1// SPDX-License-Identifier: BSD-3-Clause 2/* 3 * Copyright (c) 2020, Konrad Dybcio 4 */ 5 6/dts-v1/; 7 8#include "msm8992.dtsi" 9#include "pm8994.dtsi" 10#include "pmi8994.dtsi" 11#include <dt-bindings/gpio/gpio.h> 12#include <dt-bindings/input/gpio-keys.h> 13 14/ { 15 model = "Xiaomi Mi 4C"; 16 compatible = "xiaomi,libra", "qcom,msm8992"; 17 chassis-type = "handset"; 18 19 /* required for bootloader to select correct board */ 20 qcom,msm-id = <251 0>, <252 0>; 21 qcom,pmic-id = <65545 65546 0 0>; 22 qcom,board-id = <12 0>; 23 24 /* This enables graphical output via bootloader-enabled display */ 25 chosen { 26 bootargs = "earlycon=tty0 console=tty0 maxcpus=1"; 27 28 #address-cells = <2>; 29 #size-cells = <2>; 30 ranges; 31 32 framebuffer0: framebuffer@3400000 { 33 compatible = "simple-framebuffer"; 34 reg = <0 0x3400000 0 (1080 * 1920 * 3)>; 35 width = <1080>; 36 height = <1920>; 37 stride = <(1080 * 3)>; 38 format = "r8g8b8"; 39 /* 40 * That's a lot of clocks, but it's necessary due 41 * to unused clk cleanup & no panel driver yet.. 42 */ 43 clocks = <&mmcc MDSS_AHB_CLK>, 44 <&mmcc MDSS_AXI_CLK>, 45 <&mmcc MDSS_VSYNC_CLK>, 46 <&mmcc MDSS_MDP_CLK>, 47 <&mmcc MDSS_BYTE0_CLK>, 48 <&mmcc MDSS_PCLK0_CLK>, 49 <&mmcc MDSS_ESC0_CLK>; 50 power-domains = <&mmcc MDSS_GDSC>; 51 }; 52 }; 53 54 gpio-keys { 55 compatible = "gpio-keys"; 56 autorepeat; 57 58 button { 59 label = "Volume Up"; 60 gpios = <&pm8994_gpios 3 GPIO_ACTIVE_LOW>; 61 linux,input-type = <1>; 62 linux,code = <KEY_VOLUMEUP>; 63 wakeup-source; 64 debounce-interval = <15>; 65 }; 66 }; 67 68 reserved-memory { 69 #address-cells = <2>; 70 #size-cells = <2>; 71 ranges; 72 73 /* This is for getting crash logs using Android downstream kernels */ 74 ramoops@dfc00000 { 75 compatible = "ramoops"; 76 reg = <0x0 0xdfc00000 0x0 0x40000>; 77 console-size = <0x10000>; 78 record-size = <0x10000>; 79 ftrace-size = <0x10000>; 80 pmsg-size = <0x20000>; 81 }; 82 83 modem_region: modem_region@9000000 { 84 reg = <0x0 0x9000000 0x0 0x5a00000>; 85 no-map; 86 }; 87 88 tzapp: modem_region@ea00000 { 89 reg = <0x0 0xea00000 0x0 0x1900000>; 90 no-map; 91 }; 92 }; 93}; 94 95&blsp1_i2c2 { 96 status = "okay"; 97 98 /* Atmel or Synaptics touchscreen */ 99}; 100 101&blsp1_i2c5 { 102 status = "okay"; 103 104 /* ST lsm6db0 gyro/accelerometer */ 105}; 106 107&blsp1_i2c6 { 108 status = "okay"; 109 110 /* 111 * NXP NCI NFC, 112 * TI USB320 Type-C controller, 113 * Pericom 30216a USB (de)mux switch 114 */ 115}; 116 117&blsp2_i2c1 { 118 status = "okay"; 119 120 /* cm36686 proximity and ambient light sensor */ 121}; 122 123&blsp2_i2c5 { 124 status = "okay"; 125 126 /* Silabs si4705 FM transmitter */ 127}; 128 129&blsp2_uart2 { 130 status = "okay"; 131}; 132 133&peripheral_region { 134 reg = <0x0 0x7400000 0x0 0x1c00000>; 135 no-map; 136}; 137 138&pm8994_spmi_regulators { 139 VDD_APC0: s8 { 140 regulator-min-microvolt = <680000>; 141 regulator-max-microvolt = <1180000>; 142 