mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-23 20:53:53 +08:00
e9d7f40654
The common clock framework allocates clocks dynamically. Provide a set of helpers to streamline the clkdev registration of the clock lookups to avoid repetitive code sequences. Reviewed-by: Viresh Kumar <viresh.kumar@st.com> Tested-by: Shawn Guo <shawn.guo@linaro.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
47 lines
1.0 KiB
C
47 lines
1.0 KiB
C
/*
|
|
* include/linux/clkdev.h
|
|
*
|
|
* Copyright (C) 2008 Russell King.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* Helper for the clk API to assist looking up a struct clk.
|
|
*/
|
|
#ifndef __CLKDEV_H
|
|
#define __CLKDEV_H
|
|
|
|
#include <asm/clkdev.h>
|
|
|
|
struct clk;
|
|
struct device;
|
|
|
|
struct clk_lookup {
|
|
struct list_head node;
|
|
const char *dev_id;
|
|
const char *con_id;
|
|
struct clk *clk;
|
|
};
|
|
|
|
#define CLKDEV_INIT(d, n, c) \
|
|
{ \
|
|
.dev_id = d, \
|
|
.con_id = n, \
|
|
.clk = c, \
|
|
}
|
|
|
|
struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id,
|
|
const char *dev_fmt, ...);
|
|
|
|
void clkdev_add(struct clk_lookup *cl);
|
|
void clkdev_drop(struct clk_lookup *cl);
|
|
|
|
void clkdev_add_table(struct clk_lookup *, size_t);
|
|
int clk_add_alias(const char *, const char *, char *, struct device *);
|
|
|
|
int clk_register_clkdev(struct clk *, const char *, const char *, ...);
|
|
int clk_register_clkdevs(struct clk *, struct clk_lookup *, size_t);
|
|
|
|
#endif
|