1/*
2 * Copyright 2011 ST-Ericsson AB
3 *
4 * The code contained herein is licensed under the GNU General Public
5 * License. You may obtain a copy of the GNU General Public License
6 * Version 2 or later at the following locations:
7 *
8 * http://www.opensource.org/licenses/gpl-license.html
9 * http://www.gnu.org/copyleft/gpl.html
10 */
11
12/dts-v1/;
13#include "ste-dbx5x0.dtsi"
14#include "ste-href-ab8500.dtsi"
15#include "ste-href-family-pinctrl.dtsi"
16
17/ {
18	model = "Calao Systems Snowball platform with device tree";
19	compatible = "calaosystems,snowball-a9500", "st-ericsson,u9500";
20
21	/* This stablilizes the serial port enumeration */
22	aliases {
23		serial0 = &ux500_serial0;
24		serial1 = &ux500_serial1;
25		serial2 = &ux500_serial2;
26	};
27
28	memory {
29		reg = <0x00000000 0x20000000>;
30	};
31
32	en_3v3_reg: en_3v3 {
33		compatible = "regulator-fixed";
34		regulator-name = "en-3v3-fixed-supply";
35		regulator-min-microvolt = <3300000>;
36		regulator-max-microvolt = <3300000>;
37		/* AB8500 GPIOs start from 1 - offset 25 is GPIO26. */
38		gpio = <&ab8500_gpio 25 0x4>;
39		startup-delay-us = <5000>;
40		enable-active-high;
41	};
42
43	gpio_keys {
44		compatible = "gpio-keys";
45		#address-cells = <1>;
46		#size-cells = <0>;
47
48		button@1 {
49			debounce-interval = <50>;
50			wakeup-source;
51			linux,code = <2>;
52			label = "userpb";
53			gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>;
54		};
55		button@2 {
56			debounce-interval = <50>;
57			wakeup-source;
58			linux,code = <3>;
59			label = "extkb1";
60			gpios = <&gpio4 23 GPIO_ACTIVE_HIGH>;
61		};
62		button@3 {
63			debounce-interval = <50>;
64			wakeup-source;
65			linux,code = <4>;
66			label = "extkb2";
67			gpios = <&gpio4 24 GPIO_ACTIVE_HIGH>;
68		};
69		button@4 {
70			debounce-interval = <50>;
71			wakeup-source;
72			linux,code = <5>;
73			label = "extkb3";
74			gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>;
75		};
76		button@5 {
77			debounce-interval = <50>;
78			wakeup-source;
79			linux,code = <6>;
80			label = "extkb4";
81			gpios = <&gpio5 2 GPIO_ACTIVE_HIGH>;
82		};
83	};
84
85	leds {
86		compatible = "gpio-leds";
87		pinctrl-names = "default";
88		pinctrl-0 = <&gpioled_snowball_mode>;
89		used-led {
90			label = "user_led";
91			gpios = <&gpio4 14 GPIO_ACTIVE_HIGH>;
92			default-state = "on";
93			linux,default-trigger = "heartbeat";
94		};
95	};
96
97	soc {
98		/* Name the GPIO muxed rails on the Snowball board */
99		gpio@8012e000 {
100			/* GPIOs 0 - 31 */
101			gpio-line-names = "", "", "", "", "", "", "", "",
102				     "", "", "", "", "", "", "", "",
103				     "", "", "", "", "", "", "", "",
104				     "", "", "", "", "", "", "",
105				     "AP_GPIO31";
106		};
107
108		gpio@8012e080 {
109			/* GPIOs 32 - 63 */
110			gpio-line-names = "USR PB", "", "", "", "", "", "", "",
111				     "", "", "", "", "", "", "", "",
112				     "", "", "", "", "", "", "", "",
