xref: /openbmc/linux/include/linux/mfd/abx500/ab8500.h (revision bb970707)
1 /*
2  * Copyright (C) ST-Ericsson SA 2010
3  *
4  * License Terms: GNU General Public License v2
5  * Author: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
6  */
7 #ifndef MFD_AB8500_H
8 #define MFD_AB8500_H
9 
10 #include <linux/atomic.h>
11 #include <linux/mutex.h>
12 #include <linux/irqdomain.h>
13 
14 struct device;
15 
16 /*
17  * AB IC versions
18  *
19  * AB8500_VERSION_AB8500 should be 0xFF but will never be read as need a
20  * non-supported multi-byte I2C access via PRCMU. Set to 0x00 to ease the
21  * print of version string.
22  */
23 enum ab8500_version {
24 	AB8500_VERSION_AB8500 = 0x0,
25 	AB8500_VERSION_AB8505 = 0x1,
26 	AB8500_VERSION_AB9540 = 0x2,
27 	AB8500_VERSION_AB8540 = 0x4,
28 	AB8500_VERSION_UNDEFINED,
29 };
30 
31 /* AB8500 CIDs*/
32 #define AB8500_CUTEARLY	0x00
33 #define AB8500_CUT1P0	0x10
34 #define AB8500_CUT1P1	0x11
35 #define AB8500_CUT1P2	0x12 /* Only valid for AB8540 */
36 #define AB8500_CUT2P0	0x20
37 #define AB8500_CUT3P0	0x30
38 #define AB8500_CUT3P3	0x33
39 
40 /*
41  * AB8500 bank addresses
42  */
43 #define AB8500_M_FSM_RANK	0x0
44 #define AB8500_SYS_CTRL1_BLOCK	0x1
45 #define AB8500_SYS_CTRL2_BLOCK	0x2
46 #define AB8500_REGU_CTRL1	0x3
47 #define AB8500_REGU_CTRL2	0x4
48 #define AB8500_USB		0x5
49 #define AB8500_TVOUT		0x6
50 #define AB8500_DBI		0x7
51 #define AB8500_ECI_AV_ACC	0x8
52 #define AB8500_RESERVED		0x9
53 #define AB8500_GPADC		0xA
54 #define AB8500_CHARGER		0xB
55 #define AB8500_GAS_GAUGE	0xC
56 #define AB8500_AUDIO		0xD
57 #define AB8500_INTERRUPT	0xE
58 #define AB8500_RTC		0xF
59 #define AB8500_MISC		0x10
60 #define AB8500_DEVELOPMENT	0x11
61 #define AB8500_DEBUG		0x12
62 #define AB8500_PROD_TEST	0x13
63 #define AB8500_STE_TEST		0x14
64 #define AB8500_OTP_EMUL		0x15
65 
66 /*
67  * Interrupts
68  * Values used to index into array ab8500_irq_regoffset[] defined in
69  * drivers/mdf/ab8500-core.c
70  */
71 /* Definitions for AB8500, AB9540 and AB8540 */
72 /* ab8500_irq_regoffset[0] -> IT[Source|Latch|Mask]1 */
73 #define AB8500_INT_MAIN_EXT_CH_NOT_OK	0 /* not 8505/9540 */
74 #define AB8500_INT_UN_PLUG_TV_DET	1 /* not 8505/9540/8540 */
75 #define AB8500_INT_PLUG_TV_DET		2 /* not 8505/9540/8540 */
76 #define AB8500_INT_TEMP_WARM		3
77 #define AB8500_INT_PON_KEY2DB_F		4
78 #define AB8500_INT_PON_KEY2DB_R		5
79 #define AB8500_INT_PON_KEY1DB_F		6
80 #define AB8500_INT_PON_KEY1DB_R		7
81 /* ab8500_irq_regoffset[1] -> IT[Source|Latch|Mask]2 */
82 #define AB8500_INT_BATT_OVV		8
83 #define AB8500_INT_MAIN_CH_UNPLUG_DET	10 /* not 8505/8540 */
84 #define AB8500_INT_MAIN_CH_PLUG_DET	11 /* not 8505/8540 */
85 #define AB8500_INT_VBUS_DET_F		14
86 #define AB8500_INT_VBUS_DET_R		15
87 /* ab8500_irq_regoffset[2] -> IT[Source|Latch|Mask]3 */
88 #define AB8500_INT_VBUS_CH_DROP_END	16
89 #define AB8500_INT_RTC_60S		17
90 #define AB8500_INT_RTC_ALARM		18
91 #define AB8540_INT_BIF_INT		19
92 #define AB8500_INT_BAT_CTRL_INDB	20
93 #define AB8500_INT_CH_WD_EXP		21
94 #define AB8500_INT_VBUS_OVV		22
95 #define AB8500_INT_MAIN_CH_DROP_END	23 /* not 8505/9540/8540 */
