From: Radha Mohan Chintakuntla <rchintakuntla@xxxxxxxxxx>
Add initial device tree nodes for Cavium Thunder SoCs with support of
48 cores and gicv3. The dts file requires further changes, esp. for
pci, gicv3-its and smmu. This changes will be added later together
with the device drivers.
Signed-off-by: Radha Mohan Chintakuntla <rchintakuntla@xxxxxxxxxx>
Signed-off-by: Robert Richter <rrichter@xxxxxxxxxx>
---
arch/arm64/boot/dts/Makefile | 1 +
arch/arm64/boot/dts/thunder-88xx.dts | 387 +++++++++++++++++++++++++++++++++++
2 files changed, 388 insertions(+)
create mode 100644 arch/arm64/boot/dts/thunder-88xx.dts
diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile
index c52bdb051f66..f8001a62029c 100644
--- a/arch/arm64/boot/dts/Makefile
+++ b/arch/arm64/boot/dts/Makefile
@@ -1,3 +1,4 @@
+dtb-$(CONFIG_ARCH_THUNDER) += thunder-88xx.dtb
dtb-$(CONFIG_ARCH_VEXPRESS) += rtsm_ve-aemv8a.dtb foundation-v8.dtb
dtb-$(CONFIG_ARCH_XGENE) += apm-mustang.dtb
diff --git a/arch/arm64/boot/dts/thunder-88xx.dts b/arch/arm64/boot/dts/thunder-88xx.dts
new file mode 100644
index 000000000000..4cf20ac9138b
--- /dev/null
+++ b/arch/arm64/boot/dts/thunder-88xx.dts
@@ -0,0 +1,387 @@
+/*
+ * Cavium Thunder DTS file
+ *
+ * Copyright (C) 2013, Cavium Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ */
+/dts-v1/;
+
+/* Reserving first 12MB of DDR for firmware */
+/memreserve/ 0x00000000 0x00c00000;
+
+/ {
+ model = "Cavium ThunderX CN88XX Family";
+ compatible = "cavium,thunder-88xx";
+ interrupt-parent = <&gic0>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ aliases {
+ serial0 = &uaa0;
+ serial1 = &uaa1;
+ };
+
+ psci {
+ compatible = "arm,psci-0.2";
+ method = "smc";
+ };
+
+ cpus {
+ #address-cells = <2>;
+ #size-cells = <0>;
+
+ cpu@000 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x000>;
+ enable-method = "psci";
+ };
+ cpu@001 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x001>;
+ enable-method = "psci";
+ };
+ cpu@002 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x002>;
+ enable-method = "psci";
+ };
+ cpu@003 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x003>;
+ enable-method = "psci";
+ };
+ cpu@004 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x004>;
+ enable-method = "psci";
+ };
+ cpu@005 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x005>;
+ enable-method = "psci";
+ };
+ cpu@006 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x006>;
+ enable-method = "psci";
+ };
+ cpu@007 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x007>;
+ enable-method = "psci";
+ };
+ cpu@008 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x008>;
+ enable-method = "psci";
+ };
+ cpu@009 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x009>;
+ enable-method = "psci";
+ };
+ cpu@00a {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x00a>;
+ enable-method = "psci";
+ };
+ cpu@00b {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x00b>;
+ enable-method = "psci";
+ };
+ cpu@00c {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x00c>;
+ enable-method = "psci";
+ };
+ cpu@00d {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x00d>;
+ enable-method = "psci";
+ };
+ cpu@00e {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x00e>;
+ enable-method = "psci";
+ };
+ cpu@00f {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x00f>;
+ enable-method = "psci";
+ };
+ cpu@100 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x100>;
+ enable-method = "psci";
+ };
+ cpu@101 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x101>;
+ enable-method = "psci";
+ };
+ cpu@102 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x102>;
+ enable-method = "psci";
+ };
+ cpu@103 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x103>;
+ enable-method = "psci";
+ };
+ cpu@104 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x104>;
+ enable-method = "psci";
+ };
+ cpu@105 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x105>;
+ enable-method = "psci";
+ };
+ cpu@106 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x106>;
+ enable-method = "psci";
+ };
+ cpu@107 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x107>;
+ enable-method = "psci";
+ };
+ cpu@108 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x108>;
+ enable-method = "psci";
+ };
+ cpu@109 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x109>;
+ enable-method = "psci";
+ };
+ cpu@10a {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x10a>;
+ enable-method = "psci";
+ };
+ cpu@10b {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x10b>;
+ enable-method = "psci";
+ };
+ cpu@10c {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x10c>;
+ enable-method = "psci";
+ };
+ cpu@10d {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x10d>;
+ enable-method = "psci";
+ };
+ cpu@10e {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x10e>;
+ enable-method = "psci";
+ };
+ cpu@10f {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x10f>;
+ enable-method = "psci";
+ };
+ cpu@200 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x200>;
+ enable-method = "psci";
+ };
+ cpu@201 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x201>;
+ enable-method = "psci";
+ };
+ cpu@202 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x202>;
+ enable-method = "psci";
+ };
+ cpu@203 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x203>;
+ enable-method = "psci";
+ };
+ cpu@204 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x204>;
+ enable-method = "psci";
+ };
+ cpu@205 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x205>;
+ enable-method = "psci";
+ };
+ cpu@206 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x206>;
+ enable-method = "psci";
+ };
+ cpu@207 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x207>;
+ enable-method = "psci";
+ };
+ cpu@208 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x208>;
+ enable-method = "psci";
+ };
+ cpu@209 {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x209>;
+ enable-method = "psci";
+ };
+ cpu@20a {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x20a>;
+ enable-method = "psci";
+ };
+ cpu@20b {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x20b>;
+ enable-method = "psci";
+ };
+ cpu@20c {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x20c>;
+ enable-method = "psci";
+ };
+ cpu@20d {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x20d>;
+ enable-method = "psci";
+ };
+ cpu@20e {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x20e>;
+ enable-method = "psci";
+ };
+ cpu@20f {
+ device_type = "cpu";
+ compatible = "cavium,thunder", "arm,armv8";
+ reg = <0x0 0x20f>;
+ enable-method = "psci";
+ };
+ };
+
+ memory@00000000 {
+ device_type = "memory";
+ reg = <0x0 0x00000000 0x0 0x80000000>;
+ };
+
+ gic0: interrupt-controller@801000000000 {
+ compatible = "arm,gic-v3";
+ #interrupt-cells = <3>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+ interrupt-controller;
+ reg = <0x8010 0x00000000 0x0 0x010000>, /* GICD */
+ <0x8010 0x80000000 0x0 0x200000>; /* GICR */
+ interrupts = <1 9 0xf04>;
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <1 13 0xff01>,
+ <1 14 0xff01>,
+ <1 11 0xff01>,
+ <1 10 0xff01>;
+ };
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ clocks {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ refclk50mhz: refclk50mhz {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <50000000>;
+ clock-output-names = "refclk50mhz";
+ };
+ };
+
+ uaa0: serial@87e024000000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0x87e0 0x24000000 0x0 0x1000>;
+ interrupts = <1 21 4>;
+ clocks = <&refclk50mhz>;
+ clock-names = "apb_pclk";
+ };
+
+ uaa1: serial@87e025000000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0x87e0 0x25000000 0x0 0x1000>;
+ interrupts = <1 22 4>;
+ clocks = <&refclk50mhz>;
+ clock-names = "apb_pclk";
+ };
+ };
+};
--
2.0.1
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