Samsung DTS ARM64 changes for v7.3

1. New SoC Exynos8855 (market naming: Exynos 1580) basic support with
    its SMDK development board.  That's a 8-core SoC, released in Q4
    2024.
 
 2. ExynosAutov920: Add HSI0 syscon node.
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Merge tag 'samsung-dt64-7.3' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into soc/dt

Samsung DTS ARM64 changes for v7.3

1. New SoC Exynos8855 (market naming: Exynos 1580) basic support with
   its SMDK development board.  That's a 8-core SoC, released in Q4
   2024.

2. ExynosAutov920: Add HSI0 syscon node.

* tag 'samsung-dt64-7.3' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  MAINTAINERS: Add entry for Samsung Exynos8855 SoC
  arm64: dts: exynos: add initial support for Samsung Exynos8855 smdk
  dt-binding: ARM: samsung: Add Samsung Exynos8855
  arm64: dts: exynosautov920: Add hsi0 syscon node for PCIe PHY

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Documentation/devicetree/bindings/arm/samsung/samsung-boards.yaml

@@ -235,6 +235,12 @@ properties:
               - winlink,e850-96                 # WinLink E850-96
           - const: samsung,exynos850
 
+      - description: Exynos8855 based boards
+        items:
+          - enum:
+              - samsung,exynos8855-smdk         # Samsung SMDK
+          - const: samsung,exynos8855
+
       - description: Exynos8895 based boards
         items:
           - enum:

MAINTAINERS

@@ -23993,6 +23993,13 @@ F:	arch/arm64/boot/dts/exynos/exynos850*
 F:	drivers/clk/samsung/clk-exynos850.c
 F:	include/dt-bindings/clock/exynos850.h
 
+SAMSUNG EXYNOS8855 SoC SUPPORT
+M:	Alim Akhtar <alim.akhtar@samsung.com>
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+L:	linux-samsung-soc@vger.kernel.org
+S:	Maintained
+F:	arch/arm64/boot/dts/exynos/exynos8855*
+
 SAMSUNG EXYNOS ACPM MAILBOX PROTOCOL
 M:	Tudor Ambarus <tudor.ambarus@linaro.org>
 L:	linux-kernel@vger.kernel.org

arch/arm64/boot/dts/exynos/Makefile

@@ -14,6 +14,7 @@ dtb-$(CONFIG_ARCH_EXYNOS) += \
 	exynos7870-on7xelte.dtb		\
 	exynos7885-jackpotlte.dtb	\
 	exynos850-e850-96.dtb		\
+	exynos8855-smdk.dtb		\
 	exynos8895-dreamlte.dtb		\
 	exynos9810-starlte.dtb		\
 	exynos990-c1s.dtb		\

