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      1 // SPDX-License-Identifier: GPL-2.0
      2 /*
      3  * SDM845 MTP board device tree source
      4  *
      5  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
      6  */
      7 
      8 /dts-v1/;
      9 
     10 #include <dt-bindings/gpio/gpio.h>
     11 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
     12 #include "sdm845.dtsi"
     13 
     14 / {
     15 	model = "Qualcomm Technologies, Inc. SDM845 MTP";
     16 	compatible = "qcom,sdm845-mtp", "qcom,sdm845";
     17 
     18 	aliases {
     19 		serial0 = &uart9;
     20 	};
     21 
     22 	chosen {
     23 		stdout-path = "serial0:115200n8";
     24 	};
     25 
     26 	vph_pwr: vph-pwr-regulator {
     27 		compatible = "regulator-fixed";
     28 		regulator-name = "vph_pwr";
     29 		regulator-min-microvolt = <3700000>;
     30 		regulator-max-microvolt = <3700000>;
     31 	};
     32 
     33 	/*
     34 	 * Apparently RPMh does not provide support for PM8998 S4 because it
     35 	 * is always-on; model it as a fixed regulator.
     36 	 */
     37 	vreg_s4a_1p8: pm8998-smps4 {
     38 		compatible = "regulator-fixed";
     39 		regulator-name = "vreg_s4a_1p8";
     40 
     41 		regulator-min-microvolt = <1800000>;
     42 		regulator-max-microvolt = <1800000>;
     43 
     44 		regulator-always-on;
     45 		regulator-boot-on;
     46 
     47 		vin-supply = <&vph_pwr>;
     48 	};
     49 };
     50 
     51 &adsp_pas {
     52 	status = "okay";
     53 	firmware-name = "qcom/sdm845/adsp.mdt";
     54 };
     55 
     56 &apps_rsc {
     57 	pm8998-rpmh-regulators {
     58 		compatible = "qcom,pm8998-rpmh-regulators";
     59 		qcom,pmic-id = "a";
     60 
     61 		vdd-s1-supply = <&vph_pwr>;
     62 		vdd-s2-supply = <&vph_pwr>;
     63 		vdd-s3-supply = <&vph_pwr>;
     64 		vdd-s4-supply = <&vph_pwr>;
     65 		vdd-s5-supply = <&vph_pwr>;
     66 		vdd-s6-supply = <&vph_pwr>;
     67 		vdd-s7-supply = <&vph_pwr>;
     68 		vdd-s8-supply = <&vph_pwr>;
     69 		vdd-s9-supply = <&vph_pwr>;
     70 		vdd-s10-supply = <&vph_pwr>;
     71 		vdd-s11-supply = <&vph_pwr>;
     72 		vdd-s12-supply = <&vph_pwr>;
     73 		vdd-s13-supply = <&vph_pwr>;
     74 		vdd-l1-l27-supply = <&vreg_s7a_1p025>;
     75 		vdd-l2-l8-l17-supply = <&vreg_s3a_1p35>;
     76 		vdd-l3-l11-supply = <&vreg_s7a_1p025>;
     77 		vdd-l4-l5-supply = <&vreg_s7a_1p025>;
     78 		vdd-l6-supply = <&vph_pwr>;
     79 		vdd-l7-l12-l14-l15-supply = <&vreg_s5a_2p04>;
     80 		vdd-l9-supply = <&vreg_bob>;
     81 		vdd-l10-l23-l25-supply = <&vreg_bob>;
     82 		vdd-l13-l19-l21-supply = <&vreg_bob>;
     83 		vdd-l16-l28-supply = <&vreg_bob>;
     84 		vdd-l18-l22-supply = <&vreg_bob>;
     85 		vdd-l20-l24-supply = <&vreg_bob>;
     86 		vdd-l26-supply = <&vreg_s3a_1p35>;
     87 		vin-lvs-1-2-supply = <&vreg_s4a_1p8>;
     88 
     89 		vreg_s2a_1p125: smps2 {
     90 			regulator-min-microvolt = <1100000>;
     91 			regulator-max-microvolt = <1100000>;
     92 		};
     93 
     94 		vreg_s3a_1p35: smps3 {
     95 			regulator-min-microvolt = <1352000>;
     96 			regulator-max-microvolt = <1352000>;
     97 		};
     98 
     99 		vreg_s5a_2p04: smps5 {
    100 			regulator-min-microvolt = <1904000>;
