clk_altera_a10_fpll.c File Reference

Driver for the Altera FPLL. More...

#include <stdlib.h>
#include <stdint.h>
#include <stdio.h>
#include <stdbool.h>
#include <inttypes.h>
#include <limits.h>
#include "io.h"
#include "no_os_util.h"
#include "no_os_error.h"
#include "no_os_alloc.h"
#include "clk_altera_a10_fpll.h"

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Macros
#define	FPLL_REG_C_COUNTER0   0x10D
#define	FPLL_REG_C_COUNTER1   0x10E
#define	FPLL_REG_C_COUNTER2   0x10F
#define	FPLL_REG_C_COUNTER3   0x110
#define	FPLL_REG_C_COUNTER4   0x111
#define	FPLL_REG_DIV_COUNTER0   0x12B
#define	FPLL_REG_DIV_COUNTER1   0x12C
#define	A10_FPLL_PFD_MIN   25000 /* 25.000 MHz */
#define	A10_FPLL_PFD_MAX   60000 /* 60.000 MHz */
#define	A10_FPLL_VCO_MIN   4800000 /* 4.800 GHz */
#define	A10_FPLL_VCO_MAX   14025000 /* 14.025 GHz */

Functions
uint32_t	altera_a10_fpll_read (struct altera_a10_fpll *fpll, uint32_t addr)
	altera_a10_fpll_read
void	altera_a10_fpll_write (struct altera_a10_fpll *fpll, uint32_t addr, uint32_t val)
	altera_a10_fpll_write
void	altera_a10_fpll_update (struct altera_a10_fpll *fpll, uint32_t addr, uint32_t mask, uint32_t val)
	altera_a10_fpll_update
uint32_t	altera_a10_acquire_arbitration (struct altera_a10_fpll *fpll)
	altera_a10_acquire_arbitration
void	altera_a10_release_arbitration (struct altera_a10_fpll *fpll, bool run_calibration)
	altera_a10_release_arbitration
uint32_t	altera_a10_fpll_lookup_lf_resistance (uint32_t fvco, uint32_t m)
	altera_a10_fpll_lookup_lf_resistance
int32_t	altera_a10_fpll_lookup_cp_current (uint32_t fvco, uint32_t m)
	altera_a10_fpll_lookup_cp_current
int32_t	altera_a10_fpll_calc_params (uint32_t fref, uint32_t fout, uint32_t *best_n, uint32_t *best_m, uint32_t *best_c0, uint32_t *best_fvco)
	altera_a10_fpll_calc_params
int32_t	altera_a10_fpll_round_rate (struct altera_a10_fpll *fpll, uint32_t rate)
	altera_a10_fpll_round_rate
int32_t	altera_a10_fpll_pll_calibration_check (struct altera_a10_fpll *fpll)
	altera_a10_fpll_pll_calibration_check
int32_t	altera_a10_fpll_set_rate (struct altera_a10_fpll *fpll, uint32_t rate)
	altera_a10_fpll_set_rate
uint32_t	altera_a10_fpll_recalc_rate (struct altera_a10_fpll *fpll)
	altera_a10_fpll_recalc_rate
int32_t	altera_a10_fpll_is_enabled (struct altera_a10_fpll *fpll)
	altera_a10_fpll_is_enabled
int32_t	altera_a10_fpll_enable (struct altera_a10_fpll *fpll)
	altera_a10_fpll_enable
void	altera_a10_fpll_disable (struct altera_a10_fpll *fpll)
	altera_a10_fpll_disable
int32_t	altera_a10_fpll_init (struct altera_a10_fpll **a10_fpll, const struct altera_a10_fpll_init *init)
	altera_a10_fpll_init
int32_t	altera_a10_fpll_remove (struct altera_a10_fpll *fpll)
	altera_a10_fpll_remove

Detailed Description

Driver for the Altera FPLL.