arch/arm64/boot/dts/exynos/exynos8855-pinctrl.dtsi

@@ -0,0 +1,574 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Samsung's S5E8855 SoC pin-mux and pin-config device tree source
+ *
+ * Copyright (c) 2023 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * Samsung's S5E8855 SoC pin-mux and pin-config options are listed as device
+ * tree nodes are listed in this file.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include "exynos-pinctrl.h"
+
+&pinctrl_alive {
+	gpa0: gpa0-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpa1: gpa1-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpq0: gpq0-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+
+	gpq1: gpq1-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+	};
+
+	gpc0: gpc0-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpc1: gpc1-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpc2: gpc2-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpc3: gpc3-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpc4: gpc4-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpc5: gpc5-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpc6: gpc6-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpc7: gpc7-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpc8: gpc8-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpc9: gpc9-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpc10: gpc10-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpc11: gpc11-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpc12: gpc12-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpc13: gpc13-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpc14: gpc14-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpj0: gpj0-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpj1: gpj1-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpj2: gpj2-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
+	};
+};
+
+&pinctrl_cmgp {
+	gpm0: gpm0-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm1: gpm1-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm2: gpm2-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm3: gpm3-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm4: gpm4-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm5: gpm5-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm6: gpm6-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm7: gpm7-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm8: gpm8-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm9: gpm9-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm10: gpm10-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm11: gpm11-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm12: gpm12-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 126 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm13: gpm13-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 127 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm14: gpm14-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 128 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm15: gpm15-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 129 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm16: gpm16-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 130 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm17: gpm17-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm18: gpm18-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 132 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm19: gpm19-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 133 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm20: gpm20-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 134 IRQ_TYPE_LEVEL_HIGH>;
+	};
+
+	gpm21: gpm21-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SPI 135 IRQ_TYPE_LEVEL_HIGH>;
+	};
+};
+
+&pinctrl_hsi_ufs {
+	gpf3: gpf3-gpio-bank{
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+	};
+};
+
+&pinctrl_peric {
+	gpp0: gpp0-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+	};
+
+	gpp1: gpp1-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+	};
+
+	gpp2: gpp2-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+	};
+
+	gpg0: gpg0-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+	};
+
+	gpg1: gpg1-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+	};
+
+	gpb0: gpb0-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+	};
+
+	gpb1: gpb1-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+	};
+};
+
+&pinctrl_pericmmc {
+	gpf2: gpf2-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+	};
+};
+
+&pinctrl_usi {
+	gpp3: gpp3-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+	};
+
+	gpp4: gpp4-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+	};
+
+	gpg2: gpg2-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+	};
+
+	gpg3: gpg3-gpio-bank {
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		interrupt-controller;
+		#interrupt-cells = <2>;
+	};
+};

arch/arm64/boot/dts/exynos/exynos8855-smdk.dts

@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Samsung Exynos8855 SMDK board device tree source
+ *
+ * Copyright (C) 2023 Samsung Electronics Co., Ltd.
+ *
+ * Device tree source file for Samsung SMDK board which is based on
+ * Exynos8855 SoC.
+ */
+
+/dts-v1/;
+
+#include "exynos8855.dtsi"
+
+/ {
+	model = "Samsung Exynos8855 SMDK board";
+	compatible = "samsung,exynos8855-smdk","samsung,exynos8855";
+
+	chosen {
+	};
+
+	memory@80000000 {
+		device_type = "memory";
+		reg = <0x0 0x80000000 0x80000000>;
+	};
+
+};
+
+&oscclk {
+	clock-frequency = <76800000>;
+};

