arm64: dts: qcom: sc7180: Add a carveout for modem metadata

Add a new carveout for modem metadata on SC7180 SoCs.
Signed-off-by: Sibi Sankar <quic_sibis@quicinc.com>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230117085840.32356-11-quic_sibis@quicinc.com

arch/arm64/boot/dts/qcom/sc7180-idp.dts

@@ -80,6 +80,12 @@ mba_mem: memory@94400000 {
 			reg = <0x0 0x94400000 0x0 0x200000>;
 			no-map;
 		};
+
+		mdata_mem: mpss-metadata {
+			alloc-ranges = <0x0 0xa0000000 0x0 0x20000000>;
+			size = <0x0 0x4000>;
+			no-map;
+		};
 	};
 };
 
@@ -382,7 +388,7 @@ &remoteproc_mpss {
 	clock-names = "iface", "bus", "nav", "snoc_axi", "mnoc_axi", "xo";
 
 	iommus = <&apps_smmu 0x461 0x0>, <&apps_smmu 0x444 0x3>;
-	memory-region = <&mba_mem &mpss_mem>;
+	memory-region = <&mba_mem>, <&mpss_mem>, <&mdata_mem>;
 
 	resets = <&aoss_reset AOSS_CC_MSS_RESTART>,
 		 <&pdc_reset PDC_MODEM_SYNC_RESET>;

arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi

@@ -81,6 +81,12 @@ mba_mem: memory@94400000 {
 			reg = <0x0 0x94400000 0x0 0x200000>;
 			no-map;
 		};
+
+		mdata_mem: mpss-metadata {
+			alloc-ranges = <0x0 0xa0000000 0x0 0x20000000>;
+			size = <0x0 0x4000>;
+			no-map;
+		};
 	};
 
 	aliases {
@@ -869,7 +875,7 @@ &remoteproc_mpss {
 	clock-names = "iface", "bus", "nav", "snoc_axi", "mnoc_axi", "xo";
 
 	iommus = <&apps_smmu 0x461 0x0>, <&apps_smmu 0x444 0x3>;
-	memory-region = <&mba_mem &mpss_mem>;
+	memory-region = <&mba_mem>, <&mpss_mem>, <&mdata_mem>;
 
 	/* This gets overridden for SKUs with LTE support. */
 	firmware-name = "qcom/sc7180-trogdor/modem-nolte/mba.mbn",