96 /* ab8500_irq_regoffset[3] -> IT[Source|Latch|Mask]4 */
97 #define AB8500_INT_CCN_CONV_ACC		24
98 #define AB8500_INT_INT_AUD		25
99 #define AB8500_INT_CCEOC		26
100 #define AB8500_INT_CC_INT_CALIB		27
101 #define AB8500_INT_LOW_BAT_F		28
102 #define AB8500_INT_LOW_BAT_R		29
103 #define AB8500_INT_BUP_CHG_NOT_OK	30
104 #define AB8500_INT_BUP_CHG_OK		31
105 /* ab8500_irq_regoffset[4] -> IT[Source|Latch|Mask]5 */
106 #define AB8500_INT_GP_HW_ADC_CONV_END	32 /* not 8505/8540 */
107 #define AB8500_INT_ACC_DETECT_1DB_F	33
108 #define AB8500_INT_ACC_DETECT_1DB_R	34
109 #define AB8500_INT_ACC_DETECT_22DB_F	35
110 #define AB8500_INT_ACC_DETECT_22DB_R	36
111 #define AB8500_INT_ACC_DETECT_21DB_F	37
112 #define AB8500_INT_ACC_DETECT_21DB_R	38
113 #define AB8500_INT_GP_SW_ADC_CONV_END	39
114 /* ab8500_irq_regoffset[5] -> IT[Source|Latch|Mask]7 */
115 #define AB8500_INT_GPIO6R		40 /* not 8505/9540/8540 */
116 #define AB8500_INT_GPIO7R		41 /* not 8505/9540/8540 */
117 #define AB8500_INT_GPIO8R		42 /* not 8505/9540/8540 */
118 #define AB8500_INT_GPIO9R		43 /* not 8505/9540/8540 */
119 #define AB8500_INT_GPIO10R		44 /* not 8540 */
120 #define AB8500_INT_GPIO11R		45 /* not 8540 */
121 #define AB8500_INT_GPIO12R		46 /* not 8505/8540 */
122 #define AB8500_INT_GPIO13R		47 /* not 8540 */
123 /* ab8500_irq_regoffset[6] -> IT[Source|Latch|Mask]8 */
124 #define AB8500_INT_GPIO24R		48 /* not 8505/8540 */
125 #define AB8500_INT_GPIO25R		49 /* not 8505/8540 */
126 #define AB8500_INT_GPIO36R		50 /* not 8505/9540/8540 */
127 #define AB8500_INT_GPIO37R		51 /* not 8505/9540/8540 */
128 #define AB8500_INT_GPIO38R		52 /* not 8505/9540/8540 */
129 #define AB8500_INT_GPIO39R		53 /* not 8505/9540/8540 */
130 #define AB8500_INT_GPIO40R		54 /* not 8540 */
131 #define AB8500_INT_GPIO41R		55 /* not 8540 */
132 /* ab8500_irq_regoffset[7] -> IT[Source|Latch|Mask]9 */
133 #define AB8500_INT_GPIO6F		56 /* not 8505/9540 */
134 #define AB8500_INT_GPIO7F		57 /* not 8505/9540 */
135 #define AB8500_INT_GPIO8F		58 /* not 8505/9540 */
136 #define AB8500_INT_GPIO9F		59 /* not 8505/9540 */
137 #define AB8500_INT_GPIO10F		60
138 #define AB8500_INT_GPIO11F		61
139 #define AB8500_INT_GPIO12F		62 /* not 8505 */
140 #define AB8500_INT_GPIO13F		63
141 /* ab8500_irq_regoffset[8] -> IT[Source|Latch|Mask]10 */
142 #define AB8500_INT_GPIO24F		64 /* not 8505/8540 */
143 #define AB8500_INT_GPIO25F		65 /* not 8505/8540 */
144 #define AB8500_INT_GPIO36F		66 /* not 8505/9540/8540 */
145 #define AB8500_INT_GPIO37F		67 /* not 8505/9540/8540 */
146 #define AB8500_INT_GPIO38F		68 /* not 8505/9540/8540 */
147 #define AB8500_INT_GPIO39F		69 /* not 8505/9540/8540 */
148 #define AB8500_INT_GPIO40F		70 /* not 8540 */
149 #define AB8500_INT_GPIO41F		71 /* not 8540 */
150 /* ab8500_irq_regoffset[9] -> IT[Source|Latch|Mask]12 */
151 #define AB8500_INT_ADP_SOURCE_ERROR	72
152 #define AB8500_INT_ADP_SINK_ERROR	73
153 #define AB8500_INT_ADP_PROBE_PLUG	74
154 #define AB8500_INT_ADP_PROBE_UNPLUG	75
155 #define AB8500_INT_ADP_SENSE_OFF	76
156 #define AB8500_INT_USB_PHY_POWER_ERR	78
157 #define AB8500_INT_USB_LINK_STATUS	79
158 /* ab8500_irq_regoffset[10] -> IT[Source|Latch|Mask]19 */
159 #define AB8500_INT_BTEMP_LOW		80
