/* SPDX-License-Identifier: GPL-2.0+ */ // // OWL mux clock driver // // Copyright (c) 2014 Actions Semi Inc. // Author: David Liu <liuwei@actions-semi.com> // // Copyright (c) 2018 Linaro Ltd. // Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> #ifndef _OWL_MUX_H_ #define _OWL_MUX_H_ #include "owl-common.h" struct owl_mux_hw { u32 reg; u8 shift; u8 width; }; struct owl_mux { struct owl_mux_hw mux_hw; struct owl_clk_common common; }; #define OWL_MUX_HW(_reg, _shift, _width) \ { \ .reg = _reg, \ .shift = _shift, \ .width = _width, \ } #define OWL_MUX(_struct, _name, _parents, _reg, \ _shift, _width, _flags) \ struct owl_mux _struct = { \ .mux_hw = OWL_MUX_HW(_reg, _shift, _width), \ .common = { \ .regmap = NULL, \ .hw.init = CLK_HW_INIT_PARENTS(_name, \ _parents, \ &owl_mux_ops, \ _flags), \ }, \ } static inline struct owl_mux *hw_to_owl_mux(struct clk_hw *hw) { struct owl_clk_common *common = hw_to_owl_clk_common(hw); return container_of(common, struct owl_mux, common); } u8 owl_mux_helper_get_parent(const struct owl_clk_common *common, const struct owl_mux_hw *mux_hw); int owl_mux_helper_set_parent(const struct owl_clk_common *common, struct owl_mux_hw *mux_hw, u8 index); extern const struct clk_ops owl_mux_ops; #endif /* _OWL_MUX_H_ */