113				     "", "", "", "", "", "", "", "";
114		};
115
116		gpio@8000e000 {
117			/* GPIOs 64 - 95 */
118			gpio-line-names = "", "", "", "", "AP_GPIO68", "", "", "",
119				     "", "", "", "", "", "", "", "",
120				     "", "", "", "", "", "", "", "",
121				     "", "", "", "", "", "", "", "";
122		};
123
124		gpio@8000e100 {
125			/* GPIOs 128 - 159 */
126			gpio-line-names = "", "", "", "", "", "", "", "",
127				     "", "", "", "", "IRQ_LAN", "RSTn_LAN",
128				     "USR_LED", "", "", "", "", "", "",
129				     "", "", "AP_GPIO151", "AP_GPIO152",
130				     "", "", "", "", "", "", "";
131		};
132
133		gpio@8000e180 {
134			/* GPIOs 160 - 191 */
135			gpio-line-names = "", "AP_GPIO161", "AP_GPIO162",
136				     "ACCELEROMETER_INT1_RDY",
137				     "ACCELEROMETER_INT2", "MAG_DRDY",
138				     "GYRO_DRDY", "RSTn_MLC", "RSTn_SLC",
139				     "GYRO_INT", "UART_WAKE", "GBF_RESET",
140				     "", "", "", "",
141				     "", "", "", "", "", "", "", "",
142				     "", "", "", "", "", "", "", "";
143		};
144
145		gpio@8011e000 {
146			/* GPIOs 192 - 223 */
147			gpio-line-names = "HDTV_INTn", "", "", "", "HDTV_RST",
148				     "", "", "", "", "", "", "", "", "",
149				     "", "", "", "", "", "", "", "", "",
150				     "WLAN_RESETN", "WLAN_IRQ", "MMC_EN",
151				     "MMC_CD", "", "", "", "", "";
152		};
153
154		gpio@8011e080 {
155			/* GPIOs 224 - 255 */
156			gpio-line-names = "", "", "", "", "SD_SEL", "", "", "",
157				     "", "", "", "", "", "", "", "",
158				     "", "", "", "", "", "", "", "",
159				     "", "", "", "", "", "", "", "";
160		};
161
162		msp0: msp@80123000 {
163			pinctrl-names = "default";
164			pinctrl-0 = <&msp0_default_mode>;
165			status = "okay";
166		};
167
168		msp1: msp@80124000 {
169			pinctrl-names = "default";
170			pinctrl-0 = <&msp1_default_mode>;
171			status = "okay";
172		};
173
174		msp2: msp@80117000 {
175			pinctrl-names = "default";
176			pinctrl-0 = <&msp2_default_mode>;
177		};
178
179		msp3: msp@80125000 {
180			status = "okay";
181		};
182
183		external-bus@50000000 {
184			status = "okay";
185
186			ethernet@0 {
187				compatible = "smsc,lan9115";
188				reg = <0 0x10000>;
189				interrupts = <12 IRQ_TYPE_EDGE_RISING>;
190				interrupt-parent = <&gpio4>;
191				vdd33a-supply = <&en_3v3_reg>;
192				vddvario-supply = <&db8500_vape_reg>;
193				pinctrl-names = "default";
194				pinctrl-0 = <&eth_snowball_mode>;
195
196				reg-shift = <1>;
197				reg-io-width = <2>;
198				smsc,force-internal-phy;
199				smsc,irq-active-high;
200				smsc,irq-push-pull;
201
202				clocks = <&prcc_pclk 3 0>;
203			};
204		};
205
206		/* ST6G3244ME level translator for 1.8/2.9 V */
207		vmmci: regulator-gpio {
208			compatible = "regulator-gpio";
209
210			/* GPIO228 SD_SEL */
211			gpios = <&gpio7 4 GPIO_ACTIVE_HIGH>;
212			/* GPIO217 MMC_EN */
213			enable-gpio = <&gpio6 25 GPIO_ACTIVE_HIGH>;
214			enable-active-high;
