// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2023 Loongson Technology Corporation Limited
*/
/dts-v1/;
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/clock/loongson,ls2k-clk.h>
/ {
#address-cells = <2>;
#size-cells = <2>;
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu0: cpu@0 {
compatible = "loongson,la264";
device_type = "cpu";
reg = <0x0>;
clocks = <&clk LOONGSON2_NODE_CLK>;
};
};
ref_100m: clock-ref-100m {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <100000000>;
clock-output-names = "ref_100m";
};
cpuintc: interrupt-controller {
compatible = "loongson,cpu-interrupt-controller";
#interrupt-cells = <1>;
interrupt-controller;
};
thermal-zones {
cpu-thermal {
polling-delay-passive = <1000>;
polling-delay = <5000>;
thermal-sensors = <&tsensor 0>;
trips {
cpu-alert {
temperature = <33000>;
hysteresis = <2000>;
type = "active";
};
cpu-crit {
temperature = <85000>;
hysteresis = <5000>;
type = "critical";
};
};
};
};
bus@10000000 {
compatible = "simple-bus";
ranges = <0x0 0x10000000 0x0 0x10000000 0x0 0x10000000>,
<0x0 0x02000000 0x0 0x02000000 0x0 0x02000000>,
<0x0 0x20000000 0x0 0x20000000 0x0 0x10000000>,
<0x0 0x40000000 0x0 0x40000000 0x0 0x40000000>,
<0xfe 0x0 0xfe 0x0 0x0 0x40000000>;
#address-cells = <2>;
#size-cells = <2>;
isa@16400000 {
compatible = "isa";
#size-cells = <1>;
#address-cells = <2>;
ranges = <1 0x0 0x0 0x16400000 0x4000>;
};
clk: clock-controller@1fe10400 {
compatible = "loongson,ls2k0500-clk";
reg = <0x0 0x1fe10400 0x0 0x2c>;
#clock-cells = <1>;
clocks = <&ref_100m>;
clock-names = "ref_100m";
};
dma-controller@1fe10c00 {
compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
reg = <0 0x1fe10c00 0 0x8>;
interrupt-parent = <&eiointc>;
interrupts = <67>;
clocks = <&clk LOONGSON2_APB_CLK>;
#dma-cells = <1>;
status = "disabled";
};
dma-controller@1fe10c10 {
compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
reg = <0 0x1fe10c10 0 0x8>;
interrupt-parent = <&eiointc>;
interrupts = <68>;
clocks = <&clk LOONGSON2_APB_CLK>;
#dma-cells = <1>;
status = "disabled";
};
dma-controller@1fe10c20 {
compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
reg = <0 0x1fe10c20 0 0x8>;
interrupt-parent = <&eiointc>;
interrupts = <69>;
clocks = <&clk LOONGSON2_APB_CLK>;
#dma-cells = <1>;
status = "disabled";
};
dma-controller@1fe10c30 {
compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
reg = <0 0x1fe10c30 0 0x8>;
interrupt-parent = <&eiointc>;
interrupts = <70>;
clocks = <&clk LOONGSON2_APB_CLK>;
#dma-cells = <1>;
status = "disabled";
};
liointc0: interrupt-controller@1fe11400 {
compatible = "loongson,liointc-2.0";
reg = <0x0 0x1fe11400 0x0 0x40>,
<0x0 0x1fe11040 0x0 0x8>;
reg-names = "main", "isr0";
interrupt-controller;
#interrupt-cells = <2>;
interrupt-parent = <&cpuintc>;
interrupts = <2>;
interrupt-names = "int0";
loongson,parent_int_map = <0xffffffff>, /* int0 */
<0x00000000>, /* int1 */
<0x00000000>, /* int2 */
<0x00000000>; /* int3 */
};
liointc1: interrupt-controller@1fe11440 {
compatible = "loongson,liointc-2.0";
reg = <0x0 0x1fe11440 0x0 0x40>,
<0x0 0x1fe11048 0x0 0x8>;
reg-names = "main", "isr0";
interrupt-controller;
#interrupt-cells = <2>;
interrupt-parent = <&cpuintc>;
interrupts = <4>;
interrupt-names = "int2";
loongson,parent_int_map = <0x00000000>, /* int0 */
<0x00000000>, /* int1 */
<0xffffffff>, /* int2 */
<0x00000000>; /* int3 */
};
eiointc: interrupt-controller@1fe11600 {
compatible = "loongson,ls2k0500-eiointc";
reg = <0x0 0x1fe11600 0x0 0xea00>;
interrupt-controller;
#interrupt-cells = <1>;
interrupt-parent = <&cpuintc>;
interrupts = <3>;
};
gmac0: ethernet@1f020000 {
compatible = "snps,dwmac-3.70a";
reg = <0x0 0x1f020000 0x0 0x10000>;
interrupt-parent = <&liointc0>;