    101 			regulator-max-microvolt = <2040000>;
    102 		};
    103 
    104 		vreg_s7a_1p025: smps7 {
    105 			regulator-min-microvolt = <900000>;
    106 			regulator-max-microvolt = <1028000>;
    107 		};
    108 
    109 		vdd_qusb_hs0:
    110 		vdda_hp_pcie_core:
    111 		vdda_mipi_csi0_0p9:
    112 		vdda_mipi_csi1_0p9:
    113 		vdda_mipi_csi2_0p9:
    114 		vdda_mipi_dsi0_pll:
    115 		vdda_mipi_dsi1_pll:
    116 		vdda_qlink_lv:
    117 		vdda_qlink_lv_ck:
    118 		vdda_qrefs_0p875:
    119 		vdda_pcie_core:
    120 		vdda_pll_cc_ebi01:
    121 		vdda_pll_cc_ebi23:
    122 		vdda_sp_sensor:
    123 		vdda_ufs1_core:
    124 		vdda_ufs2_core:
    125 		vdda_usb1_ss_core:
    126 		vdda_usb2_ss_core:
    127 		vreg_l1a_0p875: ldo1 {
    128 			regulator-min-microvolt = <880000>;
    129 			regulator-max-microvolt = <880000>;
    130 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    131 		};
    132 
    133 		vddpx_10:
    134 		vreg_l2a_1p2: ldo2 {
    135 			regulator-min-microvolt = <1200000>;
    136 			regulator-max-microvolt = <1200000>;
    137 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    138 			regulator-always-on;
    139 		};
    140 
    141 		vreg_l3a_1p0: ldo3 {
    142 			regulator-min-microvolt = <1000000>;
    143 			regulator-max-microvolt = <1000000>;
    144 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    145 		};
    146 
    147 		vdd_wcss_cx:
    148 		vdd_wcss_mx:
    149 		vdda_wcss_pll:
    150 		vreg_l5a_0p8: ldo5 {
    151 			regulator-min-microvolt = <800000>;
    152 			regulator-max-microvolt = <800000>;
    153 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    154 		};
    155 
    156 		vddpx_13:
    157 		vreg_l6a_1p8: ldo6 {
    158 			regulator-min-microvolt = <1856000>;
    159 			regulator-max-microvolt = <1856000>;
    160 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    161 		};
    162 
    163 		vreg_l7a_1p8: ldo7 {
    164 			regulator-min-microvolt = <1800000>;
    165 			regulator-max-microvolt = <1800000>;
    166 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    167 		};
    168 
    169 		vreg_l8a_1p2: ldo8 {
    170 			regulator-min-microvolt = <1200000>;
    171 			regulator-max-microvolt = <1248000>;
    172 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    173 		};
    174 
    175 		vreg_l9a_1p8: ldo9 {
    176 			regulator-min-microvolt = <1704000>;
    177 			regulator-max-microvolt = <2928000>;
    178 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    179 		};
    180 
    181 		vreg_l10a_1p8: ldo10 {
    182 			regulator-min-microvolt = <1704000>;
    183 			regulator-max-microvolt = <2928000>;
    184 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    185 		};
    186 
    187 		vreg_l11a_1p0: ldo11 {
    188 			regulator-min-microvolt = <1000000>;
    189 			regulator-max-microvolt = <1048000>;
    190 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    191 		};
    192 
    193 		vdd_qfprom:
    194 		vdd_qfprom_sp:
    195 		vdda_apc1_cs_1p8:
    196 		vdda_gfx_cs_1p8:
    197 		vdda_qrefs_1p8:
    198 		vdda_qusb_hs0_1p8:
    199 		vddpx_11:
    200 		vreg_l12a_1p8: ldo12 {
    201 			regulator-min-microvolt = <1800000>;
