0001 // SPDX-License-Identifier: BSD-3-Clause
0002 /*
0003 * Copyright (c) 2020, Konrad Dybcio <konrad.dybcio@somainline.org>
0004 */
0005
0006 #include "msm8994.dtsi"
0007 #include "pm8994.dtsi"
0008 #include "pmi8994.dtsi"
0009 #include <dt-bindings/gpio/gpio.h>
0010 #include <dt-bindings/input/gpio-keys.h>
0011
0012 / {
0013 /* required for bootloader to select correct board */
0014
0015 /*
0016 * We support MSM8994 v2 (0x20000) and v2.1 (0x20001).
0017 * The V1 chip (0x0 and 0x10000) is significantly different
0018 * and requires driver-side changes (including CPR, be warned!!).
0019 * Besides that, it's very rare.
0020 */
0021 qcom,msm-id = <207 0x20000>, <207 0x20001>;
0022 /* We only use pm8994+pmi8994. */
0023 qcom,pmic-id = <0x10009 0x1000a 0x00 0x00>;
0024 /* This property is shared across all kitakami devices. */
0025 qcom,board-id = <8 0>;
0026
0027 /* Kitakami firmware doesn't support PSCI */
0028 /delete-node/ psci;
0029
0030 gpio-keys {
0031 compatible = "gpio-keys";
0032 autorepeat;
0033
0034 button-0 {
0035 label = "Volume Down";
0036 gpios = <&pm8994_gpios 2 GPIO_ACTIVE_LOW>;
0037 linux,input-type = <1>;
0038 linux,code = <KEY_VOLUMEDOWN>;
0039 wakeup-source;
0040 debounce-interval = <15>;
0041 };
0042
0043 button-1 {
0044 label = "Volume Up";
0045 gpios = <&pm8994_gpios 3 GPIO_ACTIVE_LOW>;
0046 linux,input-type = <1>;
0047 linux,code = <KEY_VOLUMEUP>;
0048 wakeup-source;
0049 debounce-interval = <15>;
0050 };
0051
0052 button-2 {
0053 label = "Camera Snapshot";
0054 gpios = <&pm8994_gpios 4 GPIO_ACTIVE_LOW>;
0055 linux,input-type = <1>;
0056 linux,code = <KEY_CAMERA>;
0057 wakeup-source;
0058 debounce-interval = <15>;
0059 };
0060
0061 button-3 {
0062 label = "Camera Focus";
0063 gpios = <&pm8994_gpios 5 GPIO_ACTIVE_LOW>;
0064 linux,input-type = <1>;
0065 linux,code = <KEY_VOLUMEUP>;
0066 wakeup-source;
0067 debounce-interval = <15>;
0068 };
0069 };
0070
0071 reserved-memory {
0072 /* This is for getting crash logs using Android downstream kernels */
0073 ramoops@1fe00000 {
0074 compatible = "ramoops";
0075 reg = <0 0x1fe00000 0 0x200000>;
0076 console-size = <0x100000>;
0077 record-size = <0x10000>;
0078 ftrace-size = <0x10000>;
0079 pmsg-size = <0x80000>;
0080 };
0081
0082 fb_region: fb_region@40000000 {
0083 reg = <0 0x40000000 0 0x1000000>;
0084 no-map;
0085 };
0086
0087 tzapp: memory@c7800000 {
0088 reg = <0 0xc7800000 0 0x1900000>;
0089 no-map;
0090 };
0091 };
0092 };
0093
0094 &blsp1_spi1 {
0095 status = "okay";
0096
0097 /* FPC fingerprint reader */
0098 };
0099
0100 /* I2C1 is disabled on this board */
0101
0102 &blsp1_i2c2 {
0103 status = "okay";
0104 clock-frequency = <355000>;
0105
0106 /* NXP PN547 NFC */
0107 };
0108
0109 &blsp1_i2c6 {
0110 status = "okay";
0111 clock-frequency = <355000>;
0112
0113 touchscreen: rmi4-i2c-dev@2c {
0114 compatible = "syna,rmi4-i2c";
0115 reg = <0x2c>;
0116 #address-cells = <1>;
0117 #size-cells = <0>;
0118
0119 interrupt-parent = <&tlmm>;
0120 interrupts = <42 IRQ_TYPE_EDGE_FALLING>;
0121
0122 pinctrl-names = "default";
0123 pinctrl-0 = <&ts_int_active &ts_reset_active>;
0124
0125 vdd-supply = <&pm8994_l22>;
0126 vio-supply = <&pm8994_s4>;
0127
0128 syna,reset-delay-ms = <220>;
0129 syna,startup-delay-ms = <220>;
0130
0131 rmi4-f01@1 {
0132 reg = <0x01>;
0133 syna,nosleep-mode = <1>;
0134 };
0135
0136 rmi4-f11@11 {
0137 reg = <0x11>;
0138 syna,sensor-type = <1>;
0139 };
0140 };
0141 };
0142
0143 &blsp1_uart2 {
0144 status = "okay";
0145 };
0146
0147 &blsp2_i2c5 {
0148 status = "okay";
0149 clock-frequency = <355000>;
0150
0151 /* sii8620 HDMI/MHL bridge */
0152 };
0153
0154 &blsp2_uart2 {
0155 status = "okay";
0156 };
0157
0158 /*
0159 * Kitakami bootloader only turns cont_splash on when it detects
0160 * specific downstream MDSS/backlight nodes in the active DTB.
