sysmoOCTSIM/driver_init.c

/*
 * Code generated from Atmel Start.
 *
 * This file will be overwritten when reconfiguring your Atmel Start project.
 * Please copy examples or other code you want to keep to a separate file
 * to avoid losing it when reconfiguring.
 */

#include "driver_init.h"
#include <peripheral_clk_config.h>
#include <utils.h>
#include <hal_init.h>

/*! The buffer size for USART */
#define SIM0_BUFFER_SIZE 16

/*! The buffer size for USART */
#define SIM1_BUFFER_SIZE 16

/*! The buffer size for USART */
#define SIM2_BUFFER_SIZE 16

/*! The buffer size for USART */
#define SIM3_BUFFER_SIZE 16

/*! The buffer size for USART */
#define SIM4_BUFFER_SIZE 16

/*! The buffer size for USART */
#define SIM5_BUFFER_SIZE 16

/*! The buffer size for USART */
#define SIM6_BUFFER_SIZE 16

/*! The buffer size for USART */
#define UART_DEBUG_BUFFER_SIZE 16

struct usart_async_descriptor SIM0;
struct usart_async_descriptor SIM1;
struct usart_async_descriptor SIM2;
struct usart_async_descriptor SIM3;
struct usart_async_descriptor SIM4;
struct usart_async_descriptor SIM5;
struct usart_async_descriptor SIM6;
struct usart_async_descriptor UART_debug;

static uint8_t SIM0_buffer[SIM0_BUFFER_SIZE];
static uint8_t SIM1_buffer[SIM1_BUFFER_SIZE];
static uint8_t SIM2_buffer[SIM2_BUFFER_SIZE];
static uint8_t SIM3_buffer[SIM3_BUFFER_SIZE];
static uint8_t SIM4_buffer[SIM4_BUFFER_SIZE];
static uint8_t SIM5_buffer[SIM5_BUFFER_SIZE];
static uint8_t SIM6_buffer[SIM6_BUFFER_SIZE];
static uint8_t UART_debug_buffer[UART_DEBUG_BUFFER_SIZE];

/**
 * \brief USART Clock initialization function
 *
 * Enables register interface and peripheral clock
 */
void SIM0_CLOCK_init()
{

	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM0_GCLK_ID_CORE, CONF_GCLK_SERCOM0_CORE_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));
	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM0_GCLK_ID_SLOW, CONF_GCLK_SERCOM0_SLOW_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));

	hri_mclk_set_APBAMASK_SERCOM0_bit(MCLK);
}

/**
 * \brief USART pinmux initialization function
 *
 * Set each required pin to USART functionality
 */
void SIM0_PORT_init()
{

	gpio_set_pin_function(SIM0_IO, PINMUX_PA04D_SERCOM0_PAD0);
}

/**
 * \brief USART initialization function
 *
 * Enables USART peripheral, clocks and initializes USART driver
 */
void SIM0_init(void)
{
	SIM0_CLOCK_init();
	usart_async_init(&SIM0, SERCOM0, SIM0_buffer, SIM0_BUFFER_SIZE, (void *)NULL);
	SIM0_PORT_init();
}

/**
 * \brief USART Clock initialization function
 *
 * Enables register interface and peripheral clock
 */
void SIM1_CLOCK_init()
{

	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM1_GCLK_ID_CORE, CONF_GCLK_SERCOM1_CORE_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));
	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM1_GCLK_ID_SLOW, CONF_GCLK_SERCOM1_SLOW_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));

	hri_mclk_set_APBAMASK_SERCOM1_bit(MCLK);
}

/**
 * \brief USART pinmux initialization function
 *
 * Set each required pin to USART functionality
 */
void SIM1_PORT_init()
{

	gpio_set_pin_function(SIM1_IO, PINMUX_PA16C_SERCOM1_PAD0);
}

/**
 * \brief USART initialization function
 *
 * Enables USART peripheral, clocks and initializes USART driver
 */
void SIM1_init(void)
{
	SIM1_CLOCK_init();
	usart_async_init(&SIM1, SERCOM1, SIM1_buffer, SIM1_BUFFER_SIZE, (void *)NULL);
	SIM1_PORT_init();
}

/**
 * \brief USART Clock initialization function
 *
 * Enables register interface and peripheral clock
 */
void SIM2_CLOCK_init()
{

