1// SPDX-License-Identifier: GPL-2.0
2#include "tegra194.dtsi"
3
4#include <dt-bindings/mfd/max77620.h>
5
6/ {
7	model = "NVIDIA Jetson Xavier NX";
8	compatible = "nvidia,p3668-0000", "nvidia,tegra194";
9
10	aliases {
11		ethernet0 = "/bus@0/ethernet@2490000";
12		i2c0 = "/bpmp/i2c";
13		i2c1 = "/bus@0/i2c@3160000";
14		i2c2 = "/bus@0/i2c@c240000";
15		i2c3 = "/bus@0/i2c@3180000";
16		i2c4 = "/bus@0/i2c@3190000";
17		i2c5 = "/bus@0/i2c@31c0000";
18		i2c6 = "/bus@0/i2c@c250000";
19		i2c7 = "/bus@0/i2c@31e0000";
20		mmc0 = "/bus@0/mmc@3460000";
21		rtc0 = "/bpmp/i2c/pmic@3c";
22		rtc1 = "/bus@0/rtc@c2a0000";
23		serial0 = &tcu;
24	};
25
26	chosen {
27		bootargs = "console=ttyS0,115200n8";
28		stdout-path = "serial0:115200n8";
29	};
30
31	bus@0 {
32		ethernet@2490000 {
33			status = "okay";
34
35			phy-reset-gpios = <&gpio TEGRA194_MAIN_GPIO(R, 1) GPIO_ACTIVE_LOW>;
36			phy-handle = <&phy>;
37			phy-mode = "rgmii-id";
38
39			mdio {
40				#address-cells = <1>;
41				#size-cells = <0>;
42
43				phy: phy@0 {
44					compatible = "ethernet-phy-ieee802.3-c22";
45					reg = <0x0>;
46					interrupt-parent = <&gpio>;
47					interrupts = <TEGRA194_MAIN_GPIO(G, 4) IRQ_TYPE_LEVEL_LOW>;
48					#phy-cells = <0>;
49				};
50			};
51		};
52
53		memory-controller@2c00000 {
54			status = "okay";
55		};
56
57		serial@c280000 {
58			status = "okay";
59		};
60
61		/* SDMMC1 (SD/MMC) */
62		mmc@3400000 {
63			status = "okay";
64			bus-width = <4>;
65			cd-gpios = <&gpio TEGRA194_MAIN_GPIO(G, 7) GPIO_ACTIVE_LOW>;
66			disable-wp;
67			vmmc-supply = <&vdd_3v3_sd>;
68		};
69
70		padctl@3520000 {
71			avdd-usb-supply = <&vdd_usb_3v3>;
72			vclamp-usb-supply = <&vdd_1v8ao>;
73
74			ports {
75				usb2-1 {
76					vbus-supply = <&vdd_5v0_sys>;
77				};
78
79				usb2-3 {
80					vbus-supply = <&vdd_5v0_sys>;
81				};
82
83				usb3-0 {
84					vbus-supply = <&vdd_5v0_sys>;
85				};
86
87				usb3-3 {
88					vbus-supply = <&vdd_5v0_sys>;
89				};
90			};
91		};
92
93		rtc@c2a0000 {
94			status = "okay";
95		};
96
97		pmc@c360000 {
98			nvidia,invert-interrupt;
99		};
100	};
101
102	bpmp {
103		i2c {
104			status = "okay";
105
106			pmic: pmic@3c {
107				compatible = "maxim,max20024";
108				reg = <0x3c>;
109
110				interrupt-parent = <&pmc>;
111				interrupts = <24 IRQ_TYPE_LEVEL_LOW>;
112				#interrupt-cells = <2>;
113				interrupt-controller;
114
115				#gpio-cells = <2>;
116				gpio-controller;
117
118				pinctrl-names = "default";
119				pinctrl-0 = <&max20024_default>;
120
121				max20024_default: pinmux {
122					gpio0 {
123						pins = "gpio0";
124						function = "gpio";
125					};
126
127					gpio1 {
128						pins = "gpio1";
129						function = "fps-out";
130						maxim,active-fps-source = <MAX77620_FPS_SRC_DEF>;
131					};
132
133					gpio2 {
134						pins = "gpio2";
135						function = "fps-out";
136						maxim,active-fps-source = <MAX77620_FPS_SRC_DEF>;
137					};
138
139					gpio3 {
140						pins = "gpio3";
141						function = "fps-out";
142						maxim,active-fps-source = <MAX77620_FPS_SRC_DEF>;
143					};
144
145					gpio4 {
146						pins = "gpio4";
147						function = "32k-out1";
148						drive-push-pull = <1>;
149					};
150
151					gpio6 {
152						pins = "gpio6";
153						function = "gpio";
154						drive-push-pull = <1>;
155					};
156
157					gpio7 {
158						pins = "gpio7";
159						function = "gpio";
160						drive-push-pull = <0>;
161					};
162				};
163
164				fps {
165					fps0 {
166						maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
167						maxim,shutdown-fps-time-period-us = <640>;