arch/arm64/boot/dts/exynos/exynos8855.dtsi

@@ -0,0 +1,204 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Samsung Exynos8855 SoC device tree source
+ *
+ * Copyright (C) 2023 Samsung Electronics Co., Ltd.
+ *
+ * Samsung Exynos8855 SoC device nodes are listed in this file.
+ * Exynos8855 based board files can include this file and provide
+ * values for board specific bindings.
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+	compatible = "samsung,exynos8855";
+	#address-cells = <2>;
+	#size-cells = <1>;
+
+	interrupt-parent = <&gic>;
+
+	aliases {
+		pinctrl0 = &pinctrl_alive;
+		pinctrl1 = &pinctrl_cmgp;
+		pinctrl2 = &pinctrl_hsi_ufs;
+		pinctrl3 = &pinctrl_peric;
+		pinctrl4 = &pinctrl_pericmmc;
+		pinctrl5 = &pinctrl_usi;
+	};
+
+	oscclk: clock-oscclk {
+		compatible = "fixed-clock";
+		clock-output-names = "oscclk";
+		#clock-cells = <0>;
+	};
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu-map {
+			cluster0 {
+				core0 {
+					cpu = <&cpu0>;
+				};
+				core1 {
+					cpu = <&cpu1>;
+				};
+				core2 {
+					cpu = <&cpu2>;
+				};
+				core3 {
+					cpu = <&cpu3>;
+				};
+			};
+
+			cluster1 {
+				core0 {
+					cpu = <&cpu4>;
+				};
+				core1 {
+					cpu = <&cpu5>;
+				};
+				core2 {
+					cpu = <&cpu6>;
+				};
+			};
+
+			cluster2 {
+				core0 {
+					cpu = <&cpu7>;
+				};
+			};
+		};
+
+		cpu0: cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a520";
+			reg = <0x0>;
+			enable-method = "psci";
+		};
+
+		cpu1: cpu@100 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a520";
+			reg = <0x100>;
+			enable-method = "psci";
+		};
+
+		cpu2: cpu@200 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a520";
+			reg = <0x200>;
+			enable-method = "psci";
+		};
+
+		cpu3: cpu@300 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a520";
+			reg = <0x300>;
+			enable-method = "psci";
+		};
+
+		cpu4: cpu@400 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a720";
+			reg = <0x400>;
+			enable-method = "psci";
+		};
+
+		cpu5: cpu@500 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a720";
+			reg = <0x500>;
+			enable-method = "psci";
+		};
+
+		cpu6: cpu@600 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a720";
+			reg = <0x600>;
+			enable-method = "psci";
+		};
+
+		cpu7: cpu@700 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a720";
+			reg = <0x700>;
+			enable-method = "psci";
+		};
+	};
+
+	psci {
+		compatible = "arm,psci-1.0";
+		method = "smc";
+	};
+
+	soc: soc@0 {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0x0 0x0 0x0 0x20000000>;
+
+		gic: interrupt-controller@10200000 {
+			compatible = "arm,gic-v3";
+			#interrupt-cells = <3>;
+			interrupt-controller;
+			reg = <0x10200000 0x10000>,
+			      <0x10240000 0x140000>;
+			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+		};
+
+		pinctrl_alive: pinctrl@11850000 {
+			compatible = "samsung,exynos8855-pinctrl";
+			reg = <0x11850000 0x1000>;
+
+			wakeup-interrupt-controller {
+				compatible = "samsung,exynos8855-wakeup-eint",
+					     "samsung,exynos7-wakeup-eint";
+			};
+		};
+
+		pinctrl_cmgp: pinctrl@12030000 {
+			compatible = "samsung,exynos8855-pinctrl";
+			reg = <0x12030000 0x1000>;
+			interrupts = <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>;
+		};
+
+		pinctrl_usi: pinctrl@15030000 {
+			compatible = "samsung,exynos8855-pinctrl";
+			reg = <0x15030000 0x1000>;
+			interrupts = <GIC_SPI 440 IRQ_TYPE_LEVEL_HIGH>;
+		};
+
+		pinctrl_peric: pinctrl@15440000 {
+			compatible = "samsung,exynos8855-pinctrl";
+			reg = <0x15440000 0x1000>;
+			interrupts = <GIC_SPI 394 IRQ_TYPE_LEVEL_HIGH>;
+		};
+
+		pinctrl_pericmmc: pinctrl@154f0000 {
+			compatible = "samsung,exynos8855-pinctrl";
+			reg = <0x154f0000 0x1000>;
+			interrupts = <GIC_SPI 395 IRQ_TYPE_LEVEL_HIGH>;
+		};
+
+		pinctrl_hsi_ufs: pinctrl@17040000 {
+			compatible = "samsung,exynos8855-pinctrl";
+			reg = <0x17040000 0x1000>;
+			interrupts = <GIC_SPI 318 IRQ_TYPE_LEVEL_HIGH>;
+		};
+	};
+
+	timer {
+		compatible = "arm,armv8-timer";
+		/* Hypervisor Virtual Timer interrupt is not wired to GIC */
+		interrupts =
+		     <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>,
+		     <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>,
+		     <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>,
+		     <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>;
+	};
+};
+
+#include "exynos8855-pinctrl.dtsi"

arch/arm64/boot/dts/exynos/exynosautov920.dtsi

@@ -1382,6 +1382,12 @@ cmu_hsi0: clock-controller@16000000 {
 				      "noc";
 		};
 
+		syscon_hsi0: syscon@16030000 {
+			compatible = "samsung,exynosautov920-hsi0-sysreg",
+				     "syscon";
+			reg = <0x16030000 0x1000>;
+		};
+
 		pinctrl_hsi0: pinctrl@16040000 {
 			compatible = "samsung,exynosautov920-pinctrl";
 			reg = <0x16040000 0x10000>;