xref: /linux/arch/arm/boot/dts/st/ste-href-ab8500.dtsi (revision 724ba6751532055db75992fc6ae21c3e322e94a7) 
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright 2014 Linaro Ltd.
4 */
5
6#include "ste-ab8500.dtsi"
7
8/ {
9	soc {
10		prcmu@80157000 {
11			ab8500 {
12				gpio {
13					/* Hog a few default settings */
14					pinctrl-names = "default";
15					pinctrl-0 = <&gpio2_default_mode>,
16						    <&gpio4_default_mode>,
17						    <&gpio10_default_mode>,
18						    <&gpio11_default_mode>,
19						    <&gpio12_default_mode>,
20						    <&gpio13_default_mode>,
21						    <&gpio16_default_mode>,
22						    <&gpio24_default_mode>,
23						    <&gpio25_default_mode>,
24						    <&gpio36_default_mode>,
25						    <&gpio37_default_mode>,
26						    <&gpio38_default_mode>,
27						    <&gpio39_default_mode>,
28						    <&gpio42_default_mode>,
29						    <&gpio26_default_mode>,
30						    <&gpio35_default_mode>,
31						    <&ycbcr_default_mode>,
32						    <&pwm_default_mode>,
33						    <&adi1_default_mode>,
34						    <&usbuicc_default_mode>,
35						    <&dmic_default_mode>,
36						    <&extcpena_default_mode>,
37						    <&modsclsda_default_mode>;
38
39					/*
40					 * Pins 2, 4, 10, 11, 12, 13, 16, 24, 25, 36, 37, 38, 39 and 42
41					 * are muxed in as GPIO, and configured as INPUT PULL DOWN
42					 */
43					gpio2 {
44						gpio2_default_mode: gpio2_default {
45							default_mux {
46								function = "gpio";
47								groups = "gpio2_a_1";
48							};
49							default_cfg {
50								pins = "GPIO2_T9";
51								input-enable;
52								bias-pull-down;
53							};
54						};
55					};
56					gpio4 {
57						gpio4_default_mode: gpio4_default {
58							default_mux {
59								function = "gpio";
60								groups = "gpio4_a_1";
61							};
62							default_cfg {
63								pins = "GPIO4_W2";
64								input-enable;
65								bias-pull-down;
66							};
67						};
68					};
69					gpio10 {
70						gpio10_default_mode: gpio10_default {
71							default_mux {
72								function = "gpio";
73								groups = "gpio10_d_1";
74							};
75							default_cfg {
76								pins = "GPIO10_U17";
77								input-enable;
78								bias-pull-down;
79							};
80						};
81					};
82					gpio11 {
83						gpio11_default_mode: gpio11_default {
84							default_mux {
85								function = "gpio";
86								groups = "gpio11_d_1";
87							};
88							default_cfg {
89								pins = "GPIO11_AA18";
90								input-enable;
91								bias-pull-down;
92							};
93						};
94					};
95					gpio12 {
96						gpio12_default_mode: gpio12_default {
97							default_mux {
98								function = "gpio";
99								groups = "gpio12_d_1";
100							};
101							default_cfg {
102								pins = "GPIO12_U16";
103								input-enable;
104								bias-pull-down;
105							};
106						};
107					};
108					gpio13 {
109						gpio13_default_mode: gpio13_default {
110							default_mux {
111								function = "gpio";
112								groups = "gpio13_d_1";
113							};
114							default_cfg {
115								pins = "GPIO13_W17";
116								input-enable;
117								bias-pull-down;
118							};
119						};
120					};
121					gpio16 {
122						gpio16_default_mode: gpio16_default {
