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  1/*
  2 * Copyright 2016 Linaro Ltd
  3 *
  4 * Permission is hereby granted, free of charge, to any person obtaining a copy
  5 * of this software and associated documentation files (the "Software"), to deal
  6 * in the Software without restriction, including without limitation the rights
  7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  8 * copies of the Software, and to permit persons to whom the Software is
  9 * furnished to do so, subject to the following conditions:
 10 *
 11 * The above copyright notice and this permission notice shall be included in
 12 * all copies or substantial portions of the Software.
 13 *
 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 20 * THE SOFTWARE.
 21 */
 22
 23#include <dt-bindings/input/input.h>
 24#include <dt-bindings/gpio/gpio.h>
 25#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
 26#include <dt-bindings/pinctrl/qcom,pmic-mpp.h>
 27#include "qcom-msm8660.dtsi"
 28
 29/ {
 30	model = "Qualcomm APQ8060 Dragonboard";
 31	compatible = "qcom,apq8060-dragonboard", "qcom,msm8660";
 32
 33	aliases {
 34		serial0 = &gsbi12_serial;
 35	};
 36
 37	chosen {
 38		stdout-path = "serial0:115200n8";
 39	};
 40
 41	regulators {
 42		compatible = "simple-bus";
 43
 44		/* Main power of the board: 3.7V */
 45		vph: regulator-fixed {
 46			compatible = "regulator-fixed";
 47			regulator-min-microvolt = <3700000>;
 48			regulator-max-microvolt = <3700000>;
 49			regulator-name = "VPH";
 50			regulator-type = "voltage";
 51			regulator-always-on;
 52			regulator-boot-on;
 53		};
 54
 55		/* GPIO controlled ethernet power regulator */
 56		dragon_veth: xc622a331mrg {
 57			compatible = "regulator-fixed";
 58			regulator-name = "XC6222A331MR-G";
 59			regulator-min-microvolt = <3300000>;
 60			regulator-max-microvolt = <3300000>;
 61			vin-supply = <&vph>;
 62			gpio = <&pm8058_gpio 40 GPIO_ACTIVE_HIGH>;
 63			enable-active-high;
 64			pinctrl-names = "default";
 65			pinctrl-0 = <&dragon_veth_gpios>;
 66			regulator-always-on;
 67		};
 68
 69		/* VDDvario fixed regulator */
 70		dragon_vario: nds332p {
 71			compatible = "regulator-fixed";
 72			regulator-name = "NDS332P";
 73			regulator-min-microvolt = <1800000>;
 74			regulator-max-microvolt = <1800000>;
 75			vin-supply = <&pm8058_s3>;
 76		};
 77
 78		/* This is a levelshifter for SDCC5 */
 79		dragon_vio_txb: txb0104rgyr {
 80			compatible = "regulator-fixed";
 81			regulator-name = "Dragon SDCC levelshifter";
 82			vin-supply = <&pm8058_l14>;
 83			regulator-always-on;
 84		};
 85	};
 86
 87	/*
 88	 * Capella CM3605 light and proximity sensor mounted directly
 89	 * on the sensor board.
 90	 */
 91	cm3605 {
 92		compatible = "capella,cm3605";
 93		vdd-supply = <&pm8058_l14>; // 2.85V
 94		aset-gpios = <&pm8058_gpio 35 GPIO_ACTIVE_LOW>;
 95		capella,aset-resistance-ohms = <100000>;
 96		/* GPIO34 has interrupt 225 on the PM8058 */
 97		/* Trig on both edges - getting close or far away */
 98		interrupts-extended = <&pm8058 225 IRQ_TYPE_EDGE_BOTH>;
 99		/* MPP05 analog input to the XOADC */
100		io-channels = <&xoadc 0x00 0x05>;
101		io-channel-names = "aout";
102		pinctrl-names = "default";
103		pinctrl-0 = <&dragon_cm3605_gpios>, <&dragon_cm3605_mpps>;
104	};
105
106	soc {
107		pinctrl@800000 {
108			/* eMMMC pins, all 8 data lines connected */
109			dragon_sdcc1_pins: sdcc1 {
110				mux {
111					pins = "gpio159", "gpio160", "gpio161",
112					     "gpio162", "gpio163", "gpio164",
113					     "gpio165", "gpio166", "gpio167",
114					     "gpio168";
115					     function = "sdc1";
116				};
117				clk {
118					pins = "gpio167"; /* SDC1 CLK */
119					drive-strength = <16>;
120					bias-disable;
121				};
122				cmd {
123					pins = "gpio168"; /* SDC1 CMD */
124					drive-strength = <10>;
125					bias-pull-up;
126				};
127				data {
128					/* SDC1 D0 to D7 */
129					pins = "gpio159", "gpio160", "gpio161", "gpio162",
130					     "gpio163", "gpio164", "gpio165", "gpio166";
131					drive-strength = <10>;
132					bias-pull-up;
133				};
134			};
135
136			/*
137			 * The SDCC3 pins are hardcoded (non-muxable) but need some pin
138			 * configuration.
