mirror of
https://github.com/sle118/squeezelite-esp32.git
synced 2025-12-08 12:37:01 +03:00
68 lines
2.4 KiB
C
68 lines
2.4 KiB
C
#include "esp_eth.h"
|
|
#include "network_ethernet.h"
|
|
|
|
static EXT_RAM_ATTR network_ethernet_driver_t LAN8720;
|
|
static EXT_RAM_ATTR esp_netif_config_t cfg_rmii;
|
|
static EXT_RAM_ATTR esp_netif_inherent_config_t esp_netif_config;
|
|
static EXT_RAM_ATTR gpio_num_t rst = -1;
|
|
static esp_err_t reset_hw(esp_eth_phy_t *phy)
|
|
{
|
|
// set reset_gpio_num to a negative value can skip hardware reset phy chip
|
|
if (rst >= 0) {
|
|
esp_rom_gpio_pad_select_gpio_x(rst);
|
|
gpio_set_direction_x(rst, GPIO_MODE_OUTPUT);
|
|
gpio_set_level_x(rst, 0);
|
|
/* assert nRST signal on LAN87xx a little longer than the minimum specified in datasheet */
|
|
esp_rom_delay_us(150);
|
|
gpio_set_level_x(rst, 1);
|
|
}
|
|
return ESP_OK;
|
|
}
|
|
static esp_err_t start(spi_device_handle_t spi_handle, sys_dev_eth_config * ethernet_config) {
|
|
#ifdef CONFIG_ETH_PHY_INTERFACE_RMII
|
|
eth_phy_config_t phy_config = ETH_PHY_DEFAULT_CONFIG();
|
|
eth_mac_config_t mac_config = ETH_MAC_DEFAULT_CONFIG();
|
|
|
|
mac_config.smi_mdc_gpio_num = ethernet_config->ethType.rmii.mdc;
|
|
mac_config.smi_mdio_gpio_num = ethernet_config->ethType.rmii.mdio;
|
|
phy_config.phy_addr = 1;
|
|
phy_config.reset_gpio_num = ethernet_config->common.rst;
|
|
rst = phy_config.reset_gpio_num;
|
|
|
|
esp_eth_mac_t* mac = esp_eth_mac_new_esp32(&mac_config);
|
|
esp_eth_phy_t* phy = esp_eth_phy_new_lan8720(&phy_config);
|
|
phy->reset_hw = reset_hw;
|
|
esp_eth_config_t config = ETH_DEFAULT_CONFIG(mac, phy);
|
|
return esp_eth_driver_install(&config, &LAN8720.handle);
|
|
#else
|
|
return ESP_ERR_NOT_SUPPORTED;
|
|
#endif
|
|
}
|
|
|
|
static void init_config(sys_dev_eth_config * ethernet_config) {
|
|
esp_netif_inherent_config_t loc_esp_netif_config = ESP_NETIF_INHERENT_DEFAULT_ETH();
|
|
memcpy(&esp_netif_config, &loc_esp_netif_config, sizeof(loc_esp_netif_config));
|
|
|
|
cfg_rmii.base = &esp_netif_config,
|
|
cfg_rmii.stack = ESP_NETIF_NETSTACK_DEFAULT_ETH;
|
|
|
|
LAN8720.cfg_netif = &cfg_rmii;
|
|
LAN8720.start = start;
|
|
}
|
|
|
|
network_ethernet_driver_t* LAN8720_Detect(sys_dev_eth_config * ethernet_config) {
|
|
if (ethernet_config->common.model != sys_dev_eth_models_LAN8720 ||
|
|
ethernet_config->which_ethType != sys_dev_eth_config_rmii_tag)
|
|
return NULL;
|
|
#ifdef CONFIG_ETH_PHY_INTERFACE_RMII
|
|
LAN8720.valid = true;
|
|
#else
|
|
LAN8720.valid = false;
|
|
#endif
|
|
LAN8720.rmii = true;
|
|
LAN8720.spi = false;
|
|
LAN8720.model = ethernet_config->common.model;
|
|
LAN8720.init_config = init_config;
|
|
return &LAN8720;
|
|
}
|