diff --git a/arch/arm64/boot/dts/renesas/rzg2lc-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg2lc-smarc-som.dtsi
index 6ebda3724f2c02b4b374026083dc39413b7a2466..90cb7ec4575183f3ba000568ecd2b454fc6cca14 100644
--- a/arch/arm64/boot/dts/renesas/rzg2lc-smarc-som.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg2lc-smarc-som.dtsi
@@ -8,16 +8,6 @@
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/pinctrl/rzg2l-pinctrl.h>
 
-/* SW1[2] should be at OFF position to enable 64 GB eMMC */
-#define EMMC	1
-
-/*
- * To enable uSD card on CN3,
- * SW1[2] should be at ON position.
- * Disable eMMC by setting "#define EMMC	0" above.
- */
-#define SDHI	(!EMMC)
-
 / {
 	aliases {
 		ethernet0 = &eth0;
@@ -185,7 +175,7 @@
 	};
 };
 
-#if SDHI
+#if (!SW_SD0_DEV_SEL)
 &sdhi0 {
 	pinctrl-0 = <&sdhi0_pins>;
 	pinctrl-1 = <&sdhi0_pins_uhs>;
@@ -200,7 +190,7 @@
 };
 #endif
 
-#if EMMC
+#if SW_SD0_DEV_SEL
 &sdhi0 {
 	pinctrl-0 = <&sdhi0_emmc_pins>;
 	pinctrl-1 = <&sdhi0_emmc_pins>;
diff --git a/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi
index 28f21c287ba355ae6ed6505960684f3c9c9e2f46..df7631fe5facf5503ccf8ca92b73ecc9576525fd 100644
--- a/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi
@@ -18,6 +18,8 @@
  * Please change below macros according to SW1 setting
  */
 
+#define SW_SD0_DEV_SEL	1
+
 #define SW_SCIF_CAN	0
 #if (SW_SCIF_CAN)
 /* Due to HW routing, SW_RSPI_CAN is always 0 when SW_SCIF_CAN is set to 1 */