ccu_mp.h
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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_MP_H_
#define _CCU_MP_H_
#include <linux/clk-provider.h>
#include "ccu_common.h"
#include "ccu_div.h"
#include "ccu_mult.h"
#include "ccu_mux.h"
/*
* struct ccu_mp - Definition of an M-P clock
*
* Clocks based on the formula parent >> P / M
*/
struct ccu_mp {
u32 enable;
struct _ccu_div m;
struct _ccu_div p;
struct ccu_mux_internal mux;
struct ccu_common common;
};
#define SUNXI_CCU_MP_WITH_MUX_GATE(_struct, _name, _parents, _reg, \
_mshift, _mwidth, \
_pshift, _pwidth, \
_muxshift, _muxwidth, \
_gate, _flags) \
struct ccu_mp _struct = { \
.enable = _gate, \
.m = _SUNXI_CCU_DIV(_mshift, _mwidth), \
.p = _SUNXI_CCU_DIV(_pshift, _pwidth), \
.mux = _SUNXI_CCU_MUX(_muxshift, _muxwidth), \
.common = { \
.reg = _reg, \
.hw.init = CLK_HW_INIT_PARENTS(_name, \
_parents, \
&ccu_mp_ops, \
_flags), \
} \
}
#define SUNXI_CCU_MP_WITH_MUX(_struct, _name, _parents, _reg, \
_mshift, _mwidth, \
_pshift, _pwidth, \
_muxshift, _muxwidth, \
_flags) \
SUNXI_CCU_MP_WITH_MUX_GATE(_struct, _name, _parents, _reg, \
_mshift, _mwidth, \
_pshift, _pwidth, \
_muxshift, _muxwidth, \
0, _flags)
static inline struct ccu_mp *hw_to_ccu_mp(struct clk_hw *hw)
{
struct ccu_common *common = hw_to_ccu_common(hw);
return container_of(common, struct ccu_mp, common);
}
extern const struct clk_ops ccu_mp_ops;
#endif /* _CCU_MP_H_ */