drivers/clk/sprd/common.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 //
   3 // Spreadtrum clock infrastructure
   4 //
   5 // Copyright (C) 2017 Spreadtrum, Inc.
   6 // Author: Chunyan Zhang <chunyan.zhang@spreadtrum.com>
   7
   8 #ifndef _SPRD_CLK_COMMON_H_
   9 #define _SPRD_CLK_COMMON_H_
  10
  11 #include <linux/clk-provider.h>
  12 #include <linux/of_platform.h>
  13 #include <linux/regmap.h>
  14
  15 struct device_node;
  16
  17 struct sprd_clk_common {
  18         struct regmap   *regmap;
  19         u32             reg;
  20         struct clk_hw   hw;
  21 };
  22
  23 struct sprd_clk_desc {
  24         struct sprd_clk_common          **clk_clks;
  25         unsigned long                   num_clk_clks;
  26         struct clk_hw_onecell_data      *hw_clks;
  27 };
  28
  29 static inline struct sprd_clk_common *
  30         hw_to_sprd_clk_common(const struct clk_hw *hw)
  31 {
  32         return container_of(hw, struct sprd_clk_common, hw);
  33 }
  34 int sprd_clk_regmap_init(struct platform_device *pdev,
  35                          const struct sprd_clk_desc *desc);
  36 int sprd_clk_probe(struct device *dev, struct clk_hw_onecell_data *clkhw);
  37
  38 #endif /* _SPRD_CLK_COMMON_H_ */