diff options
Diffstat (limited to 'tinyusb/hw/bsp/samg55xplained/samg55xplained.c')
| m--------- | tinyusb | 0 | ||||
| -rwxr-xr-x | tinyusb/hw/bsp/samg55xplained/samg55xplained.c | 157 |
2 files changed, 0 insertions, 157 deletions
diff --git a/tinyusb b/tinyusb new file mode 160000 +Subproject f8288be03f28ad7b944e6925f49422dfa39202c diff --git a/tinyusb/hw/bsp/samg55xplained/samg55xplained.c b/tinyusb/hw/bsp/samg55xplained/samg55xplained.c deleted file mode 100755 index ed106b06..00000000 --- a/tinyusb/hw/bsp/samg55xplained/samg55xplained.c +++ /dev/null @@ -1,157 +0,0 @@ -/* - * The MIT License (MIT) - * - * Copyright (c) 2019, hathach (tinyusb.org) - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - * - */ - -#include "sam.h" -#include "bsp/board.h" - -#include "peripheral_clk_config.h" -#include "hal/include/hal_init.h" -#include "hal/include/hpl_usart_sync.h" -#include "hpl/pmc/hpl_pmc.h" -#include "hal/include/hal_gpio.h" - - -//--------------------------------------------------------------------+ -// MACRO TYPEDEF CONSTANT ENUM DECLARATION -//--------------------------------------------------------------------+ - -#define LED_PIN GPIO(GPIO_PORTA, 6) - -#define BUTTON_PIN GPIO(GPIO_PORTA, 2) -#define BUTTON_STATE_ACTIVE 0 - -#define UART_TX_PIN GPIO(GPIO_PORTA, 28) -#define UART_RX_PIN GPIO(GPIO_PORTA, 27) - -struct _usart_sync_device edbg_com; - -//------------- IMPLEMENTATION -------------// -void board_init(void) -{ - init_mcu(); - - _pmc_enable_periph_clock(ID_PIOA); - - /* Disable Watchdog */ - hri_wdt_set_MR_WDDIS_bit(WDT); - - // LED - gpio_set_pin_level(LED_PIN, false); - gpio_set_pin_direction(LED_PIN, GPIO_DIRECTION_OUT); - gpio_set_pin_function(LED_PIN, GPIO_PIN_FUNCTION_OFF); - - // Button - gpio_set_pin_direction(BUTTON_PIN, GPIO_DIRECTION_IN); - gpio_set_pin_pull_mode(BUTTON_PIN, GPIO_PULL_UP); - gpio_set_pin_function(BUTTON_PIN, GPIO_PIN_FUNCTION_OFF); - - // Uart via EDBG Com - _pmc_enable_periph_clock(ID_FLEXCOM7); - gpio_set_pin_function(UART_RX_PIN, MUX_PA27B_FLEXCOM7_RXD); - gpio_set_pin_function(UART_TX_PIN, MUX_PA28B_FLEXCOM7_TXD); - - _usart_sync_init(&edbg_com, FLEXCOM7); - _usart_sync_set_baud_rate(&edbg_com, CFG_BOARD_UART_BAUDRATE); - _usart_sync_set_mode(&edbg_com, USART_MODE_ASYNCHRONOUS); - _usart_sync_enable(&edbg_com); - -#if CFG_TUSB_OS == OPT_OS_NONE - // 1ms tick timer (samd SystemCoreClock may not correct) - SysTick_Config(CONF_CPU_FREQUENCY / 1000); -#endif - - // USB Pin, Clock init - - /* Clear SYSIO 10 & 11 for USB DM & DP */ - hri_matrix_clear_CCFG_SYSIO_reg(MATRIX, CCFG_SYSIO_SYSIO10 | CCFG_SYSIO_SYSIO11); - - // Enable clock - _pmc_enable_periph_clock(ID_UDP); - - /* USB Device mode & Transceiver active */ - hri_matrix_write_CCFG_USBMR_reg(MATRIX, CCFG_USBMR_USBMODE); -} - -//--------------------------------------------------------------------+ -// USB Interrupt Handler -//--------------------------------------------------------------------+ -void UDP_Handler(void) -{ - #if CFG_TUSB_RHPORT0_MODE & OPT_MODE_DEVICE - tud_int_handler(0); - #endif -} - -//--------------------------------------------------------------------+ -// Board porting API -//--------------------------------------------------------------------+ - -void board_led_write(bool state) -{ - gpio_set_pin_level(LED_PIN, state); -} - -uint32_t board_button_read(void) -{ - return BUTTON_STATE_ACTIVE == gpio_get_pin_level(BUTTON_PIN); -} - -int board_uart_read(uint8_t* buf, int len) -{ - (void) buf; (void) len; - return 0; -} - -int board_uart_write(void const * buf, int len) -{ - uint8_t const * buf8 = (uint8_t const *) buf; - for(int i=0; i<len; i++) - { - while ( !_usart_sync_is_ready_to_send(&edbg_com) ) {} - _usart_sync_write_byte(&edbg_com, buf8[i]); - } - return len; -} - -#if CFG_TUSB_OS == OPT_OS_NONE -volatile uint32_t system_ticks = 0; - -void SysTick_Handler (void) -{ - system_ticks++; -} - -uint32_t board_millis(void) -{ - return system_ticks; -} -#endif - -// Required by __libc_init_array in startup code if we are compiling using -// -nostdlib/-nostartfiles. -void _init(void) -{ - -} |