1// SPDX-License-Identifier: GPL-2.0-or-later
2// Copyright 2023 Facebook Inc.
3
4/dts-v1/;
5#include "aspeed-g6.dtsi"
6#include <dt-bindings/gpio/aspeed-gpio.h>
7#include <dt-bindings/i2c/i2c.h>
8
9/ {
10	model = "Facebook Harma";
11	compatible = "facebook,harma-bmc", "aspeed,ast2600";
12
13	aliases {
14		serial0 = &uart1;
15		serial1 = &uart2;
16		serial2 = &uart4;
17		serial4 = &uart5;
18
19		i2c20 = &imux20;
20		i2c21 = &imux21;
21		i2c22 = &imux22;
22		i2c23 = &imux23;
23		i2c28 = &imux28;
24		i2c29 = &imux29;
25		i2c30 = &imux30;
26		i2c31 = &imux31;
27
28		spi1 = &spi_gpio;
29	};
30
31	chosen {
32		stdout-path = &uart5;
33	};
34
35	memory@80000000 {
36		device_type = "memory";
37		reg = <0x80000000 0x80000000>;
38	};
39
40	iio-hwmon {
41		compatible = "iio-hwmon";
42		io-channels = <&adc0 0>, <&adc0 1>, <&adc0 2>, <&adc0 3>,
43			      <&adc0 4>, <&adc0 5>, <&adc0 6>, <&adc0 7>,
44			      <&adc1 2>;
45	};
46
47	leds {
48		compatible = "gpio-leds";
49
50		led-0 {
51			label = "bmc_heartbeat_amber";
52			gpios = <&gpio0 ASPEED_GPIO(P, 7) GPIO_ACTIVE_LOW>;
53			linux,default-trigger = "heartbeat";
54		};
55
56		led-1 {
57			label = "fp_id_amber";
58			default-state = "off";
59			gpios = <&gpio0 13 GPIO_ACTIVE_HIGH>;
60		};
61
62		led-2 {
63			label = "power_blue";
64			default-state = "off";
65			gpios = <&gpio0 124 GPIO_ACTIVE_HIGH>;
66		};
67	};
68
69	spi_gpio: spi {
70		status = "okay";
71		compatible = "spi-gpio";
72		#address-cells = <1>;
73		#size-cells = <0>;
74
75		sck-gpios = <&gpio0 ASPEED_GPIO(Z, 3) GPIO_ACTIVE_HIGH>;
76		mosi-gpios = <&gpio0 ASPEED_GPIO(Z, 4) GPIO_ACTIVE_HIGH>;
77		miso-gpios = <&gpio0 ASPEED_GPIO(Z, 5) GPIO_ACTIVE_HIGH>;
78		num-chipselects = <1>;
79		cs-gpios = <&gpio0 ASPEED_GPIO(Z, 0) GPIO_ACTIVE_LOW>;
80
81		tpm@0 {
82			compatible = "infineon,slb9670", "tcg,tpm_tis-spi";
83			spi-max-frequency = <33000000>;
84			reg = <0>;
85		};
86	};
87};
88
89// HOST BIOS Debug
90&uart1 {
91	status = "okay";
92};
93
94// SOL Host Console
95&uart2 {
96	status = "okay";
97	pinctrl-0 = <>;
98};
99
100// SOL BMC Console
101&uart4 {
102	status = "okay";
103	pinctrl-0 = <>;
104};
105
106// BMC Debug Console
107&uart5 {
108	status = "okay";
109};
110
111// MTIA
112&uart6 {
113	status = "okay";
114};
115
116&uart_routing {
117	status = "okay";
118};
119
120&wdt1 {
121	status = "okay";
122	pinctrl-names = "default";
123	pinctrl-0 = <&pinctrl_wdtrst1_default>;
124	aspeed,reset-type = "soc";
125	aspeed,external-signal;
126	aspeed,ext-push-pull;
127	aspeed,ext-active-high;
128	aspeed,ext-pulse-duration = <256>;
129};
130
131&mac3 {
132	status = "okay";
133	pinctrl-names = "default";
134	pinctrl-0 = <&pinctrl_rmii4_default>;
135	use-ncsi;
136};
137
138&fmc {
139	status = "okay";
140
141	flash@0 {
142		status = "okay";
143		m25p,fast-read;
144		label = "bmc";
145		spi-max-frequency = <50000000>;
146#include "openbmc-flash-layout-128.dtsi"
147	};
148
149	flash@1 {
150		status = "okay";
151		m25p,fast-read;
152		label = "alt-bmc";
