add SOC_EMAC_SUPPORTED in soc_caps.h

components/esp_eth/test/test_emac.c

@@ -14,8 +14,9 @@
 #include "lwip/sockets.h"
 #include "ping/ping_sock.h"
 #include "esp32/rom/md5_hash.h"
+#include "soc/soc_caps.h"
 
-#if !TEMPORARY_DISABLED_FOR_TARGETS(ESP32S2)
+#if SOC_EMAC_SUPPORTED
 
 static const char *TAG = "esp32_eth_test";
 
@@ -503,4 +504,4 @@ TEST_CASE("esp32 ethernet download test", "[ethernet][test_env=UT_T2_Ethernet][t
     vEventGroupDelete(eth_event_group);
 }
 
-#endif
+#endif // SOC_EMAC_SUPPORTED

components/soc/soc/esp32/include/soc/soc_caps.h

@@ -10,3 +10,4 @@
 #define SOC_BT_SUPPORTED 1
 #define SOC_SDIO_SLAVE_SUPPORTED    1
 #define SOC_CAN_SUPPORTED 1
+#define SOC_EMAC_SUPPORTED 1