diff --git a/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi b/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi
new file mode 100644
index 000000000000..9f4a9c263c35
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/sc7280-chrome-common.dtsi
@@ -0,0 +1,97 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * sc7280 fragment for devices with Chrome bootloader
+ *
+ * This file mainly tries to abstract out the memory protections put into
+ * place by the Chrome bootloader which are different than what's put into
+ * place by Qualcomm's typical bootloader. It also has a smattering of other
+ * things that will hold true for any conceivable Chrome design
+ *
+ * Copyright 2022 Google LLC.
+ */
+
+/*
+ * Reserved memory changes
+ *
+ * Delete all unused memory nodes and define the peripheral memory regions
+ * required by the setup for Chrome boards.
+ */
+
+/delete-node/ &hyp_mem;
+/delete-node/ &xbl_mem;
+/delete-node/ &reserved_xbl_uefi_log;
+/delete-node/ &sec_apps_mem;
+
+/ {
+	reserved-memory {
+		adsp_mem: memory@86700000 {
+			reg = <0x0 0x86700000 0x0 0x2800000>;
+			no-map;
+		};
+
+		camera_mem: memory@8ad00000 {
+			reg = <0x0 0x8ad00000 0x0 0x500000>;
+			no-map;
+		};
+
+		venus_mem: memory@8b200000 {
+			reg = <0x0 0x8b200000 0x0 0x500000>;
+			no-map;
+		};
+
+		mpss_mem: memory@8b800000 {
+			reg = <0x0 0x8b800000 0x0 0xf600000>;
+			no-map;
+		};
+
+		wpss_mem: memory@9ae00000 {
+			reg = <0x0 0x9ae00000 0x0 0x1900000>;
+			no-map;
+		};
+
+		mba_mem: memory@9c700000 {
+			reg = <0x0 0x9c700000 0x0 0x200000>;
+			no-map;
+		};
+	};
+};
+
+/* The PMIC PON code isn't compatible w/ how Chrome EC/BIOS handle things. */
+&pmk8350_pon {
+	status = "disabled";
+};
+
+/*
+ * Chrome designs always boot from SPI flash hooked up to the qspi.
+ *
+ * It's expected that all boards will support "dual SPI" at 37.5 MHz.
+ * If some boards need a different speed or have a package that allows
+ * Quad SPI together with WP then those boards can easily override.
+ */
+&qspi {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&qspi_clk>, <&qspi_cs0>, <&qspi_data01>;
+
+	spi_flash: flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+
+		spi-max-frequency = <37500000>;
+		spi-tx-bus-width = <2>;
+		spi-rx-bus-width = <2>;
+	};
+};
+
+/* Modem setup is different on Chrome setups than typical Qualcomm setup */
+&remoteproc_mpss {
+	status = "okay";
+	compatible = "qcom,sc7280-mss-pil";
+	iommus = <&apps_smmu 0x124 0x0>, <&apps_smmu 0x488 0x7>;
+	memory-region = <&mba_mem>, <&mpss_mem>;
+};
+
+/* Increase the size from 2.5MB to 8MB */
+&rmtfs_mem {
+	reg = <0x0 0x9c900000 0x0 0x800000>;
+};
diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine-herobrine-r0.dts b/arch/arm64/boot/dts/qcom/sc7280-herobrine-herobrine-r0.dts
index 8676c93590b5..67680a13c234 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-herobrine-herobrine-r0.dts
+++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine-herobrine-r0.dts
@@ -22,62 +22,15 @@
 #include "pm8350c.dtsi"
 #include "pmk8350.dtsi"
 
+#include "sc7280-chrome-common.dtsi"
+
 / {
 	model = "Google Herobrine (rev0)";
 	compatible = "google,herobrine",
 		     "qcom,sc7280";
 };
 
-/*
- * Reserved memory changes
- *
- * Delete all unused memory nodes and define the peripheral memory regions
- * required by the board dts.
- *
- */
-
-/delete-node/ &hyp_mem;
-/delete-node/ &xbl_mem;
-/delete-node/ &sec_apps_mem;
-
-/* Increase the size from 2MB to 8MB */
-&rmtfs_mem {
-	reg = <0x0 0x83600000 0x0 0x800000>;
-};
-
 / {
-	reserved-memory {
-		adsp_mem: memory@86700000 {
-			reg = <0x0 0x86700000 0x0 0x2800000>;
-			no-map;
-		};
-
-		camera_mem: memory@8ad00000 {
-			reg = <0x0 0x8ad00000 0x0 0x500000>;
-			no-map;
-		};
-
-		venus_mem: memory@8b200000 {
-			reg = <0x0 0x8b200000 0x0 0x500000>;
-			no-map;
-		};
-
-		mpss_mem: memory@8b800000 {
-			reg = <0x0 0x8b800000 0x0 0xf600000>;
-			no-map;
-		};
-
-		wpss_mem: memory@9ae00000 {
-			reg = <0x0 0x9ae00000 0x0 0x1900000>;
-			no-map;
-		};
-
-		mba_mem: memory@9c700000 {
-			reg = <0x0 0x9c700000 0x0 0x200000>;
-			no-map;
-		};
-	};
-
 	aliases {
 		serial0 = &uart5;
 		serial1 = &uart7;
@@ -691,10 +644,6 @@ &pmk8350_gpios {
 	status = "disabled"; /* No GPIOs are connected */
 };
 