153		spi-max-frequency = <50000000>;
154	};
155};
156
157// BIOS Flash
158&spi2 {
159	status = "okay";
160	pinctrl-names = "default";
161	pinctrl-0 = <&pinctrl_spi2_default>;
162
163	flash@0 {
164		status = "okay";
165		m25p,fast-read;
166		label = "pnor";
167		spi-max-frequency = <12000000>;
168		spi-tx-bus-width = <2>;
169		spi-rx-bus-width = <2>;
170	};
171};
172
173&kcs2 {
174	status = "okay";
175	aspeed,lpc-io-reg = <0xca8>;
176};
177
178&kcs3 {
179	status = "okay";
180	aspeed,lpc-io-reg = <0xca2>;
181};
182
183&i2c0 {
184	status = "okay";
185
186	max31790@5e{
187		compatible = "max31790";
188		reg = <0x5e>;
189		#address-cells = <1>;
190		#size-cells = <0>;
191	};
192
193	power-sensor@40 {
194		compatible = "ti,ina238";
195		reg = <0x40>;
196		shunt-resistor = <1000>;
197	};
198
199	power-sensor@41 {
200		compatible = "ti,ina238";
201		reg = <0x41>;
202		shunt-resistor = <1000>;
203	};
204
205	power-sensor@44 {
206		compatible = "ti,ina238";
207		reg = <0x44>;
208		shunt-resistor = <1000>;
209	};
210
211	power-sensor@45 {
212		compatible = "ti,ina238";
213		reg = <0x45>;
214		shunt-resistor = <1000>;
215	};
216
217	temperature-sensor@4b {
218		compatible = "ti,tmp75";
219		reg = <0x4b>;
220	};
221};
222
223&i2c1 {
224	status = "okay";
225
226	tmp75@4b {
227		compatible = "ti,tmp75";
228		reg = <0x4b>;
229	};
230
231	// MB NIC FRU
232	eeprom@50 {
233		compatible = "atmel,24c64";
234		reg = <0x50>;
235	};
236};
237
238&i2c2 {
239	status = "okay";
240
241	max31790@5e{
242		compatible = "max31790";
243		reg = <0x5e>;
244		#address-cells = <1>;
245		#size-cells = <0>;
246	};
247
248	power-sensor@40 {
249		compatible = "ti,ina238";
250		reg = <0x40>;
251		shunt-resistor = <1000>;
252	};
253
254	power-sensor@41 {
255		compatible = "ti,ina238";
256		reg = <0x41>;
257		shunt-resistor = <1000>;
258	};
259
260	power-sensor@44 {
261		compatible = "ti,ina238";
262		reg = <0x44>;
263		shunt-resistor = <1000>;
264	};
265
266	power-sensor@45 {
267		compatible = "ti,ina238";
268		reg = <0x45>;
269		shunt-resistor = <1000>;
270	};
271
272	temperature-sensor@4b {
273		compatible = "ti,tmp75";
274		reg = <0x4b>;
275	};
276};
277
278&i2c3 {
279	status = "okay";
280
281	i2c-mux@70 {
282		compatible = "nxp,pca9543";
283		reg = <0x70>;
284		#address-cells = <1>;
285		#size-cells = <0>;
286
287		imux20: i2c@0 {
288			#address-cells = <1>;
289			#size-cells = <0>;
290			reg = <0>;
291			//Retimer Flash
292			eeprom@50 {
293				compatible = "atmel,24c2048";
294				reg = <0x50>;
295				pagesize = <128>;
296			};
297		};
298		imux21: i2c@1 {
299			#address-cells = <1>;
300			#size-cells = <0>;
301			reg = <1>;
302		};
303	};
304};
305
306&i2c4 {
307	status = "okay";
308	// PDB FRU
309	eeprom@52 {
310		compatible = "atmel,24c64";
311		reg = <0x52>;
312	};
313
314	delta_brick@69 {
315		compatible = "pmbus";
316		reg = <0x69>;
317	};
318
319	tmp75@49 {
320		compatible = "ti,tmp75";
321		reg = <0x49>;
322	};
323
324	power-monitor@44 {
325		compatible = "lltc,ltc4287";
