refactor(usb): Remove deprecated USB pin definitions

When connecting USB OTG to an external FSLS PHY,
the FSLS Serial Interface signals can be routed to any GPIO via the GPIO
matrix. Thus, these macros are meaningless.

Author: tore-espressif

components/soc/esp32p4/include/soc/usb_pins.h

@@ -1,25 +1,11 @@
 /*
- * SPDX-FileCopyrightText: 2020-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2020-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
 
 #pragma once
 
-/*
-Note: These macros are deprecated. When connecting USB OTG to an external FSLS
-PHY, the FSLS Serial Interface signals can be routed to any GPIO via the GPIO
-matrix. Thus, these macros are meaningless.
-
-Todo: Remove in IDF v6.0 (IDF-9029)
-*/
-#define USBPHY_VP_NUM 33
-#define USBPHY_VM_NUM 34
-#define USBPHY_RCV_NUM 35
-#define USBPHY_OEN_NUM 36
-#define USBPHY_VPO_NUM 37
-#define USBPHY_VMO_NUM 38
-
 /* GPIOs corresponding to the pads of the internal USB PHY */
 #define USBPHY_DP_NUM 20
 #define USBPHY_DM_NUM 19

components/soc/esp32s2/include/soc/usb_pins.h

@@ -1,25 +1,11 @@
 /*
- * SPDX-FileCopyrightText: 2020-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2020-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
 
 #pragma once
 
-/*
-Note: These macros are deprecated. When connecting USB OTG to an external FSLS
-PHY, the FSLS Serial Interface signals can be routed to any GPIO via the GPIO
-matrix. Thus, these macros are meaningless.
-
-Todo: Remove in IDF v6.0 (IDF-9029)
-*/
-#define USBPHY_VP_NUM 42
-#define USBPHY_VM_NUM 41
-#define USBPHY_RCV_NUM 21
-#define USBPHY_OEN_NUM 40
-#define USBPHY_VPO_NUM 39
-#define USBPHY_VMO_NUM 38
-
 /* GPIOs corresponding to the pads of the internal USB PHY */
 #define USBPHY_DP_NUM 20
 #define USBPHY_DM_NUM 19

components/soc/esp32s3/include/soc/usb_pins.h

@@ -415,6 +415,10 @@
             re_variables: ['ESP_HF_CME_MEMEORY_FAILURE']
             hint_variables: ['ESP_HF_CME_MEMEORY_FAILURE', 'ESP_HF_CME_MEMORY_FAILURE ']
 
+-
+    re: "error: 'USBPHY_\\w+' undeclared"
+    hint: "USBPHY_* pin definitions from <soc/usb_pins.h> have been removed.\nTo use an external USB PHY, wire it to any GPIOs and declare those pin mappings in your application to match your hardware."
+
 -
     re: "intr_alloc: No free interrupt inputs for [_\\w]+ interrupt"
     hint: "For troubleshooting instructions related to interrupt allocation, run 'idf.py docs -sp api-reference/system/intr_alloc.html'"