160 #define AB8500_INT_BTEMP_LOW_MEDIUM	81
161 #define AB8500_INT_BTEMP_MEDIUM_HIGH	82
162 #define AB8500_INT_BTEMP_HIGH		83
163 /* ab8500_irq_regoffset[11] -> IT[Source|Latch|Mask]20 */
164 #define AB8500_INT_SRP_DETECT		88
165 #define AB8500_INT_USB_CHARGER_NOT_OKR	89
166 #define AB8500_INT_ID_WAKEUP_R		90
167 #define AB8500_INT_ID_DET_PLUGR         91 /* 8505/9540 cut2.0 */
168 #define AB8500_INT_ID_DET_R1R		92
169 #define AB8500_INT_ID_DET_R2R		93
170 #define AB8500_INT_ID_DET_R3R		94
171 #define AB8500_INT_ID_DET_R4R		95
172 /* ab8500_irq_regoffset[12] -> IT[Source|Latch|Mask]21 */
173 #define AB8500_INT_ID_WAKEUP_F		96 /* not 8505/9540 */
174 #define AB8500_INT_ID_DET_PLUGF		97 /* 8505/9540 cut2.0 */
175 #define AB8500_INT_ID_DET_R1F		98 /* not 8505/9540 */
176 #define AB8500_INT_ID_DET_R2F		99 /* not 8505/9540 */
177 #define AB8500_INT_ID_DET_R3F		100 /* not 8505/9540 */
178 #define AB8500_INT_ID_DET_R4F		101 /* not 8505/9540 */
179 #define AB8500_INT_CHAUTORESTARTAFTSEC	102 /* not 8505/9540 */
180 #define AB8500_INT_CHSTOPBYSEC		103
181 /* ab8500_irq_regoffset[13] -> IT[Source|Latch|Mask]22 */
182 #define AB8500_INT_USB_CH_TH_PROT_F	104
183 #define AB8500_INT_USB_CH_TH_PROT_R	105
184 #define AB8500_INT_MAIN_CH_TH_PROT_F	106 /* not 8505/9540 */
185 #define AB8500_INT_MAIN_CH_TH_PROT_R	107 /* not 8505/9540 */
186 #define AB8500_INT_CHCURLIMNOHSCHIRP	109
187 #define AB8500_INT_CHCURLIMHSCHIRP	110
188 #define AB8500_INT_XTAL32K_KO		111
189 
190 /* Definitions for AB9540 / AB8505 */
191 /* ab8500_irq_regoffset[14] -> IT[Source|Latch|Mask]13 */
192 #define AB9540_INT_GPIO50R		113 /* not 8540 */
193 #define AB9540_INT_GPIO51R		114 /* not 8505/8540 */
194 #define AB9540_INT_GPIO52R		115 /* not 8540 */
195 #define AB9540_INT_GPIO53R		116 /* not 8540 */
196 #define AB9540_INT_GPIO54R		117 /* not 8505/8540 */
197 #define AB9540_INT_IEXT_CH_RF_BFN_R	118
198 /* ab8500_irq_regoffset[15] -> IT[Source|Latch|Mask]14 */
199 #define AB9540_INT_GPIO50F		121 /* not 8540 */
200 #define AB9540_INT_GPIO51F		122 /* not 8505/8540 */
201 #define AB9540_INT_GPIO52F		123 /* not 8540 */
202 #define AB9540_INT_GPIO53F		124 /* not 8540 */
203 #define AB9540_INT_GPIO54F		125 /* not 8505/8540 */
204 #define AB9540_INT_IEXT_CH_RF_BFN_F	126
205 /* ab8500_irq_regoffset[16] -> IT[Source|Latch|Mask]25 */
206 #define AB8505_INT_KEYSTUCK		128
207 #define AB8505_INT_IKR			129
208 #define AB8505_INT_IKP			130
209 #define AB8505_INT_KP			131
210 #define AB8505_INT_KEYDEGLITCH		132
211 #define AB8505_INT_MODPWRSTATUSF	134
212 #define AB8505_INT_MODPWRSTATUSR	135
213 /* ab8500_irq_regoffset[17] -> IT[Source|Latch|Mask]6 */
214 #define AB8500_INT_HOOK_DET_NEG_F	138
215 #define AB8500_INT_HOOK_DET_NEG_R	139
216 #define AB8500_INT_HOOK_DET_POS_F	140
217 #define AB8500_INT_HOOK_DET_POS_R	141
218 #define AB8500_INT_PLUG_DET_COMP_F	142
219 #define AB8500_INT_PLUG_DET_COMP_R	143
220 /* ab8500_irq_regoffset[18] -> IT[Source|Latch|Mask]23 */
221 #define AB8505_INT_COLL			144
222 #define AB8505_INT_RESERR		145
223 #define AB8505_INT_FRAERR		146
224 #define AB8505_INT_COMERR		147
225 #define AB8505_INT_SPDSET		148