    202 			regulator-max-microvolt = <1800000>;
    203 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    204 		};
    205 
    206 		vddpx_2:
    207 		vreg_l13a_2p95: ldo13 {
    208 			regulator-min-microvolt = <1800000>;
    209 			regulator-max-microvolt = <2960000>;
    210 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    211 		};
    212 
    213 		vreg_l14a_1p88: ldo14 {
    214 			regulator-min-microvolt = <1800000>;
    215 			regulator-max-microvolt = <1800000>;
    216 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    217 		};
    218 
    219 		vreg_l15a_1p8: ldo15 {
    220 			regulator-min-microvolt = <1800000>;
    221 			regulator-max-microvolt = <1800000>;
    222 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    223 		};
    224 
    225 		vreg_l16a_2p7: ldo16 {
    226 			regulator-min-microvolt = <2704000>;
    227 			regulator-max-microvolt = <2704000>;
    228 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    229 		};
    230 
    231 		vreg_l17a_1p3: ldo17 {
    232 			regulator-min-microvolt = <1304000>;
    233 			regulator-max-microvolt = <1304000>;
    234 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    235 		};
    236 
    237 		vreg_l18a_2p7: ldo18 {
    238 			regulator-min-microvolt = <2704000>;
    239 			regulator-max-microvolt = <2960000>;
    240 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    241 		};
    242 
    243 		vreg_l19a_3p0: ldo19 {
    244 			regulator-min-microvolt = <2856000>;
    245 			regulator-max-microvolt = <3104000>;
    246 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    247 		};
    248 
    249 		vreg_l20a_2p95: ldo20 {
    250 			regulator-min-microvolt = <2704000>;
    251 			regulator-max-microvolt = <2960000>;
    252 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    253 		};
    254 
    255 		vreg_l21a_2p95: ldo21 {
    256 			regulator-min-microvolt = <2704000>;
    257 			regulator-max-microvolt = <2960000>;
    258 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    259 		};
    260 
    261 		vreg_l22a_2p85: ldo22 {
    262 			regulator-min-microvolt = <2864000>;
    263 			regulator-max-microvolt = <3312000>;
    264 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    265 		};
    266 
    267 		vreg_l23a_3p3: ldo23 {
    268 			regulator-min-microvolt = <3000000>;
    269 			regulator-max-microvolt = <3312000>;
    270 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    271 		};
    272 
    273 		vdda_qusb_hs0_3p1:
    274 		vreg_l24a_3p075: ldo24 {
    275 			regulator-min-microvolt = <3088000>;
    276 			regulator-max-microvolt = <3088000>;
    277 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    278 		};
    279 
    280 		vreg_l25a_3p3: ldo25 {
    281 			regulator-min-microvolt = <3300000>;
    282 			regulator-max-microvolt = <3312000>;
    283 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    284 		};
    285 
    286 		vdda_hp_pcie_1p2:
    287 		vdda_hv_ebi0:
    288 		vdda_hv_ebi1:
    289 		vdda_hv_ebi2:
    290 		vdda_hv_ebi3:
    291 		vdda_mipi_csi_1p25:
    292 		vdda_mipi_dsi0_1p2:
    293 		vdda_mipi_dsi1_1p2:
    294 		vdda_pcie_1p2:
    295 		vdda_ufs1_1p2:
    296 		vdda_ufs2_1p2:
    297 		vdda_usb1_ss_1p2:
