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/*
* Copyright 2012 Michael Ossmann <mike@ossmann.com>
* Copyright 2012 Jared Boone <jared@sharebrained.com>
*
* This file is part of HackRF.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef __SI5351C_H
#define __SI5351C_H
#ifdef __cplusplus
extern "C"
{
#endif
#include <stdint.h>
#include "i2c_bus.h"
#define SI_INTDIV(x) (x*128-512)
#define SI5351C_CLK_POWERDOWN (1<<7)
#define SI5351C_CLK_INT_MODE (1<<6)
#define SI5351C_CLK_FRAC_MODE (0<<6)
#define SI5351C_CLK_PLL_SRC(x) (x<<5)
#define SI5351C_CLK_PLL_SRC_A 0
#define SI5351C_CLK_PLL_SRC_B 1
#define SI5351C_CLK_INV (1<<4)
#define SI5351C_CLK_SRC(x) (x<<2)
#define SI5351C_CLK_SRC_XTAL 0
#define SI5351C_CLK_SRC_CLKIN 1
#define SI5351C_CLK_SRC_MULTISYNTH_0_4 2
#define SI5351C_CLK_SRC_MULTISYNTH_SELF 3
#define SI5351C_CLK_IDRV(x) (x<<0)
#define SI5351C_CLK_IDRV_2MA 0
#define SI5351C_CLK_IDRV_4MA 1
#define SI5351C_CLK_IDRV_6MA 2
#define SI5351C_CLK_IDRV_8MA 3
#define SI5351C_LOS (1<<4)
enum pll_sources {
PLL_SOURCE_XTAL = 0,
PLL_SOURCE_CLKIN = 1,
};
typedef struct {
i2c_bus_t* const bus;
uint8_t i2c_address;
} si5351c_driver_t;
void si5351c_disable_all_outputs(si5351c_driver_t* const drv);
void si5351c_disable_oeb_pin_control(si5351c_driver_t* const drv);
void si5351c_power_down_all_clocks(si5351c_driver_t* const drv);
void si5351c_set_crystal_configuration(si5351c_driver_t* const drv);
void si5351c_enable_xo_and_ms_fanout(si5351c_driver_t* const drv);
void si5351c_configure_pll_sources(si5351c_driver_t* const drv);
void si5351c_configure_pll_multisynth(si5351c_driver_t* const drv);
void si5351c_reset_pll(si5351c_driver_t* const drv);
void si5351c_configure_multisynth(si5351c_driver_t* const drv,
const uint_fast8_t ms_number,
const uint32_t p1, const uint32_t p2, const uint32_t p3,
const uint_fast8_t r_div);
void si5351c_configure_clock_control(si5351c_driver_t* const drv, const enum pll_sources source);
void si5351c_enable_clock_outputs(si5351c_driver_t* const drv);
void si5351c_set_int_mode(si5351c_driver_t* const drv, const uint_fast8_t ms_number, const uint_fast8_t on);
void si5351c_set_clock_source(si5351c_driver_t* const drv, const enum pll_sources source);
void si5351c_activate_best_clock_source(si5351c_driver_t* const drv);
void si5351c_write_single(si5351c_driver_t* const drv, uint8_t reg, uint8_t val);
uint8_t si5351c_read_single(si5351c_driver_t* const drv, uint8_t reg);
void si5351c_write(si5351c_driver_t* const drv, const uint8_t* const data, const size_t data_count);
#ifdef __cplusplus
}
#endif
#endif /* __SI5351C_H */
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