fix(eth): Fix Ethernet examples

Author: me-no-dev

Diff for: libraries/Ethernet/examples/ETH_LAN8720/ETH_LAN8720.ino

@@ -5,13 +5,21 @@
 
 // Important to be defined BEFORE including ETH.h for ETH.begin() to work.
 // Example RMII LAN8720 (Olimex, etc.)
-#ifndef ETH_PHY_TYPE
+#ifndef ETH_PHY_MDC
 #define ETH_PHY_TYPE  ETH_PHY_LAN8720
+#if CONFIG_IDF_TARGET_ESP32
 #define ETH_PHY_ADDR  0
 #define ETH_PHY_MDC   23
 #define ETH_PHY_MDIO  18
 #define ETH_PHY_POWER -1
 #define ETH_CLK_MODE  ETH_CLOCK_GPIO0_IN
+#elif CONFIG_IDF_TARGET_ESP32P4
+#define ETH_PHY_ADDR  0
+#define ETH_PHY_MDC   31
+#define ETH_PHY_MDIO  52
+#define ETH_PHY_POWER 51
+#define ETH_CLK_MODE  EMAC_CLK_EXT_IN
+#endif
 #endif
 
 #include <ETH.h>

Diff for: libraries/Ethernet/examples/ETH_TLK110/ETH_TLK110.ino

@@ -5,7 +5,7 @@
 
 #include <ETH.h>
 
-#ifndef ETH_PHY_TYPE
+#ifndef ETH_PHY_MDC
 #define ETH_PHY_TYPE  ETH_PHY_TLK110
 #if CONFIG_IDF_TARGET_ESP32
 #define ETH_PHY_ADDR  31

Diff for: libraries/Ethernet/examples/ETH_W5500_Arduino_SPI/ETH_W5500_Arduino_SPI.ino

@@ -9,7 +9,7 @@
 // Set this to 1 to enable dual Ethernet support
 #define USE_TWO_ETH_PORTS 0
 
-#ifndef ETH_PHY_TYPE
+#ifndef ETH_PHY_CS
 #define ETH_PHY_TYPE ETH_PHY_W5500
 #define ETH_PHY_ADDR 1
 #define ETH_PHY_CS   15
@@ -24,7 +24,7 @@
 
 #if USE_TWO_ETH_PORTS
 // Second port on shared SPI bus
-#ifndef ETH1_PHY_TYPE
+#ifndef ETH1_PHY_CS
 #define ETH1_PHY_TYPE ETH_PHY_W5500
 #define ETH1_PHY_ADDR 1
 #define ETH1_PHY_CS   32

Diff for: libraries/Ethernet/examples/ETH_W5500_IDF_SPI/ETH_W5500_IDF_SPI.ino

@@ -8,7 +8,7 @@
 // Set this to 1 to enable dual Ethernet support
 #define USE_TWO_ETH_PORTS 0
 
-#ifndef ETH_PHY_TYPE
+#ifndef ETH_PHY_CS
 #define ETH_PHY_TYPE     ETH_PHY_W5500
 #define ETH_PHY_ADDR     1
 #define ETH_PHY_CS       15
@@ -22,7 +22,7 @@
 
 #if USE_TWO_ETH_PORTS
 // Second port on shared SPI bus
-#ifndef ETH1_PHY_TYPE
+#ifndef ETH1_PHY_CS
 #define ETH1_PHY_TYPE ETH_PHY_W5500
 #define ETH1_PHY_ADDR 1
 #define ETH1_PHY_CS   32