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/regmap.h> 16 17 struct device_node; 18 struct platform_device; 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 const struct owl_reset_map *resets; 30 unsigned long num_resets; 31 struct regmap *regmap; 32 }; 33 34 static inline struct owl_clk_common * hw_to_owl_clk_common(const struct clk_hw * hw)35 hw_to_owl_clk_common(const struct clk_hw *hw) 36 { 37 return container_of(hw, struct owl_clk_common, hw); 38 } 39 40 int owl_clk_regmap_init(struct platform_device *pdev, 41 struct owl_clk_desc *desc); 42 int owl_clk_probe(struct device *dev, struct clk_hw_onecell_data *hw_clks); 43 44 #endif /* _OWL_COMMON_H_ */ 45