    298 		vdda_usb2_ss_1p2:
    299 		vreg_l26a_1p2: ldo26 {
    300 			regulator-min-microvolt = <1200000>;
    301 			regulator-max-microvolt = <1200000>;
    302 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    303 		};
    304 
    305 		vreg_l28a_3p0: ldo28 {
    306 			regulator-min-microvolt = <2856000>;
    307 			regulator-max-microvolt = <3008000>;
    308 			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
    309 		};
    310 
    311 		vreg_lvs1a_1p8: lvs1 {
    312 			regulator-min-microvolt = <1800000>;
    313 			regulator-max-microvolt = <1800000>;
    314 		};
    315 
    316 		vreg_lvs2a_1p8: lvs2 {
    317 			regulator-min-microvolt = <1800000>;
    318 			regulator-max-microvolt = <1800000>;
    319 		};
    320 	};
    321 
    322 	pmi8998-rpmh-regulators {
    323 		compatible = "qcom,pmi8998-rpmh-regulators";
    324 		qcom,pmic-id = "b";
    325 
    326 		vdd-bob-supply = <&vph_pwr>;
    327 
    328 		vreg_bob: bob {
    329 			regulator-min-microvolt = <3312000>;
    330 			regulator-max-microvolt = <3600000>;
    331 			regulator-initial-mode = <RPMH_REGULATOR_MODE_AUTO>;
    332 			regulator-allow-bypass;
    333 		};
    334 	};
    335 
    336 	pm8005-rpmh-regulators {
    337 		compatible = "qcom,pm8005-rpmh-regulators";
    338 		qcom,pmic-id = "c";
    339 
    340 		vdd-s1-supply = <&vph_pwr>;
    341 		vdd-s2-supply = <&vph_pwr>;
    342 		vdd-s3-supply = <&vph_pwr>;
    343 		vdd-s4-supply = <&vph_pwr>;
    344 
    345 		vreg_s3c_0p6: smps3 {
    346 			regulator-min-microvolt = <600000>;
    347 			regulator-max-microvolt = <600000>;
    348 		};
    349 	};
    350 };
    351 
    352 &cdsp_pas {
    353 	status = "okay";
    354 	firmware-name = "qcom/sdm845/cdsp.mdt";
    355 };
    356 
    357 &dsi0 {
    358 	status = "okay";
    359 	vdda-supply = <&vdda_mipi_dsi0_1p2>;
    360 
    361 	qcom,dual-dsi-mode;
    362 	qcom,master-dsi;
    363 
    364 	#address-cells = <1>;
    365 	#size-cells = <0>;
    366 
    367 	ports {
    368 		port@1 {
    369 			endpoint {
    370 				remote-endpoint = <&truly_in_0>;
    371 				data-lanes = <0 1 2 3>;
    372 			};
    373 		};
    374 	};
    375 
    376 	panel@0 {
    377 		compatible = "truly,nt35597-2K-display";
    378 		reg = <0>;
    379 		vdda-supply = <&vreg_l14a_1p88>;
    380 
    381 		reset-gpios = <&tlmm 6 GPIO_ACTIVE_LOW>;
    382 		mode-gpios = <&tlmm 52 GPIO_ACTIVE_HIGH>;
    383 
    384 		ports {
    385 			#address-cells = <1>;
    386 			#size-cells = <0>;
    387 
    388 			port@0 {
    389 				reg = <0>;
    390 				truly_in_0: endpoint {
    391 					remote-endpoint = <&dsi0_out>;
    392 				};
    393 			};
    394 
    395 			port@1 {
    396 				reg = <1>;
    397 				truly_in_1: endpoint {
    398 					remote-endpoint = <&dsi1_out>;
    399 				};
    400 			};
    401 		};
    402 	};
    403 };
    404 
    405 &dsi0_phy {
    406 	status = "okay";
    407 	vdds-supply = <&vdda_mipi_dsi0_pll>;
    408 };
    409 
    410 &dsi1 {
    411 	status = "okay";
    412 	vdda-supply = <&vdda_mipi_dsi1_1p2>;
    413 
    414 	qcom,dual-dsi-mode;
    415 
    416 	/* DSI1 is slave, so use DSI0 clocks */
    417 	assigned-clock-parents = <&dsi0_phy 0>, <&dsi0_phy 1>;
    418 
