linux/drivers/clk/at91/pmc.h
Alexandre Belloni b3b02eac33 clk: at91: Add sama5d2 suspend/resume
On sama5d2, VDD core maybe be cut while in suspend. This means registers
will be lost. Ensure they are saved and restored properly.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2017-06-29 18:47:35 -07:00

39 lines
880 B
C

/*
* drivers/clk/at91/pmc.h
*
* Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef __PMC_H_
#define __PMC_H_
#include <linux/io.h>
#include <linux/irqdomain.h>
#include <linux/regmap.h>
#include <linux/spinlock.h>
extern spinlock_t pmc_pcr_lock;
struct clk_range {
unsigned long min;
unsigned long max;
};
#define CLK_RANGE(MIN, MAX) {.min = MIN, .max = MAX,}
int of_at91_get_clk_range(struct device_node *np, const char *propname,
struct clk_range *range);
#ifdef CONFIG_PM
void pmc_register_id(u8 id);
#else
static inline void pmc_register_id(u8 id) {}
#endif
#endif /* __PMC_H_ */