From 302e636a13ecd2ee37ca2eb8c76bc36a93b809ea Mon Sep 17 00:00:00 2001
From: yinqingzhao <yinqingzhao@espressif.com>
Date: Wed, 29 Apr 2026 13:55:28 +0800
Subject: [PATCH] feat(phy): support change multiple phy init bin path

---
 components/esp_phy/CMakeLists.txt | 21 ++++++++++++++++++---
 components/esp_phy/Kconfig        | 12 ++++++++++++
 2 files changed, 30 insertions(+), 3 deletions(-)

diff --git a/components/esp_phy/CMakeLists.txt b/components/esp_phy/CMakeLists.txt
index 3890353a9d9..74f8fad7e68 100644
--- a/components/esp_phy/CMakeLists.txt
+++ b/components/esp_phy/CMakeLists.txt
@@ -41,10 +41,25 @@ if(CONFIG_ESP_PHY_ENABLED)
 
     if(CONFIG_SOC_WIFI_SUPPORTED)
         if(CONFIG_ESP_PHY_MULTIPLE_INIT_DATA_BIN)
-            if(NOT EXISTS "${build_dir}/phy_multiple_init_data.bin")
-                file(COPY ${CMAKE_CURRENT_SOURCE_DIR}/${idf_target}/phy_multiple_init_data.bin
-                DESTINATION "${build_dir}")
+            set(_phy_multi_src "${CMAKE_CURRENT_SOURCE_DIR}/${idf_target}/phy_multiple_init_data.bin")
+            if(NOT "${CONFIG_ESP_PHY_MULTIPLE_INIT_DATA_BIN_CUSTOM_PATH}" STREQUAL "")
+                idf_build_get_property(project_dir PROJECT_DIR)
+                set(_phy_multi_custom_path "${CONFIG_ESP_PHY_MULTIPLE_INIT_DATA_BIN_CUSTOM_PATH}")
+                if(NOT IS_ABSOLUTE "${_phy_multi_custom_path}")
+                    get_filename_component(_phy_multi_custom_path
+                        "${project_dir}/${_phy_multi_custom_path}" ABSOLUTE)
+                endif()
+                if(IS_DIRECTORY "${_phy_multi_custom_path}")
+                    set(_phy_multi_custom_path "${_phy_multi_custom_path}/phy_multiple_init_data.bin")
+                endif()
+                if(EXISTS "${_phy_multi_custom_path}")
+                    set(_phy_multi_src "${_phy_multi_custom_path}")
+                endif()
             endif()
+            # Refresh copied bin each configure so sdkconfig/path edits match embed + flash contents.
+            # configure_file(COPYONLY) tracks the source file as a configure dependency.
+            message(STATUS "esp_phy: phy_multiple_init_data.bin <- ${_phy_multi_src}")
+            configure_file("${_phy_multi_src}" "${build_dir}/phy_multiple_init_data.bin" COPYONLY)
         endif()
 
         if(CONFIG_ESP_PHY_MULTIPLE_INIT_DATA_BIN_EMBED)
diff --git a/components/esp_phy/Kconfig b/components/esp_phy/Kconfig
index fcb9bca0db9..e51102d1da3 100644
--- a/components/esp_phy/Kconfig
+++ b/components/esp_phy/Kconfig
@@ -63,6 +63,18 @@ menu "PHY"
                     3. Country configured by API esp_wifi_set_country()
                     and the parameter policy is WIFI_COUNTRY_POLICY_AUTO.
 
+            config ESP_PHY_MULTIPLE_INIT_DATA_BIN_CUSTOM_PATH
+                string "Custom path to phy_multiple_init_data.bin"
+                depends on ESP_PHY_MULTIPLE_INIT_DATA_BIN
+                default ""
+                help
+                    Absolute path, or path relative to the project directory, to the file
+                    phy_multiple_init_data.bin, or to a directory containing that file.
+
+                    If this field is left empty, or the file cannot be found at the resolved path,
+                    the default binary located at components/esp_phy/<chip>/phy_multiple_init_data.bin
+                    will be used.
+
             config ESP_PHY_MULTIPLE_INIT_DATA_BIN_EMBED
                 bool "Support embedded multiple phy init data bin to app bin"
                 depends on ESP_PHY_MULTIPLE_INIT_DATA_BIN