Author

DBogdan (drago.nosp@m.s.bo.nosp@m.gdan@.nosp@m.anal.nosp@m.og.co.nosp@m.m)

Copyright 2018(c) Analog Devices, Inc.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
3. Neither the name of Analog Devices, Inc. nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES, INC. “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ANALOG DEVICES, INC. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Macro Definition Documentation

A10_FPLL_PFD_MAX

#define A10_FPLL_PFD_MAX   60000 /* 60.000 MHz */

A10_FPLL_PFD_MIN

#define A10_FPLL_PFD_MIN   25000 /* 25.000 MHz */

A10_FPLL_VCO_MAX

#define A10_FPLL_VCO_MAX   14025000 /* 14.025 GHz */

A10_FPLL_VCO_MIN

#define A10_FPLL_VCO_MIN   4800000 /* 4.800 GHz */

FPLL_REG_C_COUNTER0

#define FPLL_REG_C_COUNTER0   0x10D

FPLL_REG_C_COUNTER1

#define FPLL_REG_C_COUNTER1   0x10E

FPLL_REG_C_COUNTER2

#define FPLL_REG_C_COUNTER2   0x10F

FPLL_REG_C_COUNTER3

#define FPLL_REG_C_COUNTER3   0x110

FPLL_REG_C_COUNTER4

#define FPLL_REG_C_COUNTER4   0x111

FPLL_REG_DIV_COUNTER0

#define FPLL_REG_DIV_COUNTER0   0x12B

FPLL_REG_DIV_COUNTER1

#define FPLL_REG_DIV_COUNTER1   0x12C

Function Documentation

altera_a10_acquire_arbitration()

uint32_t altera_a10_acquire_arbitration

(

struct altera_a10_fpll *

fpll

)

altera_a10_acquire_arbitration

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altera_a10_fpll_calc_params()

int32_t altera_a10_fpll_calc_params	(	uint32_t	fref,
		uint32_t	fout,
		uint32_t *	best_n,
		uint32_t *	best_m,
		uint32_t *	best_c0,
		uint32_t *	best_fvco )

altera_a10_fpll_calc_params

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altera_a10_fpll_disable()

void altera_a10_fpll_disable

(

struct altera_a10_fpll *

fpll

)

altera_a10_fpll_disable

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altera_a10_fpll_enable()

int32_t altera_a10_fpll_enable

(

struct altera_a10_fpll *

fpll

)

altera_a10_fpll_enable

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altera_a10_fpll_init()

int32_t altera_a10_fpll_init	(	struct altera_a10_fpll **	a10_fpll,
		const struct altera_a10_fpll_init *	init )

altera_a10_fpll_init

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altera_a10_fpll_is_enabled()

int32_t altera_a10_fpll_is_enabled

(

struct altera_a10_fpll *

fpll

)

altera_a10_fpll_is_enabled

altera_a10_fpll_lookup_cp_current()

int32_t altera_a10_fpll_lookup_cp_current	(	uint32_t	fvco,
		uint32_t	m )

altera_a10_fpll_lookup_cp_current

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altera_a10_fpll_lookup_lf_resistance()

uint32_t altera_a10_fpll_lookup_lf_resistance	(	uint32_t	fvco,
		uint32_t	m )

altera_a10_fpll_lookup_lf_resistance

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altera_a10_fpll_pll_calibration_check()

int32_t altera_a10_fpll_pll_calibration_check

(

struct altera_a10_fpll *

fpll

)

altera_a10_fpll_pll_calibration_check

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altera_a10_fpll_read()

uint32_t altera_a10_fpll_read	(	struct altera_a10_fpll *	fpll,
		uint32_t	addr )

altera_a10_fpll_read

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altera_a10_fpll_recalc_rate()

uint32_t altera_a10_fpll_recalc_rate

(

struct altera_a10_fpll *

fpll

)

altera_a10_fpll_recalc_rate

altera_a10_fpll_remove()

int32_t altera_a10_fpll_remove

(

struct altera_a10_fpll *

fpll

)

altera_a10_fpll_remove

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altera_a10_fpll_round_rate()

int32_t altera_a10_fpll_round_rate	(	struct altera_a10_fpll *	fpll,
		uint32_t	rate )

altera_a10_fpll_round_rate

altera_a10_fpll_set_rate()

int32_t altera_a10_fpll_set_rate	(	struct altera_a10_fpll *	fpll,
		uint32_t	rate )

altera_a10_fpll_set_rate

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altera_a10_fpll_update()

void altera_a10_fpll_update	(	struct altera_a10_fpll *	fpll,
		uint32_t	addr,
		uint32_t	mask,
		uint32_t	val )

altera_a10_fpll_update

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altera_a10_fpll_write()

void altera_a10_fpll_write	(	struct altera_a10_fpll *	fpll,
		uint32_t	addr,
		uint32_t	val )

altera_a10_fpll_write

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altera_a10_release_arbitration()

void altera_a10_release_arbitration	(	struct altera_a10_fpll *	fpll,
		bool	run_calibration )

altera_a10_release_arbitration

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