regulator-always-on; 143 regulator-boot-on; 144 }; 145 146 /* APC1 is 3-phase, but quoting downstream, s11 is "the gang leader" */ 147 VDD_APC1: s11 { 148 regulator-min-microvolt = <700000>; 149 regulator-max-microvolt = <1225000>; 150 regulator-always-on; 151 regulator-boot-on; 152 }; 153}; 154 155&rpm_requests { 156 regulators-0 { 157 compatible = "qcom,rpm-pm8994-regulators"; 158 159 vdd_l1-supply = <&pm8994_s7>; 160 vdd_l2_26_28-supply = <&pm8994_s3>; 161 vdd_l3_11-supply = <&pm8994_s3>; 162 vdd_l4_27_31-supply = <&pm8994_s3>; 163 vdd_l5_7-supply = <&pm8994_s3>; 164 vdd_l6_12_32-supply = <&pm8994_s5>; 165 vdd_l8_16_30-supply = <&vph_pwr>; 166 vdd_l9_10_18_22-supply = <&vph_pwr>; 167 vdd_l13_19_23_24-supply = <&vph_pwr>; 168 vdd_l14_15-supply = <&pm8994_s5>; 169 vdd_l17_29-supply = <&vph_pwr>; 170 vdd_l20_21-supply = <&vph_pwr>; 171 vdd_l25-supply = <&pm8994_s5>; 172 vdd_lvs1_2-supply = <&pm8994_s4>; 173 174 /* S1, S2, S6 and S12 are managed by RPMPD */ 175 176 pm8994_s3: s3 { 177 regulator-min-microvolt = <1300000>; 178 regulator-max-microvolt = <1300000>; 179 }; 180 181 pm8994_s4: s4 { 182 regulator-min-microvolt = <1800000>; 183 regulator-max-microvolt = <1800000>; 184 regulator-allow-set-load; 185 regulator-always-on; 186 regulator-system-load = <325000>; 187 }; 188 189 pm8994_s5: s5 { 190 regulator-min-microvolt = <2150000>; 191 regulator-max-microvolt = <2150000>; 192 }; 193 194 pm8994_s7: s7 { 195 regulator-min-microvolt = <1000000>; 196 regulator-max-microvolt = <1000000>; 197 }; 198 199 /* S8, S9, S10 and S11 - SPMI-managed VDD_APC */ 200 201 pm8994_l1: l1 { 202 regulator-min-microvolt = <1000000>; 203 regulator-max-microvolt = <1000000>; 204 }; 205 206 pm8994_l2: l2 { 207 regulator-min-microvolt = <1250000>; 208 regulator-max-microvolt = <1250000>; 209 }; 210 211 pm8994_l3: l3 { 212 regulator-min-microvolt = <1200000>; 213 regulator-max-microvolt = <1200000>; 214 }; 215 216 pm8994_l4: l4 { 217 regulator-min-microvolt = <1225000>; 218 regulator-max-microvolt = <1225000>; 219 }; 220 221 /* L5 is inaccessible from RPM */ 222 223 pm8994_l6: l6 { 224 regulator-min-microvolt = <1800000>; 225 regulator-max-microvolt = <1800000>; 226 }; 227 228 /* L7 is inaccessible from RPM */ 229 230 pm8994_l8: l8 { 231 regulator-min-microvolt = <1800000>; 232 regulator-max-microvolt = <1800000>; 233 }; 234 235 pm8994_l9: l9 { 236 regulator-min-microvolt = <1800000>; 237 regulator-max-microvolt = <1800000>; 238 }; 239 240 pm8994_l10: l10 { 241 regulator-min-microvolt = <1800000>; 242 regulator-max-microvolt = <1800000>; 243 }; 244 245 pm8994_l11: l11 { 246 regulator-min-microvolt = <1200000>; 247 regulator-max-microvolt = <1200000>; 248 }; 249 250 pm8994_l12: l12 { 251 regulator-min-microvolt = <1800000>; 252 regulator-max-microvolt = <1800000>; 253 }; 254 255 pm8994_l13: l13 { 256 regulator-min-microvolt = <1800000>; 257 regulator-max-microvolt = <2950000>; 258 }; 259 260 pm8994_l14: l14 { 261 regulator-min-microvolt = <1800000>; 262 regulator-max-microvolt = <1800000>; 263 }; 264 265 pm8994_l15: l15 { 266 regulator-min-microvolt = <1800000>; 267 regulator-max-microvolt = <1800000>; 268 }; 269 270 pm8994_l16: l16 { 271 regulator-min-microvolt = <2700000>; 272 regulator-max-microvolt = <2700000>; 273 }; 274 275 pm8994_l17: l17 { 276 regulator-min-microvolt = <2700000>; 277 regulator-max-microvolt = <2700000>; 278 }; 279 280 pm8994_l18: l18 { 281 regulator-min-microvolt = <2850000>; 282 regulator-max-microvolt = <2850000>; 283 regulator-always-on; 284 }; 285 286 pm8994_l19: l19 { 287 regulator-min-microvolt = <2800000>; 288 regulator-max-microvolt = <2800000>; 289 }; 290 291 pm8994_l20: l20 { 292 regulator-min-microvolt = <2950000>; 293 regulator-max-microvolt = <2950000>; 294 regulator-always-on; 295 regulator-boot-on; 296 regulator-allow-set-load; 297 regulator-system-load = <570000>; 298 }; 299 300 pm8994_l21: l21 { 301 regulator-min-microvolt = <2950000>; 302 regulator-max-microvolt = <2950000>; 303 regulator-always-on; 304 }; 305 306 pm8994_l22: l22 { 307 regulator-min-microvolt = <3000000>; 308 regulator-max-microvolt = <3000000>; 309 }; 310 311 pm8994_l23: l23 { 312 regulator-min-microvolt = <2800000>; 313 regulator-max-microvolt = <2800000>; 314 }; 315 316 pm8994_l24: l24 { 317 regulator-min-microvolt = <3075000>; 318 regulator-max-microvolt = <3150000>; 319 }; 320 321 pm8994_l25: l25 { 322 regulator-min-microvolt = <1000000>; 323 regulator-max-microvolt = <1000000>; 324 }; 325 326 pm8994_l26: l26 { 327 regulator-min-microvolt = <987500>; 328 regulator-max-microvolt = <987500>; 329 330 }; 331 332 pm8994_l27: l27 { 333 regulator-min-microvolt = <1050000>; 334 regulator-max-microvolt = <1050000>; 335 }; 336 337 pm8994_l28: l28 { 338 regulator-min-microvolt = <1000000>; 339 regulator-max-microvolt = <1000000>; 340 }; 341 342 pm8994_l29: l29 { 343 regulator-min-microvolt = <2800000>; 344 regulator-max-microvolt = <2800000>; 345 }; 346 347 pm8994_l30: l30 { 348 regulator-min-microvolt = <1800000>; 349 regulator-max-microvolt = <1800000>; 350 }; 351 352 pm8994_l31: l31 { 353 regulator-min-microvolt = <1262500>; 354 regulator-max-microvolt = <1262500>; 355 }; 356 357 pm8994_l32: l32 { 358 regulator-min-microvolt = <1800000>; 359 regulator-max-microvolt = <1800000>; 360 }; 361 362 pm8994_lvs1: lvs1 {}; 363 pm8994_lvs2: lvs2 {}; 364 }; 365 366 pmi8994_regulators: regulators-1 { 367 compatible = "qcom,rpm-pmi8994-regulators"; 368 vdd_s1-supply = <&vph_pwr>; 369 vdd_bst_byp-supply = <&vph_pwr>; 370 371 pmi8994_s1: s1 { 372 regulator-min-microvolt = <1025000>; 373 regulator-max-microvolt = <1025000>; 374 }; 375 376 /* S2 & S3 - VDD_GFX */ 377 378 pmi8994_bby: boost-bypass { 379 regulator-min-microvolt = <3150000>; 380 regulator-max-microvolt = <3600000>; 381 }; 382 }; 383}; 384 385&sdhc1 { 386 status = "okay"; 387 388 mmc-hs400-1_8v; 389 vmmc-supply = <&pm8994_l20>; 390 vqmmc-supply = <&pm8994_s4>; 391}; 392