diff --git a/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts b/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts
index 791909dca6e1..3427936f9045 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts
@@ -103,6 +103,22 @@ reg_vcc_3v3_sw: regulator-vcc-3v3-sw {
 	};
 };
 
+/* TPM */
+&ecspi1 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_ecspi1>;
+	status = "okay";
+
+	tpm: tpm@0 {
+		compatible = "infineon,slb9670", "tcg,tpm_tis-spi";
+		reg = <0>;
+		spi-max-frequency = <38000000>;
+	};
+};
+
 &eqos {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_eqos>;
@@ -301,6 +317,15 @@ &gpio4 {
 };
 
 &iomuxc {
+	pinctrl_ecspi1: ecspi1grp {
+		fsl,pins = <
+			MX8MP_IOMUXC_ECSPI1_MISO__ECSPI1_MISO   0x80
+			MX8MP_IOMUXC_ECSPI1_MOSI__ECSPI1_MOSI   0x80
+			MX8MP_IOMUXC_ECSPI1_SCLK__ECSPI1_SCLK   0x80
+			MX8MP_IOMUXC_ECSPI1_SS0__GPIO5_IO09     0x00
+		>;
+	};
+
 	pinctrl_eqos: eqosgrp {
 		fsl,pins = <
 			MX8MP_IOMUXC_ENET_MDC__ENET_QOS_MDC			0x2