boot/dts/loongson-2k1000.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>
10 #include <dt-bindings/gpio/gpio.h>
13 	#address-cells = <2>;
14 	#size-cells = <2>;
17 		#address-cells = <1>;
18 		#size-cells = <0>;
21 			compatible = "loongson,la264";
27 		cpu1: cpu@1 {
28 			compatible = "loongson,la264";
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;
105 			#size-cells = <1>;
106 			#address-cells = <2>;
107 			ranges = <1 0x0 0x0 0x18000000 0x4000>;
110 		liointc0: interrupt-controller@1fe01400 {
111 			compatible = "loongson,liointc-2.0";
115 			reg-names = "main", "isr0", "isr1";
116 			interrupt-controller;
117 			#interrupt-cells = <2>;
118 			interrupt-parent = <&cpuintc>;
120 			interrupt-names = "int0";
121 			loongson,parent_int_map = <0xffffffff>, /* int0 */
127 		liointc1: interrupt-controller@1fe01440 {
128 			compatible = "loongson,liointc-2.0";
132 			reg-names = "main", "isr0", "isr1";
133 			interrupt-controller;
134 			#interrupt-cells = <2>;
135 			interrupt-parent = <&cpuintc>;
137 			interrupt-names = "int1";
138 			loongson,parent_int_map = <0x00000000>, /* int0 */
144 		chipid@1fe00000 {
145 			compatible = "loongson,ls2k-chipid";
147 			little-endian;
150 		pctrl: pinctrl@1fe00420 {
151 			compatible = "loongson,ls2k-pinctrl";
156 		clk: clock-controller@1fe00480 {
157 			compatible = "loongson,ls2k-clk";
159 			#clock-cells = <1>;
161 			clock-names = "ref_100m";
164 		gpio0: gpio@1fe00500 {
165 			compatible = "loongson,ls2k-gpio";
168 			#gpio-cells = <2>;
169 			gpio-controller;
170 			gpio-ranges = <&pctrl 0x0 0x0 15>,
174 			interrupt-parent = <&liointc1>;
241 		tsensor: thermal-sensor@1fe01500 {
242 			compatible = "loongson,ls2k1000-thermal";
244 			interrupt-parent = <&liointc0>;
246 			#thermal-sensor-cells = <1>;
249 		dma-controller@1fe00c00 {
250 			compatible = "loongson,ls2k1000-apbdma";
252 			interrupt-parent = <&liointc1>;
255 			#dma-cells = <1>;
259 		dma-controller@1fe00c10 {
260 			compatible = "loongson,ls2k1000-apbdma";
262 			interrupt-parent = <&liointc1>;
265 			#dma-cells = <1>;
269 		dma-controller@1fe00c20 {
270 			compatible = "loongson,ls2k1000-apbdma";
272 			interrupt-parent = <&liointc1>;
275 			#dma-cells = <1>;
279 		dma-controller@1fe00c30 {
280 			compatible = "loongson,ls2k1000-apbdma";
282 			interrupt-parent = <&liointc1>;
285 			#dma-cells = <1>;
289 		dma-controller@1fe00c40 {
290 			compatible = "loongson,ls2k1000-apbdma";
292 			interrupt-parent = <&liointc1>;
295 			#dma-cells = <1>;
299 		uart0: serial@1fe20000 {
302 			clock-frequency = <125000000>;
303 			interrupt-parent = <&liointc0>;
305 			no-loopback-test;
309 		i2c2: i2c@1fe21000 {
310 			compatible = "loongson,ls2k-i2c";
312 			interrupt-parent = <&liointc0>;
317 		i2c3: i2c@1fe21800 {
318 			compatible = "loongson,ls2k-i2c";
320 			interrupt-parent = <&liointc0>;
325 		pmc: power-management@1fe27000 {
326 			compatible = "loongson,ls2k1000-pmc", "loongson,ls2k0500-pmc", "syscon";
328 			interrupt-parent = <&liointc1>;
330 			loongson,suspend-address = <0x0 0x1c000500>;
332 			syscon-reboot {
333 				compatible = "syscon-reboot";
338 			syscon-poweroff {
339 				compatible = "syscon-poweroff";
347 		rtc0: rtc@1fe27800 {
348 			compatible = "loongson,ls2k1000-rtc";
350 			interrupt-parent = <&liointc1>;
355 		spi0: spi@1fff0220 {
356 			compatible = "loongson,ls2k1000-spi";
362 		pcie@1a000000 {
363 			compatible = "loongson,ls2k-pci";
366 			#address-cells = <3>;
367 			#size-cells = <2>;
369 			bus-range = <0x0 0xff>;
375 				interrupt-parent = <&liointc0>;
378 				interrupt-names = "macirq", "eth_lpi";
382 			gmac1: ethernet@3,1 {
384 				interrupt-parent = <&liointc0>;
387 				interrupt-names = "macirq", "eth_lpi";
391 			ehci0: usb@4,1 {
393 				interrupt-parent = <&liointc1>;
400 				interrupt-parent = <&liointc1>;
407 				interrupt-parent = <&liointc0>;
414 				interrupt-parent = <&liointc0>;
421 				interrupt-parent = <&liointc0>;
428 				#address-cells = <3>;
429 				#size-cells = <2>;
431 				#interrupt-cells = <1>;
432 				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
433 				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 0x0 IRQ_TYPE_LEVEL_HIGH>;
439 				#address-cells = <3>;
440 				#size-cells = <2>;
442 				interrupt-parent = <&liointc1>;
443 				#interrupt-cells = <1>;
444 				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
445 				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 1 IRQ_TYPE_LEVEL_HIGH>;
449 			pcie@b,0 {
451 				#address-cells = <3>;
452 				#size-cells = <2>;
454 				interrupt-parent = <&liointc1>;
455 				#interrupt-cells = <1>;
456 				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
457 				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 2 IRQ_TYPE_LEVEL_HIGH>;
463 				#address-cells = <3>;
464 				#size-cells = <2>;
466 				interrupt-parent = <&liointc1>;
467 				#interrupt-cells = <1>;
468 				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
469 				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 3 IRQ_TYPE_LEVEL_HIGH>;
475 				#address-cells = <3>;
476 				#size-cells = <2>;
478 				interrupt-parent = <&liointc1>;
479 				#interrupt-cells = <1>;
480 				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
481 				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 4 IRQ_TYPE_LEVEL_HIGH>;
487 				#address-cells = <3>;
488 				#size-cells = <2>;
490 				interrupt-parent = <&liointc1>;
491 				#interrupt-cells = <1>;
492 				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
493 				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 5 IRQ_TYPE_LEVEL_HIGH>;