	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM2_GCLK_ID_CORE, CONF_GCLK_SERCOM2_CORE_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));
	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM2_GCLK_ID_SLOW, CONF_GCLK_SERCOM2_SLOW_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));

	hri_mclk_set_APBBMASK_SERCOM2_bit(MCLK);
}

/**
 * \brief USART pinmux initialization function
 *
 * Set each required pin to USART functionality
 */
void SIM2_PORT_init()
{

	gpio_set_pin_function(SIM2_IO, PINMUX_PA09D_SERCOM2_PAD0);
}

/**
 * \brief USART initialization function
 *
 * Enables USART peripheral, clocks and initializes USART driver
 */
void SIM2_init(void)
{
	SIM2_CLOCK_init();
	usart_async_init(&SIM2, SERCOM2, SIM2_buffer, SIM2_BUFFER_SIZE, (void *)NULL);
	SIM2_PORT_init();
}

/**
 * \brief USART Clock initialization function
 *
 * Enables register interface and peripheral clock
 */
void SIM3_CLOCK_init()
{

	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM3_GCLK_ID_CORE, CONF_GCLK_SERCOM3_CORE_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));
	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM3_GCLK_ID_SLOW, CONF_GCLK_SERCOM3_SLOW_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));

	hri_mclk_set_APBBMASK_SERCOM3_bit(MCLK);
}

/**
 * \brief USART pinmux initialization function
 *
 * Set each required pin to USART functionality
 */
void SIM3_PORT_init()
{

	gpio_set_pin_function(SIM3_IO, PINMUX_PB20C_SERCOM3_PAD0);
}

/**
 * \brief USART initialization function
 *
 * Enables USART peripheral, clocks and initializes USART driver
 */
void SIM3_init(void)
{
	SIM3_CLOCK_init();
	usart_async_init(&SIM3, SERCOM3, SIM3_buffer, SIM3_BUFFER_SIZE, (void *)NULL);
	SIM3_PORT_init();
}

/**
 * \brief USART Clock initialization function
 *
 * Enables register interface and peripheral clock
 */
void SIM4_CLOCK_init()
{

	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM4_GCLK_ID_CORE, CONF_GCLK_SERCOM4_CORE_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));
	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM4_GCLK_ID_SLOW, CONF_GCLK_SERCOM4_SLOW_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));

	hri_mclk_set_APBDMASK_SERCOM4_bit(MCLK);
}

/**
 * \brief USART pinmux initialization function
 *
 * Set each required pin to USART functionality
 */
void SIM4_PORT_init()
{

	gpio_set_pin_function(SIM4_IO, PINMUX_PB08D_SERCOM4_PAD0);
}

/**
 * \brief USART initialization function
 *
 * Enables USART peripheral, clocks and initializes USART driver
 */
void SIM4_init(void)
{
	SIM4_CLOCK_init();
	usart_async_init(&SIM4, SERCOM4, SIM4_buffer, SIM4_BUFFER_SIZE, (void *)NULL);
	SIM4_PORT_init();
}

/**
 * \brief USART Clock initialization function
 *
 * Enables register interface and peripheral clock
 */
void SIM5_CLOCK_init()
{

	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM5_GCLK_ID_CORE, CONF_GCLK_SERCOM5_CORE_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));
	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM5_GCLK_ID_SLOW, CONF_GCLK_SERCOM5_SLOW_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));

	hri_mclk_set_APBDMASK_SERCOM5_bit(MCLK);
}

/**
 * \brief USART pinmux initialization function
 *
 * Set each required pin to USART functionality
 */
void SIM5_PORT_init()
{

	gpio_set_pin_function(SIM5_IO, PINMUX_PB16C_SERCOM5_PAD0);
}

/**
 * \brief USART initialization function
 *
 * Enables USART peripheral, clocks and initializes USART driver
 */
void SIM5_init(void)
{
	SIM5_CLOCK_init();
	usart_async_init(&SIM5, SERCOM5, SIM5_buffer, SIM5_BUFFER_SIZE, (void *)NULL);
	SIM5_PORT_init();
}

/**
 * \brief USART Clock initialization function
 *
 * Enables register interface and peripheral clock
 */
void SIM6_CLOCK_init()
{

