linux_dsm_epyc7002/arch/arm64/boot/dts/mediatek/mt6795.dtsi
Scott Shu b6e1f7f966 ARM64: dts: mt6795: enable basic SMP bringup for MT6795
This patch adds support SMP on MediaTek MT6795 Cortex-A53 Octa-core SoC.

Signed-off-by: Scott Shu <scott.shu@mediatek.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
2015-08-07 19:19:41 +02:00

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/*
* Copyright (c) 2015 MediaTek Inc.
* Author: Mars.C <mars.cheng@mediatek.com>
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
/ {
compatible = "mediatek,mt6795";
interrupt-parent = <&sysirq>;
#address-cells = <2>;
#size-cells = <2>;
psci {
compatible = "arm,psci-0.2";
method = "smc";
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a53";
enable-method = "psci";
reg = <0x000>;
};
cpu1: cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a53";
enable-method = "psci";
reg = <0x001>;
};
cpu2: cpu@2 {
device_type = "cpu";
compatible = "arm,cortex-a53";
enable-method = "psci";
reg = <0x002>;
};
cpu3: cpu@3 {
device_type = "cpu";
compatible = "arm,cortex-a53";
enable-method = "psci";
reg = <0x003>;
};
cpu4: cpu@100 {
device_type = "cpu";
compatible = "arm,cortex-a53";
enable-method = "psci";
reg = <0x100>;
};
cpu5: cpu@101 {
device_type = "cpu";
compatible = "arm,cortex-a53";
enable-method = "psci";
reg = <0x101>;
};
cpu6: cpu@102 {
device_type = "cpu";
compatible = "arm,cortex-a53";
enable-method = "psci";
reg = <0x102>;
};
cpu7: cpu@103 {
device_type = "cpu";
compatible = "arm,cortex-a53";
enable-method = "psci";
reg = <0x103>;
};
};
system_clk: dummy13m {
compatible = "fixed-clock";
clock-frequency = <13000000>;
#clock-cells = <0>;
};
rtc_clk: dummy32k {
compatible = "fixed-clock";
clock-frequency = <32000>;
#clock-cells = <0>;
};
uart_clk: dummy26m {
compatible = "fixed-clock";
clock-frequency = <26000000>;
#clock-cells = <0>;
};
timer {
compatible = "arm,armv8-timer";
interrupt-parent = <&gic>;
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 10
(GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
};
sysirq: intpol-controller@10200620 {
compatible = "mediatek,mt6795-sysirq",
"mediatek,mt6577-sysirq";
interrupt-controller;
#interrupt-cells = <3>;
interrupt-parent = <&gic>;
reg = <0 0x10200620 0 0x20>;
};
gic: interrupt-controller@10221000 {
compatible = "arm,gic-400";
#interrupt-cells = <3>;
interrupt-parent = <&gic>;
interrupt-controller;
reg = <0 0x10221000 0 0x1000>,
<0 0x10222000 0 0x2000>,
<0 0x10224000 0 0x2000>,
<0 0x10226000 0 0x2000>;
};
uart0: serial@11002000 {
compatible = "mediatek,mt6795-uart",
"mediatek,mt6577-uart";
reg = <0 0x11002000 0 0x400>;
interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>;
clocks = <&uart_clk>;
status = "disabled";
};
uart1: serial@11003000 {
compatible = "mediatek,mt6795-uart",
"mediatek,mt6577-uart";
reg = <0 0x11003000 0 0x400>;
interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_LOW>;
clocks = <&uart_clk>;
status = "disabled";
};
uart2: serial@11004000 {
compatible = "mediatek,mt6795-uart",
"mediatek,mt6577-uart";
reg = <0 0x11004000 0 0x400>;
interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_LOW>;
clocks = <&uart_clk>;
status = "disabled";
};
uart3: serial@11005000 {
compatible = "mediatek,mt6795-uart",
"mediatek,mt6577-uart";
reg = <0 0x11005000 0 0x400>;
interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_LOW>;
clocks = <&uart_clk>;
status = "disabled";
};
};