168					};
169
170					fps1 {
171						maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>;
172						maxim,shutdown-fps-time-period-us = <640>;
173						maxim,device-state-on-disabled-event = <MAX77620_FPS_INACTIVE_STATE_SLEEP>;
174					};
175
176					fps2 {
177						maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
178						maxim,shutdown-fps-time-period-us = <640>;
179					};
180				};
181
182				regulators {
183					in-sd0-supply = <&vdd_5v0_sys>;
184					in-sd1-supply = <&vdd_5v0_sys>;
185					in-sd2-supply = <&vdd_5v0_sys>;
186					in-sd3-supply = <&vdd_5v0_sys>;
187					in-sd4-supply = <&vdd_5v0_sys>;
188
189					in-ldo0-1-supply = <&vdd_5v0_sys>;
190					in-ldo2-supply = <&vdd_5v0_sys>;
191					in-ldo3-5-supply = <&vdd_5v0_sys>;
192					in-ldo4-6-supply = <&vdd_5v0_sys>;
193					in-ldo7-8-supply = <&vdd_1v8ls>;
194
195					vdd_1v0: sd0 {
196						regulator-name = "VDDIO_SYS_1V0";
197						regulator-min-microvolt = <1000000>;
198						regulator-max-microvolt = <1000000>;
199						regulator-always-on;
200						regulator-boot-on;
201					};
202
203					vdd_1v8hs: sd1 {
204						regulator-name = "VDDIO_SYS_1V8HS";
205						regulator-min-microvolt = <1800000>;
206						regulator-max-microvolt = <1800000>;
207						regulator-always-on;
208						regulator-boot-on;
209					};
210
211					vdd_1v8ls: sd2 {
212						regulator-name = "VDDIO_SYS_1V8LS";
213						regulator-min-microvolt = <1800000>;
214						regulator-max-microvolt = <1800000>;
215						regulator-always-on;
216						regulator-boot-on;
217					};
218
219					vdd_1v8ao: sd3 {
220						regulator-name = "VDDIO_AO_1V8";
221						regulator-min-microvolt = <1800000>;
222						regulator-max-microvolt = <1800000>;
223						regulator-always-on;
224						regulator-boot-on;
225					};
226
227					sd4 {
228						regulator-name = "VDD_DDR_1V1";
229						regulator-min-microvolt = <1100000>;
230						regulator-max-microvolt = <1100000>;
231						regulator-always-on;
232						regulator-boot-on;
233					};
234
235					ldo0 {
236						regulator-name = "VDD_RTC";
237						regulator-min-microvolt = <800000>;
238						regulator-max-microvolt = <800000>;
239						regulator-always-on;
240						regulator-boot-on;
241					};
242
243					ldo2 {
244						regulator-name = "VDDIO_AO_3V3";
245						regulator-min-microvolt = <3300000>;
246						regulator-max-microvolt = <3300000>;
247						regulator-always-on;
248						regulator-boot-on;
249					};
250
251					ldo3 {
252						regulator-name = "VDD_EMMC_3V3";
253						regulator-min-microvolt = <3300000>;
254						regulator-max-microvolt = <3300000>;
255					};
256
257					vdd_usb_3v3: ldo5 {
258						regulator-name = "VDD_USB_3V3";
259						regulator-min-microvolt = <3300000>;
260						regulator-max-microvolt = <3300000>;
261						regulator-always-on;
262						regulator-boot-on;
263					};
264
265					ldo6 {
266						regulator-name = "VDD_SDIO_3V3";
267						regulator-min-microvolt = <3300000>;
268						regulator-max-microvolt = <3300000>;
269					};
270
271					ldo7 {
272						regulator-name = "AVDD_CSI_1V2";
273						regulator-min-microvolt = <1200000>;
274						regulator-max-microvolt = <1200000>;
275					};
276				};
277			};
278		};
279	};
280
281	vdd_3v3_sd: regulator@0 {
282		compatible = "regulator-fixed";
283		regulator-name = "VDD_3V3_SD";
284		regulator-min-microvolt = <3300000>;
285		regulator-max-microvolt = <3300000>;
286		gpio = <&gpio TEGRA194_MAIN_GPIO(G, 2) GPIO_ACTIVE_HIGH>;
287		regulator-boot-on;
288		enable-active-high;
289	};
290};
291