142 lines
3.0 KiB
Plaintext
142 lines
3.0 KiB
Plaintext
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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* Copyright 2022 Broadcom Ltd.
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*/
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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/ {
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compatible = "brcm,bcm6858", "brcm,bcmbca";
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#address-cells = <2>;
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#size-cells = <2>;
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interrupt-parent = <&gic>;
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cpus {
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#address-cells = <2>;
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#size-cells = <0>;
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B53_0: cpu@0 {
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compatible = "brcm,brahma-b53";
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device_type = "cpu";
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reg = <0x0 0x0>;
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next-level-cache = <&L2_0>;
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enable-method = "psci";
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};
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B53_1: cpu@1 {
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compatible = "brcm,brahma-b53";
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device_type = "cpu";
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reg = <0x0 0x1>;
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next-level-cache = <&L2_0>;
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enable-method = "psci";
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};
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B53_2: cpu@2 {
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compatible = "brcm,brahma-b53";
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device_type = "cpu";
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reg = <0x0 0x2>;
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next-level-cache = <&L2_0>;
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enable-method = "psci";
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};
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B53_3: cpu@3 {
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compatible = "brcm,brahma-b53";
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device_type = "cpu";
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reg = <0x0 0x3>;
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next-level-cache = <&L2_0>;
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enable-method = "psci";
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};
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L2_0: l2-cache0 {
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compatible = "cache";
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cache-level = <2>;
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};
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};
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timer {
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compatible = "arm,armv8-timer";
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interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
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<GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
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<GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
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<GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
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};
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pmu: pmu {
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compatible = "arm,armv8-pmuv3";
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interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>,
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<GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
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interrupt-affinity = <&B53_0>, <&B53_1>,
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<&B53_2>, <&B53_3>;
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};
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clocks: clocks {
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periph_clk:periph-clk {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <200000000>;
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};
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};
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psci {
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compatible = "arm,psci-0.2";
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method = "smc";
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};
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axi@81000000 {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0x0 0x0 0x81000000 0x8000>;
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gic: interrupt-controller@1000 {
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compatible = "arm,gic-400";
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#interrupt-cells = <3>;
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interrupt-controller;
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reg = <0x1000 0x1000>, /* GICD */
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<0x2000 0x2000>, /* GICC */
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<0x4000 0x2000>, /* GICH */
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<0x6000 0x2000>; /* GICV */
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interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) |
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IRQ_TYPE_LEVEL_HIGH)>;
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};
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};
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bus@ff800000 {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0x0 0x0 0xff800000 0x62000>;
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twd: timer-mfd@400 {
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compatible = "brcm,bcm4908-twd", "simple-mfd", "syscon";
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reg = <0x400 0x4c>;
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ranges = <0x0 0x400 0x4c>;
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#address-cells = <1>;
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#size-cells = <1>;
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timer@0 {
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compatible = "brcm,bcm63138-timer";
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reg = <0x0 0x28>;
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};
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watchdog@28 {
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compatible = "brcm,bcm6345-wdt";
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reg = <0x28 0x8>;
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};
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};
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uart0: serial@640 {
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compatible = "brcm,bcm6345-uart";
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reg = <0x640 0x18>;
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interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
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clocks = <&periph_clk>;
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clock-names = "refclk";
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status = "disabled";
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};
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};
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};
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