1 // SPDX-License-Identifier: GPL-2.0+
2 //
3 // OWL common clock driver
4 //
5 // Copyright (c) 2014 Actions Semi Inc.
6 // Author: David Liu <liuwei@actions-semi.com>
7 //
8 // Copyright (c) 2018 Linaro Ltd.
9 // Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
10 
11 #ifndef _OWL_COMMON_H_
12 #define _OWL_COMMON_H_
13 
14 #include <linux/clk-provider.h>
15 #include <linux/of_platform.h>
16 #include <linux/regmap.h>
17 
18 struct device_node;
19 
20 struct owl_clk_common {
21 	struct regmap			*regmap;
22 	struct clk_hw			hw;
23 };
24 
25 struct owl_clk_desc {
26 	struct owl_clk_common		**clks;
27 	unsigned long			num_clks;
28 	struct clk_hw_onecell_data	*hw_clks;
29 };
30 
31 static inline struct owl_clk_common *
hw_to_owl_clk_common(const struct clk_hw * hw)32 	hw_to_owl_clk_common(const struct clk_hw *hw)
33 {
34 	return container_of(hw, struct owl_clk_common, hw);
35 }
36 
37 int owl_clk_regmap_init(struct platform_device *pdev,
38 			 const struct owl_clk_desc *desc);
39 int owl_clk_probe(struct device *dev, struct clk_hw_onecell_data *hw_clks);
40 
41 #endif /* _OWL_COMMON_H_ */
42