1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2025 Amlogic, Inc. All rights reserved. 4 */ 5 6#include <dt-bindings/interrupt-controller/irq.h> 7#include <dt-bindings/interrupt-controller/arm-gic.h> 8#include <dt-bindings/gpio/gpio.h> 9 10/ { 11 cpus { 12 #address-cells = <2>; 13 #size-cells = <0>; 14 15 cpu0: cpu@0 { 16 device_type = "cpu"; 17 compatible = "arm,cortex-a55"; 18 reg = <0x0 0x0>; 19 enable-method = "psci"; 20 }; 21 22 cpu1: cpu@100 { 23 device_type = "cpu"; 24 compatible = "arm,cortex-a55"; 25 reg = <0x0 0x100>; 26 enable-method = "psci"; 27 }; 28 29 cpu2: cpu@200 { 30 device_type = "cpu"; 31 compatible = "arm,cortex-a55"; 32 reg = <0x0 0x200>; 33 enable-method = "psci"; 34 }; 35 36 cpu3: cpu@300 { 37 device_type = "cpu"; 38 compatible = "arm,cortex-a55"; 39 reg = <0x0 0x300>; 40 enable-method = "psci"; 41 }; 42 43 }; 44 45 timer { 46 compatible = "arm,armv8-timer"; 47 interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, 48 <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, 49 <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, 50 <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; 51 }; 52 53 psci { 54 compatible = "arm,psci-1.0"; 55 method = "smc"; 56 }; 57 58 xtal: xtal-clk { 59 compatible = "fixed-clock"; 60 clock-frequency = <24000000>; 61 clock-output-names = "xtal"; 62 #clock-cells = <0>; 63 }; 64 65 soc { 66 compatible = "simple-bus"; 67 #address-cells = <2>; 68 #size-cells = <2>; 69 ranges; 70 71 gic: interrupt-controller@fff01000 { 72 compatible = "arm,gic-400"; 73 #interrupt-cells = <3>; 74 #address-cells = <0>; 75 interrupt-controller; 76 reg = <0x0 0xfff01000 0 0x1000>, 77 <0x0 0xfff02000 0 0x0100>; 78 interrupts = <GIC_PPI 9 0xf04>; 79 }; 80 81 apb: bus@fe000000 { 82 compatible = "simple-bus"; 83 reg = <0x0 0xfe000000 0x0 0x480000>; 84 #address-cells = <2>; 85 #size-cells = <2>; 86 ranges = <0x0 0x0 0x0 0xfe000000 0x0 0x480000>; 87 88 uart_b: serial@7a000 { 89 compatible = "amlogic,s7-uart", 90 "amlogic,meson-s4-uart"; 91 reg = <0x0 0x7a000 0x0 0x18>; 92 interrupts = <GIC_SPI 169 IRQ_TYPE_EDGE_RISING>; 93 clocks = <&xtal>, <&xtal>, <&xtal>; 94 clock-names = "xtal", "pclk", "baud"; 95 status = "disabled"; 96 }; 97 }; 98 }; 99}; 100