139			 */
140			dragon_sdcc3_pins: sdcc3 {
141				clk {
142					pins = "sdc3_clk";
143					drive-strength = <8>;
144					bias-disable;
145				};
146				cmd {
147					pins = "sdc3_cmd";
148					drive-strength = <8>;
149					bias-pull-up;
150				};
151				data {
152					pins = "sdc3_data";
153					drive-strength = <8>;
154					bias-pull-up;
155				};
156			};
157
158			/* Second SD card slot pins */
159			dragon_sdcc5_pins: sdcc5 {
160				mux {
161					pins = "gpio95", "gpio96", "gpio97",
162					    "gpio98", "gpio99", "gpio100";
163					function = "sdc5";
164				};
165				clk {
166					pins = "gpio97"; /* SDC5 CLK */
167					drive-strength = <16>;
168					bias-disable;
169				};
170				cmd {
171					pins = "gpio95"; /* SDC5 CMD */
172					drive-strength = <10>;
173					bias-pull-up;
174				};
175				data {
176					/* SDC5 D0 to D3 */
177					pins = "gpio96", "gpio98", "gpio99", "gpio100";
178					drive-strength = <10>;
179					bias-pull-up;
180				};
181			};
182
183			dragon_gsbi8_i2c_pins: gsbi8_i2c {
184				mux {
185					pins = "gpio64", "gpio65";
186					function = "gsbi8";
187				};
188				pinconf {
189					pins = "gpio64", "gpio65";
190					drive-strength = <16>;
191					/* These have external pull-up 2.2kOhm to 1.8V */
192					bias-disable;
193				};
194			};
195
196			dragon_gsbi12_i2c_pins: gsbi12_i2c {
197				mux {
198					pins = "gpio115", "gpio116";
199					function = "gsbi12";
200				};
201				pinconf {
202					pins = "gpio115", "gpio116";
203					drive-strength = <16>;
204					/* These have external pull-up 4.7kOhm to 1.8V */
205					bias-disable;
206				};
207			};
208
209			/* Primary serial port uart 0 pins */
210			dragon_gsbi12_serial_pins: gsbi12_serial {
211				mux {
212					pins = "gpio117", "gpio118";
213					function = "gsbi12";
214				};
215				tx {
216					pins = "gpio117";
217					drive-strength = <8>;
218					bias-disable;
219				};
220				rx {
221					pins = "gpio118";
222					drive-strength = <2>;
223					bias-pull-up;
224				};
225			};
226
227			dragon_ebi2_pins: ebi2 {
228				/*
229				 * Pins used by EBI2 on the Dragonboard, actually only
230				 * CS2 is used by a real peripheral. CS0 is just
231				 * routed to a test point.