    419 	ports {
    420 		port@1 {
    421 			endpoint {
    422 				remote-endpoint = <&truly_in_1>;
    423 				data-lanes = <0 1 2 3>;
    424 			};
    425 		};
    426 	};
    427 };
    428 
    429 &dsi1_phy {
    430 	status = "okay";
    431 	vdds-supply = <&vdda_mipi_dsi1_pll>;
    432 };
    433 
    434 &gcc {
    435 	protected-clocks = <GCC_QSPI_CORE_CLK>,
    436 			   <GCC_QSPI_CORE_CLK_SRC>,
    437 			   <GCC_QSPI_CNOC_PERIPH_AHB_CLK>,
    438 			   <GCC_LPASS_Q6_AXI_CLK>,
    439 			   <GCC_LPASS_SWAY_CLK>;
    440 };
    441 
    442 &gpu {
    443 	zap-shader {
    444 		memory-region = <&gpu_mem>;
    445 		firmware-name = "qcom/sdm845/a630_zap.mbn";
    446 	};
    447 };
    448 
    449 &i2c10 {
    450 	status = "okay";
    451 	clock-frequency = <400000>;
    452 };
    453 
    454 &ipa {
    455 	status = "okay";
    456 	memory-region = <&ipa_fw_mem>;
    457 };
    458 
    459 &mdss {
    460 	status = "okay";
    461 };
    462 
    463 &mdss_mdp {
    464 	status = "okay";
    465 };
    466 
    467 &mss_pil {
    468 	status = "okay";
    469 	firmware-name = "qcom/sdm845/mba.mbn", "qcom/sdm845/modem.mbn";
    470 };
    471 
    472 &qupv3_id_1 {
    473 	status = "okay";
    474 };
    475 
    476 &sdhc_2 {
    477 	status = "okay";
    478 
    479 	pinctrl-names = "default";
    480 	pinctrl-0 = <&sdc2_clk &sdc2_cmd &sdc2_data &sd_card_det_n>;
    481 
    482 	vmmc-supply = <&vreg_l21a_2p95>;
    483 	vqmmc-supply = <&vddpx_2>;
    484 
    485 	cd-gpios = <&tlmm 126 GPIO_ACTIVE_LOW>;
    486 };
    487 
    488 &uart9 {
    489 	status = "okay";
    490 };
    491 
    492 &ufs_mem_hc {
    493 	status = "okay";
    494 
    495 	reset-gpios = <&tlmm 150 GPIO_ACTIVE_LOW>;
    496 
    497 	vcc-supply = <&vreg_l20a_2p95>;
    498 	vcc-max-microamp = <600000>;
    499 };
    500 
    501 &ufs_mem_phy {
    502 	status = "okay";
    503 
    504 	vdda-phy-supply = <&vdda_ufs1_core>;
    505 	vdda-pll-supply = <&vdda_ufs1_1p2>;
    506 };
    507 
    508 &usb_1 {
    509 	status = "okay";
    510 };
    511 
    512 &usb_1_dwc3 {
    513 	/* Until we have Type C hooked up we'll force this as peripheral. */
    514 	dr_mode = "peripheral";
    515 };
    516 
    517 &usb_1_hsphy {
    518 	status = "okay";
    519 
    520 	vdd-supply = <&vdda_usb1_ss_core>;
    521 	vdda-pll-supply = <&vdda_qusb_hs0_1p8>;
    522 	vdda-phy-dpdm-supply = <&vdda_qusb_hs0_3p1>;
    523 
    524 	qcom,imp-res-offset-value = <8>;
    525 	qcom,hstx-trim-value = <QUSB2_V2_HSTX_TRIM_21_6_MA>;
    526 	qcom,preemphasis-level = <QUSB2_V2_PREEMPHASIS_5_PERCENT>;
    527 	qcom,preemphasis-width = <QUSB2_V2_PREEMPHASIS_WIDTH_HALF_BIT>;
    528 };
    529 
    530 &usb_1_qmpphy {
    531 	status = "okay";
    532 
    533 	vdda-phy-supply = <&vdda_usb1_ss_1p2>;
    534 	vdda-pll-supply = <&vdda_usb1_ss_core>;
    535 };
    536 
    537 &usb_2 {
    538 	status = "okay";
    539 };
    540 
    541 &usb_2_dwc3 {
    542 	/*
    543 	 * Though the USB block on SDM845 can support host, there's no vbus
    544 	 * signal for this port on MTP.  Thus (unless you have a non-compliant
    545 	 * hub that works without vbus) the only sensible thing is to force
    546 	 * peripheral mode.