0161 * One way to use that framebuffer is to load a secondary instance of
0162 * LK with the downstream DTB appended and then, only from there, load
0163 * mainline Linux.
0164 */
0165 &cont_splash_mem {
0166 reg = <0 0x3401000 0 0x2200000>;
0167 };
0168
0169 &pmi8994_spmi_regulators {
0170 /*
0171 * Yeah, this one *is* managed by RPMPD, but also needs
0172 * to be hacked up as a-o due to the GPU device only accepting a single
0173 * power domain.. which still isn't enough and forces us to bind
0174 * OXILI_CX and OXILI_GX together!
0175 */
0176 vdd_gfx: s2@1700 {
0177 reg = <0x1700 0x100>;
0178 regulator-name = "VDD_GFX";
0179 regulator-min-microvolt = <980000>;
0180 regulator-max-microvolt = <980000>;
0181
0182 /* hack until we rig up the gpu consumer */
0183 regulator-always-on;
0184 };
0185 };
0186
0187 &rpm_requests {
0188 /* PMI8994 should probe first, because pmi8994_bby supplies some of PM8994's regulators */
0189 pmi8994_regulators: pmi8994-regulators {
0190 compatible = "qcom,rpm-pmi8994-regulators";
0191
0192 vdd_s1-supply = <&vph_pwr>;
0193 vdd_bst_byp-supply = <&vph_pwr>;
0194
0195 pmi8994_s1: s1 {
0196 regulator-min-microvolt = <1025000>;
0197 regulator-max-microvolt = <1025000>;
0198 };
0199
0200 /* S2 & S3 - VDD_GFX */
0201
0202 pmi8994_bby: boost-bypass {
0203 regulator-min-microvolt = <3150000>;
0204 regulator-max-microvolt = <3600000>;
0205 };
0206 };
0207
0208 pm8994_regulators: pm8994-regulators {
0209 compatible = "qcom,rpm-pm8994-regulators";
0210
0211 vdd_s3-supply = <&vph_pwr>;
0212 vdd_s4-supply = <&vph_pwr>;
0213 vdd_s5-supply = <&vph_pwr>;
0214 vdd_s6-supply = <&vph_pwr>;
0215 vdd_s7-supply = <&vph_pwr>;
0216 vdd_l1-supply = <&pmi8994_s1>;
0217 vdd_l2_l26_l28-supply = <&pm8994_s3>;
0218 vdd_l3_l11-supply = <&pm8994_s3>;
0219 vdd_l4_l27_l31-supply = <&pm8994_s3>;
0220 vdd_l6_l12_l32-supply = <&pm8994_s5>;
0221 vdd_l8_l16_l30-supply = <&vph_pwr>;
0222 vdd_l9_l10_l18_l22-supply = <&pmi8994_bby>;
0223 vdd_l13_l19_l23_l24-supply = <&pmi8994_bby>;
0224 vdd_l14_l15-supply = <&pm8994_s5>;
0225 vdd_l17_l29-supply = <&pmi8994_bby>;
0226 vdd_l20_l21-supply = <&pmi8994_bby>;
0227 vdd_l25-supply = <&pm8994_s3>;
0228 vdd_lvs1_2-supply = <&pm8994_s4>;
0229
0230 /* S1, S2, S6 and S12 are managed by RPMPD */
0231
0232 pm8994_s3: s3 {
0233 regulator-min-microvolt = <1300000>;
0234 regulator-max-microvolt = <1300000>;
0235 };
0236
0237 pm8994_s4: s4 {
0238 regulator-min-microvolt = <1800000>;
0239 regulator-max-microvolt = <1800000>;
0240 regulator-system-load = <325000>;
0241 regulator-allow-set-load;
0242 regulator-always-on;
0243 };
0244
0245 pm8994_s5: s5 {
0246 regulator-min-microvolt = <2150000>;
0247 regulator-max-microvolt = <2150000>;
0248 };
0249
0250 pm8994_s7: s7 {
0251 regulator-min-microvolt = <1000000>;
0252 regulator-max-microvolt = <1000000>;
0253 };
0254
0255 /*
0256 * S8 - SPMI-managed VDD_APC0