232				 */
233				mux0 {
234					pins =
235					    /* "gpio39", CS1A_N this is not good to mux */
236					    "gpio40", /* CS2A_N */
237					    "gpio134"; /* CS0_N testpoint TP29 */
238					function = "ebi2cs";
239				};
240				mux1 {
241					pins =
242					    /* EBI2_ADDR_7 downto EBI2_ADDR_0 address bus */
243					    "gpio123", "gpio124", "gpio125", "gpio126",
244					    "gpio127", "gpio128", "gpio129", "gpio130",
245					    /* EBI2_DATA_15 downto EBI2_DATA_0 data bus */
246					    "gpio135", "gpio136", "gpio137", "gpio138",
247					    "gpio139", "gpio140", "gpio141", "gpio142",
248					    "gpio143", "gpio144", "gpio145", "gpio146",
249					    "gpio147", "gpio148", "gpio149", "gpio150",
250					    "gpio151", /* EBI2_OE_N */
251					    "gpio153", /* EBI2_ADV */
252					    "gpio157"; /* EBI2_WE_N */
253					function = "ebi2";
254				};
255			};
256
257			/* Interrupt line for the KXSD9 accelerometer */
258			dragon_kxsd9_gpios: kxsd9 {
259				irq {
260					pins = "gpio57"; /* IRQ line */
261					bias-pull-up;
262				};
263			};
264		};
265
266		qcom,ssbi@500000 {
267			pmic@0 {
268				keypad@148 {
269					linux,keymap = <
270					MATRIX_KEY(0, 0, KEY_MENU)
271					MATRIX_KEY(0, 2, KEY_1)
272					MATRIX_KEY(0, 3, KEY_4)
273					MATRIX_KEY(0, 4, KEY_7)
274					MATRIX_KEY(1, 0, KEY_UP)
275					MATRIX_KEY(1, 1, KEY_LEFT)
276					MATRIX_KEY(1, 2, KEY_DOWN)
277					MATRIX_KEY(1, 3, KEY_5)
278					MATRIX_KEY(1, 3, KEY_8)
279					MATRIX_KEY(2, 0, KEY_HOME)
280					MATRIX_KEY(2, 1, KEY_REPLY)
281					MATRIX_KEY(2, 2, KEY_2)
282					MATRIX_KEY(2, 3, KEY_6)
283					MATRIX_KEY(3, 0, KEY_VOLUMEUP)
284					MATRIX_KEY(3, 1, KEY_RIGHT)
285					MATRIX_KEY(3, 2, KEY_3)
286					MATRIX_KEY(3, 3, KEY_9)
287					MATRIX_KEY(3, 4, KEY_SWITCHVIDEOMODE)
288					MATRIX_KEY(4, 0, KEY_VOLUMEDOWN)
289					MATRIX_KEY(4, 1, KEY_BACK)
290					MATRIX_KEY(4, 2, KEY_CAMERA)
291					MATRIX_KEY(4, 3, KEY_KBDILLUMTOGGLE)
292					>;
293					keypad,num-rows = <6>;
294					keypad,num-columns = <5>;
295				};
296
297				gpio@150 {
298					dragon_ethernet_gpios: ethernet-gpios {
299						pinconf {
300							pins = "gpio7";
301							function = "normal";
302							input-enable;
303							bias-disable;
304							power-source = <PM8058_GPIO_S3>;
305						};
306					};
307					dragon_bmp085_gpios: bmp085-gpios {
308						pinconf {
309							pins = "gpio16";
310							function = "normal";
311							input-enable;
312							bias-disable;
313							power-source = <PM8058_GPIO_S3>;
314						};
315					};
316					dragon_mpu3050_gpios: mpu3050-gpios {
317						pinconf {
318							pins = "gpio17";
319							function = "normal";
320							input-enable;
321							bias-disable;
322							power-source = <PM8058_GPIO_S3>;
323						};
324					};
325					dragon_sdcc3_gpios: sdcc3-gpios {
326						pinconf {
327							pins = "gpio22";
328							function = "normal";
329							input-enable;
330							bias-disable;
331							power-source = <PM8058_GPIO_S3>;
332						};
333					};
334					dragon_sdcc5_gpios: sdcc5-gpios {
335						pinconf {
336							pins = "gpio26";
337							function = "normal";
338							input-enable;
339							bias-pull-up;
340							qcom,pull-up-strength = <PMIC_GPIO_PULL_UP_30>;
341							power-source = <PM8058_GPIO_S3>;
342						};
343					};
344					dragon_ak8975_gpios: ak8975-gpios {
345						pinconf {
346							pins = "gpio33";
347							function = "normal";
348							input-enable;
349							bias-disable;
350							power-source = <PM8058_GPIO_S3>;
351						};
352					};
353					dragon_cm3605_gpios: cm3605-gpios {
354						/* Pin 34 connected to the proxy IRQ */
355						pinconf_gpio34 {
356							pins = "gpio34";
357							function = "normal";
