1 // SPDX-License-Identifier: GPL-2.0+
2 //
3 // Copyright (c) 2011-2014 Samsung Electronics Co., Ltd
4 // http://www.samsung.com
5
6 #include <linux/device.h>
7 #include <linux/interrupt.h>
8 #include <linux/irq.h>
9 #include <linux/module.h>
10 #include <linux/regmap.h>
11
12 #include <linux/mfd/samsung/core.h>
13 #include <linux/mfd/samsung/irq.h>
14 #include <linux/mfd/samsung/s2mps11.h>
15 #include <linux/mfd/samsung/s2mps14.h>
16 #include <linux/mfd/samsung/s2mpu02.h>
17 #include <linux/mfd/samsung/s5m8767.h>
18
19 static const struct regmap_irq s2mps11_irqs[] = {
20 [S2MPS11_IRQ_PWRONF] = {
21 .reg_offset = 0,
22 .mask = S2MPS11_IRQ_PWRONF_MASK,
23 },
24 [S2MPS11_IRQ_PWRONR] = {
25 .reg_offset = 0,
26 .mask = S2MPS11_IRQ_PWRONR_MASK,
27 },
28 [S2MPS11_IRQ_JIGONBF] = {
29 .reg_offset = 0,
30 .mask = S2MPS11_IRQ_JIGONBF_MASK,
31 },
32 [S2MPS11_IRQ_JIGONBR] = {
33 .reg_offset = 0,
34 .mask = S2MPS11_IRQ_JIGONBR_MASK,
35 },
36 [S2MPS11_IRQ_ACOKBF] = {
37 .reg_offset = 0,
38 .mask = S2MPS11_IRQ_ACOKBF_MASK,
39 },
40 [S2MPS11_IRQ_ACOKBR] = {
41 .reg_offset = 0,
42 .mask = S2MPS11_IRQ_ACOKBR_MASK,
43 },
44 [S2MPS11_IRQ_PWRON1S] = {
45 .reg_offset = 0,
46 .mask = S2MPS11_IRQ_PWRON1S_MASK,
47 },
48 [S2MPS11_IRQ_MRB] = {
49 .reg_offset = 0,
50 .mask = S2MPS11_IRQ_MRB_MASK,
51 },
52 [S2MPS11_IRQ_RTC60S] = {
53 .reg_offset = 1,
54 .mask = S2MPS11_IRQ_RTC60S_MASK,
55 },
56 [S2MPS11_IRQ_RTCA1] = {
57 .reg_offset = 1,
58 .mask = S2MPS11_IRQ_RTCA1_MASK,
59 },
60 [S2MPS11_IRQ_RTCA0] = {
61 .reg_offset = 1,
62 .mask = S2MPS11_IRQ_RTCA0_MASK,
63 },
64 [S2MPS11_IRQ_SMPL] = {
65 .reg_offset = 1,
66 .mask = S2MPS11_IRQ_SMPL_MASK,
67 },
68 [S2MPS11_IRQ_RTC1S] = {
69 .reg_offset = 1,
70 .mask = S2MPS11_IRQ_RTC1S_MASK,
71 },
72 [S2MPS11_IRQ_WTSR] = {
73 .reg_offset = 1,
74 .mask = S2MPS11_IRQ_WTSR_MASK,
75 },
76 [S2MPS11_IRQ_INT120C] = {
77 .reg_offset = 2,
78 .mask = S2MPS11_IRQ_INT120C_MASK,
79 },
80 [S2MPS11_IRQ_INT140C] = {
81 .reg_offset = 2,
82 .mask = S2MPS11_IRQ_INT140C_MASK,
83 },
84 };
85
86 static const struct regmap_irq s2mps14_irqs[] = {
87 [S2MPS14_IRQ_PWRONF] = {
88 .reg_offset = 0,
89 .mask = S2MPS11_IRQ_PWRONF_MASK,
90 },
91 [S2MPS14_IRQ_PWRONR] = {
92 .reg_offset = 0,
93 .mask = S2MPS11_IRQ_PWRONR_MASK,
94 },
95 [S2MPS14_IRQ_JIGONBF] = {
96 .reg_offset = 0,
97 .mask = S2MPS11_IRQ_JIGONBF_MASK,
98 },
99 [S2MPS14_IRQ_JIGONBR] = {
100 .reg_offset = 0,
101 .mask = S2MPS11_IRQ_JIGONBR_MASK,
102 },
103 [S2MPS14_IRQ_ACOKBF] = {
104 .reg_offset = 0,
105 .mask = S2MPS11_IRQ_ACOKBF_MASK,
106 },
107 [S2MPS14_IRQ_ACOKBR] = {
