64 lines · c
1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * Copyright (c) 2016 Maxime Ripard. All rights reserved.4 */5 6#ifndef _CCU_NK_H_7#define _CCU_NK_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_nk - Definition of an N-K clock17 *18 * Clocks based on the formula parent * N * K19 */20struct ccu_nk {21 u16 reg;22 u32 enable;23 u32 lock;24 25 struct ccu_mult_internal n;26 struct ccu_mult_internal k;27 28 unsigned int fixed_post_div;29 30 struct ccu_common common;31};32 33#define SUNXI_CCU_NK_WITH_GATE_LOCK_POSTDIV(_struct, _name, _parent, _reg, \34 _nshift, _nwidth, \35 _kshift, _kwidth, \36 _gate, _lock, _postdiv, \37 _flags) \38 struct ccu_nk _struct = { \39 .enable = _gate, \40 .lock = _lock, \41 .k = _SUNXI_CCU_MULT(_kshift, _kwidth), \42 .n = _SUNXI_CCU_MULT(_nshift, _nwidth), \43 .fixed_post_div = _postdiv, \44 .common = { \45 .reg = _reg, \46 .features = CCU_FEATURE_FIXED_POSTDIV, \47 .hw.init = CLK_HW_INIT(_name, \48 _parent, \49 &ccu_nk_ops, \50 _flags), \51 }, \52 }53 54static inline struct ccu_nk *hw_to_ccu_nk(struct clk_hw *hw)55{56 struct ccu_common *common = hw_to_ccu_common(hw);57 58 return container_of(common, struct ccu_nk, common);59}60 61extern const struct clk_ops ccu_nk_ops;62 63#endif /* _CCU_NK_H_ */64