2013-12-02 22:07:02 +08:00
|
|
|
/*
|
|
|
|
* 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/spinlock.h>
|
|
|
|
|
|
|
|
struct clk_range {
|
|
|
|
unsigned long min;
|
|
|
|
unsigned long max;
|
|
|
|
};
|
|
|
|
|
|
|
|
#define CLK_RANGE(MIN, MAX) {.min = MIN, .max = MAX,}
|
|
|
|
|
|
|
|
struct at91_pmc_caps {
|
|
|
|
u32 available_irqs;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct at91_pmc {
|
|
|
|
void __iomem *regbase;
|
|
|
|
int virq;
|
|
|
|
spinlock_t lock;
|
|
|
|
const struct at91_pmc_caps *caps;
|
|
|
|
struct irq_domain *irqdomain;
|
2015-03-02 17:18:16 +08:00
|
|
|
u32 imr;
|
2013-12-02 22:07:02 +08:00
|
|
|
};
|
|
|
|
|
|
|
|
static inline void pmc_lock(struct at91_pmc *pmc)
|
|
|
|
{
|
|
|
|
spin_lock(&pmc->lock);
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void pmc_unlock(struct at91_pmc *pmc)
|
|
|
|
{
|
|
|
|
spin_unlock(&pmc->lock);
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline u32 pmc_read(struct at91_pmc *pmc, int offset)
|
|
|
|
{
|
|
|
|
return readl(pmc->regbase + offset);
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void pmc_write(struct at91_pmc *pmc, int offset, u32 value)
|
|
|
|
{
|
|
|
|
writel(value, pmc->regbase + offset);
|
|
|
|
}
|
|
|
|
|
|
|
|
int of_at91_get_clk_range(struct device_node *np, const char *propname,
|
|
|
|
struct clk_range *range);
|
|
|
|
|
2014-05-08 00:02:15 +08:00
|
|
|
extern void __init of_at91sam9260_clk_slow_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
|
2014-05-08 00:00:08 +08:00
|
|
|
extern void __init of_at91rm9200_clk_main_osc_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
extern void __init of_at91sam9x5_clk_main_rc_osc_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
2013-10-11 16:44:49 +08:00
|
|
|
extern void __init of_at91rm9200_clk_main_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
2014-05-08 00:00:08 +08:00
|
|
|
extern void __init of_at91sam9x5_clk_main_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
2013-10-11 16:44:49 +08:00
|
|
|
|
2013-10-11 16:48:26 +08:00
|
|
|
extern void __init of_at91rm9200_clk_pll_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
extern void __init of_at91sam9g45_clk_pll_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
extern void __init of_at91sam9g20_clk_pllb_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
extern void __init of_sama5d3_clk_pll_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
extern void __init of_at91sam9x5_clk_plldiv_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
|
2013-10-11 16:51:23 +08:00
|
|
|
extern void __init of_at91rm9200_clk_master_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
extern void __init of_at91sam9x5_clk_master_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
|
2013-10-11 17:41:41 +08:00
|
|
|
extern void __init of_at91rm9200_clk_sys_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
|
2013-10-11 17:44:36 +08:00
|
|
|
extern void __init of_at91rm9200_clk_periph_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
extern void __init of_at91sam9x5_clk_periph_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
|
2013-10-11 17:57:04 +08:00
|
|
|
extern void __init of_at91rm9200_clk_prog_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
extern void __init of_at91sam9g45_clk_prog_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
extern void __init of_at91sam9x5_clk_prog_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
|
2013-10-11 18:22:06 +08:00
|
|
|
#if defined(CONFIG_HAVE_AT91_UTMI)
|
|
|
|
extern void __init of_at91sam9x5_clk_utmi_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
#endif
|
|
|
|
|
2013-10-18 00:55:41 +08:00
|
|
|
#if defined(CONFIG_HAVE_AT91_USB_CLK)
|
|
|
|
extern void __init of_at91rm9200_clk_usb_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
extern void __init of_at91sam9x5_clk_usb_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
extern void __init of_at91sam9n12_clk_usb_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
#endif
|
|
|
|
|
2013-10-11 19:27:06 +08:00
|
|
|
#if defined(CONFIG_HAVE_AT91_SMD)
|
|
|
|
extern void __init of_at91sam9x5_clk_smd_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
#endif
|
|
|
|
|
2014-09-16 00:15:53 +08:00
|
|
|
#if defined(CONFIG_HAVE_AT91_SMD)
|
|
|
|
extern void __init of_sama5d4_clk_h32mx_setup(struct device_node *np,
|
|
|
|
struct at91_pmc *pmc);
|
|
|
|
#endif
|
|
|
|
|
2013-12-02 22:07:02 +08:00
|
|
|
#endif /* __PMC_H_ */
|