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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 | /* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2016 Maxime Ripard. All rights reserved. */ #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" #include "ccu_sdm.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_sdm_internal sdm; unsigned int fixed_post_div; unsigned int min_rate; unsigned int max_rate; struct ccu_common common; }; #define SUNXI_CCU_NM_WITH_SDM_GATE_LOCK(_struct, _name, _parent, _reg, \ _nshift, _nwidth, \ _mshift, _mwidth, \ _sdm_table, _sdm_en, \ _sdm_reg, _sdm_reg_en, \ _gate, _lock, _flags) \ struct ccu_nm _struct = { \ .enable = _gate, \ .lock = _lock, \ .n = _SUNXI_CCU_MULT(_nshift, _nwidth), \ .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \ .sdm = _SUNXI_CCU_SDM(_sdm_table, _sdm_en, \ _sdm_reg, _sdm_reg_en),\ .common = { \ .reg = _reg, \ .features = CCU_FEATURE_SIGMA_DELTA_MOD, \ .hw.init = CLK_HW_INIT(_name, \ _parent, \ &ccu_nm_ops, \ _flags), \ }, \ } #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_FRAC_GATE_LOCK_MIN(_struct, _name, _parent, \ _reg, _min_rate, \ _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), \ .min_rate = _min_rate, \ .common = { \ .reg = _reg, \ .features = CCU_FEATURE_FRACTIONAL, \ .hw.init = CLK_HW_INIT(_name, \ _parent, \ &ccu_nm_ops, \ _flags), \ }, \ } #define SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(_struct, _name, \ _parent, _reg, \ _min_rate, _max_rate, \ _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), \ .min_rate = _min_rate, \ .max_rate = _max_rate, \ .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); } extern const struct clk_ops ccu_nm_ops; #endif /* _CCU_NM_H_ */ |