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0ad6125b BB |
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; | |
947f5b10 | 36 | u32 imr; |
0ad6125b BB |
37 | }; |
38 | ||
39 | static inline void pmc_lock(struct at91_pmc *pmc) | |
40 | { | |
41 | spin_lock(&pmc->lock); | |
42 | } | |
43 | ||
44 | static inline void pmc_unlock(struct at91_pmc *pmc) | |
45 | { | |
46 | spin_unlock(&pmc->lock); | |
47 | } | |
48 | ||
49 | static inline u32 pmc_read(struct at91_pmc *pmc, int offset) | |
50 | { | |
51 | return readl(pmc->regbase + offset); | |
52 | } | |
53 | ||
54 | static inline void pmc_write(struct at91_pmc *pmc, int offset, u32 value) | |
55 | { | |
56 | writel(value, pmc->regbase + offset); | |
57 | } | |
58 | ||
59 | int of_at91_get_clk_range(struct device_node *np, const char *propname, | |
60 | struct clk_range *range); | |
61 | ||
a8a8db47 SB |
62 | void of_at91sam9260_clk_slow_setup(struct device_node *np, |
63 | struct at91_pmc *pmc); | |
64 | ||
65 | void of_at91rm9200_clk_main_osc_setup(struct device_node *np, | |
66 | struct at91_pmc *pmc); | |
67 | void of_at91sam9x5_clk_main_rc_osc_setup(struct device_node *np, | |
68 | struct at91_pmc *pmc); | |
69 | void of_at91rm9200_clk_main_setup(struct device_node *np, | |
70 | struct at91_pmc *pmc); | |
71 | void of_at91sam9x5_clk_main_setup(struct device_node *np, | |
72 | struct at91_pmc *pmc); | |
73 | ||
74 | void of_at91rm9200_clk_pll_setup(struct device_node *np, | |
75 | struct at91_pmc *pmc); | |
76 | void of_at91sam9g45_clk_pll_setup(struct device_node *np, | |
77 | struct at91_pmc *pmc); | |
78 | void of_at91sam9g20_clk_pllb_setup(struct device_node *np, | |
79 | struct at91_pmc *pmc); | |
80 | void of_sama5d3_clk_pll_setup(struct device_node *np, | |
81 | struct at91_pmc *pmc); | |
82 | void of_at91sam9x5_clk_plldiv_setup(struct device_node *np, | |
83 | struct at91_pmc *pmc); | |
84 | ||
85 | void of_at91rm9200_clk_master_setup(struct device_node *np, | |
86 | struct at91_pmc *pmc); | |
87 | void of_at91sam9x5_clk_master_setup(struct device_node *np, | |
88 | struct at91_pmc *pmc); | |
89 | ||
90 | void of_at91rm9200_clk_sys_setup(struct device_node *np, | |
91 | struct at91_pmc *pmc); | |
92 | ||
93 | void of_at91rm9200_clk_periph_setup(struct device_node *np, | |
94 | struct at91_pmc *pmc); | |
95 | void of_at91sam9x5_clk_periph_setup(struct device_node *np, | |
96 | struct at91_pmc *pmc); | |
97 | ||
98 | void of_at91rm9200_clk_prog_setup(struct device_node *np, | |
99 | struct at91_pmc *pmc); | |
100 | void of_at91sam9g45_clk_prog_setup(struct device_node *np, | |
101 | struct at91_pmc *pmc); | |
102 | void of_at91sam9x5_clk_prog_setup(struct device_node *np, | |
103 | struct at91_pmc *pmc); | |
104 | ||
105 | void of_at91sam9x5_clk_utmi_setup(struct device_node *np, | |
106 | struct at91_pmc *pmc); | |
107 | ||
108 | void of_at91rm9200_clk_usb_setup(struct device_node *np, | |
109 | struct at91_pmc *pmc); | |
110 | void of_at91sam9x5_clk_usb_setup(struct device_node *np, | |
111 | struct at91_pmc *pmc); | |
112 | void of_at91sam9n12_clk_usb_setup(struct device_node *np, | |
113 | struct at91_pmc *pmc); | |
114 | ||
115 | void of_at91sam9x5_clk_smd_setup(struct device_node *np, | |
116 | struct at91_pmc *pmc); | |
117 | ||
118 | void of_sama5d4_clk_h32mx_setup(struct device_node *np, | |
119 | struct at91_pmc *pmc); | |
bcc5fd49 | 120 | |
df70aeef NF |
121 | void of_sama5d2_clk_generated_setup(struct device_node *np, |
122 | struct at91_pmc *pmc); | |
123 | ||
0ad6125b | 124 | #endif /* __PMC_H_ */ |