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arm64: dts: renesas: Add Renesas R8A77990 SoC support

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This patch adds basic support for the Renesas R-Car E3 (R8A77990) SoC:
  - PSCI
  - CPU (single)
  - Cache controller
  - Main clocks and controller
  - Interrupt controller
  - Timer
  - PMU
  - Reset controller
  - Product register
  - System controller
  - UART for console

Inspried by a patch by Takeshi Kihara in the BSP.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Yoshihiro Shimoda 2018-04-20 21:28:16 +09:00 committed by Simon Horman
parent 2964d7546f
commit f37a7767f6
1 changed files with 127 additions and 0 deletions
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arch/arm64/boot/dts/renesas/r8a77990.dtsi Normal file
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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Device Tree Source for the r8a77990 SoC
*
* Copyright (C) 2018 Renesas Electronics Corp.
*/
#include <dt-bindings/clock/renesas-cpg-mssr.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
/ {
compatible = "renesas,r8a77990";
#address-cells = <2>;
#size-cells = <2>;
cpus {
#address-cells = <1>;
#size-cells = <0>;
/* 1 core only at this point */
a53_0: cpu@0 {
compatible = "arm,cortex-a53", "arm,armv8";
reg = <0x0>;
device_type = "cpu";
power-domains = <&sysc 5>;
next-level-cache = <&L2_CA53>;
enable-method = "psci";
};
L2_CA53: cache-controller@0 {
compatible = "cache";
reg = <0>;
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>;
};
pmu_a53 {
compatible = "arm,cortex-a53-pmu";
interrupts-extended = <&gic GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>;
interrupt-affinity = <&a53_0>;
};
psci {
compatible = "arm,psci-0.2";
method = "smc";
};
soc: soc {
compatible = "simple-bus";
interrupt-parent = <&gic>;
#address-cells = <2>;
#size-cells = <2>;
ranges;
cpg: clock-controller@e6150000 {
compatible = "renesas,r8a77990-cpg-mssr";
reg = <0 0xe6150000 0 0x1000>;
clocks = <&extal_clk>;
clock-names = "extal";
#clock-cells = <2>;
#power-domain-cells = <0>;
#reset-cells = <1>;
};
rst: reset-controller@e6160000 {
compatible = "renesas,r8a77990-rst";
reg = <0 0xe6160000 0 0x0200>;
};
sysc: system-controller@e6180000 {
compatible = "renesas,r8a77990-sysc";
reg = <0 0xe6180000 0 0x0400>;
#power-domain-cells = <1>;
};
scif2: serial@e6e88000 {
compatible = "renesas,scif-r8a77990",
"renesas,rcar-gen3-scif", "renesas,scif";
reg = <0 0xe6e88000 0 64>;
interrupts = <GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 310>;
clock-names = "fck";
power-domains = <&sysc 32>;
resets = <&cpg 310>;
status = "disabled";
};
gic: interrupt-controller@f1010000 {
compatible = "arm,gic-400";
#interrupt-cells = <3>;
#address-cells = <0>;
interrupt-controller;
reg = <0x0 0xf1010000 0 0x1000>,
<0x0 0xf1020000 0 0x20000>,
<0x0 0xf1040000 0 0x20000>,
<0x0 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>;
};
prr: chipid@fff00044 {
compatible = "renesas,prr";
reg = <0 0xfff00044 0 4>;
};
};
timer {
compatible = "arm,armv8-timer";
interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
<&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
<&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
<&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>;
};
};