2020-05-20 22:11:06 -04:00
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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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2020-05-30 05:44:13 -04:00
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// Updated to support Alorium Technology Evo M51
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2020-05-20 22:11:06 -04:00
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// Author: Bryan Craker
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// Date: 2020-05-20
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2020-12-02 21:05:29 -05:00
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#include "supervisor/board.h"
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2020-05-20 22:11:06 -04:00
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#include "mpconfigboard.h"
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void board_init(void) {
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REG_PORT_DIRSET1 = PORT_PB20; // PB20 as output
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REG_PORT_OUTCLR1 = PORT_PB20; // PB20 cleared
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PORT->Group[1].PINCFG[20].reg |= PORT_PINCFG_PMUXEN; // Mux enabled on PB20
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PORT->Group[1].PMUX[10].reg = 0x0C; // PB20 as mux function "M"
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// Gclk[6] is on PB20
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GCLK->GENCTRL[6].reg = GCLK_GENCTRL_SRC(GCLK_GENCTRL_SRC_DPLL0) |
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GCLK_GENCTRL_IDC |
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GCLK_GENCTRL_DIV(10) |
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//GCLK_GENCTRL_DIVSEL |
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GCLK_GENCTRL_OE |
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GCLK_GENCTRL_GENEN;
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while ( GCLK->SYNCBUSY.reg & GCLK_SYNCBUSY_GENCTRL6)
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{
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// Wait for synchronization
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}
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}
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bool board_requests_safe_mode(void) {
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return false;
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}
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void reset_board(void) {
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}
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