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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (c) 2021 Amlogic, Inc. All rights reserved.
*/
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/reset/amlogic,c3-reset.h>
/ {
cpus {
#address-cells = <2>;
#size-cells = <0>;
cpu0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a35";
reg = <0x0 0x0>;
enable-method = "psci";
};
cpu1: cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a35";
reg = <0x0 0x1>;
enable-method = "psci";
};
};
timer {
compatible = "arm,armv8-timer";
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
};
psci {
compatible = "arm,psci-1.0";
method = "smc";
};
xtal: xtal-clk {
compatible = "fixed-clock";
clock-frequency = <24000000>;
clock-output-names = "xtal";
#clock-cells = <0>;
};
sm: secure-monitor {
compatible = "amlogic,meson-gxbb-sm";
pwrc: power-controller {
compatible = "amlogic,c3-pwrc";
#power-domain-cells = <1>;
};
};
soc {
compatible = "simple-bus";
#address-cells = <2>;
#size-cells = <2>;
ranges;
gic: interrupt-controller@fff01000 {
compatible = "arm,gic-400";
#interrupt-cells = <3>;
#address-cells = <0>;
interrupt-controller;
reg = <0x0 0xfff01000 0 0x1000>,
<0x0 0xfff02000 0 0x2000>,
<0x0 0xfff04000 0 0x2000>,
<0x0 0xfff06000 0 0x2000>;
interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
};
apb4: bus@fe000000 {
compatible = "simple-bus";
reg = <0x0 0xfe000000 0x0 0x480000>;
#address-cells = <2>;
#size-cells = <2>;
ranges = <0x0 0x0 0x0 0xfe000000 0x0 0x480000>;
reset: reset-controller@2000 {
compatible = "amlogic,c3-reset";
reg = <0x0 0x2000 0x0 0x98>;
#reset-cells = <1>;
};
watchdog@2100 {
compatible = "amlogic,c3-wdt", "amlogic,t7-wdt";
reg = <0x0 0x2100 0x0 0x10>;
clocks = <&xtal>;
};
periphs_pinctrl: pinctrl@4000 {
compatible = "amlogic,c3-periphs-pinctrl";
#address-cells = <2>;
#size-cells = <2>;
ranges;
gpio: bank@4000 {
reg = <0x0 0x4000 0x0 0x004c>,
<0x0 0x4100 0x0 0x01de>;
reg-names = "mux", "gpio";
gpio-controller;
#gpio-cells = <2>;
gpio-ranges = <&periphs_pinctrl 0 0 55>;
};
};
gpio_intc: interrupt-controller@4080 {
compatible = "amlogic,c3-gpio-intc", "amlogic,meson-gpio-intc";
reg = <0x0 0x4080 0x0 0x0020>;
interrupt-controller;
#interrupt-cells = <2>;
amlogic,channel-interrupts =
<10 11 12 13 14 15 16 17 18 19 20 21>;
};
uart_b: serial@7a000 {
compatible = "amlogic,meson-s4-uart",
"amlogic,meson-ao-uart";
reg = <0x0 0x7a000 0x0 0x18>;
interrupts = <GIC_SPI 169 IRQ_TYPE_EDGE_RISING>;
status = "disabled";
clocks = <&xtal>, <&xtal>, <&xtal>;
clock-names = "xtal", "pclk", "baud";
};
};
};
};
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