ccu_nkmp.h (1537B)
1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Copyright (c) 2016 Maxime Ripard. All rights reserved. 4 */ 5 6#ifndef _CCU_NKMP_H_ 7#define _CCU_NKMP_H_ 8 9#include <linux/clk-provider.h> 10 11#include "ccu_common.h" 12#include "ccu_div.h" 13#include "ccu_mult.h" 14 15/* 16 * struct ccu_nkmp - Definition of an N-K-M-P clock 17 * 18 * Clocks based on the formula parent * N * K >> P / M 19 */ 20struct ccu_nkmp { 21 u32 enable; 22 u32 lock; 23 24 struct ccu_mult_internal n; 25 struct ccu_mult_internal k; 26 struct ccu_div_internal m; 27 struct ccu_div_internal p; 28 29 unsigned int fixed_post_div; 30 unsigned int max_rate; 31 32 struct ccu_common common; 33}; 34 35#define SUNXI_CCU_NKMP_WITH_GATE_LOCK(_struct, _name, _parent, _reg, \ 36 _nshift, _nwidth, \ 37 _kshift, _kwidth, \ 38 _mshift, _mwidth, \ 39 _pshift, _pwidth, \ 40 _gate, _lock, _flags) \ 41 struct ccu_nkmp _struct = { \ 42 .enable = _gate, \ 43 .lock = _lock, \ 44 .n = _SUNXI_CCU_MULT(_nshift, _nwidth), \ 45 .k = _SUNXI_CCU_MULT(_kshift, _kwidth), \ 46 .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \ 47 .p = _SUNXI_CCU_DIV(_pshift, _pwidth), \ 48 .common = { \ 49 .reg = _reg, \ 50 .hw.init = CLK_HW_INIT(_name, \ 51 _parent, \ 52 &ccu_nkmp_ops, \ 53 _flags), \ 54 }, \ 55 } 56 57static inline struct ccu_nkmp *hw_to_ccu_nkmp(struct clk_hw *hw) 58{ 59 struct ccu_common *common = hw_to_ccu_common(hw); 60 61 return container_of(common, struct ccu_nkmp, common); 62} 63 64extern const struct clk_ops ccu_nkmp_ops; 65 66#endif /* _CCU_NKMP_H_ */