108 .reg_offset = 0,
109 .mask = S2MPS11_IRQ_ACOKBR_MASK,
110 },
111 [S2MPS14_IRQ_PWRON1S] = {
112 .reg_offset = 0,
113 .mask = S2MPS11_IRQ_PWRON1S_MASK,
114 },
115 [S2MPS14_IRQ_MRB] = {
116 .reg_offset = 0,
117 .mask = S2MPS11_IRQ_MRB_MASK,
118 },
119 [S2MPS14_IRQ_RTC60S] = {
120 .reg_offset = 1,
121 .mask = S2MPS11_IRQ_RTC60S_MASK,
122 },
123 [S2MPS14_IRQ_RTCA1] = {
124 .reg_offset = 1,
125 .mask = S2MPS11_IRQ_RTCA1_MASK,
126 },
127 [S2MPS14_IRQ_RTCA0] = {
128 .reg_offset = 1,
129 .mask = S2MPS11_IRQ_RTCA0_MASK,
130 },
131 [S2MPS14_IRQ_SMPL] = {
132 .reg_offset = 1,
133 .mask = S2MPS11_IRQ_SMPL_MASK,
134 },
135 [S2MPS14_IRQ_RTC1S] = {
136 .reg_offset = 1,
137 .mask = S2MPS11_IRQ_RTC1S_MASK,
138 },
139 [S2MPS14_IRQ_WTSR] = {
140 .reg_offset = 1,
141 .mask = S2MPS11_IRQ_WTSR_MASK,
142 },
143 [S2MPS14_IRQ_INT120C] = {
144 .reg_offset = 2,
145 .mask = S2MPS11_IRQ_INT120C_MASK,
146 },
147 [S2MPS14_IRQ_INT140C] = {
148 .reg_offset = 2,
149 .mask = S2MPS11_IRQ_INT140C_MASK,
150 },
151 [S2MPS14_IRQ_TSD] = {
152 .reg_offset = 2,
153 .mask = S2MPS14_IRQ_TSD_MASK,
154 },
155 };
156
157 static const struct regmap_irq s2mpu02_irqs[] = {
158 [S2MPU02_IRQ_PWRONF] = {
159 .reg_offset = 0,
160 .mask = S2MPS11_IRQ_PWRONF_MASK,
161 },
162 [S2MPU02_IRQ_PWRONR] = {
163 .reg_offset = 0,
164 .mask = S2MPS11_IRQ_PWRONR_MASK,
165 },
166 [S2MPU02_IRQ_JIGONBF] = {
167 .reg_offset = 0,
168 .mask = S2MPS11_IRQ_JIGONBF_MASK,
169 },
170 [S2MPU02_IRQ_JIGONBR] = {
171 .reg_offset = 0,
172 .mask = S2MPS11_IRQ_JIGONBR_MASK,
173 },
174 [S2MPU02_IRQ_ACOKBF] = {
175 .reg_offset = 0,
176 .mask = S2MPS11_IRQ_ACOKBF_MASK,
177 },
178 [S2MPU02_IRQ_ACOKBR] = {
179 .reg_offset = 0,
180 .mask = S2MPS11_IRQ_ACOKBR_MASK,
181 },
182 [S2MPU02_IRQ_PWRON1S] = {
183 .reg_offset = 0,
184 .mask = S2MPS11_IRQ_PWRON1S_MASK,
185 },
186 [S2MPU02_IRQ_MRB] = {
187 .reg_offset = 0,
188 .mask = S2MPS11_IRQ_MRB_MASK,
189 },
190 [S2MPU02_IRQ_RTC60S] = {
191 .reg_offset = 1,
192 .mask = S2MPS11_IRQ_RTC60S_MASK,
193 },
194 [S2MPU02_IRQ_RTCA1] = {
195 .reg_offset = 1,
196 .mask = S2MPS11_IRQ_RTCA1_MASK,
197 },
198 [S2MPU02_IRQ_RTCA0] = {
199 .reg_offset = 1,
200 .mask = S2MPS11_IRQ_RTCA0_MASK,
201 },
202 [S2MPU02_IRQ_SMPL] = {
203 .reg_offset = 1,
204 .mask = S2MPS11_IRQ_SMPL_MASK,
205 },
206 [S2MPU02_IRQ_RTC1S] = {
207 .reg_offset = 1,
208 .mask = S2MPS11_IRQ_RTC1S_MASK,
209 },
210 [S2MPU02_IRQ_WTSR] = {
211 .reg_offset = 1,
212 .mask = S2MPS11_IRQ_WTSR_MASK,
213 },
214 [S2MPU02_IRQ_INT120C] = {
215 .reg_offset = 2,
216 .mask = S2MPS11_IRQ_INT120C_MASK,
