arm64: dts: qcom: sdm845-starqltechn: add modem support

Add support for modem and ipa(IP Accelerator).
Add spss reserved memory node.

Reviewed-by: Konrad Dybcio <[email protected]>
Signed-off-by: Dzmitry Sankouski <[email protected]>
Link: https://lore.kernel.org/r/20250225-starqltechn_integration_upstream-v9-12-a5d80375cb66@gmail.com
Signed-off-by: Bjorn Andersson <[email protected]>

Author: Dzmitry Sankouski

arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts

@@ -19,6 +19,8 @@
 #include "pm8998.dtsi"
 #include "sdm845-wcd9340.dtsi"
 
+/delete-node/ &rmtfs_mem;
+/delete-node/ &spss_mem;
 /delete-node/ &adsp_mem;
 /delete-node/ &slpi_mem;
 
@@ -106,15 +108,39 @@
 			pmsg-size = <0x40000>;
 		};
 
+		/*
+		 * It seems like reserving the old rmtfs_mem region is also needed to prevent
+		 * random crashes which are most likely modem related, more testing needed.
+		 */
+		removed_region: removed-region@88f00000 {
+			reg = <0 0x88f00000 0 0x1c00000>;
+			no-map;
+		};
+
 		slpi_mem: slpi@96700000 {
 			reg = <0 0x96700000 0 0xf00000>;
 			no-map;
 		};
 
+		spss_mem: spss@97700000 {
+			reg = <0 0x97700000 0 0x100000>;
+			no-map;
+		};
+
 		adsp_mem: memory@97800000 {
 			reg = <0 0x97800000 0 0x2000000>;
 			no-map;
 		};
+
+		rmtfs_mem: rmtfs-mem@fde00000 {
+			compatible = "qcom,rmtfs-mem";
+			reg = <0 0xfde00000 0 0x202000>;
+			qcom,use-guard-pages;
+			no-map;
+
+			qcom,client-id = <1>;
+			qcom,vmid = <QCOM_SCM_VMID_MSS_MSA>;
+		};
 	};
 
 	i2c21 {
@@ -864,6 +890,19 @@
 	qcom,micbias4-microvolt = <1800000>;
 };
 
+&mss_pil {
+	firmware-name = "qcom/sdm845/starqltechn/mba.mbn",
+			"qcom/sdm845/starqltechn/modem.mbn";
+	status = "okay";
+};
+
+&ipa {
+	qcom,gsi-loader = "self";
+	memory-region = <&ipa_fw_mem>;
+	firmware-name = "qcom/sdm845/starqltechn/ipa_fws.mbn";
+	status = "okay";
+};
+
 &usb_1 {
 	status = "okay";
 };