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arm64: dts: renesas: initial R8A77970 SoC device tree 

The initial R8A77970 SoC device tree including Cortex-A53 CPU, GIC, timer,
CPG, RST, and SYSC.

Based on the original (and large) patch by Daisuke Matsushita
<daisuke.matsushita.ns@hitachi.com>.

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Sergei Shtylyov 2017-09-15 22:43:20 +03:00 committed by Simon Horman
parent f9ba0c4cfe
commit 41f4345a61
1 changed files with 125 additions and 0 deletions
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arch/arm64/boot/dts/renesas/r8a77970.dtsi Normal file
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/*
* Device Tree Source for the r8a77970 SoC
*
* Copyright (C) 2016-2017 Renesas Electronics Corp.
* Copyright (C) 2017 Cogent Embedded, Inc.
*
* This file is licensed under the terms of the GNU General Public License
* version 2. This program is licensed "as is" without any warranty of any
* kind, whether express or implied.
*/
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/renesas-cpg-mssr.h>
/ {
compatible = "renesas,r8a77970";
#address-cells = <2>;
#size-cells = <2>;
psci {
compatible = "arm,psci-1.0", "arm,psci-0.2";
method = "smc";
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
a53_0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a53", "arm,armv8";
reg = <0>;
clocks = <&cpg CPG_CORE 0>;
power-domains = <&sysc 5>;
next-level-cache = <&L2_CA53>;
enable-method = "psci";
};
L2_CA53: cache-controller {
compatible = "cache";
power-domains = <&sysc 21>;
cache-unified;
cache-level = <2>;
};
};
extal_clk: extal {
compatible = "fixed-clock";
#clock-cells = <0>;
/* This value must be overridden by the board */
clock-frequency = <0>;
};
extalr_clk: extalr {
compatible = "fixed-clock";
#clock-cells = <0>;
/* This value must be overridden by the board */
clock-frequency = <0>;
};
soc {
compatible = "simple-bus";
interrupt-parent = <&gic>;
#address-cells = <2>;
#size-cells = <2>;
ranges;
gic: interrupt-controller@f1010000 {
compatible = "arm,gic-400";
#interrupt-cells = <3>;
#address-cells = <0>;
interrupt-controller;
reg = <0 0xf1010000 0 0x1000>,
<0 0xf1020000 0 0x20000>,
<0 0xf1040000 0 0x20000>,
<0 0xf1060000 0 0x20000>;
interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(1) |
IRQ_TYPE_LEVEL_HIGH)>;
clocks = <&cpg CPG_MOD 408>;
clock-names = "clk";
power-domains = <&sysc 32>;
resets = <&cpg 408>;
};
timer {
compatible = "arm,armv8-timer";
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(1) |
IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(1) |
IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(1) |
IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(1) |
IRQ_TYPE_LEVEL_LOW)>;
};
cpg: clock-controller@e6150000 {
compatible = "renesas,r8a77970-cpg-mssr";
reg = <0 0xe6150000 0 0x1000>;
clocks = <&extal_clk>, <&extalr_clk>;
clock-names = "extal", "extalr";
#clock-cells = <2>;
#power-domain-cells = <0>;
#reset-cells = <1>;
};
rst: reset-controller@e6160000 {
compatible = "renesas,r8a77970-rst";
reg = <0 0xe6160000 0 0x200>;
};
sysc: system-controller@e6180000 {
compatible = "renesas,r8a77970-sysc";
reg = <0 0xe6180000 0 0x440>;
#power-domain-cells = <1>;
};
prr: chipid@fff00044 {
compatible = "renesas,prr";
reg = <0 0xfff00044 0 4>;
};
};
};