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259 lines
7.8 KiB
259 lines
7.8 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* drivers/clk/at91/pmc.h |
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* |
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* Copyright (C) 2013 Boris BREZILLON <[email protected]> |
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*/ |
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#ifndef __PMC_H_ |
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#define __PMC_H_ |
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#include <linux/io.h> |
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#include <linux/irqdomain.h> |
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#include <linux/regmap.h> |
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#include <linux/spinlock.h> |
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extern spinlock_t pmc_pcr_lock; |
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struct pmc_data { |
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unsigned int ncore; |
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struct clk_hw **chws; |
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unsigned int nsystem; |
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struct clk_hw **shws; |
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unsigned int nperiph; |
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struct clk_hw **phws; |
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unsigned int ngck; |
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struct clk_hw **ghws; |
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unsigned int npck; |
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struct clk_hw **pchws; |
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struct clk_hw *hwtable[]; |
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}; |
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struct clk_range { |
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unsigned long min; |
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unsigned long max; |
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}; |
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#define CLK_RANGE(MIN, MAX) {.min = MIN, .max = MAX,} |
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struct clk_master_layout { |
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u32 offset; |
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u32 mask; |
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u8 pres_shift; |
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}; |
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extern const struct clk_master_layout at91rm9200_master_layout; |
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extern const struct clk_master_layout at91sam9x5_master_layout; |
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struct clk_master_characteristics { |
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struct clk_range output; |
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u32 divisors[5]; |
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u8 have_div3_pres; |
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}; |
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struct clk_pll_layout { |
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u32 pllr_mask; |
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u32 mul_mask; |
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u32 frac_mask; |
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u32 div_mask; |
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u32 endiv_mask; |
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u8 mul_shift; |
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u8 frac_shift; |
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u8 div_shift; |
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u8 endiv_shift; |
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}; |
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extern const struct clk_pll_layout at91rm9200_pll_layout; |
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extern const struct clk_pll_layout at91sam9g45_pll_layout; |
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extern const struct clk_pll_layout at91sam9g20_pllb_layout; |
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extern const struct clk_pll_layout sama5d3_pll_layout; |
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struct clk_pll_characteristics { |
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struct clk_range input; |
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int num_output; |
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const struct clk_range *output; |
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u16 *icpll; |
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u8 *out; |
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u8 upll : 1; |
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}; |
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struct clk_programmable_layout { |
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u8 pres_mask; |
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u8 pres_shift; |
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u8 css_mask; |
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u8 have_slck_mck; |
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u8 is_pres_direct; |
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}; |
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extern const struct clk_programmable_layout at91rm9200_programmable_layout; |
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extern const struct clk_programmable_layout at91sam9g45_programmable_layout; |
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extern const struct clk_programmable_layout at91sam9x5_programmable_layout; |
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struct clk_pcr_layout { |
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u32 offset; |
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u32 cmd; |
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u32 div_mask; |
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u32 gckcss_mask; |
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u32 pid_mask; |
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}; |
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#define field_get(_mask, _reg) (((_reg) & (_mask)) >> (ffs(_mask) - 1)) |
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#define field_prep(_mask, _val) (((_val) << (ffs(_mask) - 1)) & (_mask)) |
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#define ndck(a, s) (a[s - 1].id + 1) |
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#define nck(a) (a[ARRAY_SIZE(a) - 1].id + 1) |
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struct pmc_data *pmc_data_allocate(unsigned int ncore, unsigned int nsystem, |
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unsigned int nperiph, unsigned int ngck, |
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unsigned int npck); |
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int of_at91_get_clk_range(struct device_node *np, const char *propname, |
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struct clk_range *range); |
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struct clk_hw *of_clk_hw_pmc_get(struct of_phandle_args *clkspec, void *data); |
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struct clk_hw * __init |
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at91_clk_register_audio_pll_frac(struct regmap *regmap, const char *name, |
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const char *parent_name); |
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struct clk_hw * __init |
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at91_clk_register_audio_pll_pad(struct regmap *regmap, const char *name, |
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const char *parent_name); |
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struct clk_hw * __init |
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at91_clk_register_audio_pll_pmc(struct regmap *regmap, const char *name, |
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const char *parent_name); |
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struct clk_hw * __init |
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at91_clk_register_generated(struct regmap *regmap, spinlock_t *lock, |
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const struct clk_pcr_layout *layout, |
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const char *name, const char **parent_names, |
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u32 *mux_table, u8 num_parents, u8 id, |
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const struct clk_range *range, int chg_pid); |
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struct clk_hw * __init |
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at91_clk_register_h32mx(struct regmap *regmap, const char *name, |
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const char *parent_name); |
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struct clk_hw * __init |
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at91_clk_i2s_mux_register(struct regmap *regmap, const char *name, |
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const char * const *parent_names, |
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unsigned int num_parents, u8 bus_id); |
