2 * drivers/clk/at91/pmc.h
4 * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
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.
16 #include <linux/irqdomain.h>
17 #include <linux/regmap.h>
18 #include <linux/spinlock.h>
20 extern spinlock_t pmc_pcr_lock;
38 #define CLK_RANGE(MIN, MAX) {.min = MIN, .max = MAX,}
40 struct clk_master_layout {
45 extern const struct clk_master_layout at91rm9200_master_layout;
46 extern const struct clk_master_layout at91sam9x5_master_layout;
48 struct clk_master_characteristics {
49 struct clk_range output;
54 struct clk_pll_layout {
60 extern const struct clk_pll_layout at91rm9200_pll_layout;
61 extern const struct clk_pll_layout at91sam9g45_pll_layout;
62 extern const struct clk_pll_layout at91sam9g20_pllb_layout;
63 extern const struct clk_pll_layout sama5d3_pll_layout;
65 struct clk_pll_characteristics {
66 struct clk_range input;
68 struct clk_range *output;
73 struct clk_programmable_layout {
81 extern const struct clk_programmable_layout at91rm9200_programmable_layout;
82 extern const struct clk_programmable_layout at91sam9g45_programmable_layout;
83 extern const struct clk_programmable_layout at91sam9x5_programmable_layout;
85 #define ndck(a, s) (a[s - 1].id + 1)
86 #define nck(a) (a[ARRAY_SIZE(a) - 1].id + 1)
87 struct pmc_data *pmc_data_allocate(unsigned int ncore, unsigned int nsystem,
88 unsigned int nperiph, unsigned int ngck);
89 void pmc_data_free(struct pmc_data *pmc_data);
91 int of_at91_get_clk_range(struct device_node *np, const char *propname,
92 struct clk_range *range);
94 struct clk_hw *of_clk_hw_pmc_get(struct of_phandle_args *clkspec, void *data);
96 struct clk_hw * __init
97 at91_clk_register_audio_pll_frac(struct regmap *regmap, const char *name,
98 const char *parent_name);
100 struct clk_hw * __init
101 at91_clk_register_audio_pll_pad(struct regmap *regmap, const char *name,
102 const char *parent_name);
104 struct clk_hw * __init
105 at91_clk_register_audio_pll_pmc(struct regmap *regmap, const char *name,
106 const char *parent_name);
108 struct clk_hw * __init
109 at91_clk_register_generated(struct regmap *regmap, spinlock_t *lock,
110 const char *name, const char **parent_names,
111 u8 num_parents, u8 id, bool pll_audio,
112 const struct clk_range *range);
114 struct clk_hw * __init
115 at91_clk_register_h32mx(struct regmap *regmap, const char *name,
116 const char *parent_name);
118 struct clk_hw * __init
119 at91_clk_i2s_mux_register(struct regmap *regmap, const char *name,
120 const char * const *parent_names,
121 unsigned int num_parents, u8 bus_id);
123 struct clk_hw * __init
124 at91_clk_register_main_rc_osc(struct regmap *regmap, const char *name,
125 u32 frequency, u32 accuracy);
126 struct clk_hw * __init
127 at91_clk_register_main_osc(struct regmap *regmap, const char *name,
128 const char *parent_name, bool bypass);
129 struct clk_hw * __init
130 at91_clk_register_rm9200_main(struct regmap *regmap,
132 const char *parent_name);
133 struct clk_hw * __init
134 at91_clk_register_sam9x5_main(struct regmap *regmap, const char *name,
135 const char **parent_names, int num_parents);
137 struct clk_hw * __init
138 at91_clk_register_master(struct regmap *regmap, const char *name,
139 int num_parents, const char **parent_names,
140 const struct clk_master_layout *layout,
141 const struct clk_master_characteristics *characteristics);
143 struct clk_hw * __init
144 at91_clk_register_peripheral(struct regmap *regmap, const char *name,
145 const char *parent_name, u32 id);
146 struct clk_hw * __init
147 at91_clk_register_sam9x5_peripheral(struct regmap *regmap, spinlock_t *lock,
148 const char *name, const char *parent_name,
149 u32 id, const struct clk_range *range);
151 struct clk_hw * __init
152 at91_clk_register_pll(struct regmap *regmap, const char *name,
153 const char *parent_name, u8 id,
154 const struct clk_pll_layout *layout,
155 const struct clk_pll_characteristics *characteristics);
156 struct clk_hw * __init
157 at91_clk_register_plldiv(struct regmap *regmap, const char *name,
158 const char *parent_name);
160 struct clk_hw * __init
161 at91_clk_register_programmable(struct regmap *regmap, const char *name,
162 const char **parent_names, u8 num_parents, u8 id,
163 const struct clk_programmable_layout *layout);
165 struct clk_hw * __init
166 at91_clk_register_sam9260_slow(struct regmap *regmap,
168 const char **parent_names,
171 struct clk_hw * __init
172 at91sam9x5_clk_register_smd(struct regmap *regmap, const char *name,
173 const char **parent_names, u8 num_parents);
175 struct clk_hw * __init
176 at91_clk_register_system(struct regmap *regmap, const char *name,
177 const char *parent_name, u8 id);
179 struct clk_hw * __init
180 at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name,
181 const char **parent_names, u8 num_parents);
182 struct clk_hw * __init
183 at91sam9n12_clk_register_usb(struct regmap *regmap, const char *name,
184 const char *parent_name);
185 struct clk_hw * __init
186 at91rm9200_clk_register_usb(struct regmap *regmap, const char *name,
187 const char *parent_name, const u32 *divisors);
189 struct clk_hw * __init
190 at91_clk_register_utmi(struct regmap *regmap_pmc, struct regmap *regmap_sfr,
191 const char *name, const char *parent_name);
194 void pmc_register_id(u8 id);
195 void pmc_register_pck(u8 pck);
197 static inline void pmc_register_id(u8 id) {}
198 static inline void pmc_register_pck(u8 pck) {}
201 #endif /* __PMC_H_ */