358							input-enable;
359							bias-disable;
360							power-source = <PM8058_GPIO_S3>;
361						};
362						/* Pin 35 connected to ASET */
363						pinconf_gpio35 {
364							pins = "gpio35";
365							function = "normal";
366							output-high;
367							bias-disable;
368							power-source = <PM8058_GPIO_S3>;
369						};
370					};
371					dragon_veth_gpios: veth-gpios {
372						pinconf {
373							pins = "gpio40";
374							function = "normal";
375							bias-disable;
376							drive-push-pull;
377						};
378					};
379				};
380
381				mpps@50 {
382					dragon_cm3605_mpps: cm3605-mpps {
383						pinconf {
384							pins = "mpp5";
385							function = "analog";
386							input-enable;
387							bias-high-impedance;
388							/* Let's use channel 5 */
389							qcom,amux-route = <PMIC_MPP_AMUX_ROUTE_CH5>;
390							power-source = <PM8058_GPIO_S3>;
391						};
392					};
393				};
394
395				xoadc@197 {
396					/* Reference voltage 2.2 V */
397					xoadc-ref-supply = <&pm8058_l18>;
398
399					/* Board-specific channels */
400					mpp5@5 {
401						/* Connected to AOUT of ALS sensor */
402						reg = <0x00 0x05>;
403					};
404					mpp6@6 {
405						/* Connected to test point TP43 */
406						reg = <0x00 0x06>;
407					};
408					mpp7@7 {
409						/* Connected to battery thermistor */
410						reg = <0x00 0x07>;
411					};
412					mpp8@8 {
413						/* Connected to battery ID detector */
414						reg = <0x00 0x08>;
415					};
416					mpp9@9 {
417						/* Connected to XO thermistor */
418						reg = <0x00 0x09>;
419					};
420				};
421
422				led@48 {
423					/*
424					 * The keypad LED @0x48 is routed to
425					 * the sensor board where it is
426					 * connected to an infrared LED
427					 * SFH4650 (60mW, @850nm) next to the
428					 * ambient light and proximity sensor
429					 * Capella Microsystems CM3605.
430					 */
431					compatible = "qcom,pm8058-keypad-led";
432					reg = <0x48>;
433					label = "pm8058:infrared:proximitysensor";
434					default-state = "off";
435					linux,default-trigger = "cm3605";
436				};
437				led@131 {
438					compatible = "qcom,pm8058-led";
439					reg = <0x131>;
440					label = "pm8058:red";
441					default-state = "off";
442				};
443				led@132 {
444					/*
445					 * This is actually green too on my
446					 * board, but documented as yellow.
447					 */
448					compatible = "qcom,pm8058-led";
449					reg = <0x132>;
450					label = "pm8058:yellow";
451					default-state = "off";
452					linux,default-trigger = "mmc0";
453				};
454				led@133 {
455					compatible = "qcom,pm8058-led";
456					reg = <0x133>;
457					label = "pm8058:green";
458					default-state = "on";
459					linux,default-trigger = "heartbeat";
460				};
461			};
462		};
463
464		gsbi@19800000 {
465			status = "ok";
466			qcom,mode = <GSBI_PROT_I2C>;
467
468			i2c@19880000 {
469				status = "ok";
470				pinctrl-names = "default";
471				pinctrl-0 = <&dragon_gsbi8_i2c_pins>;
472
473				eeprom@52 {
474					/* A 16KiB Platform ID EEPROM on the CPU carrier board */
475					compatible = "atmel,24c128";
476					reg = <0x52>;
477					vcc-supply = <&pm8058_s3>;
478					pagesize = <64>;
479				};
480				wm8903: wm8903@1a {
481					/* This Woolfson Micro device has an unrouted interrupt line */
482					compatible = "wlf,wm8903";
483					reg = <0x1a>;
484
485					AVDD-supply = <&pm8058_l16>;
486					CPVDD-supply = <&pm8058_l16>;
487					DBVDD-supply = <&pm8058_s3>;
488					DCVDD-supply = <&pm8058_l0>;
489
490					gpio-controller;
491					#gpio-cells = <2>;
492
493					micdet-cfg = <0>;
494					micdet-delay = <100>;
495					gpio-cfg = <0xffffffff 0xffffffff 0 0xffffffff 0xffffffff>;
496				};
497			};
498		};
499
500		gsbi@19c00000 {
