 
|  | { | 
|  | return NULL; | 
|  | } | 
|  | static inline void of_clk_init(const struct of_device_id *matches) {} | 
|  |  | 
|  | #endif /* !CONFIG_COMMON_CLK || !CONFIG_OF */ | 
|  |  | 
|  | #endif /* __LINUX_OF_CLK_H */ |