    547 	 */
    548 	dr_mode = "peripheral";
    549 };
    550 
    551 &usb_2_hsphy {
    552 	status = "okay";
    553 
    554 	vdd-supply = <&vdda_usb2_ss_core>;
    555 	vdda-pll-supply = <&vdda_qusb_hs0_1p8>;
    556 	vdda-phy-dpdm-supply = <&vdda_qusb_hs0_3p1>;
    557 
    558 	qcom,imp-res-offset-value = <8>;
    559 	qcom,hstx-trim-value = <QUSB2_V2_HSTX_TRIM_22_8_MA>;
    560 };
    561 
    562 &usb_2_qmpphy {
    563 	status = "okay";
    564 
    565 	vdda-phy-supply = <&vdda_usb2_ss_1p2>;
    566 	vdda-pll-supply = <&vdda_usb2_ss_core>;
    567 };
    568 
    569 &wifi {
    570 	status = "okay";
    571 	vdd-0.8-cx-mx-supply = <&vreg_l5a_0p8>;
    572 	vdd-1.8-xo-supply = <&vreg_l7a_1p8>;
    573 	vdd-1.3-rfa-supply = <&vreg_l17a_1p3>;
    574 	vdd-3.3-ch0-supply = <&vreg_l25a_3p3>;
    575 };
    576 
    577 /* PINCTRL - additions to nodes defined in sdm845.dtsi */
    578 
    579 &qup_i2c10_default {
    580 	pinconf {
    581 		pins = "gpio55", "gpio56";
    582 		drive-strength = <2>;
    583 		bias-disable;
    584 	};
    585 };
    586 
    587 &qup_uart9_default {
    588 	pinconf-tx {
    589 		pins = "gpio4";
    590 		drive-strength = <2>;
    591 		bias-disable;
    592 	};
    593 
    594 	pinconf-rx {
    595 		pins = "gpio5";
    596 		drive-strength = <2>;
    597 		bias-pull-up;
    598 	};
    599 };
    600 
    601 &tlmm {
    602 	gpio-reserved-ranges = <0 4>, <81 4>;
    603 
    604 	sdc2_clk: sdc2-clk {
    605 		pinconf {
    606 			pins = "sdc2_clk";
    607 			bias-disable;
    608 
    609 			/*
    610 			 * It seems that mmc_test reports errors if drive
    611 			 * strength is not 16 on clk, cmd, and data pins.
    612 			 */
    613 			drive-strength = <16>;
    614 		};
    615 	};
    616 
    617 	sdc2_cmd: sdc2-cmd {
    618 		pinconf {
    619 			pins = "sdc2_cmd";
    620 			bias-pull-up;
    621 			drive-strength = <16>;
    622 		};
    623 	};
    624 
    625 	sdc2_data: sdc2-data {
    626 		pinconf {
    627 			pins = "sdc2_data";
    628 			bias-pull-up;
    629 			drive-strength = <16>;
    630 		};
    631 	};
    632 
    633 	sd_card_det_n: sd-card-det-n {
    634 		pinmux {
    635 			pins = "gpio126";
    636 			function = "gpio";
    637 		};
    638 
    639 		pinconf {
    640 			pins = "gpio126";
    641 			bias-pull-up;
    642 		};
    643 	};
    644 };
    645