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1 // SPDX-License-Identifier: GPL-2.0

2 #include "tegra194.dtsi"

4 #include <dt-bindings/mfd/max77620.h>

6 / {

7 model = "NVIDIA Jetson AGX Xavier";

8 compatible = "nvidia,p2888", "nvidia,tegra194";

10 aliases {

11 sdhci0 = "/cbb/sdhci@3460000";

12 sdhci1 = "/cbb/sdhci@3400000";

13 serial0 = &tcu;

14 i2c0 = "/bpmp/i2c";

15 i2c1 = "/cbb/i2c@3160000";

16 i2c2 = "/cbb/i2c@c240000";

17 i2c3 = "/cbb/i2c@3180000";

18 i2c4 = "/cbb/i2c@3190000";

19 i2c5 = "/cbb/i2c@31c0000";

20 i2c6 = "/cbb/i2c@c250000";

21 i2c7 = "/cbb/i2c@31e0000";

22 };

24 chosen {

25 bootargs = "console=ttyS0,115200n8";

26 stdout-path = "serial0:115200n8";

27 };

29 cbb {

30 ethernet@2490000 {

31 status = "okay";

33 phy-reset-gpios = <&gpio TEGRA194_MAIN_GPIO(G, 5) GPIO_ACTIVE_LOW>;

34 phy-handle = <&phy>;

35 phy-mode = "rgmii";

37 mdio {

38 #address-cells = <1>;

39 #size-cells = <0>;

41 phy: phy@0 {

42 compatible = "ethernet-phy-ieee802.3-c22";

43 reg = <0x0>;

44 interrupt-parent = <&gpio>;

45 interrupts = <TEGRA194_MAIN_GPIO(G, 4) IRQ_TYPE_LEVEL_LOW>;

46 };

47 };

48 };

50 serial@3110000 {

51 status = "okay";

52 };

54 /* SDMMC1 (SD/MMC) */

55 sdhci@3400000 {

56 cd-gpios = <&gpio TEGRA194_MAIN_GPIO(A, 0) GPIO_ACTIVE_LOW>;

57 };

59 /* SDMMC4 (eMMC) */

60 sdhci@3460000 {

61 status = "okay";

62 bus-width = <8>;

63 non-removable;

65 vqmmc-supply = <&vdd_1v8ls>;

66 vmmc-supply = <&vdd_emmc_3v3>;

67 };

69 rtc@c2a0000 {

70 status = "okay";

71 };

73 pmc@c360000 {

74 nvidia,invert-interrupt;

75 };

76 };

78 bpmp {

79 i2c {

80 status = "okay";

82 pmic: pmic@3c {

83 compatible = "maxim,max20024";

84 reg = <0x3c>;

86 interrupts = <GIC_SPI 209 IRQ_TYPE_LEVEL_HIGH>;

87 #interrupt-cells = <2>;

88 interrupt-controller;

90 #gpio-cells = <2>;

91 gpio-controller;

93 pinctrl-names = "default";

94 pinctrl-0 = <&max20024_default>;

96 max20024_default: pinmux {

97 gpio0 {

98 pins = "gpio0";

99 function = "gpio";

100 };

101

102 gpio1 {

103 pins = "gpio1";

104 function = "fps-out";

105 maxim,active-fps-source = <MAX77620_FPS_SRC_DEF>;

106 };

107

108 gpio2 {

109 pins = "gpio2";

110 function = "fps-out";

111 maxim,active-fps-source = <MAX77620_FPS_SRC_DEF>;

112 };

113

114 gpio3 {

115 pins = "gpio3";

116 function = "fps-out";

117 maxim,active-fps-source = <MAX77620_FPS_SRC_DEF>;

118 };

119

120 gpio4 {

121 pins = "gpio4";

122 function = "32k-out1";

123 drive-push-pull = <1>;

124 };

125

126 gpio6 {

127 pins = "gpio6";

128 function = "gpio";

129 drive-push-pull = <1>;

130 };

131

132 gpio7 {

133 pins = "gpio7";

134 function = "gpio";

135 drive-push-pull = <0>;

136 };

137 };

138

139 fps {

140 fps0 {

141 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;

142 maxim,shutdown-fps-time-period-us = <640>;

143 };

144

145 fps1 {

146 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>;

147 maxim,shutdown-fps-time-period-us = <640>;

148 maxim,device-state-on-disabled-event = <MAX77620_FPS_INACTIVE_STATE_SLEEP>;

149 };

150

151 fps2 {

152 maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;

153 maxim,shutdown-fps-time-period-us = <640>;

154 };

155 };

156

157 regulators {

158 in-sd0-supply = <&vdd_5v0_sys>;