interrupts = <12 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "macirq";
status = "disabled";
};
gmac1: ethernet@1f030000 {
compatible = "snps,dwmac-3.70a";
reg = <0x0 0x1f030000 0x0 0x10000>;
interrupt-parent = <&liointc0>;
interrupts = <14 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "macirq";
status = "disabled";
};
sata: sata@1f040000 {
compatible = "snps,spear-ahci";
reg = <0x0 0x1f040000 0x0 0x10000>;
interrupt-parent = <&eiointc>;
interrupts = <75>;
status = "disabled";
};
ehci0: usb@1f050000 {
compatible = "generic-ehci";
reg = <0x0 0x1f050000 0x0 0x8000>;
interrupt-parent = <&eiointc>;
interrupts = <71>;
status = "disabled";
};
ohci0: usb@1f058000 {
compatible = "generic-ohci";
reg = <0x0 0x1f058000 0x0 0x8000>;
interrupt-parent = <&eiointc>;
interrupts = <72>;
status = "disabled";
};
tsensor: thermal-sensor@1fe11500 {
compatible = "loongson,ls2k0500-thermal", "loongson,ls2k1000-thermal";
reg = <0x0 0x1fe11500 0x0 0x30>;
interrupt-parent = <&liointc0>;
interrupts = <7 IRQ_TYPE_LEVEL_HIGH>;
#thermal-sensor-cells = <1>;
};
uart0: serial@1ff40800 {
compatible = "ns16550a";
reg = <0x0 0x1ff40800 0x0 0x10>;
clock-frequency = <100000000>;
interrupt-parent = <&eiointc>;
interrupts = <2>;
no-loopback-test;
status = "disabled";
};
i2c0: i2c@1ff48000 {
compatible = "loongson,ls2k-i2c";
reg = <0x0 0x1ff48000 0x0 0x0800>;
interrupt-parent = <&eiointc>;
interrupts = <14>;
status = "disabled";
};
i2c@1ff48800 {
compatible = "loongson,ls2k-i2c";
reg = <0x0 0x1ff48800 0x0 0x0800>;
interrupt-parent = <&eiointc>;
interrupts = <15>;
status = "disabled";
};
i2c@1ff49000 {
compatible = "loongson,ls2k-i2c";
reg = <0x0 0x1ff49000 0x0 0x0800>;
interrupt-parent = <&eiointc>;
interrupts = <16>;
status = "disabled";
};
i2c@1ff49800 {
compatible = "loongson,ls2k-i2c";
reg = <0x0 0x1ff49800 0x0 0x0800>;
interrupt-parent = <&eiointc>;
interrupts = <17>;
status = "disabled";
};
i2c@1ff4a000 {
compatible = "loongson,ls2k-i2c";
reg = <0x0 0x1ff4a000 0x0 0x0800>;
interrupt-parent = <&eiointc>;
interrupts = <18>;
status = "disabled";
};
i2c@1ff4a800 {
compatible = "loongson,ls2k-i2c";
reg = <0x0 0x1ff4a800 0x0 0x0800>;
interrupt-parent = <&eiointc>;
interrupts = <19>;
status = "disabled";
};
pmc: power-management@1ff6c000 {
compatible = "loongson,ls2k0500-pmc", "syscon";
reg = <0x0 0x1ff6c000 0x0 0x58>;
interrupt-parent = <&eiointc>;
interrupts = <56>;
loongson,suspend-address = <0x0 0x1c000500>;
syscon-reboot {
compatible = "syscon-reboot";
offset = <0x30>;
mask = <0x1>;
};
syscon-poweroff {
compatible = "syscon-poweroff";
regmap = <&pmc>;
offset = <0x14>;
mask = <0x3c00>;
value = <0x3c00>;
};
};
rtc0: rtc@1ff6c100 {
compatible = "loongson,ls2k0500-rtc", "loongson,ls7a-rtc";
reg = <0x0 0x1ff6c100 0x0 0x100>;
interrupt-parent = <&eiointc>;
interrupts = <35>;
status = "disabled";
};
pcie@1a000000 {
compatible = "loongson,ls2k-pci";
reg = <0x0 0x1a000000 0x0 0x02000000>,
<0xfe 0x0 0x0 0x20000000>;
#address-cells = <3>;
#size-cells = <2>;
device_type = "pci";
bus-range = <0x0 0x5>;
ranges = <0x01000000 0x0 0x00004000 0x0 0x16404000 0x0 0x00004000>,
<0x02000000 0x0 0x40000000 0x0 0x40000000 0x0 0x40000000>;
pcie@0,0 {
reg = <0x0000 0x0 0x0 0x0 0x0>;
#address-cells = <3>;
#size-cells = <2>;
device_type = "pci";
interrupt-parent = <&eiointc>;
#interrupt-cells = <1>;
interrupt-map-mask = <0x0 0x0 0x0 0x0>;
interrupt-map = <0x0 0x0 0x0 0x0 &eiointc 81>;
ranges;
};
pcie@1,0 {
reg = <0x0800 0x0 0x0 0x0 0x0>;
#address-cells = <3>;
#size-cells = <2>;
device_type = "pci";
interrupt-parent = <&eiointc>;
#interrupt-cells = <1>;
interrupt-map-mask = <0x0 0x0 0x0 0x0>;
interrupt-map = <0x0 0x0 0x0 0x0 &eiointc 82>;
ranges;
};
};
};
};
Codebase Browser
linux