alistair23-linux/include/linux/of_clk.h
Geert Uytterhoeven 4a4472fdc0 of: clk: Make of_clk_get_parent_{count,name}() parameter const
of_clk_get_parent_count() and of_clk_get_parent_name() never modify the
device nodes passed, so they can be const.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lkml.kernel.org/r/20200212094317.1150-1-geert+renesas@glider.be
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-02-12 12:57:59 -08:00

34 lines
819 B
C

/* 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 */