Maxime Ripard | 1a7e7c3 | 2016-06-29 21:05:25 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2016 Maxime Ripard. All rights reserved. |
| 3 | * |
| 4 | * This software is licensed under the terms of the GNU General Public |
| 5 | * License version 2, as published by the Free Software Foundation, and |
| 6 | * may be copied, distributed, and modified under those terms. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | */ |
| 13 | |
| 14 | #ifndef _CCU_GATE_H_ |
| 15 | #define _CCU_GATE_H_ |
| 16 | |
| 17 | #include <linux/clk-provider.h> |
| 18 | |
| 19 | #include "ccu_common.h" |
| 20 | |
| 21 | struct ccu_gate { |
| 22 | u32 enable; |
| 23 | |
| 24 | struct ccu_common common; |
| 25 | }; |
| 26 | |
| 27 | #define SUNXI_CCU_GATE(_struct, _name, _parent, _reg, _gate, _flags) \ |
| 28 | struct ccu_gate _struct = { \ |
| 29 | .enable = _gate, \ |
| 30 | .common = { \ |
| 31 | .reg = _reg, \ |
| 32 | .hw.init = CLK_HW_INIT(_name, \ |
| 33 | _parent, \ |
| 34 | &ccu_gate_ops, \ |
| 35 | _flags), \ |
| 36 | } \ |
| 37 | } |
| 38 | |
| 39 | static inline struct ccu_gate *hw_to_ccu_gate(struct clk_hw *hw) |
| 40 | { |
| 41 | struct ccu_common *common = hw_to_ccu_common(hw); |
| 42 | |
| 43 | return container_of(common, struct ccu_gate, common); |
| 44 | } |
| 45 | |
| 46 | void ccu_gate_helper_disable(struct ccu_common *common, u32 gate); |
| 47 | int ccu_gate_helper_enable(struct ccu_common *common, u32 gate); |
| 48 | int ccu_gate_helper_is_enabled(struct ccu_common *common, u32 gate); |
| 49 | |
| 50 | extern const struct clk_ops ccu_gate_ops; |
| 51 | |
| 52 | #endif /* _CCU_GATE_H_ */ |