diff --git a/docs/source/ESPEasy/ESPchips.rst b/docs/source/ESPEasy/ESPchips.rst
index 821215873..f5cf06b70 100644
--- a/docs/source/ESPEasy/ESPchips.rst
+++ b/docs/source/ESPEasy/ESPchips.rst
@@ -297,7 +297,7 @@ ESPEasy does support a number of variants of the processors manufactured by Espr
       - 20, 21, 22, 24, 25, 26
       - 20, 21, 22, 24, 25, 26
       - 
-      - 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37
+      - N/A
    *  - UART
       - 1.5 (Serial1 out only)
       - 3
diff --git a/src/src/Helpers/Hardware_GPIO_ESP32P4.cpp b/src/src/Helpers/Hardware_GPIO_ESP32P4.cpp
index db98067ea..f906b166e 100644
--- a/src/src/Helpers/Hardware_GPIO_ESP32P4.cpp
+++ b/src/src/Helpers/Hardware_GPIO_ESP32P4.cpp
@@ -19,26 +19,22 @@ bool getGpioInfo(int gpio, int& pinnr, bool& input, bool& output, bool& warning)
 
   if ((gpio < 0) || !(GPIO_IS_VALID_GPIO(gpio))) { return false; }
 
-
-  if (isFlashInterfacePin_ESPEasy(gpio)) {
-    // Connected to the integrated SPI flash.
-    input   = false;
-    output  = false;
-    warning = true;
-  }
+  // P4 does not use GPIO-pins for accessing flash or PSRAM
 
 # if FEATURE_ETHERNET
 
   // Check pins used for RMII Ethernet PHY
   if (NetworkMedium_t::Ethernet == Settings.NetworkMedium) {
     switch (gpio) {
-      case 0:
-      case 21:
-      case 19:
-      case 22:
-      case 25:
-      case 26:
-      case 27:
+      case 28: // RMII_RXDV
+      case 29: // RMII_RXD0
+      case 30: // RMII_RXD1
+      case 34: // RMII_TXD0
+      case 35: // RMII_TXD1
+      case 49: // RMII_TXEN
+      case 50: // RMII_CLK
+      case 51: // PHY_RSTN
+      case 52: // MDIO
         warning = true;
         break;
     }