217 },
218 [S2MPU02_IRQ_INT140C] = {
219 .reg_offset = 2,
220 .mask = S2MPS11_IRQ_INT140C_MASK,
221 },
222 [S2MPU02_IRQ_TSD] = {
223 .reg_offset = 2,
224 .mask = S2MPS14_IRQ_TSD_MASK,
225 },
226 };
227
228 static const struct regmap_irq s5m8767_irqs[] = {
229 [S5M8767_IRQ_PWRR] = {
230 .reg_offset = 0,
231 .mask = S5M8767_IRQ_PWRR_MASK,
232 },
233 [S5M8767_IRQ_PWRF] = {
234 .reg_offset = 0,
235 .mask = S5M8767_IRQ_PWRF_MASK,
236 },
237 [S5M8767_IRQ_PWR1S] = {
238 .reg_offset = 0,
239 .mask = S5M8767_IRQ_PWR1S_MASK,
240 },
241 [S5M8767_IRQ_JIGR] = {
242 .reg_offset = 0,
243 .mask = S5M8767_IRQ_JIGR_MASK,
244 },
245 [S5M8767_IRQ_JIGF] = {
246 .reg_offset = 0,
247 .mask = S5M8767_IRQ_JIGF_MASK,
248 },
249 [S5M8767_IRQ_LOWBAT2] = {
250 .reg_offset = 0,
251 .mask = S5M8767_IRQ_LOWBAT2_MASK,
252 },
253 [S5M8767_IRQ_LOWBAT1] = {
254 .reg_offset = 0,
255 .mask = S5M8767_IRQ_LOWBAT1_MASK,
256 },
257 [S5M8767_IRQ_MRB] = {
258 .reg_offset = 1,
259 .mask = S5M8767_IRQ_MRB_MASK,
260 },
261 [S5M8767_IRQ_DVSOK2] = {
262 .reg_offset = 1,
263 .mask = S5M8767_IRQ_DVSOK2_MASK,
264 },
265 [S5M8767_IRQ_DVSOK3] = {
266 .reg_offset = 1,
267 .mask = S5M8767_IRQ_DVSOK3_MASK,
268 },
269 [S5M8767_IRQ_DVSOK4] = {
270 .reg_offset = 1,
271 .mask = S5M8767_IRQ_DVSOK4_MASK,
272 },
273 [S5M8767_IRQ_RTC60S] = {
274 .reg_offset = 2,
275 .mask = S5M8767_IRQ_RTC60S_MASK,
276 },
277 [S5M8767_IRQ_RTCA1] = {
278 .reg_offset = 2,
279 .mask = S5M8767_IRQ_RTCA1_MASK,
280 },
281 [S5M8767_IRQ_RTCA2] = {
282 .reg_offset = 2,
283 .mask = S5M8767_IRQ_RTCA2_MASK,
284 },
285 [S5M8767_IRQ_SMPL] = {
286 .reg_offset = 2,
287 .mask = S5M8767_IRQ_SMPL_MASK,
288 },
289 [S5M8767_IRQ_RTC1S] = {
290 .reg_offset = 2,
291 .mask = S5M8767_IRQ_RTC1S_MASK,
292 },
293 [S5M8767_IRQ_WTSR] = {
294 .reg_offset = 2,
295 .mask = S5M8767_IRQ_WTSR_MASK,
296 },
297 };
298
299 static const struct regmap_irq_chip s2mps11_irq_chip = {
300 .name = "s2mps11",
301 .irqs = s2mps11_irqs,
302 .num_irqs = ARRAY_SIZE(s2mps11_irqs),
303 .num_regs = 3,
304 .status_base = S2MPS11_REG_INT1,
305 .mask_base = S2MPS11_REG_INT1M,
306 .ack_base = S2MPS11_REG_INT1,
307 };
308
309 #define S2MPS1X_IRQ_CHIP_COMMON_DATA \
310 .irqs = s2mps14_irqs, \
311 .num_irqs = ARRAY_SIZE(s2mps14_irqs), \
312 .num_regs = 3, \
313 .status_base = S2MPS14_REG_INT1, \
314 .mask_base = S2MPS14_REG_INT1M, \
315 .ack_base = S2MPS14_REG_INT1 \
316
317 static const struct regmap_irq_chip s2mps13_irq_chip = {
318 .name = "s2mps13",
319 S2MPS1X_IRQ_CHIP_COMMON_DATA,
320 };
321
322 static const struct regmap_irq_chip s2mps14_irq_chip = {