215
216			regulator-min-microvolt = <1800000>;
217			regulator-max-microvolt = <2900000>;
218			regulator-name = "mmci-reg";
219			regulator-type = "voltage";
220
221			startup-delay-us = <100>;
222
223			states = <1800000 0x1
224				  2900000 0x0>;
225		};
226
227		// External Micro SD slot
228		sdi0_per1@80126000 {
229			arm,primecell-periphid = <0x10480180>;
230			max-frequency = <100000000>;
231			bus-width = <4>;
232			cap-sd-highspeed;
233			cap-mmc-highspeed;
234			sd-uhs-sdr12;
235			sd-uhs-sdr25;
236			/* All direction control is used */
237			st,sig-dir-cmd;
238			st,sig-dir-dat0;
239			st,sig-dir-dat2;
240			st,sig-dir-dat31;
241			st,sig-pin-fbclk;
242			full-pwr-cycle;
243			vmmc-supply = <&ab8500_ldo_aux3_reg>;
244			vqmmc-supply = <&vmmci>;
245			pinctrl-names = "default", "sleep";
246			pinctrl-0 = <&sdi0_default_mode>;
247			pinctrl-1 = <&sdi0_sleep_mode>;
248
249			/* GPIO218 MMC_CD */
250			cd-gpios  = <&gpio6 26 GPIO_ACTIVE_LOW>;
251
252			status = "okay";
253		};
254
255		// WLAN SDIO channel
256		sdi1_per2@80118000 {
257			arm,primecell-periphid = <0x10480180>;
258			max-frequency = <100000000>;
259			bus-width = <4>;
260			pinctrl-names = "default", "sleep";
261			pinctrl-0 = <&sdi1_default_mode>;
262			pinctrl-1 = <&sdi1_sleep_mode>;
263
264			status = "okay";
265		};
266
267		// Unused PoP eMMC - register and put it to sleep by default */
268		sdi2_per3@80005000 {
269			arm,primecell-periphid = <0x10480180>;
270			pinctrl-names = "default";
271			pinctrl-0 = <&sdi2_sleep_mode>;
272
273			status = "okay";
274		};
275
276		// On-board eMMC
277		sdi4_per2@80114000 {
278			arm,primecell-periphid = <0x10480180>;
279		        max-frequency = <100000000>;
280			bus-width = <8>;
281			cap-mmc-highspeed;
282			vmmc-supply = <&ab8500_ldo_aux2_reg>;
283			pinctrl-names = "default", "sleep";
284			pinctrl-0 = <&sdi4_default_mode>;
285			pinctrl-1 = <&sdi4_sleep_mode>;
286
287			status = "okay";
288		};
289
290		uart@80120000 {
291			pinctrl-names = "default", "sleep";
292			pinctrl-0 = <&uart0_default_mode>;
293			pinctrl-1 = <&uart0_sleep_mode>;
294			status = "okay";
295		};
296
297		/* This UART is unused and thus left disabled */
298		uart@80121000 {
299			pinctrl-names = "default", "sleep";
300			pinctrl-0 = <&uart1_default_mode>;
301			pinctrl-1 = <&uart1_sleep_mode>;
302		};
303
304		uart@80007000 {
305			pinctrl-names = "default", "sleep";
306			pinctrl-0 = <&uart2_default_mode>;
307			pinctrl-1 = <&uart2_sleep_mode>;
308			status = "okay";
309		};
310
311		i2c@80004000 {
312			pinctrl-names = "default","sleep";
313			pinctrl-0 = <&i2c0_default_mode>;
314			pinctrl-1 = <&i2c0_sleep_mode>;
315		};
316
317		i2c@80122000 {
318			pinctrl-names = "default","sleep";
319			pinctrl-0 = <&i2c1_default_mode>;
320			pinctrl-1 = <&i2c1_sleep_mode>;
321		};
322
323		i2c@80128000 {
324			pinctrl-names = "default","sleep";
325			pinctrl-0 = <&i2c2_default_mode>;
