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/*
* Copyright (c) 2017 Amlogic, Inc. All rights reserved.
*
* SPDX-License-Identifier: (GPL-2.0+ OR MIT)
*/
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
/ {
compatible = "amlogic,meson-axg";
interrupt-parent = <&gic>;
#address-cells = <2>;
#size-cells = <2>;
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
ranges;
/* 16 MiB reserved for Hardware ROM Firmware */
hwrom_reserved: hwrom@0 {
reg = <0x0 0x0 0x0 0x1000000>;
no-map;
};
/* Alternate 3 MiB reserved for ARM Trusted Firmware (BL31) */
secmon_reserved: secmon@5000000 {
reg = <0x0 0x05000000 0x0 0x300000>;
no-map;
};
};
cpus {
#address-cells = <0x2>;
#size-cells = <0x0>;
cpu0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a53", "arm,armv8";
reg = <0x0 0x0>;
enable-method = "psci";
next-level-cache = <&l2>;
};
cpu1: cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a53", "arm,armv8";
reg = <0x0 0x1>;
enable-method = "psci";
next-level-cache = <&l2>;
};
cpu2: cpu@2 {
device_type = "cpu";
compatible = "arm,cortex-a53", "arm,armv8";
reg = <0x0 0x2>;
enable-method = "psci";
next-level-cache = <&l2>;
};
cpu3: cpu@3 {
device_type = "cpu";
compatible = "arm,cortex-a53", "arm,armv8";
reg = <0x0 0x3>;
enable-method = "psci";
next-level-cache = <&l2>;
};
l2: l2-cache0 {
compatible = "cache";
};
};
arm-pmu {
compatible = "arm,cortex-a53-pmu";
interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>;
interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
};
psci {
compatible = "arm,psci-1.0";
method = "smc";
};
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>;
};
soc {
compatible = "simple-bus";
#address-cells = <2>;
#size-cells = <2>;
ranges;
cbus: cbus@ffd00000 {
compatible = "simple-bus";
reg = <0x0 0xffd00000 0x0 0x25000>;
#address-cells = <2>;
#size-cells = <2>;
ranges = <0x0 0x0 0x0 0xffd00000 0x0 0x25000>;
uart_A: serial@24000 {
compatible = "amlogic,meson-gx-uart", "amlogic,meson-uart";
reg = <0x0 0x24000 0x0 0x14>;
interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>;
status = "disabled";
};
uart_B: serial@23000 {
compatible = "amlogic,meson-gx-uart", "amlogic,meson-uart";
reg = <0x0 0x23000 0x0 0x14>;
interrupts = <GIC_SPI 75 IRQ_TYPE_EDGE_RISING>;
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>;
};
mailbox: mailbox@ff63dc00 {
compatible = "amlogic,meson-gx-mhu", "amlogic,meson-gxbb-mhu";
reg = <0 0xff63dc00 0 0x400>;
interrupts = <GIC_SPI 208 IRQ_TYPE_EDGE_RISING>,
<GIC_SPI 209 IRQ_TYPE_EDGE_RISING>,
<GIC_SPI 210 IRQ_TYPE_EDGE_RISING>;
#mbox-cells = <1>;
};
sram: sram@fffc0000 {
compatible = "amlogic,meson-axg-sram", "mmio-sram";
reg = <0x0 0xfffc0000 0x0 0x20000>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0x0 0xfffc0000 0x20000>;
cpu_scp_lpri: scp-shmem@0 {
compatible = "amlogic,meson-axg-scp-shmem";
reg = <0x13000 0x400>;
};
cpu_scp_hpri: scp-shmem@200 {
compatible = "amlogic,meson-axg-scp-shmem";
reg = <0x13400 0x400>;
};
};
aobus: aobus@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";
};
};
};
};
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