	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM6_GCLK_ID_CORE, CONF_GCLK_SERCOM6_CORE_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));
	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM6_GCLK_ID_SLOW, CONF_GCLK_SERCOM6_SLOW_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));

	hri_mclk_set_APBDMASK_SERCOM6_bit(MCLK);
}

/**
 * \brief USART pinmux initialization function
 *
 * Set each required pin to USART functionality
 */
void SIM6_PORT_init()
{

	gpio_set_pin_function(SIM6_IO, PINMUX_PC16C_SERCOM6_PAD0);
}

/**
 * \brief USART initialization function
 *
 * Enables USART peripheral, clocks and initializes USART driver
 */
void SIM6_init(void)
{
	SIM6_CLOCK_init();
	usart_async_init(&SIM6, SERCOM6, SIM6_buffer, SIM6_BUFFER_SIZE, (void *)NULL);
	SIM6_PORT_init();
}

/**
 * \brief USART Clock initialization function
 *
 * Enables register interface and peripheral clock
 */
void UART_debug_CLOCK_init()
{

	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM7_GCLK_ID_CORE, CONF_GCLK_SERCOM7_CORE_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));
	hri_gclk_write_PCHCTRL_reg(GCLK, SERCOM7_GCLK_ID_SLOW, CONF_GCLK_SERCOM7_SLOW_SRC | (1 << GCLK_PCHCTRL_CHEN_Pos));

	hri_mclk_set_APBDMASK_SERCOM7_bit(MCLK);
}

/**
 * \brief USART pinmux initialization function
 *
 * Set each required pin to USART functionality
 */
void UART_debug_PORT_init()
{

	gpio_set_pin_function(UART_TX, PINMUX_PB30C_SERCOM7_PAD0);

	gpio_set_pin_function(UART_RX, PINMUX_PB31C_SERCOM7_PAD1);
}

/**
 * \brief USART initialization function
 *
 * Enables USART peripheral, clocks and initializes USART driver
 */
void UART_debug_init(void)
{
	UART_debug_CLOCK_init();
	usart_async_init(&UART_debug, SERCOM7, UART_debug_buffer, UART_DEBUG_BUFFER_SIZE, (void *)NULL);
	UART_debug_PORT_init();
}

void USB_DEVICE_INSTANCE_PORT_init(void)
{

	gpio_set_pin_direction(USBUP_D_N,
	                       // <y> Pin direction
	                       // <id> pad_direction
	                       // <GPIO_DIRECTION_OFF"> Off
	                       // <GPIO_DIRECTION_IN"> In
	                       // <GPIO_DIRECTION_OUT"> Out
	                       GPIO_DIRECTION_OUT);

	gpio_set_pin_level(USBUP_D_N,
	                   // <y> Initial level
	                   // <id> pad_initial_level
	                   // <false"> Low
	                   // <true"> High
	                   false);

	gpio_set_pin_pull_mode(USBUP_D_N,
	                       // <y> Pull configuration
	                       // <id> pad_pull_config
	                       // <GPIO_PULL_OFF"> Off
	                       // <GPIO_PULL_UP"> Pull-up
	                       // <GPIO_PULL_DOWN"> Pull-down
	                       GPIO_PULL_OFF);

	gpio_set_pin_function(USBUP_D_N,
	                      // <y> Pin function
	                      // <id> pad_function
	                      // <i> Auto : use driver pinmux if signal is imported by driver, else turn off function
	                      // <PINMUX_PA24H_USB_DM"> Auto
	                      // <GPIO_PIN_FUNCTION_OFF"> Off
	                      // <GPIO_PIN_FUNCTION_A"> A
	                      // <GPIO_PIN_FUNCTION_B"> B
	                      // <GPIO_PIN_FUNCTION_C"> C
	                      // <GPIO_PIN_FUNCTION_D"> D
	                      // <GPIO_PIN_FUNCTION_E"> E
	                      // <GPIO_PIN_FUNCTION_F"> F
	                      // <GPIO_PIN_FUNCTION_G"> G
	                      // <GPIO_PIN_FUNCTION_H"> H
	                      // <GPIO_PIN_FUNCTION_I"> I
	                      // <GPIO_PIN_FUNCTION_J"> J
	                      // <GPIO_PIN_FUNCTION_K"> K
	                      // <GPIO_PIN_FUNCTION_L"> L
	                      // <GPIO_PIN_FUNCTION_M"> M
	                      // <GPIO_PIN_FUNCTION_N"> N
	                      PINMUX_PA24H_USB_DM);

	gpio_set_pin_direction(USBUP_D_P,
	                       // <y> Pin direction
	                       // <id> pad_direction
	                       // <GPIO_DIRECTION_OFF"> Off
	                       // <GPIO_DIRECTION_IN"> In
	                       // <GPIO_DIRECTION_OUT"> Out
	                       GPIO_DIRECTION_OUT);