326			pinctrl-1 = <&i2c2_sleep_mode>;
327			lsm303dlh@18 {
328				/* Accelerometer */
329				compatible = "st,lsm303dlh-accel";
330				st,drdy-int-pin = <1>;
331				reg = <0x18>;
332				vdd-supply = <&ab8500_ldo_aux1_reg>;
333				vddio-supply = <&db8500_vsmps2_reg>;
334				pinctrl-names = "default";
335				pinctrl-0 = <&accel_snowball_mode>;
336				interrupt-parent = <&gpio5>;
337				interrupts = <3 IRQ_TYPE_EDGE_RISING>, /* INT1 */
338					     <4 IRQ_TYPE_EDGE_RISING>; /* INT2 */
339			};
340			lsm303dlh@1e {
341				/* Magnetometer */
342				compatible = "st,lsm303dlh-magn";
343				reg = <0x1e>;
344				vdd-supply = <&ab8500_ldo_aux1_reg>;
345				vddio-supply = <&db8500_vsmps2_reg>;
346				pinctrl-names = "default";
347				pinctrl-0 = <&magneto_snowball_mode>;
348				interrupt-parent = <&gpio5>;
349				interrupts = <5 IRQ_TYPE_EDGE_RISING>; /* DRDY line */
350			};
351			l3g4200d@68 {
352				/* Gyroscope */
353				compatible = "st,l3g4200d-gyro";
354				st,drdy-int-pin = <2>;
355				reg = <0x68>;
356				vdd-supply = <&ab8500_ldo_aux1_reg>;
357				vddio-supply = <&db8500_vsmps2_reg>;
358				pinctrl-names = "default";
359				pinctrl-0 = <&gyro_snowball_mode>;
360				interrupt-parent = <&gpio5>;
361				interrupts = <6 IRQ_TYPE_EDGE_RISING>, /* DRDY line */
362					     <9 IRQ_TYPE_EDGE_RISING>; /* INT1 */
363			};
364			lsp001wm@5c {
365				/* Barometer/pressure sensor */
366				compatible = "st,lps001wp-press";
367				reg = <0x5c>;
368				vdd-supply = <&ab8500_ldo_aux1_reg>;
369				vddio-supply = <&db8500_vsmps2_reg>;
370			};
371		};
372
373		i2c@80110000 {
374			pinctrl-names = "default","sleep";
375			pinctrl-0 = <&i2c3_default_mode>;
376			pinctrl-1 = <&i2c3_sleep_mode>;
377		};
378
379		ssp@80002000 {
380			pinctrl-names = "default";
381			pinctrl-0 = <&ssp0_snowball_mode>;
382		};
383
384		cpufreq-cooling {
385			status = "okay";
386		};
387
388		prcmu@80157000 {
389			cpufreq {
390				status = "okay";
391			};
392
393			thermal@801573c0 {
394				num-trips = <4>;
395
396				trip0-temp = <70000>;
397				trip0-type = "active";
398				trip0-cdev-num = <1>;
399				trip0-cdev-name0 = "thermal-cpufreq-0";
400
401				trip1-temp = <75000>;
402				trip1-type = "active";
403				trip1-cdev-num = <1>;
404				trip1-cdev-name0 = "thermal-cpufreq-0";
405
406				trip2-temp = <80000>;
407				trip2-type = "active";
408				trip2-cdev-num = <1>;
409				trip2-cdev-name0 = "thermal-cpufreq-0";
410
411				trip3-temp = <85000>;
412				trip3-type = "critical";
413				trip3-cdev-num = <0>;
414
415				status = "okay";
416			};
417
418			ab8500 {
419				ab8500-gpio {
420					/*
421					 * AB8500 GPIOs are numbered starting from 1, so the first
422					 * index 0 is what in the datasheet is called "GPIO1", and
423					 * the second is "GPIO2" and so forth. Confusingly, the
424					 * Snowball schematic then names the "GPIO2" line "PM_GPIO1".
425					 * while later naming "GPIO4" as "PM_GPIO4".
