ARM: dts: msm: Add initial devicetree for Kera OEMVM

Add initial devicetree files for OEMVM for RUMI platform on Kera SoC.

Change-Id: I92019de68818c03dce6c93bba96902b071bb5785
Signed-off-by: Hrishabh Rajput <quic_hrishabh@quicinc.com>

qcom/Makefile

@@ -237,7 +237,8 @@ endif
 
 ifeq ($(CONFIG_ARCH_KERA), y)
 ifeq ($(CONFIG_ARCH_QTI_VM), y)
-kera_tuivm-dtb-$(CONFIG_ARCH_QTI_VM) += kera-vm-rumi.dtb
+kera_tuivm-dtb-$(CONFIG_ARCH_QTI_VM) += kera-vm-rumi.dtb \
+				kera-oemvm-rumi.dtb
 dtb-y += $(kera_tuivm-dtb-y)
 endif
 endif

qcom/kera-oemvm-rumi.dts

@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+/dts-v1/;
+
+#include "kera-oemvm.dtsi"
+#include "kera-oemvm-rumi.dtsi"
+
+/ {
+	model = "Qualcomm Technologies, Inc. Kera OEMVM RUMI";
+	compatible = "qcom,kera-rumi", "qcom,kera", "qcom,rumi";
+	qcom,board-id = <15 0>;
+};

qcom/kera-oemvm-rumi.dtsi

@@ -0,0 +1,8 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+&arch_timer {
+	clock-frequency = <500000>;
+};

