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add SPI ethernet

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This commit is contained in:
Philippe G
2021-10-31 14:47:28 -07:00
parent 97ae01b89f
commit 2805629c4b
5 changed files with 180 additions and 61 deletions
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114
components/wifi-manager/wifi_manager.c
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@@ -295,6 +295,94 @@ static void eth_event_handler(void *arg, esp_event_base_t event_base,
}
}
static void eth_init(void) {
esp_eth_mac_t *mac;
esp_eth_phy_t *phy;
esp_err_t err = ESP_OK;
eth_config_t const *eth = config_eth_get( );
// quick check if we have a valid ethernet configuration
if ((eth->mdc == -1 && eth->mosi == -1) || !*eth->model) {
ESP_LOGI(TAG, "No ethernet");
return;
}
tcpip_adapter_set_default_eth_handlers();
esp_event_handler_register(ETH_EVENT, ESP_EVENT_ANY_ID, &eth_event_handler, NULL);
eth_mac_config_t mac_config = ETH_MAC_DEFAULT_CONFIG();
eth_phy_config_t phy_config = ETH_PHY_DEFAULT_CONFIG();
phy_config.phy_addr = 1;
phy_config.reset_gpio_num = eth->rst;
if (eth->rmii) {
#ifdef CONFIG_ETH_USE_ESP32_EMAC
mac_config.smi_mdc_gpio_num = eth->mdc;
mac_config.smi_mdio_gpio_num = eth->mdio;
mac = esp_eth_mac_new_esp32(&mac_config);
phy = esp_eth_phy_new_lan8720(&phy_config);
ESP_LOGI(TAG, "Adding ethernet RMII with mdc %d and mdio %d", eth->mdc, eth->mdio);
#else
ESP_LOGE(TAG, "Ethernet RMII set but not included in compilation");
return;
#endif
} else {
#ifdef CONFIG_ETH_SPI_ETHERNET_DM9051
spi_device_handle_t spi_handle = NULL;
spi_host_device_t host = SPI3_HOST;
if (eth->host != -1) {
// don't use system's shared SPI
spi_bus_config_t buscfg = {
.miso_io_num = eth->miso,
.mosi_io_num = eth->mosi,
.sclk_io_num = eth->clk,
.quadwp_io_num = -1,
.quadhd_io_num = -1,
};
// can't use SPI0
if (eth->host == 1) host = SPI2_HOST;
err |= spi_bus_initialize(host, &buscfg, 1);
} else {
// when we use shared SPI, we assume it has been initialized
host = spi_system_host;
}
spi_device_interface_config_t devcfg = {
.command_bits = 1,
.address_bits = 7,
.mode = 0,
.clock_speed_hz = eth->speed,
.spics_io_num = eth->cs,
.queue_size = 20
};
err |= spi_bus_add_device(host, &devcfg, &spi_handle);
// dm9051 ethernet driver is based on spi driver
eth_dm9051_config_t dm9051_config = ETH_DM9051_DEFAULT_CONFIG(spi_handle);
// we assume that isr has been installed already
dm9051_config.int_gpio_num = eth->intr;
mac = esp_eth_mac_new_dm9051(&dm9051_config, &mac_config);
phy = esp_eth_phy_new_dm9051(&phy_config);
ESP_LOGI(TAG, "Adding ethernet SPI on host %d with mosi %d and miso %d", host, eth->mosi, eth->miso);
#else
ESP_LOGE(TAG, "Ethernet SPI set but not included in compilation");
return;
#endif
}
esp_eth_config_t config = ETH_DEFAULT_CONFIG(mac, phy);
esp_eth_handle_t eth_handle = NULL;
err |= esp_eth_driver_install(&config, &eth_handle);
err |= esp_eth_start(eth_handle);
if (err != ESP_OK) {
ESP_LOGE(TAG, "Can't install Ethernet driver %d", err);
}
}
void wifi_manager_init_wifi(){
/* event handler and event group for the wifi driver */
ESP_LOGD(TAG, "Initializing wifi. Creating event group");
@@ -317,31 +405,7 @@ void wifi_manager_init_wifi(){
ESP_LOGD(TAG, "Initializing wifi. Starting wifi");
ESP_ERROR_CHECK( esp_wifi_start() );
//ETH
eth_config_t const *eth = config_eth_get( );
ESP_LOGE(TAG, "ETH MDC %d", eth->mdc);
ESP_LOGE(TAG, "ETH MDIO %d", eth->mdio);
ESP_LOGE(TAG, "ETH RST %d", eth->rst);
ESP_ERROR_CHECK(tcpip_adapter_set_default_eth_handlers());
ESP_ERROR_CHECK(esp_event_handler_register(ETH_EVENT, ESP_EVENT_ANY_ID, &eth_event_handler, NULL));
eth_mac_config_t mac_config = ETH_MAC_DEFAULT_CONFIG();
eth_phy_config_t phy_config = ETH_PHY_DEFAULT_CONFIG();
phy_config.phy_addr = 1;
phy_config.reset_gpio_num = eth->rst;
mac_config.smi_mdc_gpio_num = eth->mdc;
mac_config.smi_mdio_gpio_num = eth->mdio;
esp_eth_mac_t *mac = esp_eth_mac_new_esp32(&mac_config);
esp_eth_phy_t *phy = esp_eth_phy_new_lan8720(&phy_config);
esp_eth_config_t config = ETH_DEFAULT_CONFIG(mac, phy);
esp_eth_handle_t eth_handle = NULL;
ESP_ERROR_CHECK(esp_eth_driver_install(&config, &eth_handle));
ESP_ERROR_CHECK(esp_eth_start(eth_handle));
//END_ETH
eth_init();
taskYIELD();
ESP_LOGD(TAG, "Initializing wifi. done");