in boards/xtensa/esp32/esp32-devkitc/src/esp32_bringup.c [214:799]
int esp32_bringup(void)
{
int ret;
#ifdef CONFIG_ESP32_AES_ACCELERATOR
ret = esp32_aes_init();
if (ret < 0)
{
syslog(LOG_ERR,
"ERROR: Failed to initialize AES: %d\n", ret);
}
#endif
#if defined(CONFIG_ESP32_SPIRAM) && \
defined(CONFIG_ESP32_SPIRAM_BANKSWITCH_ENABLE)
ret = esp_himem_init();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: Failed to init HIMEM: %d\n", ret);
}
#endif
#if defined(CONFIG_ESP32_EFUSE)
ret = esp32_efuse_initialize("/dev/efuse");
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: Failed to init EFUSE: %d\n", ret);
}
#endif
#ifdef CONFIG_FS_PROCFS
/* Mount the procfs file system */
ret = nx_mount(NULL, "/proc", "procfs", 0, NULL);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: Failed to mount procfs at /proc: %d\n", ret);
}
#endif
#ifdef CONFIG_LCD_BACKPACK
/* slcd:0, i2c:0, rows=2, cols=16 */
ret = board_lcd_backpack_init(0, 0, 2, 16);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize PCF8574 LCD, error %d\n", ret);
}
#endif
#ifdef CONFIG_FS_TMPFS
/* Mount the tmpfs file system */
ret = nx_mount(NULL, CONFIG_LIBC_TMPDIR, "tmpfs", 0, NULL);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: Failed to mount tmpfs at %s: %d\n",
CONFIG_LIBC_TMPDIR, ret);
}
#endif
#ifdef CONFIG_MMCSD
ret = esp32_mmcsd_initialize(0);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize SD slot: %d\n", ret);
}
#endif
#ifdef CONFIG_ESP32_SPIFLASH
ret = board_spiflash_init();
if (ret)
{
syslog(LOG_ERR, "ERROR: Failed to initialize SPI Flash\n");
}
#endif
#ifdef CONFIG_ESP32_PARTITION_TABLE
ret = esp32_partition_init();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: Failed to initialize partition error=%d\n",
ret);
}
#endif
#ifdef CONFIG_ESP32_LEDC
ret = esp32_pwm_setup();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: esp32_pwm_setup() failed: %d\n", ret);
}
#endif /* CONFIG_ESP32_LEDC */
#ifdef CONFIG_ESP_MCPWM_CAPTURE
ret = board_capture_initialize();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: board_capture_initialize failed: %d\n", ret);
}
#endif
#ifdef CONFIG_ESP_MCPWM_MOTOR_BDC
ret = board_motor_initialize();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: board_motor_initialize failed: %d\n", ret);
}
#endif
#ifdef CONFIG_SENSORS_MAX6675
ret = board_max6675_initialize(0, 2);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: MAX6675 initialization failed: %d\n", ret);
}
#endif
#ifdef CONFIG_ESP32_TWAI
/* Initialize TWAI and register the TWAI driver. */
ret = esp32_twai_setup();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: esp32_twai_setup failed: %d\n", ret);
}
#endif
#ifdef CONFIG_ESP32_RT_TIMER
ret = esp32_rt_timer_init();
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize RT timer: %d\n", ret);
}
#endif
#ifdef CONFIG_ESPRESSIF_WIFI_BT_COEXIST
ret = esp32_wifi_bt_coexist_init();
if (ret)
{
syslog(LOG_ERR, "ERROR: Failed to initialize Wi-Fi and BT "
"coexistence support\n");
}
#endif
#ifdef CONFIG_ESPRESSIF_BLE
ret = esp32_ble_initialize();
if (ret)
{
syslog(LOG_ERR, "ERROR: Failed to initialize BLE: %d\n", ret);
}
#endif
#ifdef CONFIG_ESPRESSIF_WLAN
ret = board_wlan_init();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: Failed to initialize wlan subsystem=%d\n",
ret);
}
#endif
#ifdef CONFIG_ESPRESSIF_ESPNOW_PKTRADIO
ret = pktradio_espnow();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: Failed to initialize ESPNOW pktradio=%d\n",
ret);
}
#endif
#ifdef CONFIG_ESP32_OPENETH
ret = esp_openeth_initialize();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: Failed to initialize Open ETH ethernet.\n");
}
#endif
/* First, register the timer drivers and let timer 1 for oneshot
* if it is enabled.
