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97 lines
2.3 KiB
97 lines
2.3 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* Copyright (c) 2016 Maxime Ripard. All rights reserved. |
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*/ |
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#ifndef _CCU_GATE_H_ |
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#define _CCU_GATE_H_ |
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#include <linux/clk-provider.h> |
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#include "ccu_common.h" |
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struct ccu_gate { |
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u32 enable; |
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struct ccu_common common; |
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}; |
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#define SUNXI_CCU_GATE(_struct, _name, _parent, _reg, _gate, _flags) \ |
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struct ccu_gate _struct = { \ |
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.enable = _gate, \ |
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.common = { \ |
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.reg = _reg, \ |
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.hw.init = CLK_HW_INIT(_name, \ |
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_parent, \ |
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&ccu_gate_ops, \ |
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_flags), \ |
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} \ |
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} |
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#define SUNXI_CCU_GATE_HW(_struct, _name, _parent, _reg, _gate, _flags) \ |
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struct ccu_gate _struct = { \ |
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.enable = _gate, \ |
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.common = { \ |
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.reg = _reg, \ |
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.hw.init = CLK_HW_INIT_HW(_name, \ |
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_parent, \ |
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&ccu_gate_ops, \ |
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_flags), \ |
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} \ |
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} |
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#define SUNXI_CCU_GATE_FW(_struct, _name, _parent, _reg, _gate, _flags) \ |
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struct ccu_gate _struct = { \ |
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.enable = _gate, \ |
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.common = { \ |
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.reg = _reg, \ |
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.hw.init = CLK_HW_INIT_FW_NAME(_name, \ |
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_parent, \ |
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&ccu_gate_ops, \ |
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_flags), \ |
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} \ |
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} |
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/* |
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* The following two macros allow the re-use of the data structure |
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* holding the parent info. |
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*/ |
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#define SUNXI_CCU_GATE_HWS(_struct, _name, _parent, _reg, _gate, _flags) \ |
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struct ccu_gate _struct = { \ |
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.enable = _gate, \ |
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.common = { \ |
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.reg = _reg, \ |
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.hw.init = CLK_HW_INIT_HWS(_name, \ |
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_parent, \ |
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&ccu_gate_ops, \ |
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_flags), \ |
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} \ |
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} |
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#define SUNXI_CCU_GATE_DATA(_struct, _name, _data, _reg, _gate, _flags) \ |
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struct ccu_gate _struct = { \ |
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.enable = _gate, \ |
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.common = { \ |
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.reg = _reg, \ |
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.hw.init = \ |
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CLK_HW_INIT_PARENTS_DATA(_name, \ |
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_data, \ |
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&ccu_gate_ops, \ |
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_flags), \ |
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} \ |
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} |
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static inline struct ccu_gate *hw_to_ccu_gate(struct clk_hw *hw) |
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{ |
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struct ccu_common *common = hw_to_ccu_common(hw); |
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return container_of(common, struct ccu_gate, common); |
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} |
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void ccu_gate_helper_disable(struct ccu_common *common, u32 gate); |
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int ccu_gate_helper_enable(struct ccu_common *common, u32 gate); |
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int ccu_gate_helper_is_enabled(struct ccu_common *common, u32 gate); |
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extern const struct clk_ops ccu_gate_ops; |
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#endif /* _CCU_GATE_H_ */
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