326		reg = <0x44>;
327		shunt-resistor-micro-ohms = <250>;
328	};
329
330	power-monitor@40 {
331		compatible = "infineon,xdp710";
332		reg = <0x40>;
333	};
334};
335
336&i2c5 {
337	status = "okay";
338};
339
340&i2c6 {
341	status = "okay";
342
343	i2c-mux@70 {
344		compatible = "nxp,pca9543";
345		reg = <0x70>;
346		#address-cells = <1>;
347		#size-cells = <0>;
348
349		imux22: i2c@0 {
350			#address-cells = <1>;
351			#size-cells = <0>;
352			reg = <0>;
353		};
354		imux23: i2c@1 {
355			#address-cells = <1>;
356			#size-cells = <0>;
357			reg = <1>;
358		};
359	};
360};
361
362&i2c7 {
363	status = "okay";
364};
365
366&i2c8 {
367	status = "okay";
368};
369
370&i2c9 {
371	status = "okay";
372
373	mctp-controller;
374	multi-master;
375
376	mctp@10 {
377		compatible = "mctp-i2c-controller";
378		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
379	};
380
381	gpio@30 {
382		compatible = "nxp,pca9555";
383		reg = <0x30>;
384		gpio-controller;
385		#gpio-cells = <2>;
386	};
387	gpio@31 {
388		compatible = "nxp,pca9555";
389		reg = <0x31>;
390		gpio-controller;
391		#gpio-cells = <2>;
392	};
393
394	// PTTV FRU
395	eeprom@52 {
396		compatible = "atmel,24c64";
397		reg = <0x52>;
398	};
399};
400
401&i2c11 {
402	status = "okay";
403
404	gpio@30 {
405		compatible = "nxp,pca9555";
406		reg = <0x30>;
407		gpio-controller;
408		#gpio-cells = <2>;
409	};
410	gpio@31 {
411		compatible = "nxp,pca9555";
412		reg = <0x31>;
413		gpio-controller;
414		#gpio-cells = <2>;
415
416		gpio-line-names =
417		"","","","",
418		"","","presence-cmm","",
419		"","","","",
420		"","","","";
421	};
422
423	// Aegis FRU
424	eeprom@52 {
425		compatible = "atmel,24c64";
426		reg = <0x52>;
427	};
428};
429
430&i2c12 {
431	status = "okay";
432};
433
434&i2c13 {
435	status = "okay";
436
437	i2c-mux@70 {
438		compatible = "nxp,pca9545";
439		reg = <0x70>;
440		#address-cells = <1>;
441		#size-cells = <0>;
442
443		imux28: i2c@0 {
444			#address-cells = <1>;
445			#size-cells = <0>;
446			reg = <0>;
447			power-monitor@61 {
448				compatible = "isil,isl69260";
449				reg = <0x61>;
450			};
451			power-monitor@62 {
452				compatible = "isil,isl69260";
453				reg = <0x62>;
454			};
455			power-monitor@63 {
456				compatible = "isil,isl69260";
457				reg = <0x63>;
458			};
459			power-monitor@64 {
460				compatible = "infineon,xdpe152c4";
461				reg = <0x64>;
462			};
463			power-monitor@66 {
464				compatible = "infineon,xdpe152c4";
465				reg = <0x66>;
466			};
467			power-monitor@68 {
468				compatible = "infineon,xdpe152c4";
469				reg = <0x68>;
470			};
471		};
472		imux29: i2c@1 {
473			#address-cells = <1>;
474			#size-cells = <0>;
475			reg = <1>;
476			//MB FRU
477			eeprom@54 {
478				compatible = "atmel,24c64";
479				reg = <0x54>;
480			};
481		};
482		imux30: i2c@2 {
483			#address-cells = <1>;
484			#size-cells = <0>;
485			reg = <2>;
486		};
487		imux31: i2c@3 {
488			#address-cells = <1>;
489			#size-cells = <0>;
490			reg = <3>;
491
492			rtc@51 {