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struct clk_hw * __init |
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at91_clk_register_main_rc_osc(struct regmap *regmap, const char *name, |
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u32 frequency, u32 accuracy); |
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struct clk_hw * __init |
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at91_clk_register_main_osc(struct regmap *regmap, const char *name, |
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const char *parent_name, bool bypass); |
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struct clk_hw * __init |
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at91_clk_register_rm9200_main(struct regmap *regmap, |
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const char *name, |
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const char *parent_name); |
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struct clk_hw * __init |
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at91_clk_register_sam9x5_main(struct regmap *regmap, const char *name, |
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const char **parent_names, int num_parents); |
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struct clk_hw * __init |
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at91_clk_register_master_pres(struct regmap *regmap, const char *name, |
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int num_parents, const char **parent_names, |
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const struct clk_master_layout *layout, |
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const struct clk_master_characteristics *characteristics, |
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spinlock_t *lock, u32 flags, int chg_pid); |
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struct clk_hw * __init |
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at91_clk_register_master_div(struct regmap *regmap, const char *name, |
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const char *parent_names, |
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const struct clk_master_layout *layout, |
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const struct clk_master_characteristics *characteristics, |
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spinlock_t *lock, u32 flags); |
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struct clk_hw * __init |
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at91_clk_sama7g5_register_master(struct regmap *regmap, |
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const char *name, int num_parents, |
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const char **parent_names, u32 *mux_table, |
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spinlock_t *lock, u8 id, bool critical, |
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int chg_pid); |
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struct clk_hw * __init |
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at91_clk_register_peripheral(struct regmap *regmap, const char *name, |
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const char *parent_name, u32 id); |
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struct clk_hw * __init |
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at91_clk_register_sam9x5_peripheral(struct regmap *regmap, spinlock_t *lock, |
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const struct clk_pcr_layout *layout, |
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const char *name, const char *parent_name, |
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u32 id, const struct clk_range *range, |
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int chg_pid); |
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struct clk_hw * __init |
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at91_clk_register_pll(struct regmap *regmap, const char *name, |
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const char *parent_name, u8 id, |
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const struct clk_pll_layout *layout, |
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const struct clk_pll_characteristics *characteristics); |
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struct clk_hw * __init |
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at91_clk_register_plldiv(struct regmap *regmap, const char *name, |
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const char *parent_name); |
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struct clk_hw * __init |
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sam9x60_clk_register_div_pll(struct regmap *regmap, spinlock_t *lock, |
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const char *name, const char *parent_name, u8 id, |
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const struct clk_pll_characteristics *characteristics, |
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const struct clk_pll_layout *layout, u32 flags); |
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struct clk_hw * __init |
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sam9x60_clk_register_frac_pll(struct regmap *regmap, spinlock_t *lock, |
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const char *name, const char *parent_name, |
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struct clk_hw *parent_hw, u8 id, |
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const struct clk_pll_characteristics *characteristics, |
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const struct clk_pll_layout *layout, u32 flags); |
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struct clk_hw * __init |
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at91_clk_register_programmable(struct regmap *regmap, const char *name, |
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const char **parent_names, u8 num_parents, u8 id, |
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const struct clk_programmable_layout *layout, |
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u32 *mux_table); |
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struct clk_hw * __init |
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at91_clk_register_sam9260_slow(struct regmap *regmap, |
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const char *name, |
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const char **parent_names, |
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int num_parents); |
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struct clk_hw * __init |
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at91sam9x5_clk_register_smd(struct regmap *regmap, const char *name, |
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const char **parent_names, u8 num_parents); |
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struct clk_hw * __init |
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at91_clk_register_system(struct regmap *regmap, const char *name, |
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const char *parent_name, u8 id); |
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struct clk_hw * __init |
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at91sam9x5_clk_register_usb(struct regmap *regmap, const char *name, |
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const char **parent_names, u8 num_parents); |
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struct clk_hw * __init |
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at91sam9n12_clk_register_usb(struct regmap *regmap, const char *name, |
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const char *parent_name); |
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struct clk_hw * __init |
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sam9x60_clk_register_usb(struct regmap *regmap, const char *name, |
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const char **parent_names, u8 num_parents); |
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struct clk_hw * __init |
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at91rm9200_clk_register_usb(struct regmap *regmap, const char *name, |
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const char *parent_name, const u32 *divisors); |
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struct clk_hw * __init |
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at91_clk_register_utmi(struct regmap *regmap_pmc, struct regmap *regmap_sfr, |
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const char *name, const char *parent_name); |
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struct clk_hw * __init |
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at91_clk_sama7g5_register_utmi(struct regmap *regmap, const char *name, |
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const char *parent_name); |
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#ifdef CONFIG_PM |
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void pmc_register_id(u8 id); |
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void pmc_register_pck(u8 pck); |
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#else |
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static inline void pmc_register_id(u8 id) {} |
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static inline void pmc_register_pck(u8 pck) {} |
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#endif |
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#endif /* __PMC_H_ */
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