xref: /openbmc/linux/drivers/clk/ux500/clk.h (revision adb57164)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Clocks for ux500 platforms
4  *
5  * Copyright (C) 2012 ST-Ericsson SA
6  * Author: Ulf Hansson <ulf.hansson@linaro.org>
7  */
8 
9 #ifndef __UX500_CLK_H
10 #define __UX500_CLK_H
11 
12 #include <linux/device.h>
13 #include <linux/types.h>
14 
15 struct clk;
16 
17 struct clk *clk_reg_prcc_pclk(const char *name,
18 			      const char *parent_name,
19 			      resource_size_t phy_base,
20 			      u32 cg_sel,
21 			      unsigned long flags);
22 
23 struct clk *clk_reg_prcc_kclk(const char *name,
24 			      const char *parent_name,
25 			      resource_size_t phy_base,
26 			      u32 cg_sel,
27 			      unsigned long flags);
28 
29 struct clk *clk_reg_prcmu_scalable(const char *name,
30 				   const char *parent_name,
31 				   u8 cg_sel,
32 				   unsigned long rate,
33 				   unsigned long flags);
34 
35 struct clk *clk_reg_prcmu_gate(const char *name,
36 			       const char *parent_name,
37 			       u8 cg_sel,
38 			       unsigned long flags);
39 
40 struct clk *clk_reg_prcmu_scalable_rate(const char *name,
41 					const char *parent_name,
42 					u8 cg_sel,
43 					unsigned long rate,
44 					unsigned long flags);
45 
46 struct clk *clk_reg_prcmu_rate(const char *name,
47 			       const char *parent_name,
48 			       u8 cg_sel,
49 			       unsigned long flags);
50 
51 struct clk *clk_reg_prcmu_opp_gate(const char *name,
52 				   const char *parent_name,
53 				   u8 cg_sel,
54 				   unsigned long flags);
55 
56 struct clk *clk_reg_prcmu_opp_volt_scalable(const char *name,
57 					    const char *parent_name,
58 					    u8 cg_sel,
59 					    unsigned long rate,
60 					    unsigned long flags);
61 
62 struct clk *clk_reg_sysctrl_gate(struct device *dev,
63 				 const char *name,
64 				 const char *parent_name,
65 				 u16 reg_sel,
66 				 u8 reg_mask,
67 				 u8 reg_bits,
68 				 unsigned long enable_delay_us,
69 				 unsigned long flags);
70 
71 struct clk *clk_reg_sysctrl_gate_fixed_rate(struct device *dev,
72 					    const char *name,
73 					    const char *parent_name,
74 					    u16 reg_sel,
75 					    u8 reg_mask,
76 					    u8 reg_bits,
77 					    unsigned long rate,
78 					    unsigned long enable_delay_us,
79 					    unsigned long flags);
80 
81 struct clk *clk_reg_sysctrl_set_parent(struct device *dev,
82 				       const char *name,
83 				       const char **parent_names,
84 				       u8 num_parents,
85 				       u16 *reg_sel,
86 				       u8 *reg_mask,
87 				       u8 *reg_bits,
88 				       unsigned long flags);
89 
90 #endif /* __UX500_CLK_H */
91