diff --git a/arch/arm64/boot/dts/ti/k3-am623-pfc-750-8400.dts b/arch/arm64/boot/dts/ti/k3-am623-pfc-750-8400.dts
index 87840e46e948..8581fa398fb3 100644
--- a/arch/arm64/boot/dts/ti/k3-am623-pfc-750-8400.dts
+++ b/arch/arm64/boot/dts/ti/k3-am623-pfc-750-8400.dts
@@ -20,3 +20,13 @@
 	status = "okay";
 	board,variant = "pfc400";
 };
+
+&main_spi2 {
+	ti,spi-num-cs = <4>;
+
+	spidev@3 {
+		compatible = "rohm,dh2228fv";
+		reg = <3>;
+		spi-max-frequency = <50000000>;
+	};
+};
diff --git a/arch/arm64/boot/dts/ti/k3-am623-pfc-750-8xxx-common.dtsi b/arch/arm64/boot/dts/ti/k3-am623-pfc-750-8xxx-common.dtsi
index 0f96b1144e7b..b324b3283233 100644
--- a/arch/arm64/boot/dts/ti/k3-am623-pfc-750-8xxx-common.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am623-pfc-750-8xxx-common.dtsi
@@ -236,6 +236,7 @@
 			AM62X_IOPAD(0x0194, PIN_INPUT,  1) /* (B19) MCASP0_AXR3.SPI2_D0 */
 			AM62X_IOPAD(0x0198, PIN_INPUT,  1) /* (A19) MCASP0_AXR2.SPI2_D1 */
 			AM62X_IOPAD(0x01ac, PIN_OUTPUT, 1) /* (E19) MCASP0_AFSR.SPI2_CS0 */
+			AM62X_IOPAD(0x01a8, PIN_OUTPUT, 1) /* (D20) MCASP0_AFSX.SPI2_CS3  */
 		>;
 	};