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| Original file line number | Diff line number | Diff line change |
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| /* | ||
| * | ||
| * Copyright (c) 2022, Andrey Kunitsyn | ||
| * Copyright (c) 2022, Nikolay Semenov | ||
| * | ||
| * This file is part of the modm project. | ||
| * | ||
| * This Source Code Form is subject to the terms of the Mozilla Public | ||
| * License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
| */ | ||
| // ---------------------------------------------------------------------------- | ||
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| #pragma once | ||
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| #include <modm/architecture/interface/clock.hpp> | ||
| #include <modm/platform.hpp> | ||
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| using namespace modm::platform; | ||
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| namespace Board | ||
| { | ||
| using namespace modm::literals; | ||
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| /// RP2040 running at 125MHz generated from the external 12MHz crystal | ||
| /// @ingroup modm_board_feather_rp2040 | ||
| struct SystemClock | ||
| { | ||
| static constexpr uint32_t Frequency = 125_MHz; | ||
| static constexpr uint32_t XOSCFrequency = 12_MHz; | ||
| // https://github.com/raspberrypi/pico-sdk/pull/457 | ||
| static constexpr uint16_t XOSCDelayMultiplier = 64; | ||
| static constexpr uint32_t PllSysFrequency = Frequency; | ||
| static constexpr uint32_t PllUsbFrequency = 48_MHz; | ||
| static constexpr uint32_t SysPLLMul = 125; | ||
| static constexpr uint32_t UsbPLLMul = 40; | ||
| static constexpr uint32_t RefFrequency = XOSCFrequency; | ||
| static constexpr uint32_t UsbFrequency = PllUsbFrequency; | ||
| static constexpr uint32_t SysFrequency = Frequency; | ||
| static constexpr uint32_t PeriFrequency = SysFrequency; | ||
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| static bool inline enable() | ||
| { | ||
| ClockControl::disableResus(); | ||
| ClockControl::enableExternalCrystal(XOSCFrequency, XOSCDelayMultiplier); | ||
| ClockControl::disableAux<ClockControl::Clock::Sys>(); | ||
| ClockControl::disableAux<ClockControl::Clock::Ref>(); | ||
| // PLL SYS: 12MHz / 1 = 12MHz * 125 = 1500MHZ / 6 / 2 = 125MHz | ||
| ClockControl::initPll<ClockControl::Pll::Sys, 1, SysPLLMul, 6, 2>(); | ||
| // PLL USB: 12MHz / 1 = 12MHz * 40 = 480 MHz / 5 / 2 = 48MHz | ||
| ClockControl::initPll<ClockControl::Pll::Usb, 1, UsbPLLMul, 5, 2>(); | ||
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| // CLK_REF = XOSC (12MHz) / 1 = 12MHz | ||
| ClockControl::configureClock<ClockControl::Clock::Ref, ClockControl::ClockSrc::Xosc, | ||
| XOSCFrequency, RefFrequency>(); | ||
| // CLK SYS = PLL SYS (125MHz) / 1 = 125MHz | ||
| ClockControl::configureClock<ClockControl::Clock::Sys, ClockControl::ClockSrc::PllSys, | ||
| PllSysFrequency, SysFrequency>(); | ||
| // CLK USB = PLL USB (48MHz) / 1 = 48MHz | ||
| ClockControl::configureClock<ClockControl::Clock::Usb, ClockControl::ClockSrc::PllUsb, | ||
| PllUsbFrequency, UsbFrequency>(); | ||
| // CLK PERI = clk_sys. Used as reference clock for Peripherals. No dividers so just select | ||
| // and enable Normally choose clk_sys or clk_usb | ||
| ClockControl::configureClock<ClockControl::Clock::Peri, ClockControl::ClockSrc::Sys, | ||
| SysFrequency, PeriFrequency>(); | ||
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| ClockControl::updateCoreFrequency<Frequency>(); | ||
| return true; | ||
| } | ||
| }; | ||
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| namespace usb | ||
| { | ||
| /// @ingroup modm_board_feather_rp2040 | ||
| using Device = Usb; | ||
| } | ||
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| /// @ingroup modm_board_feather_rp2040 | ||
| /// @{ | ||
| // User LED | ||
| using LedRed = GpioOutput13; | ||
| using Led = LedRed; | ||
| using Leds = SoftwareGpioPort<Led>; | ||
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| using Button = GpioUnused; | ||
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| inline void | ||
| initialize() | ||
| { | ||
| SystemClock::enable(); | ||
| SysTickTimer::initialize<SystemClock>(); | ||
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| Led::setOutput(); | ||
| } | ||
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| inline void | ||
| initializeUsbFs(uint8_t priority=3) | ||
| { | ||
| usb::Device::initialize<SystemClock>(priority); | ||
| usb::Device::connect<>(); | ||
| } | ||
| /// @} | ||
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| } // namespace Board |
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| <library> | ||
| <repositories> | ||
| <repository> | ||
| <path>../../../../repo.lb</path> | ||
| </repository> | ||
| </repositories> | ||
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| <options> | ||
| <option name="modm:target">rp2040</option> | ||
| <option name="modm:platform:core:boot2">generic_03h</option> | ||
| <option name="modm:platform:core:boot2_size">8*1024*1024</option> | ||
| </options> | ||
| <modules> | ||
| <module>modm:board:feather-rp2040</module> | ||
| </modules> | ||
| </library> |
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| Original file line number | Diff line number | Diff line change |
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| #!/usr/bin/env python3 | ||
| # -*- coding: utf-8 -*- | ||
| # | ||
| # Copyright (c) 2022, Andrey Kunitsyn | ||
| # Copyright (c) 2022, Nikolay Semenov | ||
| # | ||
| # This file is part of the modm project. | ||
| # | ||
| # This Source Code Form is subject to the terms of the Mozilla Public | ||
| # License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| # file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
| # ----------------------------------------------------------------------------- | ||
|
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| def init(module): | ||
| module.name = ":board:feather-rp2040" | ||
| module.description = """\ | ||
| # Adafruit Feather RP2040 | ||
| A board with RP2040 chip and 8MB of flash memory. | ||
| https://www.adafruit.com/product/4884 | ||
| See `modm:rp-pico` for programming instructions. | ||
| """ | ||
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| def prepare(module, options): | ||
| if not options[":target"].partname.startswith("rp2040"): | ||
| return False | ||
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| module.depends( | ||
| ":platform:clock", | ||
| ":platform:core", | ||
| ":platform:gpio", | ||
| ":platform:usb", | ||
| ":platform:clockgen") | ||
| return True | ||
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| def build(env): | ||
| env.outbasepath = "modm/src/modm/board" | ||
| env.substitutions = { | ||
| "with_logger": False, | ||
| "with_assert": env.has_module(":architecture:assert") | ||
| } | ||
| env.template("../board.cpp.in", "board.cpp") | ||
| env.copy('.') | ||
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| env.outbasepath = "modm/openocd/modm/board/" | ||
| env.copy(repopath("tools/openocd/modm/rp2040_picoprobe.cfg"), "rp2040_picoprobe.cfg") | ||
| env.collect(":build:openocd.source", "modm/board/rp2040_picoprobe.cfg") |