diff --git a/boards/silabs/dev_kits/sltb010a/sltb010a_defconfig b/boards/silabs/dev_kits/sltb010a/sltb010a_defconfig
index ecee74de4cc..40057c1dd75 100644
--- a/boards/silabs/dev_kits/sltb010a/sltb010a_defconfig
+++ b/boards/silabs/dev_kits/sltb010a/sltb010a_defconfig
@@ -9,7 +9,3 @@ CONFIG_SOC_GECKO_EMU_DCDC=y
 CONFIG_SOC_GECKO_EMU_DCDC_MODE_ON=y
 CONFIG_HW_STACK_PROTECTION=y
 CONFIG_PINCTRL=y
-
-# Use BURTC as system clock source
-CONFIG_GECKO_BURTC_TIMER=y
-CONFIG_SYS_CLOCK_TICKS_PER_SEC=1024
diff --git a/boards/silabs/dev_kits/sltb010a/thunderboard.dtsi b/boards/silabs/dev_kits/sltb010a/thunderboard.dtsi
index 66b981e370b..e94827c0c81 100644
--- a/boards/silabs/dev_kits/sltb010a/thunderboard.dtsi
+++ b/boards/silabs/dev_kits/sltb010a/thunderboard.dtsi
@@ -130,10 +130,6 @@
 	status = "okay";
 };
 
-&burtc0 {
-	status = "okay";
-};
-
 &rtcc0 {
 	status = "okay";
 };
diff --git a/boards/silabs/dev_kits/xg24_dk2601b/xg24_dk2601b_defconfig b/boards/silabs/dev_kits/xg24_dk2601b/xg24_dk2601b_defconfig
index b7dbc036d0c..751fbb5cae5 100644
--- a/boards/silabs/dev_kits/xg24_dk2601b/xg24_dk2601b_defconfig
+++ b/boards/silabs/dev_kits/xg24_dk2601b/xg24_dk2601b_defconfig
@@ -5,7 +5,6 @@ CONFIG_ARM_MPU=y
 CONFIG_CONSOLE=y
 CONFIG_UART_CONSOLE=y
 CONFIG_SERIAL=y
-CONFIG_CORTEX_M_SYSTICK=y
 CONFIG_GPIO=y
 CONFIG_HW_STACK_PROTECTION=y
 CONFIG_PINCTRL=y
diff --git a/boards/silabs/dev_kits/xg27_dk2602a/thunderboard.dtsi b/boards/silabs/dev_kits/xg27_dk2602a/thunderboard.dtsi
index 66b981e370b..e94827c0c81 100644
--- a/boards/silabs/dev_kits/xg27_dk2602a/thunderboard.dtsi
+++ b/boards/silabs/dev_kits/xg27_dk2602a/thunderboard.dtsi
@@ -130,10 +130,6 @@
 	status = "okay";
 };
 
-&burtc0 {
-	status = "okay";
-};
-
 &rtcc0 {
 	status = "okay";
 };
diff --git a/boards/silabs/dev_kits/xg27_dk2602a/xg27_dk2602a_defconfig b/boards/silabs/dev_kits/xg27_dk2602a/xg27_dk2602a_defconfig
index ecee74de4cc..40057c1dd75 100644
--- a/boards/silabs/dev_kits/xg27_dk2602a/xg27_dk2602a_defconfig
+++ b/boards/silabs/dev_kits/xg27_dk2602a/xg27_dk2602a_defconfig
@@ -9,7 +9,3 @@ CONFIG_SOC_GECKO_EMU_DCDC=y
 CONFIG_SOC_GECKO_EMU_DCDC_MODE_ON=y
 CONFIG_HW_STACK_PROTECTION=y
 CONFIG_PINCTRL=y
-
-# Use BURTC as system clock source
-CONFIG_GECKO_BURTC_TIMER=y
-CONFIG_SYS_CLOCK_TICKS_PER_SEC=1024
diff --git a/boards/silabs/radio_boards/xg24_rb4187c/xg24_rb4187c.dts b/boards/silabs/radio_boards/xg24_rb4187c/xg24_rb4187c.dts
index f398b919257..7c45892f8d1 100644
--- a/boards/silabs/radio_boards/xg24_rb4187c/xg24_rb4187c.dts
+++ b/boards/silabs/radio_boards/xg24_rb4187c/xg24_rb4187c.dts
@@ -148,10 +148,6 @@
 	status = "okay";
 };
 
-&burtc0 {
-	status = "okay";
-};
-
 &sysrtc0 {
 	status = "okay";
 };
diff --git a/boards/silabs/radio_boards/xg24_rb4187c/xg24_rb4187c_defconfig b/boards/silabs/radio_boards/xg24_rb4187c/xg24_rb4187c_defconfig
index b437d477f10..9105d3b3344 100644
--- a/boards/silabs/radio_boards/xg24_rb4187c/xg24_rb4187c_defconfig
+++ b/boards/silabs/radio_boards/xg24_rb4187c/xg24_rb4187c_defconfig
@@ -8,7 +8,3 @@ CONFIG_GPIO=y
 CONFIG_SOC_GECKO_EMU_DCDC=y
 CONFIG_SOC_GECKO_EMU_DCDC_MODE_ON=y
 CONFIG_PINCTRL=y
-
-# Use BURTC as system clock source
-CONFIG_GECKO_BURTC_TIMER=y
-CONFIG_SYS_CLOCK_TICKS_PER_SEC=1024
diff --git a/boards/sparkfun/thing_plus_matter_mgm240p/sparkfun_thing_plus_matter_mgm240p_defconfig b/boards/sparkfun/thing_plus_matter_mgm240p/sparkfun_thing_plus_matter_mgm240p_defconfig
index 85bdf41ea99..28d1fa9d193 100644
--- a/boards/sparkfun/thing_plus_matter_mgm240p/sparkfun_thing_plus_matter_mgm240p_defconfig
+++ b/boards/sparkfun/thing_plus_matter_mgm240p/sparkfun_thing_plus_matter_mgm240p_defconfig
@@ -6,7 +6,6 @@ CONFIG_ARM_MPU=y
 CONFIG_CONSOLE=y
 CONFIG_UART_CONSOLE=y
 CONFIG_SERIAL=y
-CONFIG_CORTEX_M_SYSTICK=y
 CONFIG_GPIO=y
 CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=76800000
 CONFIG_SOC_GECKO_EMU_DCDC=y
diff --git a/soc/silabs/silabs_s2/Kconfig.defconfig b/soc/silabs/silabs_s2/Kconfig.defconfig
index 733c7c4df61..d7dec5deb3d 100644
--- a/soc/silabs/silabs_s2/Kconfig.defconfig
+++ b/soc/silabs/silabs_s2/Kconfig.defconfig
@@ -9,4 +9,13 @@ config SYS_CLOCK_HW_CYCLES_PER_SEC
 	default $(dt_node_int_prop_int,/cpus/cpu@0,clock-frequency) if CORTEX_M_SYSTICK
 	default 32768
 
+config SYS_CLOCK_TICKS_PER_SEC
+	default 1024 if SILABS_SLEEPTIMER_TIMER || GECKO_BURTC_TIMER
+
+config SILABS_SLEEPTIMER_TIMER
+	default y
+
+config CORTEX_M_SYSTICK
+	default n if SILABS_SLEEPTIMER_TIMER || GECKO_BURTC_TIMER
+
 endif