1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2021 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-a35"; 18 reg = <0x0 0x0>; 19 enable-method = "psci"; 20 }; 21 22 cpu1: cpu@1 { 23 device_type = "cpu"; 24 compatible = "arm,cortex-a35"; 25 reg = <0x0 0x1>; 26 enable-method = "psci"; 27 }; 28 }; 29 30 timer { 31 compatible = "arm,armv8-timer"; 32 interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, 33 <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, 34 <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, 35 <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; 36 }; 37 38 psci { 39 compatible = "arm,psci-1.0"; 40 method = "smc"; 41 }; 42 43 xtal: xtal-clk { 44 compatible = "fixed-clock"; 45 clock-frequency = <24000000>; 46 clock-output-names = "xtal"; 47 #clock-cells = <0>; 48 }; 49 50 sm: secure-monitor { 51 compatible = "amlogic,meson-gxbb-sm"; 52 53 pwrc: power-controller { 54 compatible = "amlogic,c3-pwrc"; 55 #power-domain-cells = <1>; 56 }; 57 }; 58 59 soc { 60 compatible = "simple-bus"; 61 #address-cells = <2>; 62 #size-cells = <2>; 63 ranges; 64 65 gic: interrupt-controller@fff01000 { 66 compatible = "arm,gic-400"; 67 #interrupt-cells = <3>; 68 #address-cells = <0>; 69 interrupt-controller; 70 reg = <0x0 0xfff01000 0 0x1000>, 71 <0x0 0xfff02000 0 0x2000>, 72 <0x0 0xfff04000 0 0x2000>, 73 <0x0 0xfff06000 0 0x2000>; 74 interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; 75 }; 76 77 apb4: bus@fe000000 { 78 compatible = "simple-bus"; 79 reg = <0x0 0xfe000000 0x0 0x480000>; 80 #address-cells = <2>; 81 #size-cells = <2>; 82 ranges = <0x0 0x0 0x0 0xfe000000 0x0 0x480000>; 83 84 watchdog@2100 { 85 compatible = "amlogic,c3-wdt", "amlogic,t7-wdt"; 86 reg = <0x0 0x2100 0x0 0x10>; 87 clocks = <&xtal>; 88 }; 89 90 periphs_pinctrl: pinctrl@4000 { 91 compatible = "amlogic,c3-periphs-pinctrl"; 92 #address-cells = <2>; 93 #size-cells = <2>; 94 ranges; 95 96 gpio: bank@4000 { 97 reg = <0x0 0x4000 0x0 0x004c>, 98 <0x0 0x4100 0x0 0x01de>; 99 reg-names = "mux", "gpio"; 100 gpio-controller; 101 #gpio-cells = <2>; 102 gpio-ranges = <&periphs_pinctrl 0 0 55>; 103 }; 104 }; 105 106 gpio_intc: interrupt-controller@4080 { 107 compatible = "amlogic,meson-gpio-intc", 108 "amlogic,c3-gpio-intc"; 109 reg = <0x0 0x4080 0x0 0x0020>; 110 interrupt-controller; 111 #interrupt-cells = <2>; 112 amlogic,channel-interrupts = 113 <10 11 12 13 14 15 16 17 18 19 20 21>; 114 }; 115 116 uart_b: serial@7a000 { 117 compatible = "amlogic,meson-s4-uart", 118 "amlogic,meson-ao-uart"; 119 reg = <0x0 0x7a000 0x0 0x18>; 120 interrupts = <GIC_SPI 169 IRQ_TYPE_EDGE_RISING>; 121 status = "disabled"; 122 clocks = <&xtal>, <&xtal>, <&xtal>; 123 clock-names = "xtal", "pclk", "baud"; 124 }; 125 126 }; 127 }; 128}; 129