426					 */
427					gpio-line-names = "", /* AB8500 GPIO1 */
428						     "PM_GPIO1", /* AB8500 GPIO2 */
429						     "WLAN_CLK_REQ", /* AB8500 GPIO3 */
430						     "PM_GPIO4", /* AB8500 GPIO4 */
431						     "", "", "", "", "", "", "", "", "", "", "",
432						     "EN_3V6", /* AB8500 GPIO16 */
433						     "", "", "", "" ,"", "", "", "", "",
434						     "EN_3V3", /* AB8500 GPIO26 */
435						     "", "", "", "", "", "", "", "", "", "", "", "", "",
436						     "PM_GPIO40", /* AB8500 GPIO40 */
437						     "PM_GPIO41", /* AB8500 GPIO41 */
438						     "PM_GPIO42"; /* AB8500 GPIO42 */
439				};
440
441				ab8500_usb {
442					pinctrl-names = "default", "sleep";
443					pinctrl-0 = <&musb_default_mode>;
444					pinctrl-1 = <&musb_sleep_mode>;
445				};
446
447				ext_regulators: ab8500-ext-regulators {
448					ab8500_ext1_reg: ab8500_ext1 {
449						regulator-name = "ab8500-ext-supply1";
450					};
451
452					ab8500_ext2_reg_reg: ab8500_ext2 {
453						regulator-name = "ab8500-ext-supply2";
454					};
455
456					ab8500_ext3_reg_reg: ab8500_ext3 {
457						regulator-name = "ab8500-ext-supply3";
458					};
459				};
460
461				ab8500-regulators {
462					ab8500_ldo_aux1_reg: ab8500_ldo_aux1 {
463						regulator-name = "V-DISPLAY";
464					};
465
466					ab8500_ldo_aux2_reg: ab8500_ldo_aux2 {
467						regulator-name = "V-eMMC1";
468					};
469
470					ab8500_ldo_aux3_reg: ab8500_ldo_aux3 {
471						regulator-name = "V-MMC-SD";
472					};
473
474					ab8500_ldo_intcore_reg: ab8500_ldo_intcore {
475						regulator-name = "V-INTCORE";
476					};
477
478					ab8500_ldo_tvout_reg: ab8500_ldo_tvout {
479						regulator-name = "V-TVOUT";
480					};
481
482					ab8500_ldo_usb_reg: ab8500_ldo_usb {
483						regulator-name = "dummy";
484					};
485
486					ab8500_ldo_audio_reg: ab8500_ldo_audio {
487						regulator-name = "V-AUD";
488					};
489
490					ab8500_ldo_anamic1_reg: ab8500_ldo_anamic1 {
491						regulator-name = "V-AMIC1";
492					};
493
494					ab8500_ldo_anamic2_reg: ab8500_ldo_anamic2 {
495						regulator-name = "V-AMIC2";
496					};
497
498					ab8500_ldo_dmic_reg: ab8500_ldo_dmic {
499						regulator-name = "V-DMIC";
500					};
501
502					ab8500_ldo_ana_reg: ab8500_ldo_ana {
503						regulator-name = "V-CSI/DSI";
504					};
505				};
506			};
507		};
508
509		pinctrl {
510			/*
511			 * Set this up using hogs, as time goes by and as seems fit, these
512			 * can be moved over to being controlled by respective device.
