xref: /openbmc/linux/drivers/clk/qcom/clk-regmap.h (revision e15a5365)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2014, The Linux Foundation. All rights reserved. */
3 
4 #ifndef __QCOM_CLK_REGMAP_H__
5 #define __QCOM_CLK_REGMAP_H__
6 
7 #include <linux/clk-provider.h>
8 
9 struct regmap;
10 
11 /**
12  * struct clk_regmap - regmap supporting clock
13  * @hw:		handle between common and hardware-specific interfaces
14  * @regmap:	regmap to use for regmap helpers and/or by providers
15  * @enable_reg: register when using regmap enable/disable ops
16  * @enable_mask: mask when using regmap enable/disable ops
17  * @enable_is_inverted: flag to indicate set enable_mask bits to disable
18  *                      when using clock_enable_regmap and friends APIs.
19  */
20 struct clk_regmap {
21 	struct clk_hw hw;
22 	struct regmap *regmap;
23 	unsigned int enable_reg;
24 	unsigned int enable_mask;
25 	bool enable_is_inverted;
26 };
27 
28 static inline struct clk_regmap *to_clk_regmap(struct clk_hw *hw)
29 {
30 	return container_of(hw, struct clk_regmap, hw);
31 }
32 
33 int clk_is_enabled_regmap(struct clk_hw *hw);
34 int clk_enable_regmap(struct clk_hw *hw);
35 void clk_disable_regmap(struct clk_hw *hw);
36 int devm_clk_register_regmap(struct device *dev, struct clk_regmap *rclk);
37 
38 #endif
39