159 in-sd1-supply = <&vdd_5v0_sys>;

160 in-sd2-supply = <&vdd_5v0_sys>;

161 in-sd3-supply = <&vdd_5v0_sys>;

162 in-sd4-supply = <&vdd_5v0_sys>;

163

164 in-ldo0-1-supply = <&vdd_5v0_sys>;

165 in-ldo2-supply = <&vdd_5v0_sys>;

166 in-ldo3-5-supply = <&vdd_5v0_sys>;

167 in-ldo4-6-supply = <&vdd_5v0_sys>;

168 in-ldo7-8-supply = <&vdd_1v8ls>;

169

170 vdd_1v0: sd0 {

171 regulator-name = "VDD_1V0";

172 regulator-min-microvolt = <1000000>;

173 regulator-max-microvolt = <1000000>;

174 regulator-always-on;

175 regulator-boot-on;

176 };

177

178 vdd_1v8hs: sd1 {

179 regulator-name = "VDD_1V8HS";

180 regulator-min-microvolt = <1800000>;

181 regulator-max-microvolt = <1800000>;

182 regulator-always-on;

183 regulator-boot-on;

184 };

185

186 vdd_1v8ls: sd2 {

187 regulator-name = "VDD_1V8LS";

188 regulator-min-microvolt = <1800000>;

189 regulator-max-microvolt = <1800000>;

190 regulator-always-on;

191 regulator-boot-on;

192 };

193

194 vdd_1v8ao: sd3 {

195 regulator-name = "VDD_1V8AO";

196 regulator-min-microvolt = <1800000>;

197 regulator-max-microvolt = <1800000>;

198 regulator-always-on;

199 regulator-boot-on;

200 };

201

202 sd4 {

203 regulator-name = "VDD_DDR_1V1";

204 regulator-min-microvolt = <1100000>;

205 regulator-max-microvolt = <1100000>;

206 regulator-always-on;

207 regulator-boot-on;

208 };

209

210 ldo0 {

211 regulator-name = "VDD_RTC";

212 regulator-min-microvolt = <800000>;

213 regulator-max-microvolt = <800000>;

214 regulator-always-on;

215 regulator-boot-on;

216 };

217

218 ldo2 {

219 regulator-name = "VDD_AO_3V3";

220 regulator-min-microvolt = <3300000>;

221 regulator-max-microvolt = <3300000>;

222 regulator-always-on;

223 regulator-boot-on;

224 };

225

226 vdd_emmc_3v3: ldo3 {

227 regulator-name = "VDD_EMMC_3V3";

228 regulator-min-microvolt = <3300000>;

229 regulator-max-microvolt = <3300000>;

230 };

231

232 ldo5 {

233 regulator-name = "VDD_USB_3V3";

234 regulator-min-microvolt = <3300000>;

235 regulator-max-microvolt = <3300000>;

236 };

237

238 ldo6 {

239 regulator-name = "VDD_SDIO_3V3";

240 regulator-min-microvolt = <3300000>;

241 regulator-max-microvolt = <3300000>;

242 };

243

244 ldo7 {

245 regulator-name = "VDD_CSI_1V2";

246 regulator-min-microvolt = <1200000>;

247 regulator-max-microvolt = <1200000>;

248 };

249 };

250 };

251

252 temperature-sensor@4c {

253 compatible = "ti,tmp451";

254 reg = <0x4c>;

255

256 interrupt-parent = <&gpio>;

257 interrupts = <TEGRA194_MAIN_GPIO(H, 2)

258 IRQ_TYPE_LEVEL_LOW>;

259 vcc-supply = <&vdd_1v8ls>;

260

261 #thermal-sensor-cells = <1>;

262 };

263 };

264 };

265

266 regulators {

267 compatible = "simple-bus";

268 #address-cells = <1>;

269 #size-cells = <0>;

270

271 vdd_5v0_sys: regulator@0 {

272 compatible = "regulator-fixed";

273 reg = <0>;

274

275 regulator-name = "VIN_SYS_5V0";

276 regulator-min-microvolt = <5000000>;

277 regulator-max-microvolt = <5000000>;

278 regulator-always-on;

279 regulator-boot-on;

280 };

281

282 vdd_hdmi: regulator@1 {

283 compatible = "regulator-fixed";

284 reg = <1>;

285

286 regulator-name = "VDD_5V0_HDMI_CON";

287 regulator-min-microvolt = <5000000>;

288 regulator-max-microvolt = <5000000>;

289 gpio = <&gpio TEGRA194_MAIN_GPIO(A, 3) GPIO_ACTIVE_HIGH>;

290 enable-active-high;

291 };

292 };

293 };