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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2014 MediaTek Inc.
* Author: James Liao <jamesjj.liao@mediatek.com>
*/
#ifndef __DRV_CLK_GATE_H
#define __DRV_CLK_GATE_H
#include <linux/types.h>
struct clk;
struct clk_onecell_data;
struct clk_ops;
struct device;
struct device_node;
extern const struct clk_ops mtk_clk_gate_ops_setclr;
extern const struct clk_ops mtk_clk_gate_ops_setclr_inv;
extern const struct clk_ops mtk_clk_gate_ops_no_setclr;
extern const struct clk_ops mtk_clk_gate_ops_no_setclr_inv;
struct mtk_gate_regs {
u32 sta_ofs;
u32 clr_ofs;
u32 set_ofs;
};
struct mtk_gate {
int id;
const char *name;
const char *parent_name;
const struct mtk_gate_regs *regs;
int shift;
const struct clk_ops *ops;
unsigned long flags;
};
#define GATE_MTK_FLAGS(_id, _name, _parent, _regs, _shift, \
_ops, _flags) { \
.id = _id, \
.name = _name, \
.parent_name = _parent, \
.regs = _regs, \
.shift = _shift, \
.ops = _ops, \
.flags = _flags, \
}
#define GATE_MTK(_id, _name, _parent, _regs, _shift, _ops) \
GATE_MTK_FLAGS(_id, _name, _parent, _regs, _shift, _ops, 0)
int mtk_clk_register_gates(struct device_node *node,
const struct mtk_gate *clks, int num,
struct clk_onecell_data *clk_data);
int mtk_clk_register_gates_with_dev(struct device_node *node,
const struct mtk_gate *clks, int num,
struct clk_onecell_data *clk_data,
struct device *dev);
void mtk_clk_unregister_gates(const struct mtk_gate *clks, int num,
struct clk_onecell_data *clk_data);
#endif /* __DRV_CLK_GATE_H */
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