501			status = "ok";
502			qcom,mode = <GSBI_PROT_I2C_UART>;
503
504			serial@19c40000 {
505				status = "ok";
506				pinctrl-names = "default";
507				pinctrl-0 = <&dragon_gsbi12_serial_pins>;
508			};
509
510			i2c@19c80000 {
511				status = "ok";
512				pinctrl-names = "default";
513				pinctrl-0 = <&dragon_gsbi12_i2c_pins>;
514
515				ak8975@c {
516					compatible = "asahi-kasei,ak8975";
517					reg = <0x0c>;
518					/* FIXME: GPIO33 has interrupt 224 on the PM8058 */
519					interrupt-parent = <&pm8058>;
520					interrupts = <224 IRQ_TYPE_EDGE_RISING>;
521					pinctrl-names = "default";
522					pinctrl-0 = <&dragon_ak8975_gpios>;
523					vid-supply = <&pm8058_lvs0>; // 1.8V
524					vdd-supply = <&pm8058_l14>; // 2.85V
525				};
526				bmp085@77 {
527					compatible = "bosch,bmp085";
528					reg = <0x77>;
529					/* FIXME: GPIO16 has interrupt 207 on the PM8058 */
530					interrupt-parent = <&pm8058>;
531					interrupts = <207 IRQ_TYPE_EDGE_RISING>;
532					reset-gpios = <&tlmm 86 GPIO_ACTIVE_LOW>;
533					pinctrl-names = "default";
534					pinctrl-0 = <&dragon_bmp085_gpios>;
535					vddd-supply = <&pm8058_lvs0>; // 1.8V
536					vdda-supply = <&pm8058_l14>; // 2.85V
537				};
538				mpu3050@68 {
539					compatible = "invensense,mpu3050";
540					reg = <0x68>;
541					/*
542					 * GPIO17 has interrupt 208 on the
543					 * PM8058, it is pulled high by a 10k
544					 * resistor to VLOGIC so needs to be
545					 * active low/falling edge.
546					 */
547					interrupts-extended = <&pm8058 208 IRQ_TYPE_EDGE_FALLING>;
548					pinctrl-names = "default";
549					pinctrl-0 = <&dragon_mpu3050_gpios>;
550					vlogic-supply = <&pm8058_lvs0>; // 1.8V
551					vdd-supply = <&pm8058_l14>; // 2.85V
552
553					/*
554					 * The MPU-3050 acts as a hub for the
555					 * accelerometer.
556					 */
557					i2c-gate {
558						#address-cells = <1>;
559						#size-cells = <0>;
560
561						kxsd9@18 {
562							compatible = "kionix,kxsd9";
563							reg = <0x18>;
564							interrupt-parent = <&tlmm>;
565							interrupts = <57 IRQ_TYPE_EDGE_FALLING>;
566							pinctrl-names = "default";
567							pinctrl-0 = <&dragon_kxsd9_gpios>;
568							iovdd-supply = <&pm8058_lvs0>; // 1.8V
569							vdd-supply = <&pm8058_l14>; // 2.85V
570						};
571					};
572				};
573			};
574		};
575
576		external-bus@1a100000 {
577			/* The EBI2 will instantiate first, then populate its children */
578			status = "ok";
579			pinctrl-names = "default";
580			pinctrl-0 = <&dragon_ebi2_pins>;
581
582			/*
583			 * An on-board SMSC LAN9221 chip for "debug ethernet",
584			 * which is actually just an ordinary ethernet on the
585			 * EBI2. This has a 25MHz chrystal next to it, so no
586			 * clocking is needed.
587			 */
588			ethernet-ebi2@2,0 {
589				compatible = "smsc,lan9221", "smsc,lan9115";
590				reg = <2 0x0 0x100>;
591				/*
592				 * GPIO7 has interrupt 198 on the PM8058
593				 * The second interrupt is the PME interrupt
594				 * for network wakeup, connected to the TLMM.
595				 */
596				interrupts-extended = <&pm8058 198 IRQ_TYPE_EDGE_FALLING>,
597						    <&tlmm 29 IRQ_TYPE_EDGE_RISING>;
598				reset-gpios = <&tlmm 30 GPIO_ACTIVE_LOW>;
599				vdd33a-supply = <&dragon_veth>;
600				vddvario-supply = <&dragon_vario>;
601				pinctrl-names = "default";
602				pinctrl-0 = <&dragon_ethernet_gpios>;
603				phy-mode = "mii";
604				reg-io-width = <2>;
605				smsc,force-external-phy;
606				/* IRQ on edge falling = active low */
607				smsc,irq-active-low;
608				smsc,irq-push-pull;
609
610				/*
611				 * SLOW chipselect config
612				 * Delay 9 cycles (140ns@64MHz) between SMSC
613				 * LAN9221 Ethernet controller reads and writes
614				 * on CS2.