*/
#ifdef CONFIG_TIMER
#if defined(CONFIG_ESP32_TIMER0) && !defined(CONFIG_ESP32_RT_TIMER)
ret = esp32_timer_initialize("/dev/timer0", TIMER0);
if (ret < 0)
{
syslog(LOG_ERR,
"ERROR: Failed to initialize timer driver: %d\n",
ret);
}
#endif
#if defined(CONFIG_ESP32_TIMER1) && !defined(CONFIG_ONESHOT)
ret = esp32_timer_initialize("/dev/timer1", TIMER1);
if (ret < 0)
{
syslog(LOG_ERR,
"ERROR: Failed to initialize timer driver: %d\n",
ret);
}
#endif
#ifdef CONFIG_ESP32_TIMER2
ret = esp32_timer_initialize("/dev/timer2", TIMER2);
if (ret < 0)
{
syslog(LOG_ERR,
"ERROR: Failed to initialize timer driver: %d\n",
ret);
}
#endif
#ifdef CONFIG_ESP32_TIMER3
ret = esp32_timer_initialize("/dev/timer3", TIMER3);
if (ret < 0)
{
syslog(LOG_ERR,
"ERROR: Failed to initialize timer driver: %d\n",
ret);
}
#endif
#endif /* CONFIG_TIMER */
/* Now register one oneshot driver */
#if defined(CONFIG_ONESHOT) && defined(CONFIG_ESP32_TIMER1)
ret = esp32_oneshot_init(ONESHOT_TIMER, ONESHOT_RESOLUTION_US);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: esp32_oneshot_init() failed: %d\n", ret);
}
#endif /* CONFIG_ONESHOT */
#ifdef CONFIG_USERLED
/* Register the LED driver */
ret = userled_lower_initialize("/dev/userleds");
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: userled_lower_initialize() failed: %d\n", ret);
}
#endif
#ifdef CONFIG_CAN_MCP2515
/* Configure and initialize the MCP2515 CAN device */
ret = board_mcp2515_initialize(0);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: board_mcp2515_initialize() failed: %d\n", ret);
}
#endif
#ifdef CONFIG_WATCHDOG
/* Configure watchdog timer */
ret = board_wdt_init();
if (ret < 0)
{
syslog(LOG_ERR,
"ERROR: Failed to initialize watchdog drivers: %d\n",
ret);
}
#endif
#ifdef CONFIG_DEV_GPIO
ret = esp32_gpio_init();
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize GPIO Driver: %d\n", ret);
}
#endif
#ifdef CONFIG_ESP_PCNT
ret = board_pcnt_initialize();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: board_pcnt_initialize failed: %d\n", ret);
}
#endif
/* Register the TCA9548A Multiplexer before others I2C drivers to allow it
* be used by other drivers. Look at esp32_ms5611.c how to use it.
