diff --git a/soc/arm/silabs_exx32/CMakeLists.txt b/soc/arm/silabs_exx32/CMakeLists.txt
index 8bb88661f36..e4717b2d671 100644
--- a/soc/arm/silabs_exx32/CMakeLists.txt
+++ b/soc/arm/silabs_exx32/CMakeLists.txt
@@ -1,2 +1 @@
-add_subdirectory(${SOC_SERIES})
 add_subdirectory(common)
diff --git a/soc/arm/silabs_exx32/common/CMakeLists.txt b/soc/arm/silabs_exx32/common/CMakeLists.txt
index b8d37db9a17..7ef868cac55 100644
--- a/soc/arm/silabs_exx32/common/CMakeLists.txt
+++ b/soc/arm/silabs_exx32/common/CMakeLists.txt
@@ -1 +1 @@
-zephyr_sources(soc_gpio.c)
+zephyr_sources(soc.c soc_gpio.c)
diff --git a/soc/arm/silabs_exx32/efr32fg1p/soc.c b/soc/arm/silabs_exx32/common/soc.c
similarity index 94%
rename from soc/arm/silabs_exx32/efr32fg1p/soc.c
rename to soc/arm/silabs_exx32/common/soc.c
index b0de0dc2801..f74caa5a40b 100644
--- a/soc/arm/silabs_exx32/efr32fg1p/soc.c
+++ b/soc/arm/silabs_exx32/common/soc.c
@@ -6,7 +6,7 @@
 
 /**
  * @file
- * @brief SoC initialization for the EFR32FG1P
+ * @brief Common SoC initialization for the EXX32
  */
 
 #include <kernel.h>
@@ -78,7 +78,7 @@ static ALWAYS_INLINE void clkInit(void)
  *
  * @return 0
  */
-static int silabs_efr32fg1p_init(struct device *arg)
+static int silabs_exx32_init(struct device *arg)
 {
 	ARG_UNUSED(arg);
 
@@ -106,4 +106,4 @@ static int silabs_efr32fg1p_init(struct device *arg)
 	return 0;
 }
 
-SYS_INIT(silabs_efr32fg1p_init, PRE_KERNEL_1, 0);
+SYS_INIT(silabs_exx32_init, PRE_KERNEL_1, 0);
diff --git a/soc/arm/silabs_exx32/efm32wg/CMakeLists.txt b/soc/arm/silabs_exx32/efm32wg/CMakeLists.txt
deleted file mode 100644
index 74945fd994c..00000000000
--- a/soc/arm/silabs_exx32/efm32wg/CMakeLists.txt
+++ /dev/null
@@ -1 +0,0 @@
-zephyr_sources(soc.c)
diff --git a/soc/arm/silabs_exx32/efm32wg/soc.c b/soc/arm/silabs_exx32/efm32wg/soc.c
deleted file mode 100644
index 122fa27d1b0..00000000000
--- a/soc/arm/silabs_exx32/efm32wg/soc.c
+++ /dev/null
@@ -1,105 +0,0 @@
-/*
- * Copyright (c) 2017, Christian Taedcke
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-/**
- * @file
- * @brief SoC initialization for the EFM32WG
- */
-
-#include <kernel.h>
-#include <init.h>
-#include <soc.h>
-#include <em_cmu.h>
-#include <em_chip.h>
-#include <arch/cpu.h>
-#include <cortex_m/exc.h>
-
-#ifdef CONFIG_CMU_HFCLK_HFXO
-/**
- * @brief Initialization parameters for the external high frequency oscillator
- */
-static const CMU_HFXOInit_TypeDef hfxoInit = CMU_HFXOINIT_DEFAULT;
-#elif (defined CONFIG_CMU_HFCLK_LFXO)
-/**
- * @brief Initialization parameters for the external low frequency oscillator
- */
-static const CMU_LFXOInit_TypeDef lfxoInit = CMU_LFXOINIT_DEFAULT;
-#endif
-
-/**
- * @brief Initialize the system clock
- *
- * @return N/A
- *
- */
-static ALWAYS_INLINE void clkInit(void)
-{
-#ifdef CONFIG_CMU_HFCLK_HFXO
-	CMU_HFXOInit(&hfxoInit);
-	CMU_OscillatorEnable(cmuOsc_HFXO, true, true);
-	CMU_ClockSelectSet(cmuClock_HF, cmuSelect_HFXO);
-	CMU_OscillatorEnable(cmuOsc_HFRCO, false, false);
-	SystemHFXOClockSet(CONFIG_CMU_HFXO_FREQ);
-#elif (defined CONFIG_CMU_HFCLK_LFXO)
-	CMU_LFXOInit(&lfxoInit);
-	CMU_OscillatorEnable(cmuOsc_LFXO, true, true);
-	CMU_ClockSelectSet(cmuClock_HF, cmuSelect_LFXO);
-	CMU_OscillatorEnable(cmuOsc_HFRCO, false, false);
-	SystemLFXOClockSet(CONFIG_CMU_LFXO_FREQ);
-#elif (defined CONFIG_CMU_HFCLK_HFRCO)
-	/*
-	 * This is the default clock, the controller starts with, so nothing to
-	 * do here.
-	 */
-#else
-#error "Unsupported clock source for HFCLK selected"
-#endif
-
-	/* Enable the High Frequency Peripheral Clock */
-	CMU_ClockEnable(cmuClock_HFPER, true);
-
-#ifdef CONFIG_GPIO_GECKO
-	CMU_ClockEnable(cmuClock_GPIO, true);
-#endif
-}
-
-/**
- * @brief Perform basic hardware initialization
- *
- * Initialize the interrupt controller device drivers.
- * Also initialize the timer device driver, if required.
- *
- * @return 0
- */
-static int silabs_efm32wg_init(struct device *arg)
-{
-	ARG_UNUSED(arg);
-
-	unsigned int oldLevel; /* old interrupt lock level */
-
-	/* disable interrupts */
-	oldLevel = irq_lock();
-
-	/* handle chip errata */
-	CHIP_Init();
-
-	_ClearFaults();
-
-	/* Initialize system clock according to CONFIG_CMU settings */
-	clkInit();
-
-	/*
-	 * install default handler that simply resets the CPU
-	 * if configured in the kernel, NOP otherwise
-	 */
-	NMI_INIT();
-
-	/* restore interrupt state */
-	irq_unlock(oldLevel);
-	return 0;
-}
-
-SYS_INIT(silabs_efm32wg_init, PRE_KERNEL_1, 0);
diff --git a/soc/arm/silabs_exx32/efr32fg1p/CMakeLists.txt b/soc/arm/silabs_exx32/efr32fg1p/CMakeLists.txt
deleted file mode 100644
index 74945fd994c..00000000000
--- a/soc/arm/silabs_exx32/efr32fg1p/CMakeLists.txt
+++ /dev/null
@@ -1 +0,0 @@
-zephyr_sources(soc.c)