mirror of
https://github.com/hathach/tinyusb.git
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106 lines
2.9 KiB
C
106 lines
2.9 KiB
C
/*
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* The MIT License (MIT)
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*
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* Copyright 2019 Sony Semiconductor Solutions Corporation
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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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* This file is part of the TinyUSB stack.
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*/
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#include <sys/boardctl.h>
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#include <nuttx/arch.h>
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#include <arch/board/board.h>
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#include <arch/chip/pin.h>
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#include "bsp/board.h"
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/*------------------------------------------------------------------*/
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/* MACRO TYPEDEF CONSTANT ENUM
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*------------------------------------------------------------------*/
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#define LED_PIN PIN_I2S1_BCK
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#define BUTTON_PIN PIN_HIF_IRQ_OUT
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// Initialize on-board peripherals : led, button, uart and USB
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void board_init(void)
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{
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boardctl(BOARDIOC_INIT, 0);
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board_gpio_write(PIN_I2S1_BCK, -1);
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board_gpio_config(PIN_I2S1_BCK, 0, false, true, PIN_FLOAT);
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board_gpio_write(PIN_HIF_IRQ_OUT, -1);
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board_gpio_config(PIN_HIF_IRQ_OUT, 0, true, true, PIN_FLOAT);
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};
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//--------------------------------------------------------------------+
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// Board porting API
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//--------------------------------------------------------------------+
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// Turn LED on or off
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void board_led_write(bool state)
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{
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board_gpio_write(LED_PIN, state);
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}
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// Get the current state of button
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// a '1' means active (pressed), a '0' means inactive.
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uint32_t board_button_read(void)
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{
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if (board_gpio_read(BUTTON_PIN))
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{
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return 0;
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}
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return 1;
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}
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// Get characters from UART
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int board_uart_read(uint8_t *buf, int len)
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{
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int r = read(0, buf, len);
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return r;
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}
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// Send characters to UART
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int board_uart_write(void const *buf, int len)
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{
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int r = write(1, buf, len);
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return r;
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}
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// Get current milliseconds
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uint32_t board_millis(void)
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{
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struct timespec tp;
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/* Wait until RTC is available */
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while (g_rtc_enabled == false);
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if (clock_gettime(CLOCK_MONOTONIC, &tp))
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{
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return 0;
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}
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return (((uint64_t)tp.tv_sec) * 1000 + tp.tv_nsec / 1000000);
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}
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