From 634aa5536474109d573699a90e25026a0c9f970f Mon Sep 17 00:00:00 2001 From: "J. Nick Koston" Date: Fri, 11 Jul 2025 19:19:53 -1000 Subject: [PATCH] Disable WiFi when using Ethernet to save memory (#9456) --- esphome/components/ethernet/__init__.py | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/esphome/components/ethernet/__init__.py b/esphome/components/ethernet/__init__.py index ac07d02e37..619346b914 100644 --- a/esphome/components/ethernet/__init__.py +++ b/esphome/components/ethernet/__init__.py @@ -342,5 +342,11 @@ async def to_code(config): cg.add_define("USE_ETHERNET") + # Disable WiFi when using Ethernet to save memory + if CORE.using_esp_idf: + add_idf_sdkconfig_option("CONFIG_ESP_WIFI_ENABLED", False) + # Also disable WiFi/BT coexistence since WiFi is disabled + add_idf_sdkconfig_option("CONFIG_SW_COEXIST_ENABLE", False) + if CORE.using_arduino: cg.add_library("WiFi", None)