tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (c) 2014 MediaTek Inc.
4 * Author: James Liao <jamesjj.liao@mediatek.com>
5 */
6
7#ifndef __DRV_CLK_GATE_H
8#define __DRV_CLK_GATE_H
9
10#include <linux/regmap.h>
11#include <linux/clk-provider.h>
12
13struct clk;
14
15struct mtk_clk_gate {
16 struct clk_hw hw;
17 struct regmap *regmap;
18 int set_ofs;
19 int clr_ofs;
20 int sta_ofs;
21 u8 bit;
22};
23
24static inline struct mtk_clk_gate *to_mtk_clk_gate(struct clk_hw *hw)
25{
26 return container_of(hw, struct mtk_clk_gate, hw);
27}
28
29extern const struct clk_ops mtk_clk_gate_ops_setclr;
30extern const struct clk_ops mtk_clk_gate_ops_setclr_inv;
31extern const struct clk_ops mtk_clk_gate_ops_no_setclr;
32extern const struct clk_ops mtk_clk_gate_ops_no_setclr_inv;
33
34struct clk *mtk_clk_register_gate(
35 const char *name,
36 const char *parent_name,
37 struct regmap *regmap,
38 int set_ofs,
39 int clr_ofs,
40 int sta_ofs,
41 u8 bit,
42 const struct clk_ops *ops,
43 unsigned long flags);
44
45#define GATE_MTK_FLAGS(_id, _name, _parent, _regs, _shift, \
46 _ops, _flags) { \
47 .id = _id, \
48 .name = _name, \
49 .parent_name = _parent, \
50 .regs = _regs, \
51 .shift = _shift, \
52 .ops = _ops, \
53 .flags = _flags, \
54 }
55
56#define GATE_MTK(_id, _name, _parent, _regs, _shift, _ops) \
57 GATE_MTK_FLAGS(_id, _name, _parent, _regs, _shift, _ops, 0)
58
59#endif /* __DRV_CLK_GATE_H */