qcom/kera-oemvm.dtsi

@@ -0,0 +1,218 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+	#address-cells = <0x2>;
+	#size-cells = <0x2>;
+	qcom,msm-id = <659 0x10000>;
+	interrupt-parent = <&vgic>;
+
+	chosen {
+		bootargs = "nokaslr log_buf_len=256K console=hvc0 loglevel=8 swiotlb=noforce";
+	};
+
+	cpus {
+		#address-cells = <0x2>;
+		#size-cells = <0x0>;
+
+		CPU0: cpu@0 {
+			compatible = "arm,armv8";
+			reg = <0x0 0x0>;
+			device_type = "cpu";
+			enable-method = "psci";
+			cpu-idle-states = <&CPU_PWR_DWN
+					   &CLUSTER_PWR_DWN>;
+		};
+
+		CPU1: cpu@100 {
+			compatible = "arm,armv8";
+			reg = <0x0 0x100>;
+			device_type = "cpu";
+			enable-method = "psci";
+			cpu-idle-states = <&CPU_PWR_DWN
+					   &CLUSTER_PWR_DWN>;
+
+		};
+	};
+
+	idle-states {
+		CPU_PWR_DWN: c4 {  /* Using Medium C4 latencies */
+			compatible = "arm,idle-state";
+			status = "disabled";
+		};
+
+		CLUSTER_PWR_DWN: ss3 { /* C4+CL5+SS3 */
+			compatible = "arm,idle-state";
+			status = "disabled";
+		};
+	};
+
+	qcom,vm-config {
+		compatible = "qcom,vm-1.0";
+		vm-type = "aarch64-guest";
+		boot-config = "fdt,unified";
+		os-type = "linux";
+		kernel-entry-segment = "kernel";
+		kernel-entry-offset = <0x0 0x0>;
+		vendor = "QTI";
+		image-name = "qcom,oemvm";
+		qcom,pasid = <0x0 0x22>;
+		qcom,qtee-config-info = "p=3,9,39,7C,8F,97,159,7F1,CDF;";
+		qcom,secdomain-ids = <49>;
+		qcom,primary-vm-index = <0>;
+		vm-uri = "vmuid/oemvm";
+		vm-guid = "847bfe26-0b12-5728-812a-06103f6bdec0";
+		qcom,sensitive;
+
+		vm-attrs = "context-dump", "crash-restart";
+
+		memory {
+			#address-cells = <0x2>;
+			#size-cells = <0x0>;
+			/*
+			 * IPA address linux image is loaded at. Must be within
+			 * first 1GB due to memory hotplug requirement.
+			 */
+			base-address = <0x0 0x88800000 >;
+		};
+
+		segments {
+			config_cpio = <2>;
+		};
+
+		vcpus {
+			config = "/cpus";
+			affinity = "proxy";
+			affinity-map = <0x0 0x0>;
+			sched-priority = <0>;       /* relative to PVM */
+			sched-timeslice = <2000>;   /* in ms */
+		};
+
+		interrupts {
+			config = &vgic;
+		};
+
+		vdevices {
+			generate = "/hypervisor";
+
+			minidump {
+				vdevice-type = "minidump";
+				push-compatible = "qcom,minidump_rm";
+				minidump_allowed;
+			};
+
+			rm-rpc {
+				vdevice-type = "rm-rpc";
+				generate = "/hypervisor/qcom,resource-mgr";
+				console-dev;
+				message-size = <0x000000f0>;
+				queue-depth = <0x00000008>;
+				qcom,label = <0x1>;
+			};
+
+			virtio-mmio@0 {
+				vdevice-type = "virtio-mmio";
+				generate = "/virtio-mmio";
+				peer-default;
+				vqs-num = <0x1>;
+				push-compatible = "virtio,mmio";
+				dma-coherent;
+				dma_base = <0x0 0x0>;
+				memory {
+					qcom,label = <0x16>;			//for persist.img
+					#address-cells = <0x2>;
+					base = <0x0 0xFFEFC000>;
+				};
+			};
+
+			virtio-mmio@1 {
+				vdevice-type = "virtio-mmio";
+				generate = "/virtio-mmio";
+				peer-default;
+				vqs-num = <0x2>;
+				push-compatible = "virtio,mmio";
+				dma-coherent;
+				dma_base = <0x0 0x4000>;
+				memory {
+					qcom,label = <0x13>;			//for system.img
+					#address-cells = <0x2>;
+					base = <0x0 0xFFF00000>;
+				};
+			};
+
+			swiotlb-shm {
+				vdevice-type = "shm";
+				generate = "/swiotlb";
+				push-compatible = "swiotlb";
+				peer-default;
+				dma_base = <0x0 0x8000>;
+				memory {
+					qcom,label = <0x14>;
+					#address-cells = <0x2>;
+					base = <0x0 0xFFF04000>;
+				};
+			};
+
+			vrtc {
+				vdevice-type = "vrtc-pl031";
+				peer-default;
+				allocate-base;
+			};
+
+		};
+	};
+
+	firmware: firmware {
+		qcom_scm: scm {
+			compatible = "qcom,scm";
+		};
+	};
+
+	soc: soc { };
+};
+
+&soc {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	ranges = <0 0 0 0xffffffff>;
+	compatible = "simple-bus";
+
+	psci {
+		compatible = "arm,psci-1.0";
+		method = "smc";
+	};
+
+	vgic: interrupt-controller@17100000 {
+		compatible = "arm,gic-v3";
+		interrupt-controller;
+		#interrupt-cells = <0x3>;
+		#redistributor-regions = <1>;
+		redistributor-stride = <0x0 0x40000>;
+		reg = <0x17100000 0x10000>,	/* GICD */
+		      <0x17180000 0x200000>;	/* GICR * 8 */
+	};
+
+	arch_timer: timer {
+		compatible = "arm,armv8-timer";
+		always-on;
+		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 12 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
+		clock-frequency = <19200000>;
+	};
+
+	qcom_smcinvoke {
+		compatible = "qcom,smcinvoke";
+	};
+
+	qtee_shmbridge {
+		compatible = "qcom,tee-shared-memory-bridge";
+		qcom,custom-bridge-size = <512>;
+		qcom,support-hypervisor;
+	};
+};

qcom/platform_map.bzl

@@ -162,7 +162,7 @@ _platform_map = {
             {"name": "sunp-vm-hdk.dtb"},
             {"name": "sun-vm-rumi.dtb"},
         ],
-        "binary_compatible_with": ["tuna-oemvm"],
+        "binary_compatible_with": ["tuna-oemvm", "kera-oemvm"],
     },
     "tuna-tuivm": {
         "dtb_list": [
@@ -213,6 +213,14 @@ _platform_map = {
     "kera-tuivm": {
         "dtb_list": [
             # keep sorted
+            {"name": "kera-oemvm-rumi.dtb"},
+            {"name": "kera-vm-rumi.dtb"},
+        ],
+    },
+    "kera-oemvm": {
+        "dtb_list": [
+            # keep sorted
+            {"name": "kera-oemvm-rumi.dtb"},
             {"name": "kera-vm-rumi.dtb"},
         ],
     },