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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (c) 2018 Amlogic, Inc. All rights reserved.
*/
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
/ {
compatible = "amlogic,g12a";
interrupt-parent = <&gic>;
#address-cells = <2>;
#size-cells = <2>;
cpus {
#address-cells = <0x2>;
#size-cells = <0x0>;
cpu0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x0 0x0>;
enable-method = "psci";
next-level-cache = <&l2>;
};
cpu1: cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x0 0x1>;
enable-method = "psci";
next-level-cache = <&l2>;
};
cpu2: cpu@2 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x0 0x2>;
enable-method = "psci";
next-level-cache = <&l2>;
};
cpu3: cpu@3 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0x0 0x3>;
enable-method = "psci";
next-level-cache = <&l2>;
};
l2: l2-cache0 {
compatible = "cache";
};
};
psci {
compatible = "arm,psci-1.0";
method = "smc";
};
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
ranges;
/* 3 MiB reserved for ARM Trusted Firmware (BL31) */
secmon_reserved: secmon@5000000 {
reg = <0x0 0x05000000 0x0 0x300000>;
no-map;
};
};
soc {
compatible = "simple-bus";
#address-cells = <2>;
#size-cells = <2>;
ranges;
apb: bus@ff600000 {
compatible = "simple-bus";
reg = <0x0 0xff600000 0x0 0x200000>;
#address-cells = <2>;
#size-cells = <2>;
ranges = <0x0 0x0 0x0 0xff600000 0x0 0x200000>;
periphs: bus@34400 {
compatible = "simple-bus";
reg = <0x0 0x34400 0x0 0x400>;
#address-cells = <2>;
#size-cells = <2>;
ranges = <0x0 0x0 0x0 0x34400 0x0 0x400>;
};
hiu: bus@3c000 {
compatible = "simple-bus";
reg = <0x0 0x3c000 0x0 0x1400>;
#address-cells = <2>;
#size-cells = <2>;
ranges = <0x0 0x0 0x0 0x3c000 0x0 0x1400>;
hhi: system-controller@0 {
compatible = "amlogic,meson-gx-hhi-sysctrl",
"simple-mfd", "syscon";
reg = <0 0 0 0x400>;
clkc: clock-controller {
compatible = "amlogic,g12a-clkc";
#clock-cells = <1>;
clocks = <&xtal>;
clock-names = "xtal";
};
};
};
};
aobus: bus@ff800000 {
compatible = "simple-bus";
reg = <0x0 0xff800000 0x0 0x100000>;
#address-cells = <2>;
#size-cells = <2>;
ranges = <0x0 0x0 0x0 0xff800000 0x0 0x100000>;
uart_AO: serial@3000 {
compatible = "amlogic,meson-gx-uart",
"amlogic,meson-ao-uart";
reg = <0x0 0x3000 0x0 0x18>;
interrupts = <GIC_SPI 193 IRQ_TYPE_EDGE_RISING>;
clocks = <&xtal>, <&xtal>, <&xtal>;
clock-names = "xtal", "pclk", "baud";
status = "disabled";
};
uart_AO_B: serial@4000 {
compatible = "amlogic,meson-gx-uart",
"amlogic,meson-ao-uart";
reg = <0x0 0x4000 0x0 0x18>;
interrupts = <GIC_SPI 197 IRQ_TYPE_EDGE_RISING>;
clocks = <&xtal>, <&xtal>, <&xtal>;
clock-names = "xtal", "pclk", "baud";
status = "disabled";
};
};
gic: interrupt-controller@ffc01000 {
compatible = "arm,gic-400";
reg = <0x0 0xffc01000 0 0x1000>,
<0x0 0xffc02000 0 0x2000>,
<0x0 0xffc04000 0 0x2000>,
<0x0 0xffc06000 0 0x2000>;
interrupt-controller;
interrupts = <GIC_PPI 9
(GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_HIGH)>;
#interrupt-cells = <3>;
#address-cells = <0>;
};
cbus: bus@ffd00000 {
compatible = "simple-bus";
reg = <0x0 0xffd00000 0x0 0x100000>;
#address-cells = <2>;
#size-cells = <2>;
ranges = <0x0 0x0 0x0 0xffd00000 0x0 0x100000>;
clk_msr: clock-measure@18000 {
compatible = "amlogic,meson-g12a-clk-measure";
reg = <0x0 0x18000 0x0 0x10>;
};
};
};
timer {
compatible = "arm,armv8-timer";
interrupts = <GIC_PPI 13
(GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 14
(GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 11
(GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 10
(GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>;
};
xtal: xtal-clk {
compatible = "fixed-clock";
clock-frequency = <24000000>;
clock-output-names = "xtal";
#clock-cells = <0>;
};
};
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