From 2b59af8cd4de6dd9e667af2d045488c29226655b Mon Sep 17 00:00:00 2001
From: Teh Wen Ping <wen.ping.teh@intel.com>
Date: Thu, 9 Jun 2022 10:55:00 +0800
Subject: [PATCH] arm64: dts: Add support for Stratix 10 Software Virtual
 Platform

Add Stratix 10 Software Virtual Platform device tree

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Teh Wen Ping <wen.ping.teh@intel.com>
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
---
 arch/arm64/Kconfig.platforms                  |   3 +-
 arch/arm64/boot/dts/altera/Makefile           |   3 +-
 .../dts/altera/socfpga_stratix10_swvp.dts     | 117 ++++++++++++++++++
 3 files changed, 121 insertions(+), 2 deletions(-)
 create mode 100644 arch/arm64/boot/dts/altera/socfpga_stratix10_swvp.dts

diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
index 4e6d635a1731..aff8cbca811e 100644
--- a/arch/arm64/Kconfig.platforms
+++ b/arch/arm64/Kconfig.platforms
@@ -248,7 +248,8 @@ config ARCH_INTEL_SOCFPGA
 	bool "Intel's SoCFPGA ARMv8 Families"
 	help
 	  This enables support for Intel's SoCFPGA ARMv8 families:
-	  Stratix 10 (ex. Altera), Agilex and eASIC N5X.
+	  Stratix 10 (ex. Altera), Stratix10 Software Virtual Platform,
+	  Agilex and eASIC N5X.
 
 config ARCH_SYNQUACER
 	bool "Socionext SynQuacer SoC Family"
diff --git a/arch/arm64/boot/dts/altera/Makefile b/arch/arm64/boot/dts/altera/Makefile
index 4db83fbeb115..1bf0c472f6b4 100644
--- a/arch/arm64/boot/dts/altera/Makefile
+++ b/arch/arm64/boot/dts/altera/Makefile
@@ -1,3 +1,4 @@
 # SPDX-License-Identifier: GPL-2.0-only
 dtb-$(CONFIG_ARCH_INTEL_SOCFPGA) += socfpga_stratix10_socdk.dtb \
-				socfpga_stratix10_socdk_nand.dtb
+				socfpga_stratix10_socdk_nand.dtb \
+				socfpga_stratix10_swvp.dtb
diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10_swvp.dts b/arch/arm64/boot/dts/altera/socfpga_stratix10_swvp.dts
new file mode 100644
index 000000000000..a8db58573954
--- /dev/null
+++ b/arch/arm64/boot/dts/altera/socfpga_stratix10_swvp.dts
@@ -0,0 +1,117 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2022, Intel Corporation
+ */
+
+#include "socfpga_stratix10.dtsi"
+
+/ {
+	model = "SOCFPGA Stratix 10 SWVP";
+	compatible = "altr,socfpga-stratix10-swvp", "altr,socfpga-stratix10";
+
+	aliases {
+		serial0 = &uart0;
+		serial1 = &uart1;
+
+		timer0 = &timer0;
+		timer1 = &timer1;
+		timer2 = &timer2;
+		timer3 = &timer3;
+
+		ethernet0 = &gmac0;
+		ethernet1 = &gmac1;
+		ethernet2 = &gmac2;
+	};
+
+	chosen {
+		stdout-path = "serial1:115200n8";
+		linux,initrd-start = <0x10000000>;
+		linux,initrd-end = <0x125c8324>;
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x0 0x0 0x0 0x80000000>;
+	};
+};
+
+&cpu0 {
+	enable-method = "spin-table";
+	cpu-release-addr = <0x0 0x0000fff8>;
+};
+
+&cpu1 {
+	enable-method = "spin-table";
+	cpu-release-addr = <0x0 0x0000fff8>;
+};
+
+&cpu2 {
+	enable-method = "spin-table";
+	cpu-release-addr = <0x0 0x0000fff8>;
+};
+
+&cpu3 {
+	enable-method = "spin-table";
+	cpu-release-addr = <0x0 0x0000fff8>;
+};
+
+&osc1 {
+	clock-frequency = <25000000>;
+};
+
+&gmac0 {
+	status = "okay";
+	phy-mode = "rgmii";
+	phy-addr = <0xffffffff>;
+	snps,max-mtu = <0x0>;
+};
+
+&gmac1 {
+	status = "okay";
+	phy-mode = "rgmii";
+	phy-addr = <0xffffffff>;
+};
+
+&gmac2 {
+	status = "okay";
+	phy-mode = "rgmii";
+	phy-addr = <0xffffffff>;
+};
+
+&mmc {
+	status = "okay";
+	altr,dw-mshc-ciu-div = <0x3>;
+	altr,dw-mshc-sdr-timing = <0x0 0x3>;
+	cap-sd-highspeed;
+	cap-mmc-highspeed;
+	broken-cd;
+	bus-width = <4>;
+};
+
+&uart0 {
+	status = "okay";
+};
+
+&uart1 {
+	status = "okay";
+};
+
+&usb0 {
+	clocks = <&clkmgr STRATIX10_L4_MP_CLK>;
+	status = "okay";
+};
+
+&usb1 {
+	clocks = <&clkmgr STRATIX10_L4_MP_CLK>;
+	status = "okay";
+};
+
+&rst {
+	altr,modrst-offset = <0x20>;
+};
+
+&sysmgr {
+	reg = <0xffd12000 0x1000>;
+	interrupts = <0x0 0x10 0x4>;
+	cpu1-start-addr = <0xffd06230>;
+};