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/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _CCU_NKMP_H_
#define _CCU_NKMP_H_
#include <linux/clk-provider.h>
#include "ccu_common.h"
#include "ccu_div.h"
#include "ccu_mult.h"
/*
* struct ccu_nkmp - Definition of an N-K-M-P clock
*
* Clocks based on the formula parent * N * K >> P / M
*/
struct ccu_nkmp {
u32 enable;
u32 lock;
struct ccu_mult_internal n;
struct ccu_mult_internal k;
struct ccu_div_internal m;
struct ccu_div_internal p;
unsigned int fixed_post_div;
struct ccu_common common;
};
#define SUNXI_CCU_NKMP_WITH_GATE_LOCK(_struct, _name, _parent, _reg, \
_nshift, _nwidth, \
_kshift, _kwidth, \
_mshift, _mwidth, \
_pshift, _pwidth, \
_gate, _lock, _flags) \
struct ccu_nkmp _struct = { \
.enable = _gate, \
.lock = _lock, \
.n = _SUNXI_CCU_MULT(_nshift, _nwidth), \
.k = _SUNXI_CCU_MULT(_kshift, _kwidth), \
.m = _SUNXI_CCU_DIV(_mshift, _mwidth), \
.p = _SUNXI_CCU_DIV(_pshift, _pwidth), \
.common = { \
.reg = _reg, \
.hw.init = CLK_HW_INIT(_name, \
_parent, \
&ccu_nkmp_ops, \
_flags), \
}, \
}
static inline struct ccu_nkmp *hw_to_ccu_nkmp(struct clk_hw *hw)
{
struct ccu_common *common = hw_to_ccu_common(hw);
return container_of(common, struct ccu_nkmp, common);
}
extern const struct clk_ops ccu_nkmp_ops;
#endif /* _CCU_NKMP_H_ */
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