513			 */
514			pinctrl-names = "default";
515			pinctrl-0 = <&gbf_snowball_mode>,
516				  <&wlan_snowball_mode>;
517
518			ethernet {
519				/*
520				 * Mux in "SM" which is used for the
521				 * SMSC911x Ethernet adapter
522				 */
523				eth_snowball_mode: eth_snowball {
524					snowball_mux {
525						function = "sm";
526						groups = "sm_b_1";
527					};
528					/* LAN IRQ pin */
529					snowball_cfg1 {
530						pins = "GPIO140_B11";
531						ste,config = <&in_nopull>;
532					};
533					/* LAN reset pin */
534					snowball_cfg2 {
535						pins = "GPIO141_C12";
536						ste,config = <&gpio_out_hi>;
537					};
538
539				};
540			};
541			sdi0 {
542				sdi0_default_mode: sdi0_default {
543					snowball_mux {
544						function = "mc0";
545						/* Add the DAT31 pin even if it is not really used */
546						groups = "mc0dat31dir_a_1";
547					};
548					snowball_cfg1 {
549						pins = "GPIO21_AB3"; /* DAT31DIR */
550						ste,config = <&out_hi>;
551					};
552					/* SD card detect GPIO pin, extend default state */
553					snowball_cfg2 {
554						pins = "GPIO218_AH11";
555						ste,config = <&gpio_in_pu>;
556					};
557					/* VMMCI level-shifter enable */
558					snowball_cfg3 {
559						pins = "GPIO217_AH12";
560						ste,config = <&gpio_out_hi>;
561					};
562					/* VMMCI level-shifter voltage select */
563					snowball_cfg4 {
564						pins = "GPIO228_AJ6";
565						ste,config = <&gpio_out_hi>;
566					};
567				};
568			};
569			ssp0 {
570				ssp0_snowball_mode: ssp0_snowball_default {
571					snowball_mux {
572						function = "ssp0";
573						groups = "ssp0_a_1";
574					};
575					snowball_cfg1 {
576						pins = "GPIO144_B13"; /* FRM */
577						ste,config = <&gpio_out_hi>;
578					};
579					snowball_cfg2 {
580						pins = "GPIO145_C13"; /* RXD */
581						ste,config = <&in_pd>;
582					};
583					snowball_cfg3 {
584						pins =
585						"GPIO146_D13", /* TXD */
586						"GPIO143_D12"; /* CLK */
587						ste,config = <&out_lo>;
588					};
589
590				};
591			};
592			gpio_led {
593				gpioled_snowball_mode: gpioled_default {
594					snowball_cfg1 {
595						pins = "GPIO142_C11";
596						ste,config = <&gpio_out_hi>;
597					};
598
599				};
600			};
601			accelerometer {
602				accel_snowball_mode: accel_snowball {
603					/* Accelerometer lines */
604					snowball_cfg1 {
605						pins =
606						"GPIO163_C20", /* ACCEL_IRQ1 */
607						"GPIO164_B21"; /* ACCEL_IRQ2 */
608						ste,config = <&gpio_in_pu>;
609					};
610				};
611			};
612			gyro {
613				gyro_snowball_mode: gyro_snowball {
614					snowball_cfg1 {
615						pins =
616						"GPIO166_A22", /* DRDY */
617						"GPIO169_D22"; /* INT */
618						ste,config = <&gpio_in_pu>;
619					};
620				};
621			};
622			magnetometer {
623				magneto_snowball_mode: magneto_snowball {
624					snowball_cfg1 {
625						pins = "GPIO165_C21"; /* MAG_DRDY */
626						ste,config = <&gpio_in_pu>;
627					};
628				};
629			};
630			gbf {
631				gbf_snowball_mode: gbf_snowball {
632					/*
633					 * GBF (GPS, Bluetooth, FM-radio) interface,
634					 * pull low to reset state
635					 */
636					snowball_cfg1 {
637						pins = "GPIO171_D23"; /* GBF_ENA_RESET */
638						ste,config = <&gpio_out_lo>;
639					};
640				 };
641			};
642			wlan {
643				wlan_snowball_mode: wlan_snowball {
644					/*
645					 * Activate this mode with the WLAN chip.
646					 * These are plain GPIO pins used by WLAN
647					 */
648					snowball_cfg1 {
649						pins =
650						"GPIO161_D21", /* WLAN_PMU_EN */
651						"GPIO215_AH13"; /* WLAN_ENA */
652						ste,config = <&gpio_out_lo>;
653					};
654					snowball_cfg2 {
655						pins = "GPIO216_AG12"; /* WLAN_IRQ */
656						ste,config = <&gpio_in_pu>;
657					};
658				};
659			};
660		};
661
662		mcde@a0350000 {
663			pinctrl-names = "default", "sleep";
664			pinctrl-0 = <&lcd_default_mode>;
665			pinctrl-1 = <&lcd_sleep_mode>;
666		};
667	};
668};
669