	gpio_set_pin_level(USBUP_D_P,
	                   // <y> Initial level
	                   // <id> pad_initial_level
	                   // <false"> Low
	                   // <true"> High
	                   false);

	gpio_set_pin_pull_mode(USBUP_D_P,
	                       // <y> Pull configuration
	                       // <id> pad_pull_config
	                       // <GPIO_PULL_OFF"> Off
	                       // <GPIO_PULL_UP"> Pull-up
	                       // <GPIO_PULL_DOWN"> Pull-down
	                       GPIO_PULL_OFF);

	gpio_set_pin_function(USBUP_D_P,
	                      // <y> Pin function
	                      // <id> pad_function
	                      // <i> Auto : use driver pinmux if signal is imported by driver, else turn off function
	                      // <PINMUX_PA25H_USB_DP"> Auto
	                      // <GPIO_PIN_FUNCTION_OFF"> Off
	                      // <GPIO_PIN_FUNCTION_A"> A
	                      // <GPIO_PIN_FUNCTION_B"> B
	                      // <GPIO_PIN_FUNCTION_C"> C
	                      // <GPIO_PIN_FUNCTION_D"> D
	                      // <GPIO_PIN_FUNCTION_E"> E
	                      // <GPIO_PIN_FUNCTION_F"> F
	                      // <GPIO_PIN_FUNCTION_G"> G
	                      // <GPIO_PIN_FUNCTION_H"> H
	                      // <GPIO_PIN_FUNCTION_I"> I
	                      // <GPIO_PIN_FUNCTION_J"> J
	                      // <GPIO_PIN_FUNCTION_K"> K
	                      // <GPIO_PIN_FUNCTION_L"> L
	                      // <GPIO_PIN_FUNCTION_M"> M
	                      // <GPIO_PIN_FUNCTION_N"> N
	                      PINMUX_PA25H_USB_DP);
}

/* The USB module requires a GCLK_USB of 48 MHz ~ 0.25% clock
 * for low speed and full speed operation. */
#if (CONF_GCLK_USB_FREQUENCY > (48000000 + 48000000 / 400)) || (CONF_GCLK_USB_FREQUENCY < (48000000 - 48000000 / 400))
#warning USB clock should be 48MHz ~ 0.25% clock, check your configuration!
#endif

void USB_DEVICE_INSTANCE_CLOCK_init(void)
{

	hri_gclk_write_PCHCTRL_reg(GCLK, USB_GCLK_ID, CONF_GCLK_USB_SRC | GCLK_PCHCTRL_CHEN);
	hri_mclk_set_AHBMASK_USB_bit(MCLK);
	hri_mclk_set_APBBMASK_USB_bit(MCLK);
}

void USB_DEVICE_INSTANCE_init(void)
{
	USB_DEVICE_INSTANCE_CLOCK_init();
	usb_d_init();
	USB_DEVICE_INSTANCE_PORT_init();
}

void system_init(void)
{
	init_mcu();

	// GPIO on PA11

	gpio_set_pin_direction(SIMCLK_20MHZ,
	                       // <y> Pin direction
	                       // <id> pad_direction
	                       // <GPIO_DIRECTION_OFF"> Off
	                       // <GPIO_DIRECTION_IN"> In
	                       // <GPIO_DIRECTION_OUT"> Out
	                       GPIO_DIRECTION_OUT);

	gpio_set_pin_level(SIMCLK_20MHZ,
	                   // <y> Initial level
	                   // <id> pad_initial_level
	                   // <false"> Low
	                   // <true"> High
	                   false);

	gpio_set_pin_pull_mode(SIMCLK_20MHZ,
	                       // <y> Pull configuration
	                       // <id> pad_pull_config
	                       // <GPIO_PULL_OFF"> Off
	                       // <GPIO_PULL_UP"> Pull-up
	                       // <GPIO_PULL_DOWN"> Pull-down
	                       GPIO_PULL_OFF);

