9c92ab6191
Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 285 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190529141900.642774971@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
168 lines
4.3 KiB
C
168 lines
4.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2016 Maxime Ripard. All rights reserved.
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*/
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#ifndef _CCU_NM_H_
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#define _CCU_NM_H_
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#include <linux/clk-provider.h>
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#include "ccu_common.h"
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#include "ccu_div.h"
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#include "ccu_frac.h"
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#include "ccu_mult.h"
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#include "ccu_sdm.h"
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/*
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* struct ccu_nm - Definition of an N-M clock
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*
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* Clocks based on the formula parent * N / M
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*/
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struct ccu_nm {
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u32 enable;
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u32 lock;
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struct ccu_mult_internal n;
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struct ccu_div_internal m;
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struct ccu_frac_internal frac;
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struct ccu_sdm_internal sdm;
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unsigned int fixed_post_div;
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unsigned int min_rate;
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unsigned int max_rate;
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struct ccu_common common;
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};
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#define SUNXI_CCU_NM_WITH_SDM_GATE_LOCK(_struct, _name, _parent, _reg, \
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_nshift, _nwidth, \
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_mshift, _mwidth, \
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_sdm_table, _sdm_en, \
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_sdm_reg, _sdm_reg_en, \
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_gate, _lock, _flags) \
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struct ccu_nm _struct = { \
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.enable = _gate, \
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.lock = _lock, \
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.n = _SUNXI_CCU_MULT(_nshift, _nwidth), \
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.m = _SUNXI_CCU_DIV(_mshift, _mwidth), \
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.sdm = _SUNXI_CCU_SDM(_sdm_table, _sdm_en, \
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_sdm_reg, _sdm_reg_en),\
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.common = { \
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.reg = _reg, \
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.features = CCU_FEATURE_SIGMA_DELTA_MOD, \
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.hw.init = CLK_HW_INIT(_name, \
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_parent, \
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&ccu_nm_ops, \
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_flags), \
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}, \
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}
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#define SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(_struct, _name, _parent, _reg, \
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_nshift, _nwidth, \
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_mshift, _mwidth, \
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_frac_en, _frac_sel, \
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_frac_rate_0, _frac_rate_1, \
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_gate, _lock, _flags) \
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struct ccu_nm _struct = { \
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.enable = _gate, \
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.lock = _lock, \
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.n = _SUNXI_CCU_MULT(_nshift, _nwidth), \
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.m = _SUNXI_CCU_DIV(_mshift, _mwidth), \
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.frac = _SUNXI_CCU_FRAC(_frac_en, _frac_sel, \
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_frac_rate_0, \
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_frac_rate_1), \
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.common = { \
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.reg = _reg, \
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.features = CCU_FEATURE_FRACTIONAL, \
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.hw.init = CLK_HW_INIT(_name, \
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_parent, \
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&ccu_nm_ops, \
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_flags), \
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}, \
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}
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#define SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN(_struct, _name, _parent, \
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_reg, _min_rate, \
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_nshift, _nwidth, \
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_mshift, _mwidth, \
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_frac_en, _frac_sel, \
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_frac_rate_0, _frac_rate_1,\
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_gate, _lock, _flags) \
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struct ccu_nm _struct = { \
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.enable = _gate, \
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.lock = _lock, \
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.n = _SUNXI_CCU_MULT(_nshift, _nwidth), \
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.m = _SUNXI_CCU_DIV(_mshift, _mwidth), \
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.frac = _SUNXI_CCU_FRAC(_frac_en, _frac_sel, \
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_frac_rate_0, \
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_frac_rate_1), \
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.min_rate = _min_rate, \
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.common = { \
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.reg = _reg, \
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.features = CCU_FEATURE_FRACTIONAL, \
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.hw.init = CLK_HW_INIT(_name, \
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_parent, \
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&ccu_nm_ops, \
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_flags), \
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}, \
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}
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#define SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(_struct, _name, \
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_parent, _reg, \
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_min_rate, _max_rate, \
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_nshift, _nwidth, \
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_mshift, _mwidth, \
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_frac_en, _frac_sel, \
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_frac_rate_0, \
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_frac_rate_1, \
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_gate, _lock, _flags) \
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struct ccu_nm _struct = { \
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.enable = _gate, \
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.lock = _lock, \
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.n = _SUNXI_CCU_MULT(_nshift, _nwidth), \
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.m = _SUNXI_CCU_DIV(_mshift, _mwidth), \
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.frac = _SUNXI_CCU_FRAC(_frac_en, _frac_sel, \
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_frac_rate_0, \
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_frac_rate_1), \
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.min_rate = _min_rate, \
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.max_rate = _max_rate, \
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.common = { \
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.reg = _reg, \
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.features = CCU_FEATURE_FRACTIONAL, \
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.hw.init = CLK_HW_INIT(_name, \
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_parent, \
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&ccu_nm_ops, \
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_flags), \
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}, \
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}
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#define SUNXI_CCU_NM_WITH_GATE_LOCK(_struct, _name, _parent, _reg, \
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_nshift, _nwidth, \
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_mshift, _mwidth, \
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_gate, _lock, _flags) \
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struct ccu_nm _struct = { \
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.enable = _gate, \
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.lock = _lock, \
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.n = _SUNXI_CCU_MULT(_nshift, _nwidth), \
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.m = _SUNXI_CCU_DIV(_mshift, _mwidth), \
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.common = { \
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.reg = _reg, \
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.hw.init = CLK_HW_INIT(_name, \
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_parent, \
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&ccu_nm_ops, \
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_flags), \
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}, \
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}
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static inline struct ccu_nm *hw_to_ccu_nm(struct clk_hw *hw)
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{
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struct ccu_common *common = hw_to_ccu_common(hw);
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return container_of(common, struct ccu_nm, common);
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}
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extern const struct clk_ops ccu_nm_ops;
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#endif /* _CCU_NM_H_ */
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