0257 * S9, S10 and S11 (the main one) - SPMI-managed VDD_APC1
0258 */
0259
0260 pm8994_l1: l1 {
0261 regulator-min-microvolt = <1000000>;
0262 regulator-max-microvolt = <1000000>;
0263 };
0264
0265 pm8994_l2: l2 {
0266 regulator-min-microvolt = <1250000>;
0267 regulator-max-microvolt = <1250000>;
0268 regulator-system-load = <10000>;
0269 regulator-allow-set-load;
0270 };
0271
0272 pm8994_l3: l3 {
0273 regulator-min-microvolt = <1100000>;
0274 regulator-max-microvolt = <1100000>;
0275 regulator-boot-on;
0276 };
0277
0278 pm8994_l4: l4 {
0279 regulator-min-microvolt = <1225000>;
0280 regulator-max-microvolt = <1225000>;
0281 };
0282
0283 /* L5 is inaccessible from RPM */
0284
0285 pm8994_l6: l6 {
0286 regulator-min-microvolt = <1800000>;
0287 regulator-max-microvolt = <1800000>;
0288 };
0289
0290 /* L7 is inaccessible from RPM */
0291
0292 pm8994_l8: l8 {
0293 regulator-min-microvolt = <1800000>;
0294 regulator-max-microvolt = <1800000>;
0295 };
0296
0297 pm8994_l9: l9 {
0298 regulator-min-microvolt = <1800000>;
0299 regulator-max-microvolt = <1800000>;
0300 };
0301
0302 pm8994_l10: l10 {
0303 regulator-min-microvolt = <1800000>;
0304 regulator-max-microvolt = <1800000>;
0305 };
0306
0307 pm8994_l11: l11 {
0308 regulator-min-microvolt = <1200000>;
0309 regulator-max-microvolt = <1200000>;
0310 };
0311
0312 pm8994_l12: l12 {
0313 regulator-min-microvolt = <1800000>;
0314 regulator-max-microvolt = <1800000>;
0315 regulator-system-load = <10000>;
0316 regulator-allow-set-load;
0317 };
0318
0319 pm8994_l13: l13 {
0320 regulator-min-microvolt = <1800000>;
0321 regulator-max-microvolt = <2950000>;
0322 };
0323
0324 pm8994_l14: l14 {
0325 regulator-min-microvolt = <1800000>;
0326 regulator-max-microvolt = <1800000>;
0327 regulator-system-load = <10000>;
0328 regulator-allow-set-load;
0329 regulator-boot-on;
0330 };
0331
0332 pm8994_l15: l15 {
0333 regulator-min-microvolt = <1800000>;
0334 regulator-max-microvolt = <1800000>;
0335 };
0336
0337 pm8994_l16: l16 {
0338 regulator-min-microvolt = <2700000>;
0339 regulator-max-microvolt = <2700000>;
0340 };
0341
0342 pm8994_l17: l17 {
0343 regulator-min-microvolt = <2200000>;
0344 regulator-max-microvolt = <2200000>;
0345 regulator-boot-on;
0346 };
0347
0348 pm8994_l18: l18 {
0349 regulator-min-microvolt = <2850000>;
0350 regulator-max-microvolt = <2850000>;
0351 regulator-always-on;
0352 regulator-boot-on;
0353 };
0354
0355 pm8994_l19: l19 {
0356 regulator-min-microvolt = <2850000>;
0357 regulator-max-microvolt = <2850000>;
0358 regulator-boot-on;
0359 };
0360
0361 pm8994_l20: l20 {
0362 regulator-min-microvolt = <2950000>;
0363 regulator-max-microvolt = <2950000>;
0364 regulator-system-load = <570000>;
0365 regulator-allow-set-load;
0366 };
0367
0368 pm8994_l21: l21 {
0369 regulator-min-microvolt = <2950000>;
0370 regulator-max-microvolt = <2950000>;
0371 regulator-system-load = <800000>;
