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124 lines
3.1 KiB
124 lines
3.1 KiB
/* SPDX-License-Identifier: GPL-2.0+ */ |
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// |
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// OWL composite clock driver |
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// |
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// Copyright (c) 2014 Actions Semi Inc. |
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// Author: David Liu <[email protected]> |
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// |
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// Copyright (c) 2018 Linaro Ltd. |
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// Author: Manivannan Sadhasivam <[email protected]> |
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#ifndef _OWL_COMPOSITE_H_ |
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#define _OWL_COMPOSITE_H_ |
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#include "owl-common.h" |
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#include "owl-mux.h" |
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#include "owl-gate.h" |
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#include "owl-factor.h" |
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#include "owl-fixed-factor.h" |
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#include "owl-divider.h" |
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union owl_rate { |
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struct owl_divider_hw div_hw; |
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struct owl_factor_hw factor_hw; |
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struct clk_fixed_factor fix_fact_hw; |
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}; |
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struct owl_composite { |
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struct owl_mux_hw mux_hw; |
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struct owl_gate_hw gate_hw; |
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union owl_rate rate; |
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const struct clk_ops *fix_fact_ops; |
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struct owl_clk_common common; |
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}; |
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#define OWL_COMP_DIV(_struct, _name, _parent, \ |
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_mux, _gate, _div, _flags) \ |
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struct owl_composite _struct = { \ |
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.mux_hw = _mux, \ |
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.gate_hw = _gate, \ |
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.rate.div_hw = _div, \ |
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.common = { \ |
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.regmap = NULL, \ |
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.hw.init = CLK_HW_INIT_PARENTS(_name, \ |
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_parent, \ |
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&owl_comp_div_ops,\ |
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_flags), \ |
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}, \ |
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} |
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#define OWL_COMP_DIV_FIXED(_struct, _name, _parent, \ |
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_gate, _div, _flags) \ |
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struct owl_composite _struct = { \ |
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.gate_hw = _gate, \ |
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.rate.div_hw = _div, \ |
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.common = { \ |
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.regmap = NULL, \ |
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.hw.init = CLK_HW_INIT(_name, \ |
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_parent, \ |
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&owl_comp_div_ops,\ |
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_flags), \ |
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}, \ |
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} |
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#define OWL_COMP_FACTOR(_struct, _name, _parent, \ |
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_mux, _gate, _factor, _flags) \ |
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struct owl_composite _struct = { \ |
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.mux_hw = _mux, \ |
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.gate_hw = _gate, \ |
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.rate.factor_hw = _factor, \ |
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.common = { \ |
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.regmap = NULL, \ |
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.hw.init = CLK_HW_INIT_PARENTS(_name, \ |
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_parent, \ |
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&owl_comp_fact_ops,\ |
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_flags), \ |
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}, \ |
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} |
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#define OWL_COMP_FIXED_FACTOR(_struct, _name, _parent, \ |
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_gate, _mul, _div, _flags) \ |
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struct owl_composite _struct = { \ |
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.gate_hw = _gate, \ |
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.rate.fix_fact_hw.mult = _mul, \ |
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.rate.fix_fact_hw.div = _div, \ |
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.fix_fact_ops = &clk_fixed_factor_ops, \ |
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.common = { \ |
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.regmap = NULL, \ |
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.hw.init = CLK_HW_INIT(_name, \ |
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_parent, \ |
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&owl_comp_fix_fact_ops,\ |
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_flags), \ |
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}, \ |
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} |
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#define OWL_COMP_PASS(_struct, _name, _parent, \ |
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_mux, _gate, _flags) \ |
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struct owl_composite _struct = { \ |
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.mux_hw = _mux, \ |
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.gate_hw = _gate, \ |
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.common = { \ |
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.regmap = NULL, \ |
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.hw.init = CLK_HW_INIT_PARENTS(_name, \ |
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_parent, \ |
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&owl_comp_pass_ops,\ |
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_flags), \ |
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}, \ |
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} |
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static inline struct owl_composite *hw_to_owl_comp(const struct clk_hw *hw) |
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{ |
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struct owl_clk_common *common = hw_to_owl_clk_common(hw); |
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return container_of(common, struct owl_composite, common); |
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} |
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extern const struct clk_ops owl_comp_div_ops; |
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extern const struct clk_ops owl_comp_fact_ops; |
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extern const struct clk_ops owl_comp_fix_fact_ops; |
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extern const struct clk_ops owl_comp_pass_ops; |
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extern const struct clk_ops clk_fixed_factor_ops; |
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#endif /* _OWL_COMPOSITE_H_ */
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