Release 4.11 drivers/clk/sunxi-ng/ccu_nm.h

/*
 * 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_NM_H_

#define _CCU_NM_H_

#include <linux/clk-provider.h>

#include "ccu_common.h"
#include "ccu_div.h"
#include "ccu_frac.h"
#include "ccu_mult.h"

/*
 * struct ccu_nm - Definition of an N-M clock
 *
 * Clocks based on the formula parent * N / M
 */

struct ccu_nm {
	
u32			enable;
	
u32			lock;

	
struct ccu_mult_internal	n;
	
struct ccu_div_internal		m;
	
struct ccu_frac_internal	frac;

	
struct ccu_common	common;
};


#define SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(_struct, _name, _parent, _reg,       \
					 _nshift, _nwidth,               \
					 _mshift, _mwidth,               \
					 _frac_en, _frac_sel,               \
					 _frac_rate_0, _frac_rate_1,       \
					 _gate, _lock, _flags)		\
	struct ccu_nm _struct = {                                       \
                .enable         = _gate,                                \
                .lock           = _lock,                                \
                .n              = _SUNXI_CCU_MULT(_nshift, _nwidth),    \
                .m              = _SUNXI_CCU_DIV(_mshift, _mwidth),     \
                .frac           = _SUNXI_CCU_FRAC(_frac_en, _frac_sel,  \
                                                  _frac_rate_0,         \
                                                  _frac_rate_1),        \
                .common         = {                                     \
                        .reg            = _reg,                         \
                        .features       = CCU_FEATURE_FRACTIONAL,       \
                        .hw.init        = CLK_HW_INIT(_name,            \
                                                      _parent,          \
                                                      &ccu_nm_ops,      \
                                                      _flags),          \
                },                                                      \
        }


#define SUNXI_CCU_NM_WITH_GATE_LOCK(_struct, _name, _parent, _reg,       \
				    _nshift, _nwidth,                       \
				    _mshift, _mwidth,                       \
				    _gate, _lock, _flags)		\
	struct ccu_nm _struct = {                                       \
                .enable         = _gate,                                \
                .lock           = _lock,                                \
                .n              = _SUNXI_CCU_MULT(_nshift, _nwidth),    \
                .m              = _SUNXI_CCU_DIV(_mshift, _mwidth),     \
                .common         = {                                     \
                        .reg            = _reg,                         \
                        .hw.init        = CLK_HW_INIT(_name,            \
                                                      _parent,          \
                                                      &ccu_nm_ops,      \
                                                      _flags),          \
                },                                                      \
        }



static inline struct ccu_nm *hw_to_ccu_nm(struct clk_hw *hw)
{
	struct ccu_common *common = hw_to_ccu_common(hw);

	return container_of(common, struct ccu_nm, common);
}

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extern const struct clk_ops ccu_nm_ops;

#endif /* _CCU_NM_H_ */
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Directory: drivers/clk/sunxi-ng

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