	gpio_set_pin_function(SIMCLK_20MHZ,
	                      // <y> Pin function
	                      // <id> pad_function
	                      // <i> Auto : use driver pinmux if signal is imported by driver, else turn off function
	                      // <GPIO_PIN_FUNCTION_OFF"> Auto
	                      // <GPIO_PIN_FUNCTION_OFF"> Off
	                      // <GPIO_PIN_FUNCTION_A"> A
	                      // <GPIO_PIN_FUNCTION_B"> B
	                      // <GPIO_PIN_FUNCTION_C"> C
	                      // <GPIO_PIN_FUNCTION_D"> D
	                      // <GPIO_PIN_FUNCTION_E"> E
	                      // <GPIO_PIN_FUNCTION_F"> F
	                      // <GPIO_PIN_FUNCTION_G"> G
	                      // <GPIO_PIN_FUNCTION_H"> H
	                      // <GPIO_PIN_FUNCTION_I"> I
	                      // <GPIO_PIN_FUNCTION_J"> J
	                      // <GPIO_PIN_FUNCTION_K"> K
	                      // <GPIO_PIN_FUNCTION_L"> L
	                      // <GPIO_PIN_FUNCTION_M"> M
	                      // <GPIO_PIN_FUNCTION_N"> N
	                      GPIO_PIN_FUNCTION_M);

	// GPIO on PA20

	// Set pin direction to input
	gpio_set_pin_direction(VB0, GPIO_DIRECTION_IN);

	gpio_set_pin_pull_mode(VB0,
	                       // <y> Pull configuration
	                       // <id> pad_pull_config
	                       // <GPIO_PULL_OFF"> Off
	                       // <GPIO_PULL_UP"> Pull-up
	                       // <GPIO_PULL_DOWN"> Pull-down
	                       GPIO_PULL_OFF);

	gpio_set_pin_function(VB0, GPIO_PIN_FUNCTION_OFF);

	// GPIO on PA21

	// Set pin direction to input
	gpio_set_pin_direction(VB1, GPIO_DIRECTION_IN);

	gpio_set_pin_pull_mode(VB1,
	                       // <y> Pull configuration
	                       // <id> pad_pull_config
	                       // <GPIO_PULL_OFF"> Off
	                       // <GPIO_PULL_UP"> Pull-up
	                       // <GPIO_PULL_DOWN"> Pull-down
	                       GPIO_PULL_OFF);

	gpio_set_pin_function(VB1, GPIO_PIN_FUNCTION_OFF);

	// GPIO on PA22

	// Set pin direction to input
	gpio_set_pin_direction(VB2, GPIO_DIRECTION_IN);

	gpio_set_pin_pull_mode(VB2,
	                       // <y> Pull configuration
	                       // <id> pad_pull_config
	                       // <GPIO_PULL_OFF"> Off
	                       // <GPIO_PULL_UP"> Pull-up
	                       // <GPIO_PULL_DOWN"> Pull-down
	                       GPIO_PULL_OFF);

	gpio_set_pin_function(VB2, GPIO_PIN_FUNCTION_OFF);

	// GPIO on PA23

	// Set pin direction to input
	gpio_set_pin_direction(VB3, GPIO_DIRECTION_IN);

	gpio_set_pin_pull_mode(VB3,
	                       // <y> Pull configuration
	                       // <id> pad_pull_config
	                       // <GPIO_PULL_OFF"> Off
	                       // <GPIO_PULL_UP"> Pull-up
	                       // <GPIO_PULL_DOWN"> Pull-down
	                       GPIO_PULL_OFF);

	gpio_set_pin_function(VB3, GPIO_PIN_FUNCTION_OFF);

	// GPIO on PC14

	// Set pin direction to input
	gpio_set_pin_direction(SWITCH, GPIO_DIRECTION_IN);

	gpio_set_pin_pull_mode(SWITCH,
	                       // <y> Pull configuration
	                       // <id> pad_pull_config
	                       // <GPIO_PULL_OFF"> Off
	                       // <GPIO_PULL_UP"> Pull-up
	                       // <GPIO_PULL_DOWN"> Pull-down
	                       GPIO_PULL_OFF);

	gpio_set_pin_function(SWITCH, GPIO_PIN_FUNCTION_OFF);

	// GPIO on PC26

	gpio_set_pin_level(USER_LED,
	                   // <y> Initial level
	                   // <id> pad_initial_level
	                   // <false"> Low
	                   // <true"> High
	                   false);

	// Set pin direction to output
	gpio_set_pin_direction(USER_LED, GPIO_DIRECTION_OUT);

	gpio_set_pin_function(USER_LED, GPIO_PIN_FUNCTION_OFF);

	SIM0_init();
	SIM1_init();
	SIM2_init();
	SIM3_init();
	SIM4_init();
	SIM5_init();
	SIM6_init();
	UART_debug_init();

	USB_DEVICE_INSTANCE_init();
}