USB DFU (Device Firmware Upgrade) firmware for Atmel SAM devices supported by ASF4
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osmo-asf4-dfu/driver_init.c

178 lines
5.8 KiB

/*
* 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>
void USB_DEVICE_INSTANCE_PORT_init(void)
{
gpio_set_pin_direction(PA24,
// <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(PA24,
// <y> Initial level
// <id> pad_initial_level
// <false"> Low
// <true"> High
false);
gpio_set_pin_pull_mode(PA24,
// <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(PA24,
// <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(PA25,
// <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(PA25,
// <y> Initial level
// <id> pad_initial_level
// <false"> Low
// <true"> High
false);
gpio_set_pin_pull_mode(PA25,
// <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(PA25,
// <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();
}
struct flash_descriptor FLASH_0;
void FLASH_0_CLOCK_init(void)
{
hri_mclk_set_AHBMASK_NVMCTRL_bit(MCLK);
}
void FLASH_0_init(void)
{
FLASH_0_CLOCK_init();
flash_init(&FLASH_0, NVMCTRL);
}
void LED_SYSTEM_on(void)
{
#if defined(SYSMOOCTSIM)
gpio_set_pin_level(LED_SYSTEM, true);
#else
gpio_set_pin_level(LED_SYSTEM, false);
#endif
}
void LED_SYSTEM_off(void)
{
#if defined(SYSMOOCTSIM)
gpio_set_pin_level(LED_SYSTEM, false);
#else
gpio_set_pin_level(LED_SYSTEM, true);
#endif
}
void system_init(void)
{
init_mcu();
// configure system LED
LED_SYSTEM_off();
gpio_set_pin_direction(LED_SYSTEM, GPIO_DIRECTION_OUT);
gpio_set_pin_function(LED_SYSTEM, GPIO_PIN_FUNCTION_OFF);
// configure force DFU user button
gpio_set_pin_direction(BUTTON_FORCE_DFU, GPIO_DIRECTION_IN);
#if !defined(SYSMOOCTSIM)
gpio_set_pin_pull_mode(BUTTON_FORCE_DFU, GPIO_PULL_UP); // use internal pull-up resistor
#endif
gpio_set_pin_function(BUTTON_FORCE_DFU, GPIO_PIN_FUNCTION_OFF);
USB_DEVICE_INSTANCE_init();
FLASH_0_init();
}