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112 lines
2.8 KiB
C
112 lines
2.8 KiB
C
/*
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* Code generated from Atmel Start.
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*
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* This file will be overwritten when reconfiguring your Atmel Start project.
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* Please copy examples or other code you want to keep to a separate file
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* to avoid losing it when reconfiguring.
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*/
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#include "driver_init.h"
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#include <peripheral_clk_config.h>
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#include <utils.h>
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#include <hal_init.h>
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struct spi_m_sync_descriptor SPI_SD_MMC;
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struct usart_sync_descriptor USART_DBG;
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void USART_DBG_PORT_init(void)
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{
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gpio_set_pin_function(PB25, PINMUX_PB25D_SERCOM2_PAD0);
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gpio_set_pin_function(PB24, PINMUX_PB24D_SERCOM2_PAD1);
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}
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void USART_DBG_CLOCK_init(void)
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{
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hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM2_GCLK_ID_CORE, CONF_GCLK_SERCOM2_CORE_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));
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hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM2_GCLK_ID_SLOW, CONF_GCLK_SERCOM2_SLOW_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));
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hri_mclk_set_APBBMASK_SERCOM2_bit(MCLK);
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}
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void USART_DBG_init(void)
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{
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USART_DBG_CLOCK_init();
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usart_sync_init(&USART_DBG, SERCOM2, (void *)NULL);
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USART_DBG_PORT_init();
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}
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void SPI_SD_MMC_PORT_init(void)
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{
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gpio_set_pin_level(PB27,
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// <y> Initial level
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// <id> pad_initial_level
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// <false"> Low
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// <true"> High
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false);
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// Set pin direction to output
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gpio_set_pin_direction(PB27, GPIO_DIRECTION_OUT);
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gpio_set_pin_function(PB27, PINMUX_PB27D_SERCOM4_PAD0);
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gpio_set_pin_level(PB26,
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// <y> Initial level
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// <id> pad_initial_level
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// <false"> Low
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// <true"> High
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false);
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// Set pin direction to output
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gpio_set_pin_direction(PB26, GPIO_DIRECTION_OUT);
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gpio_set_pin_function(PB26, PINMUX_PB26D_SERCOM4_PAD1);
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// Set pin direction to input
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gpio_set_pin_direction(PB29, GPIO_DIRECTION_IN);
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gpio_set_pin_pull_mode(PB29,
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// <y> Pull configuration
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// <id> pad_pull_config
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// <GPIO_PULL_OFF"> Off
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// <GPIO_PULL_UP"> Pull-up
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// <GPIO_PULL_DOWN"> Pull-down
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GPIO_PULL_OFF);
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gpio_set_pin_function(PB29, PINMUX_PB29D_SERCOM4_PAD3);
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}
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void SPI_SD_MMC_CLOCK_init(void)
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{
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hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM4_GCLK_ID_CORE, CONF_GCLK_SERCOM4_CORE_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));
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hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM4_GCLK_ID_SLOW, CONF_GCLK_SERCOM4_SLOW_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));
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hri_mclk_set_APBDMASK_SERCOM4_bit(MCLK);
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}
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void SPI_SD_MMC_init(void)
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{
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SPI_SD_MMC_CLOCK_init();
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spi_m_sync_init(&SPI_SD_MMC, SERCOM4);
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SPI_SD_MMC_PORT_init();
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}
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void delay_driver_init(void)
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{
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delay_init(SysTick);
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}
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void system_init(void)
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{
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init_mcu();
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USART_DBG_init();
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SPI_SD_MMC_init();
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delay_driver_init();
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}
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