493				compatible = "nxp,pcf8563";
494				reg = <0x51>;
495			};
496		};
497	};
498};
499
500// To Debug card
501&i2c14 {
502	status = "okay";
503	multi-master;
504
505	ipmb@10 {
506		compatible = "ipmb-dev";
507		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
508		i2c-protocol;
509	};
510};
511
512&i2c15 {
513	status = "okay";
514
515	// SCM FRU
516	eeprom@50 {
517		compatible = "atmel,24c64";
518		reg = <0x50>;
519	};
520
521	// BSM FRU
522	eeprom@56 {
523		compatible = "atmel,24c64";
524		reg = <0x56>;
525	};
526};
527
528&adc0 {
529	aspeed,int-vref-microvolt = <2500000>;
530	status = "okay";
531	pinctrl-0 = <&pinctrl_adc0_default &pinctrl_adc1_default
532		&pinctrl_adc2_default &pinctrl_adc3_default
533		&pinctrl_adc4_default &pinctrl_adc5_default
534		&pinctrl_adc6_default &pinctrl_adc7_default>;
535};
536
537&adc1 {
538	aspeed,int-vref-microvolt = <2500000>;
539	status = "okay";
540	pinctrl-names = "default";
541	pinctrl-0 = <&pinctrl_adc10_default>;
542};
543
544&ehci0 {
545	status = "okay";
546};
547
548&gpio0 {
549	pinctrl-names = "default";
550	gpio-line-names =
551	/*A0-A7*/	"","","","","","","","",
552	/*B0-B7*/	"","","","",
553			"bmc-spi-mux-select-0","led-identify","","",
554	/*C0-C7*/	"","","","","","","","",
555	/*D0-D7*/	"","","sol-uart-select","","","","","",
556	/*E0-E7*/	"","","","","","","","",
557	/*F0-F7*/	"","","","","","","","",
558	/*G0-G7*/	"","","","","","","","",
559	/*H0-H7*/	"","","","","","","","",
560	/*I0-I7*/	"","","","","","","","",
561	/*J0-J7*/	"","","","","","","","",
562	/*K0-K7*/	"","","","","","","","",
563	/*L0-L7*/	"","","","","","","","",
564	/*M0-M7*/	"","","","","","","","",
565	/*N0-N7*/	"led-postcode-0","led-postcode-1",
566			"led-postcode-2","led-postcode-3",
567			"led-postcode-4","led-postcode-5",
568			"led-postcode-6","led-postcode-7",
569	/*O0-O7*/	"","","","","","","","",
570	/*P0-P7*/	"power-button","power-host-control",
571			"reset-button","","led-power","","","",
572	/*Q0-Q7*/	"","","","","","power-chassis-control","","",
573	/*R0-R7*/	"","","","","","","","",
574	/*S0-S7*/	"","","","","","","","",
575	/*T0-T7*/	"","","","","","","","",
576	/*U0-U7*/	"","","","","","","led-identify-gate","",
577	/*V0-V7*/	"","","","",
578			"rtc-battery-voltage-read-enable","",
579			"power-chassis-good","",
580	/*W0-W7*/	"","","","","","","","",
581	/*X0-X7*/	"","","","","","","","",
582	/*Y0-Y7*/	"","","","","","","","",
583	/*Z0-Z7*/	"","","","","","","","";
584};
585
586&sgpiom0 {
587	status = "okay";
588	ngpios = <128>;
589	bus-frequency = <2000000>;
590	gpio-line-names =
591	/*in - out - in - out */
592	/*A0-A3 line 0-7*/
593	"presence-scm-cable","power-config-disable-e1s-0",
594	"","",
595	"","power-config-disable-e1s-1",
596	"","",
597	/*A4-A7 line 8-15*/
598	"","power-config-asic-module-enable",
599	"","power-config-asic-power-good",
600	"","power-config-pdb-power-good",
601	"presence-cpu","smi-control-n",
602	/*B0-B3 line 16-23*/
603	"","nmi-control-n",
604	"","nmi-control-sync-flood-n",
