include/kendryte/clk.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Copyright (C) 2019-20 Sean Anderson <seanga2@gmail.com>
   4  */
   5
   6 #ifndef K210_CLK_H
   7 #define K210_CLK_H
   8
   9 #define LOG_CATEGORY UCLASS_CLK
  10 #include <linux/types.h>
  11 #include <linux/clk-provider.h>
  12
  13 static inline struct clk *k210_clk_gate(const char *name,
  14                                         const char *parent_name,
  15                                         void __iomem *reg, u8 bit_idx)
  16 {
  17         return clk_register_gate(NULL, name, parent_name, 0, reg, bit_idx, 0,
  18                                  NULL);
  19 }
  20
  21 static inline struct clk *k210_clk_half(const char *name,
  22                                         const char *parent_name)
  23 {
  24         return clk_register_fixed_factor(NULL, name, parent_name, 0, 1, 2);
  25 }
  26
  27 static inline struct clk *k210_clk_div(const char *name,
  28                                        const char *parent_name,
  29                                        void __iomem *reg, u8 shift, u8 width)
  30 {
  31         return clk_register_divider(NULL, name, parent_name, 0, reg, shift,
  32                                     width, 0);
  33 }
  34
  35 #endif /* K210_CLK_H */