615				 */
616				qcom,xmem-recovery-cycles = <0>;
617				qcom,xmem-write-hold-cycles = <3>;
618				qcom,xmem-write-delta-cycles = <31>;
619				qcom,xmem-read-delta-cycles = <28>;
620				qcom,xmem-write-wait-cycles = <9>;
621				qcom,xmem-read-wait-cycles = <9>;
622			};
623		};
624
625		rpm@104000 {
626			/*
627			 * Set up of the PMIC RPM regulators for this board
628			 * PM8901 supplies "preliminary regulators" whatever
629			 * that means
630			 */
631			pm8901-regulators {
632				vdd_l0-supply = <&pm8901_s4>;
633				vdd_l1-supply = <&vph>;
634				vdd_l2-supply = <&vph>;
635				vdd_l3-supply = <&vph>;
636				vdd_l4-supply = <&vph>;
637				vdd_l5-supply = <&vph>;
638				vdd_l6-supply = <&vph>;
639				/* vdd_s0-supply, vdd_s1-supply: SAW regulators */
640				vdd_s2-supply = <&vph>;
641				vdd_s3-supply = <&vph>;
642				vdd_s4-supply = <&vph>;
643				lvs0_in-supply = <&pm8058_s3>;
644				lvs1_in-supply = <&pm8901_s4>;
645				lvs2_in-supply = <&pm8058_l0>;
646				lvs3_in-supply = <&pm8058_s2>;
647				mvs_in-supply = <&pm8058_s3>;
648
649				l0 {
650					regulator-min-microvolt = <1200000>;
651					regulator-max-microvolt = <1200000>;
652					bias-pull-down;
653				};
654				l1 {
655					regulator-min-microvolt = <3300000>;
656					regulator-max-microvolt = <3300000>;
657					bias-pull-down;
658				};
659				l2 {
660					regulator-min-microvolt = <2850000>;
661					regulator-max-microvolt = <3300000>;
662					bias-pull-down;
663				};
664				l3 {
665					regulator-min-microvolt = <3300000>;
666					regulator-max-microvolt = <3300000>;
667					bias-pull-down;
668				};
669				l4 {
670					regulator-min-microvolt = <2600000>;
671					regulator-max-microvolt = <2600000>;
672					bias-pull-down;
673				};
674				l5 {
675					regulator-min-microvolt = <2850000>;
676					regulator-max-microvolt = <2850000>;
677					bias-pull-down;
678				};
679				l6 {
680					regulator-min-microvolt = <2200000>;
681					regulator-max-microvolt = <2200000>;
682					bias-pull-down;
683				};
684
685				/* s0 and s1 are SAW regulators controlled over SPM */
686				s2 {
687					regulator-min-microvolt = <1300000>;
688					regulator-max-microvolt = <1300000>;
689					qcom,switch-mode-frequency = <1600000>;
690					bias-pull-down;
691				};
692				s3 {
693					regulator-min-microvolt = <1100000>;
694					regulator-max-microvolt = <1100000>;
695					qcom,switch-mode-frequency = <1600000>;
696					bias-pull-down;
697				};
698				s4 {
699					regulator-min-microvolt = <1225000>;
700					regulator-max-microvolt = <1225000>;
701					qcom,switch-mode-frequency = <1600000>;
702					bias-pull-down;
703				};
704
705				/* LVS0 thru 3 and mvs0 are just switches */
706				lvs0 {
707					regulator-always-on;
708				};
709				lvs1 { };
710				lvs2 { };
711				lvs3 { };
712				mvs0 {};
713
714			};
715
716			pm8058-regulators {
717				vdd_l0_l1_lvs-supply = <&pm8058_s3>;
718				vdd_l2_l11_l12-supply = <&vph>;
719				vdd_l3_l4_l5-supply = <&vph>;
720				vdd_l6_l7-supply = <&vph>;
721				vdd_l8-supply = <&vph>;
722				vdd_l9-supply = <&vph>;
723				vdd_l10-supply = <&vph>;
724				vdd_l13_l16-supply = <&pm8058_s4>;
725				vdd_l14_l15-supply = <&vph>;
726				vdd_l17_l18-supply = <&vph>;
727				vdd_l19_l20-supply = <&vph>;
728				vdd_l21-supply = <&pm8058_s3>;
729				vdd_l22-supply = <&pm8058_s3>;
730				vdd_l23_l24_l25-supply = <&pm8058_s3>;
