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https://github.com/mudita/MuditaOS.git
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f1c49a60e5
Optimized power management strategy used by ServiceAudio: * changed minimum CPU frequency from 528MHz to 264MHz; * added switching to 24MHz when operation active, but paused; * minor cleanup in several places.
107 lines
2.9 KiB
C++
107 lines
2.9 KiB
C++
// Copyright (c) 2017-2023, Mudita Sp. z.o.o. All rights reserved.
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// For licensing, see https://github.com/mudita/MuditaOS/LICENSE.md
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#include "RT1051DriverPLL.hpp"
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#include <log/log.hpp>
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#include "board/clock_config.h"
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namespace drivers
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{
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RT1051DriverPLL::RT1051DriverPLL(const drivers::PLLInstances &inst, const drivers::DriverPLLParams ¶ms)
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: DriverPLL(params), instance(inst)
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{
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switch (instance) {
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case PLLInstances::PLL4_Audio:
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clkPLL4setup(CLK_ENABLE,
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clock_audio_pll_config_t{.loopDivider = static_cast<std::uint8_t>(params.loopDivider),
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.postDivider = static_cast<std::uint8_t>(params.postDivider),
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.numerator = params.numerator,
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.denominator = params.denominator,
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.src = static_cast<std::uint8_t>(params.src)});
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name = "PLL4_Audio";
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break;
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case PLLInstances::PLL3:
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clkPLL3setup(CLK_ENABLE);
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name = "PLL3";
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break;
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case PLLInstances::PLL3_PFD0:
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clkPLL3_PFD0setup(CLK_ENABLE);
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name = "PLL3_PFD0";
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break;
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case PLLInstances::PLL3_PFD1:
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clkPLL3_PFD1setup(CLK_ENABLE);
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name = "PLL3_PFD1";
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break;
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case PLLInstances::PLL3_PFD2:
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clkPLL3_PFD2setup(CLK_ENABLE);
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name = "PLL3_PFD2";
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break;
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case PLLInstances::PLL2_PFD2:
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clkPLL2_PFD2setup(CLK_ENABLE);
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name = "PLL2_PFD2";
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break;
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case PLLInstances::PLL1_ARM:
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clkPLL1setup(CLK_ENABLE);
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name = "PLL1_ARM";
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break;
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case PLLInstances::OSC_24M:
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// not used
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break;
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default:
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break;
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}
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LOG_DEBUG("Init: %s", name.c_str());
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}
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RT1051DriverPLL::~RT1051DriverPLL()
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{
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switch (instance) {
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case PLLInstances::PLL4_Audio:
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clkPLL4setup(CLK_DISABLE, {});
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break;
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case PLLInstances::PLL3:
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clkPLL3setup(CLK_DISABLE);
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break;
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case PLLInstances::PLL3_PFD0:
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clkPLL3_PFD0setup(CLK_DISABLE);
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break;
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case PLLInstances::PLL3_PFD1:
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clkPLL3_PFD1setup(CLK_DISABLE);
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break;
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case PLLInstances::PLL3_PFD2:
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clkPLL3_PFD2setup(CLK_DISABLE);
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break;
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case PLLInstances::PLL2_PFD2:
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clkPLL2_PFD2setup(CLK_DISABLE);
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break;
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case PLLInstances::PLL1_ARM:
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clkPLL1setup(CLK_DISABLE);
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break;
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case PLLInstances::OSC_24M:
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// not used
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break;
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default:
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break;
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}
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LOG_DEBUG("Deinit: %s", name.c_str());
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}
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} // namespace drivers
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