-&pmk8350_pon {
-	status = "disabled";
-};
-
 &pmk8350_rtc {
 	status = "disabled";
 };
@@ -717,21 +666,6 @@ &qfprom {
 	vcc-supply = <&vdd_qfprom>;
 };
 
-&qspi {
-	status = "okay";
-	pinctrl-names = "default";
-	pinctrl-0 = <&qspi_clk>, <&qspi_cs0>, <&qspi_data01>;
-
-	flash@0 {
-		compatible = "jedec,spi-nor";
-		reg = <0>;
-
-		spi-max-frequency = <37500000>;
-		spi-tx-bus-width = <2>;
-		spi-rx-bus-width = <2>;
-	};
-};
-
 &qupv3_id_0 {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
index d623d71d8bd4..98c8f39ce459 100644
--- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
@@ -13,6 +13,8 @@
 #include "pm8350c.dtsi"
 #include "pmk8350.dtsi"
 
+#include "sc7280-chrome-common.dtsi"
+
 / {
 	gpio-keys {
 		compatible = "gpio-keys";
@@ -45,58 +47,6 @@ nvme_3v3_regulator: nvme-3v3-regulator {
 	};
 };
 
-/*
- * Reserved memory changes
- *
- * Delete all unused memory nodes and define the peripheral memory regions
- * required by the board dts.
- *
- */
-
-/delete-node/ &hyp_mem;
-/delete-node/ &xbl_mem;
-/delete-node/ &reserved_xbl_uefi_log;
-/delete-node/ &sec_apps_mem;
-
-/* Increase the size from 2.5MB to 8MB */
-&rmtfs_mem {
-	reg = <0x0 0x9c900000 0x0 0x800000>;
-};
-
-/ {
-	reserved-memory {
-		adsp_mem: memory@86700000 {
-			reg = <0x0 0x86700000 0x0 0x2800000>;
-			no-map;
-		};
-
-		camera_mem: memory@8ad00000 {
-			reg = <0x0 0x8ad00000 0x0 0x500000>;
-			no-map;
-		};
-
-		venus_mem: memory@8b200000 {
-			reg = <0x0 0x8b200000 0x0 0x500000>;
-			no-map;
-		};
-
-		mpss_mem: memory@8b800000 {
-			reg = <0x0 0x8b800000 0x0 0xf600000>;
-			no-map;
-		};
-
-		wpss_mem: memory@9ae00000 {
-			reg = <0x0 0x9ae00000 0x0 0x1900000>;
-			no-map;
-		};
-
-		mba_mem: memory@9c700000 {
-			reg = <0x0 0x9c700000 0x0 0x200000>;
-			no-map;
-		};
-	};
-};
-
 &apps_rsc {
 	pm7325-regulators {
 		compatible = "qcom,pm7325-rpmh-regulators";
@@ -313,20 +263,6 @@ &qfprom {
 	vcc-supply = <&vreg_l1c_1p8>;
 };
 
-&qspi {
-	status = "okay";
-	pinctrl-names = "default";
-	pinctrl-0 = <&qspi_clk>, <&qspi_cs0>, <&qspi_data01>;
-
-	flash@0 {
-		compatible = "jedec,spi-nor";
-		reg = <0>;
-		spi-max-frequency = <37500000>;
-		spi-tx-bus-width = <2>;
-		spi-rx-bus-width = <2>;
-	};
-};
-
 &qupv3_id_0 {
 	status = "okay";
 };
@@ -335,13 +271,6 @@ &qupv3_id_1 {
 	status = "okay";
 };
 
-&remoteproc_mpss {
-	status = "okay";
-	compatible = "qcom,sc7280-mss-pil";
-	iommus = <&apps_smmu 0x124 0x0>, <&apps_smmu 0x488 0x7>;
-	memory-region = <&mba_mem &mpss_mem>;
-};
-
 &sdhc_1 {
 	status = "okay";
 