0372 regulator-allow-set-load;
0373 };
0374
0375 pm8994_l22: l22 {
0376 regulator-min-microvolt = <3000000>;
0377 regulator-max-microvolt = <3000000>;
0378 regulator-boot-on;
0379 };
0380
0381 pm8994_l23: l23 {
0382 regulator-min-microvolt = <2800000>;
0383 regulator-max-microvolt = <2800000>;
0384 regulator-always-on;
0385 regulator-boot-on;
0386 };
0387
0388 pm8994_l24: l24 {
0389 regulator-min-microvolt = <3075000>;
0390 regulator-max-microvolt = <3150000>;
0391 };
0392
0393 pm8994_l25: l25 {
0394 regulator-min-microvolt = <1000000>;
0395 regulator-max-microvolt = <1000000>;
0396 regulator-boot-on;
0397 };
0398
0399 pm8994_l26: l26 {
0400 regulator-min-microvolt = <987500>;
0401 regulator-max-microvolt = <987500>;
0402 };
0403
0404 pm8994_l27: l27 {
0405 regulator-min-microvolt = <1200000>;
0406 regulator-max-microvolt = <1200000>;
0407 regulator-boot-on;
0408 };
0409
0410 pm8994_l28: l28 {
0411 regulator-min-microvolt = <1000000>;
0412 regulator-max-microvolt = <1000000>;
0413 regulator-system-load = <10000>;
0414 regulator-allow-set-load;
0415 };
0416
0417 pm8994_l29: l29 {
0418 regulator-min-microvolt = <2700000>;
0419 regulator-max-microvolt = <2700000>;
0420 regulator-boot-on;
0421 };
0422
0423 pm8994_l30: l30 {
0424 regulator-min-microvolt = <1800000>;
0425 regulator-max-microvolt = <1800000>;
0426 regulator-boot-on;
0427 };
0428
0429 pm8994_l31: l31 {
0430 regulator-min-microvolt = <1200000>;
0431 regulator-max-microvolt = <1200000>;
0432 regulator-system-load = <10000>;
0433 regulator-allow-set-load;
0434 };
0435
0436 pm8994_l32: l32 {
0437 regulator-min-microvolt = <1800000>;
0438 regulator-max-microvolt = <1800000>;
0439 };
0440
0441 pm8994_lvs1: lvs1 {
0442 regulator-boot-on;
0443 };
0444 pm8994_lvs2: lvs2 {
0445 regulator-boot-on;
0446 };
0447 };
0448 };
0449
0450 &sdhc1 {
0451 /*
0452 * There is an issue with the eMMC causing permanent
0453 * damage to the card if a quirk isn't addressed.
0454 * Until it's fixed, disable the MMC so as not to brick
0455 * devices.
0456 */
0457 status = "disabled";
0458
0459 /*
0460 * Downstream pushes 2.95V to the sdhci device,
0461 * but upstream driver REALLY wants to make vmmc 1.8v
0462 * cause of the hs400-1_8v mode. MMC works fine without
0463 * that regulator, so let's not use it for now.
0464 * vqmmc is also disabled cause driver stll complains.
0465 *
0466 * vmmc-supply = <&pm8994_l20>;
0467 * vqmmc-supply = <&pm8994_s4>;
0468 */
0469 };
0470
0471 &sdhc2 {
0472 status = "okay";
0473
0474 cd-gpios = <&tlmm 100 0>;
0475 vmmc-supply = <&pm8994_l21>;
0476 vqmmc-supply = <&pm8994_l13>;
0477 };
0478
0479 &tlmm {
0480 ts_int_active: ts-int-active {
0481 pins = "gpio42";
0482 drive-strength = <2>;
0483 bias-disable;
0484 input-enable;
0485 };
0486
0487 ts_reset_active: ts-reset-active {
0488 pins = "gpio109";
0489 drive-strength = <2>;
0490 bias-disable;
0491 output-low;
0492 };
0493 };