226 #define AB8505_INT_DSENT		149
227 #define AB8505_INT_DREC			150
228 #define AB8505_INT_ACC_INT		151
229 /* ab8500_irq_regoffset[19] -> IT[Source|Latch|Mask]24 */
230 #define AB8505_INT_NOPINT		152
231 /* ab8540_irq_regoffset[20] -> IT[Source|Latch|Mask]26 */
232 #define AB8540_INT_IDPLUGDETCOMPF	160
233 #define AB8540_INT_IDPLUGDETCOMPR	161
234 #define AB8540_INT_FMDETCOMPLOF		162
235 #define AB8540_INT_FMDETCOMPLOR		163
236 #define AB8540_INT_FMDETCOMPHIF		164
237 #define AB8540_INT_FMDETCOMPHIR		165
238 #define AB8540_INT_ID5VDETCOMPF		166
239 #define AB8540_INT_ID5VDETCOMPR		167
240 /* ab8540_irq_regoffset[21] -> IT[Source|Latch|Mask]27 */
241 #define AB8540_INT_GPIO43F		168
242 #define AB8540_INT_GPIO43R		169
243 #define AB8540_INT_GPIO44F		170
244 #define AB8540_INT_GPIO44R		171
245 #define AB8540_INT_KEYPOSDETCOMPF	172
246 #define AB8540_INT_KEYPOSDETCOMPR	173
247 #define AB8540_INT_KEYNEGDETCOMPF	174
248 #define AB8540_INT_KEYNEGDETCOMPR	175
249 /* ab8540_irq_regoffset[22] -> IT[Source|Latch|Mask]28 */
250 #define AB8540_INT_GPIO1VBATF		176
251 #define AB8540_INT_GPIO1VBATR		177
252 #define AB8540_INT_GPIO2VBATF		178
253 #define AB8540_INT_GPIO2VBATR		179
254 #define AB8540_INT_GPIO3VBATF		180
255 #define AB8540_INT_GPIO3VBATR		181
256 #define AB8540_INT_GPIO4VBATF		182
257 #define AB8540_INT_GPIO4VBATR		183
258 /* ab8540_irq_regoffset[23] -> IT[Source|Latch|Mask]29 */
259 #define AB8540_INT_SYSCLKREQ2F		184
260 #define AB8540_INT_SYSCLKREQ2R		185
261 #define AB8540_INT_SYSCLKREQ3F		186
262 #define AB8540_INT_SYSCLKREQ3R		187
263 #define AB8540_INT_SYSCLKREQ4F		188
264 #define AB8540_INT_SYSCLKREQ4R		189
265 #define AB8540_INT_SYSCLKREQ5F		190
266 #define AB8540_INT_SYSCLKREQ5R		191
267 /* ab8540_irq_regoffset[24] -> IT[Source|Latch|Mask]30 */
268 #define AB8540_INT_PWMOUT1F		192
269 #define AB8540_INT_PWMOUT1R		193
270 #define AB8540_INT_PWMCTRL0F		194
271 #define AB8540_INT_PWMCTRL0R		195
272 #define AB8540_INT_PWMCTRL1F		196
273 #define AB8540_INT_PWMCTRL1R		197
274 #define AB8540_INT_SYSCLKREQ6F		198
275 #define AB8540_INT_SYSCLKREQ6R		199
276 /* ab8540_irq_regoffset[25] -> IT[Source|Latch|Mask]31 */
277 #define AB8540_INT_PWMEXTVIBRA1F	200
278 #define AB8540_INT_PWMEXTVIBRA1R	201
279 #define AB8540_INT_PWMEXTVIBRA2F	202
280 #define AB8540_INT_PWMEXTVIBRA2R	203
281 #define AB8540_INT_PWMOUT2F		204
282 #define AB8540_INT_PWMOUT2R		205
283 #define AB8540_INT_PWMOUT3F		206
284 #define AB8540_INT_PWMOUT3R		207
285 /* ab8540_irq_regoffset[26] -> IT[Source|Latch|Mask]32 */
286 #define AB8540_INT_ADDATA2F		208
287 #define AB8540_INT_ADDATA2R		209
288 #define AB8540_INT_DADATA2F		210
289 #define AB8540_INT_DADATA2R		211
290 #define AB8540_INT_FSYNC2F		212
291 #define AB8540_INT_FSYNC2R		213
292 #define AB8540_INT_BITCLK2F		214
293 #define AB8540_INT_BITCLK2R		215
294 /* ab8540_irq_regoffset[27] -> IT[Source|Latch|Mask]33 */
295 #define AB8540_INT_RTC_1S		216
296 
297 /*
298  * AB8500_AB9540_NR_IRQS is used when configuring the IRQ numbers for the
299  * entire platform. This is a "compile time" constant so this must be set to
300  * the largest possible value that may be encountered with different AB SOCs.
