xref: /openbmc/linux/drivers/clk/ux500/clk.h (revision b78412b8)
1 /*
2  * Clocks for ux500 platforms
3  *
4  * Copyright (C) 2012 ST-Ericsson SA
5  * Author: Ulf Hansson <ulf.hansson@linaro.org>
6  *
7  * License terms: GNU General Public License (GPL) version 2
8  */
9 
10 #ifndef __UX500_CLK_H
11 #define __UX500_CLK_H
12 
13 #include <linux/device.h>
14 #include <linux/types.h>
15 
16 struct clk;
17 
18 struct clk *clk_reg_prcc_pclk(const char *name,
19 			      const char *parent_name,
20 			      resource_size_t phy_base,
21 			      u32 cg_sel,
22 			      unsigned long flags);
23 
24 struct clk *clk_reg_prcc_kclk(const char *name,
25 			      const char *parent_name,
26 			      resource_size_t phy_base,
27 			      u32 cg_sel,
28 			      unsigned long flags);
29 
30 struct clk *clk_reg_prcmu_scalable(const char *name,
31 				   const char *parent_name,
32 				   u8 cg_sel,
33 				   unsigned long rate,
34 				   unsigned long flags);
35 
36 struct clk *clk_reg_prcmu_gate(const char *name,
37 			       const char *parent_name,
38 			       u8 cg_sel,
39 			       unsigned long flags);
40 
41 struct clk *clk_reg_prcmu_scalable_rate(const char *name,
42 					const char *parent_name,
43 					u8 cg_sel,
44 					unsigned long rate,
45 					unsigned long flags);
46 
47 struct clk *clk_reg_prcmu_rate(const char *name,
48 			       const char *parent_name,
49 			       u8 cg_sel,
50 			       unsigned long flags);
51 
52 struct clk *clk_reg_prcmu_opp_gate(const char *name,
53 				   const char *parent_name,
54 				   u8 cg_sel,
55 				   unsigned long flags);
56 
57 struct clk *clk_reg_prcmu_opp_volt_scalable(const char *name,
58 					    const char *parent_name,
59 					    u8 cg_sel,
60 					    unsigned long rate,
61 					    unsigned long flags);
62 
63 struct clk *clk_reg_sysctrl_gate(struct device *dev,
64 				 const char *name,
65 				 const char *parent_name,
66 				 u16 reg_sel,
67 				 u8 reg_mask,
68 				 u8 reg_bits,
69 				 unsigned long enable_delay_us,
70 				 unsigned long flags);
71 
72 struct clk *clk_reg_sysctrl_gate_fixed_rate(struct device *dev,
73 					    const char *name,
74 					    const char *parent_name,
75 					    u16 reg_sel,
76 					    u8 reg_mask,
77 					    u8 reg_bits,
78 					    unsigned long rate,
79 					    unsigned long enable_delay_us,
80 					    unsigned long flags);
81 
82 struct clk *clk_reg_sysctrl_set_parent(struct device *dev,
83 				       const char *name,
84 				       const char **parent_names,
85 				       u8 num_parents,
86 				       u16 *reg_sel,
87 				       u8 *reg_mask,
88 				       u8 *reg_bits,
89 				       unsigned long flags);
90 
91 #endif /* __UX500_CLK_H */
92