WSL2-Linux-Kernel/drivers/clk/visconti/pll.h

63 строки
1.5 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2021 TOSHIBA CORPORATION
* Copyright (c) 2021 Toshiba Electronic Devices & Storage Corporation
*
* Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
*/
#ifndef _VISCONTI_PLL_H_
#define _VISCONTI_PLL_H_
#include <linux/clk-provider.h>
#include <linux/regmap.h>
#include <linux/spinlock.h>
struct visconti_pll_provider {
void __iomem *reg_base;
struct regmap *regmap;
struct clk_hw_onecell_data clk_data;
struct device_node *node;
};
#define VISCONTI_PLL_RATE(_rate, _dacen, _dsmen, \
_refdiv, _intin, _fracin, _postdiv1, _postdiv2) \
{ \
.rate = _rate, \
.dacen = _dacen, \
.dsmen = _dsmen, \
.refdiv = _refdiv, \
.intin = _intin, \
.fracin = _fracin, \
.postdiv1 = _postdiv1, \
.postdiv2 = _postdiv2 \
}
struct visconti_pll_rate_table {
unsigned long rate;
unsigned int dacen;
unsigned int dsmen;
unsigned int refdiv;
unsigned long intin;
unsigned long fracin;
unsigned int postdiv1;
unsigned int postdiv2;
};
struct visconti_pll_info {
unsigned int id;
const char *name;
const char *parent;
unsigned long base_reg;
const struct visconti_pll_rate_table *rate_table;
};
struct visconti_pll_provider * __init visconti_init_pll(struct device_node *np,
void __iomem *base,
unsigned long nr_plls);
void visconti_register_plls(struct visconti_pll_provider *ctx,
const struct visconti_pll_info *list,
unsigned int nr_plls, spinlock_t *lock);
#endif /* _VISCONTI_PLL_H_ */