boot/dts/loongson-2k0500.dtsi

1 // SPDX-License-Identifier: GPL-2.0
3  * Copyright (C) 2023 Loongson Technology Corporation Limited
6 /dts-v1/;
8 #include <dt-bindings/interrupt-controller/irq.h>
9 #include <dt-bindings/clock/loongson,ls2k-clk.h>
12 	#address-cells = <2>;
13 	#size-cells = <2>;
16 		#address-cells = <1>;
17 		#size-cells = <0>;
20 			compatible = "loongson,la264";
27 	ref_100m: clock-ref-100m {
28 		compatible = "fixed-clock";
29 		#clock-cells = <0>;
30 		clock-frequency = <100000000>;
31 		clock-output-names = "ref_100m";
34 	cpuintc: interrupt-controller {
35 		compatible = "loongson,cpu-interrupt-controller";
36 		#interrupt-cells = <1>;
37 		interrupt-controller;
40 	thermal-zones {
41 		cpu-thermal {
42 			polling-delay-passive = <1000>;
43 			polling-delay = <5000>;
44 			thermal-sensors = <&tsensor 0>;
47 				cpu-alert {
53 				cpu-crit {
63 		compatible = "simple-bus";
69 		#address-cells = <2>;
70 		#size-cells = <2>;
74 			#size-cells = <1>;
75 			#address-cells = <2>;
76 			ranges = <1 0x0 0x0 0x16400000 0x4000>;
79 		clk: clock-controller@1fe10400 {
80 			compatible = "loongson,ls2k0500-clk";
82 			#clock-cells = <1>;
84 			clock-names = "ref_100m";
87 		dma-controller@1fe10c00 {
88 			compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
90 			interrupt-parent = <&eiointc>;
93 			#dma-cells = <1>;
97 		dma-controller@1fe10c10 {
98 			compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
100 			interrupt-parent = <&eiointc>;
103 			#dma-cells = <1>;
107 		dma-controller@1fe10c20 {
108 			compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
110 			interrupt-parent = <&eiointc>;
113 			#dma-cells = <1>;
117 		dma-controller@1fe10c30 {
118 			compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
120 			interrupt-parent = <&eiointc>;
123 			#dma-cells = <1>;
127 		liointc0: interrupt-controller@1fe11400 {
128 			compatible = "loongson,liointc-2.0";
131 			reg-names = "main", "isr0";
133 			interrupt-controller;
134 			#interrupt-cells = <2>;
135 			interrupt-parent = <&cpuintc>;
137 			interrupt-names = "int0";
139 			loongson,parent_int_map = <0xffffffff>, /* int0 */
145 		liointc1: interrupt-controller@1fe11440 {
146 			compatible = "loongson,liointc-2.0";
149 			reg-names = "main", "isr0";
151 			interrupt-controller;
152 			#interrupt-cells = <2>;
153 			interrupt-parent = <&cpuintc>;
155 			interrupt-names = "int2";
157 			loongson,parent_int_map = <0x00000000>, /* int0 */
163 		eiointc: interrupt-controller@1fe11600 {
164 			compatible = "loongson,ls2k0500-eiointc";
166 			interrupt-controller;
167 			#interrupt-cells = <1>;
168 			interrupt-parent = <&cpuintc>;
172 		gmac0: ethernet@1f020000 {
173 			compatible = "snps,dwmac-3.70a";
175 			interrupt-parent = <&liointc0>;
177 			interrupt-names = "macirq";
181 		gmac1: ethernet@1f030000 {
182 			compatible = "snps,dwmac-3.70a";
184 			interrupt-parent = <&liointc0>;
186 			interrupt-names = "macirq";
190 		sata: sata@1f040000 {
191 			compatible = "snps,spear-ahci";
193 			interrupt-parent = <&eiointc>;
198 		ehci0: usb@1f050000 {
199 			compatible = "generic-ehci";
201 			interrupt-parent = <&eiointc>;
206 		ohci0: usb@1f058000 {
207 			compatible = "generic-ohci";
209 			interrupt-parent = <&eiointc>;
214 		tsensor: thermal-sensor@1fe11500 {
215 			compatible = "loongson,ls2k0500-thermal", "loongson,ls2k1000-thermal";
217 			interrupt-parent = <&liointc0>;
219 			#thermal-sensor-cells = <1>;
222 		uart0: serial@1ff40800 {
225 			clock-frequency = <100000000>;
226 			interrupt-parent = <&eiointc>;
228 			no-loopback-test;
232 		i2c0: i2c@1ff48000 {
233 			compatible = "loongson,ls2k-i2c";
235 			interrupt-parent = <&eiointc>;
240 		i2c@1ff48800 {
241 			compatible = "loongson,ls2k-i2c";
243 			interrupt-parent = <&eiointc>;
248 		i2c@1ff49000 {
249 			compatible = "loongson,ls2k-i2c";
251 			interrupt-parent = <&eiointc>;
256 		i2c@1ff49800 {
257 			compatible = "loongson,ls2k-i2c";
259 			interrupt-parent = <&eiointc>;
264 		i2c@1ff4a000 {
265 			compatible = "loongson,ls2k-i2c";
267 			interrupt-parent = <&eiointc>;
272 		i2c@1ff4a800 {
273 			compatible = "loongson,ls2k-i2c";
275 			interrupt-parent = <&eiointc>;
280 		pmc: power-management@1ff6c000 {
281 			compatible = "loongson,ls2k0500-pmc", "syscon";
283 			interrupt-parent = <&eiointc>;
285 			loongson,suspend-address = <0x0 0x1c000500>;
287 			syscon-reboot {
288 				compatible = "syscon-reboot";
293 			syscon-poweroff {
294 				compatible = "syscon-poweroff";
302 		rtc0: rtc@1ff6c100 {
303 			compatible = "loongson,ls2k0500-rtc", "loongson,ls7a-rtc";
305 			interrupt-parent = <&eiointc>;
310 		pcie@1a000000 {
311 			compatible = "loongson,ls2k-pci";
314 			#address-cells = <3>;
315 			#size-cells = <2>;
317 			bus-range = <0x0 0x5>;
323 				#address-cells = <3>;
324 				#size-cells = <2>;
326 				interrupt-parent = <&eiointc>;
327 				#interrupt-cells = <1>;
328 				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
329 				interrupt-map = <0x0 0x0 0x0 0x0 &eiointc 81>;
333 			pcie@1,0 {
335 				#address-cells = <3>;
336 				#size-cells = <2>;
338 				interrupt-parent = <&eiointc>;
339 				#interrupt-cells = <1>;
340 				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
341 				interrupt-map = <0x0 0x0 0x0 0x0 &eiointc 82>;