605	"","",
606	"","",
607	/*B4-B7 line 24-31*/
608	"","FM_CPU_SP5R1",
609	"reset-cause-rsmrst","FM_CPU_SP5R2",
610	"","FM_CPU_SP5R3",
611	"","FM_CPU_SP5R4",
612	/*C0-C3 line 32-39*/
613	"","FM_CPU0_SA0",
614	"","FM_CPU0_SA1",
615	"","rt-cpu0-p0-enable",
616	"","rt-cpu0-p1-enable",
617	/*C4-C7 line 40-47*/
618	"","smb-rt-rom-p0-select",
619	"","smb-rt-rom-p1-select",
620	"","i3c-cpu-mux0-oe-n",
621	"","i3c-cpu-mux0-select",
622	/*D0-D3 line 48-55*/
623	"","i3c-cpu-mux1-oe-n",
624	"","i3c-cpu-mux1-select",
625	"","reset-control-bmc",
626	"","reset-control-cpu0-p0-mux",
627	/*D4-D7 line 56-63*/
628	"","reset-control-cpu0-p1-mux",
629	"","reset-control-e1s-mux",
630	"power-host-good","reset-control-mb-mux",
631	"power-cpu-good","reset-control-smb-e1s-0",
632	/*E0-E3 line 64-71*/
633	"","reset-control-smb-e1s-1",
634	"host-ready-n","reset-control-srst",
635	"presence-e1s-0","reset-control-usb-hub",
636	"","reset-control",
637	/*E4-E7 line 72-79*/
638	"presence-e1s-1","reset-control-cpu-kbrst",
639	"","reset-control-platrst",
640	"","bmc-jtag-mux-select-0",
641	"","bmc-jtag-mux-select-1",
642	/*F0-F3 line 80-87*/
643	"","bmc-jtag-select",
644	"","bmc-ready-n",
645	"","bmc-ready-sgpio",
646	"","rt-cpu0-p0-force-enable",
647	/*F4-F7 line 88-95*/
648	"presence-asic-modules-0","rt-cpu0-p1-force-enable",
649	"presence-asic-modules-1","bios-debug-msg-disable",
650	"","uart-control-buffer-select",
651	"","ac-control-n",
652	/*G0-G3 line 96-103*/
653	"FM_CPU_CORETYPE2","",
654	"FM_CPU_CORETYPE1","",
655	"FM_CPU_CORETYPE0","",
656	"FM_BOARD_REV_ID5","",
657	/*G4-G7 line 104-111*/
658	"FM_BOARD_REV_ID4","",
659	"FM_BOARD_REV_ID3","",
660	"FM_BOARD_REV_ID2","",
661	"FM_BOARD_REV_ID1","",
662	/*H0-H3 line 112-119*/
663	"FM_BOARD_REV_ID0","",
664	"","","","","","",
665	/*H4-H7 line 120-127*/
666	"","",
667	"reset-control-pcie-expansion-3","",
668	"reset-control-pcie-expansion-2","",
669	"reset-control-pcie-expansion-1","",
670	/*I0-I3 line 128-135*/
671	"reset-control-pcie-expansion-0","",
672	"FM_EXP_SLOT_ID1","",
673	"FM_EXP_SLOT_ID0","",
674	"","",
675	/*I4-I7 line 136-143*/
676	"","","","","","","","",
677	/*J0-J3 line 144-151*/
678	"","","","","","","","",
679	/*J4-J7 line 152-159*/
680	"SLOT_ID_BCB_0","",
681	"SLOT_ID_BCB_1","",
682	"SLOT_ID_BCB_2","",
683	"SLOT_ID_BCB_3","",
684	/*K0-K3 line 160-167*/
685	"","","","","","","","",
686	/*K4-K7 line 168-175*/
687	"","","","","","","","",
688	/*L0-L3 line 176-183*/
689	"","","","","","","","",
690	/*L4-L7 line 184-191*/
691	"","","","","","","","",
692	/*M0-M3 line 192-199*/
693	"","","","","","","","",
694	/*M4-M7 line 200-207*/
695	"","","","","","","","",
696	/*N0-N3 line 208-215*/
697	"","","","","","","","",
698	/*N4-N7 line 216-223*/
699	"","","","","","","","",
700	/*O0-O3 line 224-231*/
701	"","","","","","","","",
702	/*O4-O7 line 232-239*/
703	"","","","","","","","",
704	/*P0-P3 line 240-247*/
705	"","","","","","","","",
706	/*P4-P7 line 248-255*/
707	"","","","","","","","";
708};
709