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This commit is contained in:
J. Nick Koston
2025-10-22 15:00:36 -10:00
parent 6a2b305eb2
commit 64e3e1ef82
1 changed files with 15 additions and 14 deletions
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esphome/components/ethernet/__init__.py
+15 -14
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@@ -408,20 +408,21 @@ def _final_validate_rmii_pins(config: ConfigType) -> None:
if variant not in (VARIANT_ESP32, VARIANT_ESP32P4):
return # Only ESP32 classic and P4 have RMII
# Check each RMII pin against the pin registry
for pin_num, pin_function in ESP32_RMII_FIXED_PINS.items():
# Check if this pin is used by any component
for pin_list in pins.PIN_SCHEMA_REGISTRY.pins_used.values():
for pin_path, _, pin_config in pin_list:
if pin_config.get(CONF_NUMBER) == pin_num:
# Found a conflict - show helpful error message
component_path = ".".join(str(p) for p in pin_path)
raise cv.Invalid(
f"GPIO{pin_num} is reserved for Ethernet RMII ({pin_function}) and cannot be used. "
f"This pin is hardcoded by ESP-IDF and cannot be changed when using RMII Ethernet PHYs. "
f"Please choose a different GPIO pin for '{component_path}'.",
path=pin_path,
)
# Check all used pins against RMII reserved pins
for pin_list in pins.PIN_SCHEMA_REGISTRY.pins_used.values():
for pin_path, _, pin_config in pin_list:
pin_num = pin_config.get(CONF_NUMBER)
if pin_num not in ESP32_RMII_FIXED_PINS:
continue
# Found a conflict - show helpful error message
pin_function = ESP32_RMII_FIXED_PINS[pin_num]
component_path = ".".join(str(p) for p in pin_path)
raise cv.Invalid(
f"GPIO{pin_num} is reserved for Ethernet RMII ({pin_function}) and cannot be used. "
f"This pin is hardcoded by ESP-IDF and cannot be changed when using RMII Ethernet PHYs. "
f"Please choose a different GPIO pin for '{component_path}'.",
path=pin_path,
)
def _final_validate(config: ConfigType) -> ConfigType: