tipc: fix bug in link failover handling
[linux-2.6-microblaze.git] / drivers / clk / at91 / pmc.h
1 /*
2  * drivers/clk/at91/pmc.h
3  *
4  *  Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  */
11
12 #ifndef __PMC_H_
13 #define __PMC_H_
14
15 #include <linux/io.h>
16 #include <linux/irqdomain.h>
17 #include <linux/spinlock.h>
18
19 struct clk_range {
20         unsigned long min;
21         unsigned long max;
22 };
23
24 #define CLK_RANGE(MIN, MAX) {.min = MIN, .max = MAX,}
25
26 struct at91_pmc_caps {
27         u32 available_irqs;
28 };
29
30 struct at91_pmc {
31         void __iomem *regbase;
32         int virq;
33         spinlock_t lock;
34         const struct at91_pmc_caps *caps;
35         struct irq_domain *irqdomain;
36 };
37
38 static inline void pmc_lock(struct at91_pmc *pmc)
39 {
40         spin_lock(&pmc->lock);
41 }
42
43 static inline void pmc_unlock(struct at91_pmc *pmc)
44 {
45         spin_unlock(&pmc->lock);
46 }
47
48 static inline u32 pmc_read(struct at91_pmc *pmc, int offset)
49 {
50         return readl(pmc->regbase + offset);
51 }
52
53 static inline void pmc_write(struct at91_pmc *pmc, int offset, u32 value)
54 {
55         writel(value, pmc->regbase + offset);
56 }
57
58 int of_at91_get_clk_range(struct device_node *np, const char *propname,
59                           struct clk_range *range);
60
61 extern void __init of_at91sam9260_clk_slow_setup(struct device_node *np,
62                                                  struct at91_pmc *pmc);
63
64 extern void __init of_at91rm9200_clk_main_osc_setup(struct device_node *np,
65                                                     struct at91_pmc *pmc);
66 extern void __init of_at91sam9x5_clk_main_rc_osc_setup(struct device_node *np,
67                                                        struct at91_pmc *pmc);
68 extern void __init of_at91rm9200_clk_main_setup(struct device_node *np,
69                                                 struct at91_pmc *pmc);
70 extern void __init of_at91sam9x5_clk_main_setup(struct device_node *np,
71                                                 struct at91_pmc *pmc);
72
73 extern void __init of_at91rm9200_clk_pll_setup(struct device_node *np,
74                                                struct at91_pmc *pmc);
75 extern void __init of_at91sam9g45_clk_pll_setup(struct device_node *np,
76                                                 struct at91_pmc *pmc);
77 extern void __init of_at91sam9g20_clk_pllb_setup(struct device_node *np,
78                                                  struct at91_pmc *pmc);
79 extern void __init of_sama5d3_clk_pll_setup(struct device_node *np,
80                                             struct at91_pmc *pmc);
81 extern void __init of_at91sam9x5_clk_plldiv_setup(struct device_node *np,
82                                                   struct at91_pmc *pmc);
83
84 extern void __init of_at91rm9200_clk_master_setup(struct device_node *np,
85                                                   struct at91_pmc *pmc);
86 extern void __init of_at91sam9x5_clk_master_setup(struct device_node *np,
87                                                   struct at91_pmc *pmc);
88
89 extern void __init of_at91rm9200_clk_sys_setup(struct device_node *np,
90                                                struct at91_pmc *pmc);
91
92 extern void __init of_at91rm9200_clk_periph_setup(struct device_node *np,
93                                                   struct at91_pmc *pmc);
94 extern void __init of_at91sam9x5_clk_periph_setup(struct device_node *np,
95                                                   struct at91_pmc *pmc);
96
97 extern void __init of_at91rm9200_clk_prog_setup(struct device_node *np,
98                                                 struct at91_pmc *pmc);
99 extern void __init of_at91sam9g45_clk_prog_setup(struct device_node *np,
100                                                  struct at91_pmc *pmc);
101 extern void __init of_at91sam9x5_clk_prog_setup(struct device_node *np,
102                                                 struct at91_pmc *pmc);
103
104 #if defined(CONFIG_HAVE_AT91_UTMI)
105 extern void __init of_at91sam9x5_clk_utmi_setup(struct device_node *np,
106                                                 struct at91_pmc *pmc);
107 #endif
108
109 #if defined(CONFIG_HAVE_AT91_USB_CLK)
110 extern void __init of_at91rm9200_clk_usb_setup(struct device_node *np,
111                                                struct at91_pmc *pmc);
112 extern void __init of_at91sam9x5_clk_usb_setup(struct device_node *np,
113                                                struct at91_pmc *pmc);
114 extern void __init of_at91sam9n12_clk_usb_setup(struct device_node *np,
115                                                 struct at91_pmc *pmc);
116 #endif
117
118 #if defined(CONFIG_HAVE_AT91_SMD)
119 extern void __init of_at91sam9x5_clk_smd_setup(struct device_node *np,
120                                                struct at91_pmc *pmc);
121 #endif
122
123 #if defined(CONFIG_HAVE_AT91_SMD)
124 extern void __init of_sama5d4_clk_h32mx_setup(struct device_node *np,
125                                               struct at91_pmc *pmc);
126 #endif
127
128 #endif /* __PMC_H_ */