123							default_mux {
124								function = "gpio";
125								groups = "gpio16_a_1";
126							};
127							default_cfg {
128								pins = "GPIO16_F15";
129								input-enable;
130								bias-pull-down;
131							};
132						};
133					};
134					gpio24 {
135						gpio24_default_mode: gpio24_default {
136							default_mux {
137								function = "gpio";
138								groups = "gpio24_a_1";
139							};
140							default_cfg {
141								pins = "GPIO24_T14";
142								input-enable;
143								bias-pull-down;
144							};
145						};
146					};
147					gpio25 {
148						gpio25_default_mode: gpio25_default {
149							default_mux {
150								function = "gpio";
151								groups = "gpio25_a_1";
152							};
153							default_cfg {
154								pins = "GPIO25_R16";
155								input-enable;
156								bias-pull-down;
157							};
158						};
159					};
160					gpio36 {
161						gpio36_default_mode: gpio36_default {
162							default_mux {
163								function = "gpio";
164								groups = "gpio36_a_1";
165							};
166							default_cfg {
167								pins = "GPIO36_A17";
168								input-enable;
169								bias-pull-down;
170							};
171						};
172					};
173					gpio37 {
174						gpio37_default_mode: gpio37_default {
175							default_mux {
176								function = "gpio";
177								groups = "gpio37_a_1";
178							};
179							default_cfg {
180								pins = "GPIO37_E15";
181								input-enable;
182								bias-pull-down;
183							};
184						};
185					};
186					gpio38 {
187						gpio38_default_mode: gpio38_default {
188							default_mux {
189								function = "gpio";
190								groups = "gpio38_a_1";
191							};
192							default_cfg {
193								pins = "GPIO38_C17";
194								input-enable;
195								bias-pull-down;
196							};
197						};
198					};
199					gpio39 {
200						gpio39_default_mode: gpio39_default {
201							default_mux {
202								function = "gpio";
203								groups = "gpio39_a_1";
204							};
205							default_cfg {
206								pins = "GPIO39_E16";
207								input-enable;
208								bias-pull-down;
209							};
210						};
211					};
212					gpio42 {
213						gpio42_default_mode: gpio42_default {
214							default_mux {
215								function = "gpio";
216								groups = "gpio42_a_1";
217							};
218							default_cfg {
219								pins = "GPIO42_U2";
220								input-enable;
221								bias-pull-down;
222							};
223						};
224					};
225					/*
226					 * Pins 26 and 35 muxed in as GPIO, and configured as OUTPUT LOW
227					 */
228					gpio26 {
229						gpio26_default_mode: gpio26_default {
230							default_mux {
231								function = "gpio";
232								groups = "gpio26_d_1";
233							};
234							default_cfg {
235								pins = "GPIO26_M16";
236								output-low;
237							};
238						};
239					};
240					gpio35 {
241						gpio35_default_mode: gpio35_default {
242							default_mux {
243								function = "gpio";
244								groups = "gpio35_d_1";
245							};
246							default_cfg {
247								pins = "GPIO35_W15";
248								output-low;
249							};
250						};
251					};
252					/*
253					 * This sets up the YCBCR connector pins, i.e. analog video out.
254					 * Set as input with no bias.
