2015-07-08 11:39:24 -04:00
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/*
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* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __CLOCK_MANAGER_H__
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#define __CLOCK_MANAGER_H__
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#include "ch.h"
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#include "hal.h"
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#include "i2c_pp.hpp"
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#include "si5351.hpp"
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#include "lpc43xx_cpp.hpp"
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using namespace lpc43xx;
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class ClockManager {
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public:
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constexpr ClockManager(
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I2C& i2c0,
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si5351::Si5351& clock_generator
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) : i2c0(i2c0),
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clock_generator(clock_generator)/*,
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_clock_f(0)*/
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{
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}
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void init();
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2015-08-01 16:43:58 -04:00
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void shutdown();
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2015-07-08 11:39:24 -04:00
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void run_from_irc();
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void run_at_full_speed();
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void start_audio_pll();
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void stop_audio_pll();
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void enable_codec_clocks();
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void disable_codec_clocks();
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void enable_first_if_clock();
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void disable_first_if_clock();
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void enable_second_if_clock();
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void disable_second_if_clock();
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void set_sampling_frequency(const uint32_t frequency);
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private:
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I2C& i2c0;
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si5351::Si5351& clock_generator;
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//uint32_t _clock_f;
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void change_clock_configuration(const cgu::CLK_SEL clk_sel);
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void enable_gp_clkin_source();
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void disable_gp_clkin_source();
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void enable_xtal_oscillator();
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void disable_xtal_oscillator();
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void set_m4_clock_to_irc();
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void set_m4_clock_to_pll1();
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void power_down_pll1();
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void stop_peripherals();
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void update_peripheral_clocks(const cgu::CLK_SEL clk_sel);
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void start_peripherals(const cgu::CLK_SEL clk_sel);
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};
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#endif/*__CLOCK_MANAGER_H__*/
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