/* * 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_NKM_H_ #define _CCU_NKM_H_ #include <linux/clk-provider.h> #include "ccu_common.h" #include "ccu_div.h" #include "ccu_mult.h" /* * struct ccu_nkm - Definition of an N-K-M clock * * Clocks based on the formula parent * N * K / M */ struct ccu_nkm { u32 enable; u32 lock; struct ccu_mult_internal n; struct ccu_mult_internal k; struct ccu_div_internal m; struct ccu_mux_internal mux; unsigned int fixed_post_div; struct ccu_common common; }; #define SUNXI_CCU_NKM_WITH_MUX_GATE_LOCK(_struct, _name, _parents, _reg, \ _nshift, _nwidth, \ _kshift, _kwidth, \ _mshift, _mwidth, \ _muxshift, _muxwidth, \ _gate, _lock, _flags) \ struct ccu_nkm _struct = { \ .enable = _gate, \ .lock = _lock, \ .k = _SUNXI_CCU_MULT(_kshift, _kwidth), \ .n = _SUNXI_CCU_MULT(_nshift, _nwidth), \ .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \ .mux = _SUNXI_CCU_MUX(_muxshift, _muxwidth), \ .common = { \ .reg = _reg, \ .hw.init = CLK_HW_INIT_PARENTS(_name, \ _parents, \ &ccu_nkm_ops, \ _flags), \ }, \ } #define SUNXI_CCU_NKM_WITH_GATE_LOCK(_struct, _name, _parent, _reg, \ _nshift, _nwidth, \ _kshift, _kwidth, \ _mshift, _mwidth, \ _gate, _lock, _flags) \ struct ccu_nkm _struct = { \ .enable = _gate, \ .lock = _lock, \ .k = _SUNXI_CCU_MULT(_kshift, _kwidth), \ .n = _SUNXI_CCU_MULT(_nshift, _nwidth), \ .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \ .common = { \ .reg = _reg, \ .hw.init = CLK_HW_INIT(_name, \ _parent, \ &ccu_nkm_ops, \ _flags), \ }, \ } static inline struct ccu_nkm *hw_to_ccu_nkm(struct clk_hw *hw) { struct ccu_common *common = hw_to_ccu_common(hw); return container_of(common, struct ccu_nkm, common); } extern const struct clk_ops ccu_nkm_ops; #endif /* _CCU_NKM_H_ */