diff --git a/boards/boards_legacy/arm/xmc45_relax_kit/Kconfig.defconfig b/boards/infineon/xmc45_relax_kit/Kconfig.defconfig
similarity index 88%
rename from boards/boards_legacy/arm/xmc45_relax_kit/Kconfig.defconfig
rename to boards/infineon/xmc45_relax_kit/Kconfig.defconfig
index 0296bc64ff7..b47f54cf8ab 100644
--- a/boards/boards_legacy/arm/xmc45_relax_kit/Kconfig.defconfig
+++ b/boards/infineon/xmc45_relax_kit/Kconfig.defconfig
@@ -5,9 +5,6 @@
 
 if BOARD_XMC45_RELAX_KIT
 
-config BOARD
-	default "xmc45_relax_kit"
-
 if NETWORKING
 
 config NET_L2_ETHERNET
diff --git a/boards/boards_legacy/arm/xmc45_relax_kit/Kconfig.board b/boards/infineon/xmc45_relax_kit/Kconfig.xmc45_relax_kit
similarity index 76%
rename from boards/boards_legacy/arm/xmc45_relax_kit/Kconfig.board
rename to boards/infineon/xmc45_relax_kit/Kconfig.xmc45_relax_kit
index 6be8d366859..e88549aa49c 100644
--- a/boards/boards_legacy/arm/xmc45_relax_kit/Kconfig.board
+++ b/boards/infineon/xmc45_relax_kit/Kconfig.xmc45_relax_kit
@@ -4,6 +4,5 @@
 # Author: Parthiban Nallathambi <parthiban@linumiz.com>
 
 config BOARD_XMC45_RELAX_KIT
-	bool "Infineon Relax Kit"
-	depends on SOC_SERIES_XMC_4XXX
+	select SOC_XMC4500
 	select SOC_PART_NUMBER_F100X1024
diff --git a/boards/boards_legacy/arm/xmc45_relax_kit/board.cmake b/boards/infineon/xmc45_relax_kit/board.cmake
similarity index 100%
rename from boards/boards_legacy/arm/xmc45_relax_kit/board.cmake
rename to boards/infineon/xmc45_relax_kit/board.cmake
diff --git a/boards/infineon/xmc45_relax_kit/board.yml b/boards/infineon/xmc45_relax_kit/board.yml
new file mode 100644
index 00000000000..c750664a7e3
--- /dev/null
+++ b/boards/infineon/xmc45_relax_kit/board.yml
@@ -0,0 +1,5 @@
+board:
+  name: xmc45_relax_kit
+  vendor: Infineon
+  socs:
+  - name: xmc4500
diff --git a/boards/boards_legacy/arm/xmc45_relax_kit/doc/index.rst b/boards/infineon/xmc45_relax_kit/doc/index.rst
similarity index 100%
rename from boards/boards_legacy/arm/xmc45_relax_kit/doc/index.rst
rename to boards/infineon/xmc45_relax_kit/doc/index.rst
diff --git a/boards/boards_legacy/arm/xmc45_relax_kit/doc/xmc45_relax_kit.jpg b/boards/infineon/xmc45_relax_kit/doc/xmc45_relax_kit.jpg
similarity index 100%
rename from boards/boards_legacy/arm/xmc45_relax_kit/doc/xmc45_relax_kit.jpg
rename to boards/infineon/xmc45_relax_kit/doc/xmc45_relax_kit.jpg
diff --git a/boards/boards_legacy/arm/xmc45_relax_kit/support/openocd.cfg b/boards/infineon/xmc45_relax_kit/support/openocd.cfg
similarity index 100%
rename from boards/boards_legacy/arm/xmc45_relax_kit/support/openocd.cfg
rename to boards/infineon/xmc45_relax_kit/support/openocd.cfg
diff --git a/boards/boards_legacy/arm/xmc45_relax_kit/xmc45_relax_kit-pinctrl.dtsi b/boards/infineon/xmc45_relax_kit/xmc45_relax_kit-pinctrl.dtsi
similarity index 100%
rename from boards/boards_legacy/arm/xmc45_relax_kit/xmc45_relax_kit-pinctrl.dtsi
rename to boards/infineon/xmc45_relax_kit/xmc45_relax_kit-pinctrl.dtsi
diff --git a/boards/boards_legacy/arm/xmc45_relax_kit/xmc45_relax_kit.dts b/boards/infineon/xmc45_relax_kit/xmc45_relax_kit.dts
similarity index 100%
rename from boards/boards_legacy/arm/xmc45_relax_kit/xmc45_relax_kit.dts
rename to boards/infineon/xmc45_relax_kit/xmc45_relax_kit.dts
diff --git a/boards/boards_legacy/arm/xmc45_relax_kit/xmc45_relax_kit.yaml b/boards/infineon/xmc45_relax_kit/xmc45_relax_kit.yaml
similarity index 100%
rename from boards/boards_legacy/arm/xmc45_relax_kit/xmc45_relax_kit.yaml
rename to boards/infineon/xmc45_relax_kit/xmc45_relax_kit.yaml
diff --git a/boards/boards_legacy/arm/xmc45_relax_kit/xmc45_relax_kit_defconfig b/boards/infineon/xmc45_relax_kit/xmc45_relax_kit_defconfig
similarity index 76%
rename from boards/boards_legacy/arm/xmc45_relax_kit/xmc45_relax_kit_defconfig
rename to boards/infineon/xmc45_relax_kit/xmc45_relax_kit_defconfig
index 97c44446daf..db059d2bd55 100644
--- a/boards/boards_legacy/arm/xmc45_relax_kit/xmc45_relax_kit_defconfig
+++ b/boards/infineon/xmc45_relax_kit/xmc45_relax_kit_defconfig
@@ -3,9 +3,6 @@
 # Copyright (c) 2020 Linumiz
 # Author: Parthiban Nallathambi <parthiban@linumiz.com>
 
-CONFIG_BOARD_XMC45_RELAX_KIT=y
-CONFIG_SOC_SERIES_XMC_4XXX=y
-CONFIG_SOC_XMC4500=y
 CONFIG_ARM_MPU=y
 
 # enable uart driver