323 .name = "s2mps14",
324 S2MPS1X_IRQ_CHIP_COMMON_DATA,
325 };
326
327 static const struct regmap_irq_chip s2mps15_irq_chip = {
328 .name = "s2mps15",
329 S2MPS1X_IRQ_CHIP_COMMON_DATA,
330 };
331
332 static const struct regmap_irq_chip s2mpu02_irq_chip = {
333 .name = "s2mpu02",
334 .irqs = s2mpu02_irqs,
335 .num_irqs = ARRAY_SIZE(s2mpu02_irqs),
336 .num_regs = 3,
337 .status_base = S2MPU02_REG_INT1,
338 .mask_base = S2MPU02_REG_INT1M,
339 .ack_base = S2MPU02_REG_INT1,
340 };
341
342 static const struct regmap_irq_chip s5m8767_irq_chip = {
343 .name = "s5m8767",
344 .irqs = s5m8767_irqs,
345 .num_irqs = ARRAY_SIZE(s5m8767_irqs),
346 .num_regs = 3,
347 .status_base = S5M8767_REG_INT1,
348 .mask_base = S5M8767_REG_INT1M,
349 .ack_base = S5M8767_REG_INT1,
350 };
351
sec_irq_init(struct sec_pmic_dev * sec_pmic)352 int sec_irq_init(struct sec_pmic_dev *sec_pmic)
353 {
354 int ret = 0;
355 int type = sec_pmic->device_type;
356 const struct regmap_irq_chip *sec_irq_chip;
357
358 if (!sec_pmic->irq) {
359 dev_warn(sec_pmic->dev,
360 "No interrupt specified, no interrupts\n");
361 return 0;
362 }
363
364 switch (type) {
365 case S5M8767X:
366 sec_irq_chip = &s5m8767_irq_chip;
367 break;
368 case S2MPA01:
369 sec_irq_chip = &s2mps14_irq_chip;
370 break;
371 case S2MPS11X:
372 sec_irq_chip = &s2mps11_irq_chip;
373 break;
374 case S2MPS13X:
375 sec_irq_chip = &s2mps13_irq_chip;
376 break;
377 case S2MPS14X:
378 sec_irq_chip = &s2mps14_irq_chip;
379 break;
380 case S2MPS15X:
381 sec_irq_chip = &s2mps15_irq_chip;
382 break;
383 case S2MPU02:
384 sec_irq_chip = &s2mpu02_irq_chip;
385 break;
386 default:
387 dev_err(sec_pmic->dev, "Unknown device type %lu\n",
388 sec_pmic->device_type);
389 return -EINVAL;
390 }
391
392 ret = devm_regmap_add_irq_chip(sec_pmic->dev, sec_pmic->regmap_pmic,
393 sec_pmic->irq, IRQF_ONESHOT,
394 0, sec_irq_chip, &sec_pmic->irq_data);
395 if (ret != 0) {
396 dev_err(sec_pmic->dev, "Failed to register IRQ chip: %d\n", ret);
397 return ret;
398 }
399
400 /*
401 * The rtc-s5m driver requests S2MPS14_IRQ_RTCA0 also for S2MPS11
402 * so the interrupt number must be consistent.
403 */
404 BUILD_BUG_ON(((enum s2mps14_irq)S2MPS11_IRQ_RTCA0) != S2MPS14_IRQ_RTCA0);
405
406 return 0;
407 }
408 EXPORT_SYMBOL_GPL(sec_irq_init);
409
410 MODULE_AUTHOR("Sangbeom Kim <sbkim73@samsung.com>");
411 MODULE_AUTHOR("Chanwoo Choi <cw00.choi@samsung.com>");
412 MODULE_AUTHOR("Krzysztof Kozlowski <krzk@kernel.org>");
413 MODULE_DESCRIPTION("Interrupt support for the S5M MFD");
414 MODULE_LICENSE("GPL");
415