boot/dts/loongson-2k1000.dtsi

1 // SPDX-License-Identifier: GPL-2.0
6 /dts-v1/;
8 #include <dt-bindings/interrupt-controller/irq.h>
9 #include <dt-bindings/clock/loongson,ls2k-clk.h>
10 #include <dt-bindings/gpio/gpio.h>
13 	#address-cells = <2>;
14 	#size-cells = <2>;
17 		#address-cells = <1>;
18 		#size-cells = <0>;
35 	ref_100m: clock-ref-100m {
36 		compatible = "fixed-clock";
37 		#clock-cells = <0>;
38 		clock-frequency = <100000000>;
39 		clock-output-names = "ref_100m";
42 	cpuintc: interrupt-controller {
43 		compatible = "loongson,cpu-interrupt-controller";
44 		#interrupt-cells = <1>;
45 		interrupt-controller;
49 	i2c-gpio-0 {
50 		compatible = "i2c-gpio";
51 		scl-gpios = <&gpio0 0 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
52 		sda-gpios = <&gpio0 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
53 		i2c-gpio,delay-us = <5>;        /* ~100 kHz */
54 		#address-cells = <1>;
55 		#size-cells = <0>;
60 	i2c-gpio-1 {
61 		compatible = "i2c-gpio";
62 		scl-gpios = <&gpio0 33 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
63 		sda-gpios = <&gpio0 32 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
64 		i2c-gpio,delay-us = <5>;        /* ~100 kHz */
65 		#address-cells = <1>;
66 		#size-cells = <0>;
70 	thermal-zones {
71 		cpu-thermal {
72 			polling-delay-passive = <1000>;
73 			polling-delay = <5000>;
74 			thermal-sensors = <&tsensor 0>;
77 				cpu_alert: cpu-alert {
83 				cpu_crit: cpu-crit {
93 		compatible = "simple-bus";
99 		#address-cells = <2>;
100 		#size-cells = <2>;
101 		dma-coherent;
103 		liointc0: interrupt-controller@1fe01400 {
104 			compatible = "loongson,liointc-2.0";
108 			reg-names = "main", "isr0", "isr1";
109 			interrupt-controller;
110 			#interrupt-cells = <2>;
111 			interrupt-parent = <&cpuintc>;
113 			interrupt-names = "int0";
120 		liointc1: interrupt-controller@1fe01440 {
121 			compatible = "loongson,liointc-2.0";
125 			reg-names = "main", "isr0", "isr1";
126 			interrupt-controller;
127 			#interrupt-cells = <2>;
128 			interrupt-parent = <&cpuintc>;
130 			interrupt-names = "int1";
138 			compatible = "loongson,ls2k-chipid";
140 			little-endian;
144 			compatible = "loongson,ls2k-pinctrl";
149 		clk: clock-controller@1fe00480 {
150 			compatible = "loongson,ls2k-clk";
152 			#clock-cells = <1>;
154 			clock-names = "ref_100m";
159 			compatible = "loongson,ls2k-gpio";
162 			#gpio-cells = <2>;
163 			gpio-controller;
164 			gpio-ranges = <&pctrl 0x0 0x0 15>,
168 			interrupt-parent = <&liointc1>;
235 		tsensor: thermal-sensor@1fe01500 {
236 			compatible = "loongson,ls2k1000-thermal";
238 			interrupt-parent = <&liointc0>;
240 			#thermal-sensor-cells = <1>;
243 		dma-controller@1fe00c00 {
244 			compatible = "loongson,ls2k1000-apbdma";
246 			interrupt-parent = <&liointc1>;
249 			#dma-cells = <1>;
253 		dma-controller@1fe00c10 {
254 			compatible = "loongson,ls2k1000-apbdma";
256 			interrupt-parent = <&liointc1>;
259 			#dma-cells = <1>;
263 		dma-controller@1fe00c20 {
264 			compatible = "loongson,ls2k1000-apbdma";
266 			interrupt-parent = <&liointc1>;
269 			#dma-cells = <1>;
273 		dma-controller@1fe00c30 {
274 			compatible = "loongson,ls2k1000-apbdma";
276 			interrupt-parent = <&liointc1>;
279 			#dma-cells = <1>;
283 		dma-controller@1fe00c40 {
284 			compatible = "loongson,ls2k1000-apbdma";
286 			interrupt-parent = <&liointc1>;
289 			#dma-cells = <1>;
296 			clock-frequency = <125000000>;
297 			interrupt-parent = <&liointc0>;
299 			no-loopback-test;
304 			compatible = "loongson,ls2k-i2c";
306 			interrupt-parent = <&liointc0>;
312 			compatible = "loongson,ls2k-i2c";
314 			interrupt-parent = <&liointc0>;
319 		pmc: power-management@1fe27000 {
320 			compatible = "loongson,ls2k1000-pmc", "loongson,ls2k0500-pmc", "syscon";
322 			interrupt-parent = <&liointc1>;
324 			loongson,suspend-address = <0x0 0x1c000500>;
326 			syscon-reboot {
327 				compatible = "syscon-reboot";
329 				mask = <0x1>;
332 			syscon-poweroff {
333 				compatible = "syscon-poweroff";
336 				mask = <0x3c00>;
342 			compatible = "loongson,ls2k1000-rtc";
344 			interrupt-parent = <&liointc1>;
350 			compatible = "loongson,ls2k1000-spi";
357 			compatible = "loongson,ls2k-pci";
360 			#address-cells = <3>;
361 			#size-cells = <2>;
363 			bus-range = <0x0 0xff>;
369 				interrupt-parent = <&liointc0>;
372 				interrupt-names = "macirq", "eth_lpi";
378 				interrupt-parent = <&liointc0>;
381 				interrupt-names = "macirq", "eth_lpi";
387 				interrupt-parent = <&liointc1>;
394 				interrupt-parent = <&liointc1>;
401 				interrupt-parent = <&liointc0>;
408 				interrupt-parent = <&liointc0>;
415 				interrupt-parent = <&liointc0>;
422 				#address-cells = <3>;
423 				#size-cells = <2>;
425 				#interrupt-cells = <1>;
426 				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
427 				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 0x0 IRQ_TYPE_LEVEL_HIGH>;
433 				#address-cells = <3>;
434 				#size-cells = <2>;
436 				interrupt-parent = <&liointc1>;
437 				#interrupt-cells = <1>;
438 				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
439 				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 1 IRQ_TYPE_LEVEL_HIGH>;
445 				#address-cells = <3>;
446 				#size-cells = <2>;
448 				interrupt-parent = <&liointc1>;
449 				#interrupt-cells = <1>;
450 				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
451 				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 2 IRQ_TYPE_LEVEL_HIGH>;
457 				#address-cells = <3>;
458 				#size-cells = <2>;
460 				interrupt-parent = <&liointc1>;
461 				#interrupt-cells = <1>;
462 				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
463 				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 3 IRQ_TYPE_LEVEL_HIGH>;
469 				#address-cells = <3>;
470 				#size-cells = <2>;
472 				interrupt-parent = <&liointc1>;
473 				#interrupt-cells = <1>;
474 				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
475 				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 4 IRQ_TYPE_LEVEL_HIGH>;
481 				#address-cells = <3>;
482 				#size-cells = <2>;
484 				interrupt-parent = <&liointc1>;
485 				#interrupt-cells = <1>;
486 				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
487 				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 5 IRQ_TYPE_LEVEL_HIGH>;