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Examples: Add basic ethernet example of using ksz8851

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This commit is contained in:
David Cermak
2021-04-20 13:48:34 +02:00
committed by bot
parent c4f131e6ee
commit 7e6ff47363
2 changed files with 23 additions and 1 deletions
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8
examples/ethernet/basic/main/Kconfig.projbuild
View File

@@ -32,6 +32,14 @@ menu "Example Configuration"
select ETH_SPI_ETHERNET_W5500 select ETH_SPI_ETHERNET_W5500
help help
Select external SPI-Ethernet module (W5500). Select external SPI-Ethernet module (W5500).
config EXAMPLE_USE_KSZ8851SNL
bool "KSZ8851SNL Module"
select EXAMPLE_USE_SPI_ETHERNET
select ETH_USE_SPI_ETHERNET
select ETH_SPI_ETHERNET_KSZ8851SNL
help
Select external SPI-Ethernet module (KSZ8851SNL).
endchoice # EXAMPLE_ETHERNET_TYPE endchoice # EXAMPLE_ETHERNET_TYPE
if EXAMPLE_USE_INTERNAL_ETHERNET if EXAMPLE_USE_INTERNAL_ETHERNET

16
examples/ethernet/basic/main/ethernet_example_main.c
View File

@@ -112,7 +112,21 @@ void app_main(void)
.quadhd_io_num = -1, .quadhd_io_num = -1,
}; };
ESP_ERROR_CHECK(spi_bus_initialize(CONFIG_EXAMPLE_ETH_SPI_HOST, &buscfg, 1)); ESP_ERROR_CHECK(spi_bus_initialize(CONFIG_EXAMPLE_ETH_SPI_HOST, &buscfg, 1));
#if CONFIG_EXAMPLE_USE_DM9051
#if CONFIG_EXAMPLE_USE_KSZ8851SNL
spi_device_interface_config_t devcfg = {
.mode = 0,
.clock_speed_hz = CONFIG_EXAMPLE_ETH_SPI_CLOCK_MHZ * 1000 * 1000,
.spics_io_num = CONFIG_EXAMPLE_ETH_SPI_CS_GPIO,
.queue_size = 20
};
ESP_ERROR_CHECK(spi_bus_add_device(CONFIG_EXAMPLE_ETH_SPI_HOST, &devcfg, &spi_handle));
/* KSZ8851SNL ethernet driver is based on spi driver */
eth_ksz8851snl_config_t ksz8851snl_config = ETH_KSZ8851SNL_DEFAULT_CONFIG(spi_handle);
ksz8851snl_config.int_gpio_num = CONFIG_EXAMPLE_ETH_SPI_INT_GPIO;
esp_eth_mac_t *mac = esp_eth_mac_new_ksz8851snl(&ksz8851snl_config, &mac_config);
esp_eth_phy_t *phy = esp_eth_phy_new_ksz8851snl(&phy_config);
#elif CONFIG_EXAMPLE_USE_DM9051
spi_device_interface_config_t devcfg = { spi_device_interface_config_t devcfg = {
.command_bits = 1, .command_bits = 1,
.address_bits = 7, .address_bits = 7,