66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
/* 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_hw_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_hw_onecell_data *clk_data);
|
|
|
|
int mtk_clk_register_gates_with_dev(struct device_node *node,
|
|
const struct mtk_gate *clks, int num,
|
|
struct clk_hw_onecell_data *clk_data,
|
|
struct device *dev);
|
|
|
|
void mtk_clk_unregister_gates(const struct mtk_gate *clks, int num,
|
|
struct clk_hw_onecell_data *clk_data);
|
|
|
|
#endif /* __DRV_CLK_GATE_H */
|