255					 */
256					ycbcr {
257						ycbcr_default_mode: ycbcr_default {
258							default_mux {
259								function = "ycbcr";
260								groups = "ycbcr0123_d_1";
261							};
262							default_cfg {
263								pins = "GPIO6_Y18",
264									 "GPIO7_AA20",
265									 "GPIO8_W18",
266									 "GPIO9_AA19";
267								input-enable;
268								bias-disable;
269							};
270						};
271					};
272					/* This sets up the PWM pins 14 and 15 */
273					pwm {
274						pwm_default_mode: pwm_default {
275							default_mux {
276								function = "pwmout";
277								groups = "pwmout1_d_1", "pwmout2_d_1";
278							};
279							default_cfg {
280								pins = "GPIO14_F14",
281									 "GPIO15_B17";
282								input-enable;
283								bias-pull-down;
284							};
285						};
286					};
287					/* This sets up audio interface 1 */
288					adi1 {
289						adi1_default_mode: adi1_default {
290							default_mux {
291								function = "adi1";
292								groups = "adi1_d_1";
293							};
294							default_cfg {
295								pins = "GPIO17_P5",
296									 "GPIO18_R5",
297									 "GPIO19_U5",
298									 "GPIO20_T5";
299								input-enable;
300								bias-pull-down;
301							};
302						};
303					};
304					/* This sets up the USB UICC pins */
305					usbuicc {
306						usbuicc_default_mode: usbuicc_default {
307							default_mux {
308								function = "usbuicc";
309								groups = "usbuicc_d_1";
310							};
311							default_cfg {
312								pins = "GPIO21_H19",
313									 "GPIO22_G20",
314									 "GPIO23_G19";
315								input-enable;
316								bias-pull-down;
317							};
318						};
319					};
320					/* This sets up the microphone pins */
321					dmic {
322						dmic_default_mode: dmic_default {
323							default_mux {
324								function = "dmic";
325								groups = "dmic12_d_1",
326									 "dmic34_d_1",
327									 "dmic56_d_1";
328							};
329							default_cfg {
330								pins = "GPIO27_J6",
331									 "GPIO28_K6",
332									 "GPIO29_G6",
333									 "GPIO30_H6",
334									 "GPIO31_F5",
335									 "GPIO32_G5";
336								input-enable;
337								bias-pull-down;
338							};
339						};
340					};
341					extcpena {
342						extcpena_default_mode: extcpena_default {
343							default_mux {
344								function = "extcpena";
345								groups = "extcpena_d_1";
346							};
347							default_cfg {
348								pins = "GPIO34_R17";
349								input-enable;
350								bias-pull-down;
351							};
352						};
353					};
354					/* Modem I2C setup (SCL and SDA pins) */
355					modsclsda {
356						modsclsda_default_mode: modsclsda_default {
357							default_mux {
358								function = "modsclsda";
359								groups = "modsclsda_d_1";
360							};
361							default_cfg {
362								pins = "GPIO40_T19",
363									"GPIO41_U19";
364								input-enable;
365								bias-pull-down;
366							};
367						};
368					};
369					/*
370					 * Clock output pins associated with regulators.
371					 */
372					sysclkreq2 {
373						sysclkreq2_default_mode: sysclkreq2_default {
374							default_mux {
375								function = "sysclkreq";
376								groups = "sysclkreq2_d_1";
377							};
378							default_cfg {
379								pins = "GPIO1_T10";
380								input-enable;
381								bias-disable;
382							};
383						};
384						sysclkreq2_sleep_mode: sysclkreq2_sleep {
385							default_mux {
386								function = "gpio";
387								groups = "gpio1_a_1";
388							};
389							default_cfg {
390								pins = "GPIO1_T10";
391								input-enable;
392								bias-pull-down;
393							};
394						};
395					};
396					sysclkreq4 {
397						sysclkreq4_default_mode: sysclkreq4_default {
398							default_mux {
399								function = "sysclkreq";
400								groups = "sysclkreq4_d_1";
401							};
402							default_cfg {
403								pins = "GPIO3_U9";
404								input-enable;
405								bias-disable;
406							};
407						};
408						sysclkreq4_sleep_mode: sysclkreq4_sleep {
409							default_mux {
410								function = "gpio";
411								groups = "gpio3_a_1";
412							};
413							default_cfg {
414								pins = "GPIO3_U9";
415								input-enable;
416								bias-pull-down;
417							};
418						};
419					};
420				};
421				/*
422				 * Charging is not working on the HREF unless an actual battery is
423				 * mounted, most HREFs have a DC cable in to the "battery power"
424				 * which means this will only be cofusing. So do not enable charging
425				 * of the HREFs.
426				 */
427				ab8500_fg {
428					status = "disabled";
429				};
430				ab8500_btemp {
431					status = "disabled";
432				};
433				ab8500_charger {
434					status = "disabled";
435				};
436				ab8500_chargalg {
437					status = "disabled";
438				};
439			};
440		};
441	};
442};
443