731				vdd_s0-supply = <&vph>;
732				vdd_s1-supply = <&vph>;
733				vdd_s2-supply = <&vph>;
734				vdd_s3-supply = <&vph>;
735				vdd_s4-supply = <&vph>;
736				vdd_ncp-supply = <&vph>;
737
738				l0 {
739					regulator-min-microvolt = <1200000>;
740					regulator-max-microvolt = <1200000>;
741					bias-pull-down;
742				};
743				l1 {
744					regulator-min-microvolt = <1200000>;
745					regulator-max-microvolt = <1200000>;
746					bias-pull-down;
747				};
748				l2 {
749					regulator-min-microvolt = <1800000>;
750					regulator-max-microvolt = <2600000>;
751					bias-pull-down;
752				};
753				l3 {
754					regulator-min-microvolt = <1800000>;
755					regulator-max-microvolt = <1800000>;
756					bias-pull-down;
757				};
758				l4 {
759					regulator-min-microvolt = <2850000>;
760					regulator-max-microvolt = <2850000>;
761					bias-pull-down;
762				};
763				l5 {
764					regulator-min-microvolt = <2850000>;
765					regulator-max-microvolt = <2850000>;
766					bias-pull-down;
767				};
768				l6 {
769					regulator-min-microvolt = <3000000>;
770					regulator-max-microvolt = <3600000>;
771					bias-pull-down;
772				};
773				l7 {
774					regulator-min-microvolt = <1800000>;
775					regulator-max-microvolt = <1800000>;
776					bias-pull-down;
777				};
778				l8 {
779					regulator-min-microvolt = <2900000>;
780					regulator-max-microvolt = <3050000>;
781					bias-pull-down;
782				};
783				l9 {
784					regulator-min-microvolt = <1800000>;
785					regulator-max-microvolt = <1800000>;
786					bias-pull-down;
787				};
788				l10 {
789					regulator-min-microvolt = <2600000>;
790					regulator-max-microvolt = <2600000>;
791					bias-pull-down;
792				};
793				l11 {
794					regulator-min-microvolt = <1500000>;
795					regulator-max-microvolt = <1500000>;
796					bias-pull-down;
797				};
798				l12 {
799					regulator-min-microvolt = <2900000>;
800					regulator-max-microvolt = <2900000>;
801					bias-pull-down;
802				};
803				l13 {
804					regulator-min-microvolt = <2050000>;
805					regulator-max-microvolt = <2050000>;
806					bias-pull-down;
807				};
808				l14 {
809					regulator-min-microvolt = <2850000>;
810					regulator-max-microvolt = <2850000>;
811				};
812				l15 {
813					regulator-min-microvolt = <2850000>;
814					regulator-max-microvolt = <2850000>;
815					bias-pull-down;
816				};
817				l16 {
818					regulator-min-microvolt = <1800000>;
819					regulator-max-microvolt = <1800000>;
820					bias-pull-down;
821					regulator-always-on;
822				};
823				l17 {
824					// 1.5V according to schematic
825					regulator-min-microvolt = <2600000>;
826					regulator-max-microvolt = <2600000>;
827					bias-pull-down;
828				};
829				l18 {
830					regulator-min-microvolt = <2200000>;
831					regulator-max-microvolt = <2200000>;
832					bias-pull-down;
833				};
834				l19 {
835					regulator-min-microvolt = <2500000>;
836					regulator-max-microvolt = <2500000>;
837					bias-pull-down;
838				};
839				l20 {
840					regulator-min-microvolt = <1800000>;
841					regulator-max-microvolt = <1800000>;
842					bias-pull-down;
843				};
844				l21 {
845					// 1.1 V according to schematic
846					regulator-min-microvolt = <1200000>;
847					regulator-max-microvolt = <1200000>;
848					bias-pull-down;
849					regulator-always-on;
850				};
851				l22 {
852					// 1.2 V according to schematic