*/
#ifdef CONFIG_I2CMULTIPLEXER_TCA9548A
/* Add the TCA9548A Mux as device 0 (0x70) in I2C Bus 0 */
ret = board_tca9548a_initialize(0, 0);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize TCA9548A driver: %d\n", ret);
return ret;
}
#endif
#ifdef CONFIG_I2C_DRIVER
#ifdef CONFIG_ESP32_I2C0
ret = esp32_i2c_register(0);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize I2C Driver for I2C0: %d\n", ret);
}
#endif
#ifdef CONFIG_ESP32_I2C1
ret = esp32_i2c_register(1);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize I2C Driver for I2C1: %d\n", ret);
}
#endif
#endif
#ifdef CONFIG_SENSORS_BMP180
/* Try to register BMP180 device in I2C0 */
ret = board_bmp180_initialize(0, 0);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize BMP180 driver: %d\n", ret);
}
#endif
#ifdef CONFIG_SENSORS_BMP280
/* Try to register BMP280 device in I2C0 */
ret = board_bmp280_initialize(0, 0);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize BMP280 driver: %d\n", ret);
}
#endif
#if defined(CONFIG_ESPRESSIF_I2S) || defined(CONFIG_ESPRESSIF_I2S)
#if defined(CONFIG_ESPRESSIF_I2S0) && !defined(CONFIG_AUDIO_CS4344) || \
defined(CONFIG_ESPRESSIF_I2S1)
bool i2s_enable_tx;
bool i2s_enable_rx;
#endif
#if defined(CONFIG_ESPRESSIF_I2S0) || defined(CONFIG_ESPRESSIF_I2S0)
/* Configure I2S0 */
#ifdef CONFIG_AUDIO_CS4344
/* Configure CS4344 audio on I2S0 */
ret = esp32_cs4344_initialize(ESP32_I2S0);
if (ret != OK)
{
syslog(LOG_ERR, "Failed to initialize CS4344 audio: %d\n", ret);
}
#else
#if defined(CONFIG_ESPRESSIF_I2S0_TX) || defined (CONFIG_ESPRESSIF_I2S0_TX)
i2s_enable_tx = true;
#else
i2s_enable_tx = false;
#endif /* CONFIG_ESPRESSIF_I2S0_TX || CONFIG_ESPRESSIF_I2S0_TX */
#if defined(CONFIG_ESPRESSIF_I2S0_RX) || defined (CONFIG_ESPRESSIF_I2S0_RX)
i2s_enable_rx = true;
#else
i2s_enable_rx = false;
#endif /* CONFIG_ESPRESSIF_I2S0_RX || CONFIG_ESPRESSIF_I2S0_RX */
/* Configure I2S generic audio on I2S0 */
ret = board_i2sdev_initialize(ESP32_I2S0, i2s_enable_tx, i2s_enable_rx);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize I2S%d driver: %d\n",
ESP32_I2S0, ret);
}
#endif /* CONFIG_AUDIO_CS4344 */
#endif /* CONFIG_ESPRESSIF_I2S0 || CONFIG_ESPRESSIF_I2S0 */
#if defined(CONFIG_ESPRESSIF_I2S1) || defined(CONFIG_ESPRESSIF_I2S1)
#if defined(CONFIG_ESPRESSIF_I2S1_TX) || defined (CONFIG_ESPRESSIF_I2S1_TX)
i2s_enable_tx = true;
#else
i2s_enable_tx = false;
#endif /* CONFIG_ESPRESSIF_I2S1_TX || CONFIG_ESPRESSIF_I2S1_TX */
#if defined(CONFIG_ESPRESSIF_I2S1_RX) || defined (CONFIG_ESPRESSIF_I2S1_RX)
i2s_enable_rx = true;
#else
i2s_enable_rx = false;
#endif /* CONFIG_ESPRESSIF_I2S1_RX || CONFIG_ESPRESSIF_I2S1_RX */
/* Configure I2S generic audio on I2S1 */
ret = board_i2sdev_initialize(ESP32_I2S1, i2s_enable_tx, i2s_enable_rx);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize I2S%d driver: %d\n",
ESP32_I2S1, ret);
}
#endif /* CONFIG_ESPRESSIF_I2S1 || CONFIG_ESPRESSIF_I2S1 */
#endif /* CONFIG_ESPRESSIF_I2S || CONFIG_ESPRESSIF_I2S */
#ifdef CONFIG_SENSORS_SHT3X
/* Try to register SHT3x device in I2C0 */
ret = board_sht3x_initialize(0, 0);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize SHT3X driver: %d\n", ret);
}
#endif
#ifdef CONFIG_SENSORS_MS56XX
