drivers: eth_enc28j60: fix typo and build for half duplex

Fix typo and build for half duplex configuration.

Signed-off-by: Johann Fischer <[email protected]>

Author: jfischer-no

drivers/ethernet/Kconfig.enc28j60

@@ -29,7 +29,7 @@ config ETH_ENC28J60_RX_THREAD_PRIO
 	  Priority level for internal thread which is ran for incoming
 	  packet processing.
 
-config ETH_EN28J60_TIMEOUT
+config ETH_ENC28J60_TIMEOUT
 	int "IP buffer timeout"
 	depends on ETH_ENC28J60
 	default 100
@@ -45,7 +45,7 @@ config ETH_ENC28J60_0
 	  Include port 0 driver
 
 if ETH_ENC28J60 && ETH_ENC28J60_0
-config ETH_EN28J60_0_FULL_DUPLEX
+config ETH_ENC28J60_0_FULL_DUPLEX
 	bool "ENC28J60 full duplex"
 	default y
 	help

drivers/ethernet/eth_enc28j60.c

@@ -767,8 +767,8 @@ static const struct eth_enc28j60_config eth_enc28j60_0_config = {
 	.spi_cs_port = DT_MICROCHIP_ENC28J60_0_CS_GPIO_CONTROLLER,
 	.spi_cs_pin = DT_MICROCHIP_ENC28J60_0_CS_GPIO_PIN,
 #endif /* CONFIG_ETH_ENC28J60_0_GPIO_SPI_CS */
-	.full_duplex = CONFIG_ETH_EN28J60_0_FULL_DUPLEX,
-	.timeout = CONFIG_ETH_EN28J60_TIMEOUT,
+	.full_duplex = IS_ENABLED(CONFIG_ETH_ENC28J60_0_FULL_DUPLEX),
+	.timeout = CONFIG_ETH_ENC28J60_TIMEOUT,
 };
 
 NET_DEVICE_INIT(enc28j60_0, DT_MICROCHIP_ENC28J60_0_LABEL,