853					regulator-min-microvolt = <1150000>;
854					regulator-max-microvolt = <1150000>;
855					bias-pull-down;
856				};
857				l23 {
858					// Unused
859					regulator-min-microvolt = <1200000>;
860					regulator-max-microvolt = <1200000>;
861					bias-pull-down;
862				};
863				l24 {
864					// Unused
865					regulator-min-microvolt = <1200000>;
866					regulator-max-microvolt = <1200000>;
867					bias-pull-down;
868				};
869				l25 {
870					regulator-min-microvolt = <1200000>;
871					regulator-max-microvolt = <1200000>;
872					bias-pull-down;
873				};
874
875				s0 {
876					// regulator-min-microvolt = <500000>;
877					// regulator-max-microvolt = <1325000>;
878					regulator-min-microvolt = <1100000>;
879					regulator-max-microvolt = <1100000>;
880					qcom,switch-mode-frequency = <1600000>;
881					bias-pull-down;
882				};
883				s1 {
884					// regulator-min-microvolt = <500000>;
885					// regulator-max-microvolt = <1250000>;
886					regulator-min-microvolt = <1100000>;
887					regulator-max-microvolt = <1100000>;
888					qcom,switch-mode-frequency = <1600000>;
889					bias-pull-down;
890				};
891				s2 {
892					// 1.3 V according to schematic
893					regulator-min-microvolt = <1200000>;
894					regulator-max-microvolt = <1400000>;
895					qcom,switch-mode-frequency = <1600000>;
896					bias-pull-down;
897				};
898				s3 {
899					regulator-min-microvolt = <1800000>;
900					regulator-max-microvolt = <1800000>;
901					qcom,switch-mode-frequency = <1600000>;
902					regulator-always-on;
903					bias-pull-down;
904				};
905				s4 {
906					regulator-min-microvolt = <2200000>;
907					regulator-max-microvolt = <2200000>;
908					qcom,switch-mode-frequency = <1600000>;
909					regulator-always-on;
910					bias-pull-down;
911				};
912
913				/* LVS0 and LVS1 are just switches */
914				lvs0 {
915					bias-pull-down;
916				};
917				lvs1 {
918					bias-pull-down;
919				};
920
921				ncp {
922					regulator-min-microvolt = <1800000>;
923					regulator-max-microvolt = <1800000>;
924					qcom,switch-mode-frequency = <1600000>;
925				};
926			};
927		};
928		amba {
929			/* Internal 3.69 GiB eMMC */
930			sdcc@12400000 {
931				status = "okay";
932				pinctrl-names = "default";
933				pinctrl-0 = <&dragon_sdcc1_pins>;
934				vmmc-supply = <&pm8901_l5>;
935				vqmmc-supply = <&pm8901_lvs0>;
936			};
937
938			/* External micro SD card, directly connected, pulled up to 2.85 V */
939			sdcc@12180000 {
940				status = "okay";
941				/* Enable SSBI GPIO 22 as input, use for card detect */
942				pinctrl-names = "default";
943				pinctrl-0 = <&dragon_sdcc3_pins>, <&dragon_sdcc3_gpios>;
944				cd-gpios = <&pm8058_gpio 22 GPIO_ACTIVE_LOW>;
945				wp-gpios = <&tlmm 110 GPIO_ACTIVE_HIGH>;
946				vmmc-supply = <&pm8058_l14>;
947			};
948
949			/*
950			 * Second external micro SD card, using two TXB104RGYR levelshifters
951			 * to lift from 1.8 V to 2.85 V
952			 */
953			sdcc@12200000 {
954				status = "okay";
955				/* Enable SSBI GPIO 26 as input, use for card detect */
956				pinctrl-names = "default";
957				pinctrl-0 = <&dragon_sdcc5_pins>, <&dragon_sdcc5_gpios>;
958				cd-gpios = <&pm8058_gpio 26 GPIO_ACTIVE_LOW>;
959				wp-gpios = <&tlmm 106 GPIO_ACTIVE_HIGH>;
960				vmmc-supply = <&pm8058_l14>;
961				vqmmc-supply = <&dragon_vio_txb>;
962			};
963		};
964	};
965};