/* Try to register MS5611 device in I2C0 as device 0: I2C addr 0x77 */
ret = board_ms5611_initialize(0, 0);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize MS5611 driver: %d\n", ret);
return ret;
}
#endif
#ifdef CONFIG_LCD_HT16K33
/* Try to register HT16K33 in the I2C0 */
ret = board_ht16k33_initialize(0, 0);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize HT16K33 driver: %d\n", ret);
}
#endif
#ifdef CONFIG_INPUT_BUTTONS
/* Register the BUTTON driver */
ret = btn_lower_initialize("/dev/buttons");
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: btn_lower_initialize() failed: %d\n", ret);
}
#endif
#ifdef CONFIG_LCD_DEV
ret = board_lcd_initialize();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: board_lcd_initialize() failed: %d\n", ret);
}
ret = lcddev_register(0);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: lcddev_register() failed: %d\n", ret);
}
#endif
#ifdef CONFIG_DAC
ret = board_dac_initialize(CONFIG_ESP32_DAC_DEVPATH);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: board_dac_initialize(0) failed: %d\n", ret);
}
#endif
#ifdef CONFIG_ESP_RMT
ret = board_rmt_txinitialize(RMT_TXCHANNEL, RMT_OUTPUT_PIN);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: board_rmt_txinitialize() failed: %d\n", ret);
}
ret = board_rmt_rxinitialize(RMT_RXCHANNEL, RMT_INPUT_PIN);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: board_rmt_txinitialize() failed: %d\n", ret);
}
#endif
#ifdef CONFIG_RTC_DRIVER
/* Instantiate the ESP32 RTC driver */
ret = esp32_rtc_driverinit();
if (ret < 0)
{
syslog(LOG_ERR,
"ERROR: Failed to Instantiate the RTC driver: %d\n", ret);
}
#endif
#if defined(CONFIG_ESP32_SPI2) && defined(CONFIG_SPI_DRIVER)
ret = board_spidev_initialize(ESP32_SPI2);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize SPI%d driver: %d\n",
ESP32_SPI2, ret);
}
#endif
# if defined(CONFIG_ESP32_SPI2) && defined(CONFIG_SPI_SLAVE_DRIVER)
ret = board_spislavedev_initialize(ESP32_SPI2);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize SPI%d Slave driver: %d\n",
ESP32_SPI2, ret);
}
#endif
#ifdef CONFIG_WS2812
# ifndef CONFIG_WS2812_NON_SPI_DRIVER
ret = board_ws2812_initialize(0, ESP32_SPI3, CONFIG_WS2812_LED_COUNT);
if (ret < 0)
{
syslog(LOG_ERR, "Failed to initialize ws2812 driver\n");
}
# endif
#endif
#ifdef CONFIG_VIDEO_FB
/* Initialize and register the framebuffer driver */
ret = fb_register(0, 0);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: fb_register() failed: %d\n", ret);
}
#endif
#ifdef CONFIG_SENSORS_APDS9960
/* Register the APDS-9960 gesture sensor */
ret = board_apds9960_initialize(0, 0);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: board_apds9960_initialize() failed: %d\n",
ret);
}
#endif
#ifdef CONFIG_SYSTEM_NXDIAG_ESPRESSIF_CHIP_WO_TOOL
ret = esp_nxdiag_initialize();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: esp_nxdiag_initialize failed: %d\n", ret);
}
#endif
#ifdef CONFIG_ESPRESSIF_ADC
ret = board_adc_init();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: board_adc_init failed: %d\n", ret);
}
#endif
/* If we got here then perhaps not all initialization was successful, but
* at least enough succeeded to bring-up NSH with perhaps reduced
* capabilities.
*/
UNUSED(ret);
return OK;
}