301  * Of the currently supported AB devices, AB8500 and AB9540, it is the AB9540
302  * which is larger.
303  */
304 #define AB8500_NR_IRQS			112
305 #define AB8505_NR_IRQS			153
306 #define AB9540_NR_IRQS			153
307 #define AB8540_NR_IRQS			216
308 /* This is set to the roof of any AB8500 chip variant IRQ counts */
309 #define AB8500_MAX_NR_IRQS		AB8540_NR_IRQS
310 
311 #define AB8500_NUM_IRQ_REGS		14
312 #define AB9540_NUM_IRQ_REGS		20
313 #define AB8540_NUM_IRQ_REGS		27
314 
315 /* Turn On Status Event */
316 #define AB8500_POR_ON_VBAT		0x01
317 #define AB8500_POW_KEY_1_ON		0x02
318 #define AB8500_POW_KEY_2_ON		0x04
319 #define AB8500_RTC_ALARM		0x08
320 #define AB8500_MAIN_CH_DET		0x10
321 #define AB8500_VBUS_DET			0x20
322 #define AB8500_USB_ID_DET		0x40
323 
324 /**
325  * struct ab8500 - ab8500 internal structure
326  * @dev: parent device
327  * @lock: read/write operations lock
328  * @irq_lock: genirq bus lock
329  * @transfer_ongoing: 0 if no transfer ongoing
330  * @irq: irq line
331  * @irq_domain: irq domain
332  * @version: chip version id (e.g. ab8500 or ab9540)
333  * @chip_id: chip revision id
334  * @write: register write
335  * @write_masked: masked register write
336  * @read: register read
337  * @rx_buf: rx buf for SPI
338  * @tx_buf: tx buf for SPI
339  * @mask: cache of IRQ regs for bus lock
340  * @oldmask: cache of previous IRQ regs for bus lock
341  * @mask_size: Actual number of valid entries in mask[], oldmask[] and
342  * irq_reg_offset
343  * @irq_reg_offset: Array of offsets into IRQ registers
344  */
345 struct ab8500 {
346 	struct device	*dev;
347 	struct mutex	lock;
348 	struct mutex	irq_lock;
349 	atomic_t	transfer_ongoing;
350 	int		irq;
351 	struct irq_domain  *domain;
352 	enum ab8500_version version;
353 	u8		chip_id;
354 
355 	int (*write)(struct ab8500 *ab8500, u16 addr, u8 data);
356 	int (*write_masked)(struct ab8500 *ab8500, u16 addr, u8 mask, u8 data);
357 	int (*read)(struct ab8500 *ab8500, u16 addr);
358 
359 	unsigned long	tx_buf[4];
360 	unsigned long	rx_buf[4];
361 
362 	u8 *mask;
363 	u8 *oldmask;
364 	int mask_size;
365 	const int *irq_reg_offset;
366 	int it_latchhier_num;
367 };
368 
369 struct ab8500_regulator_platform_data;
370 struct ab8500_codec_platform_data;
371 struct ab8500_sysctrl_platform_data;
372 
373 /**
374  * struct ab8500_platform_data - AB8500 platform data
375  * @irq_base: start of AB8500 IRQs, AB8500_NR_IRQS will be used
376  * @init: board-specific initialization after detection of ab8500
377  * @regulator: machine-specific constraints for regulators
378  */
379 struct ab8500_platform_data {
380 	void (*init) (struct ab8500 *);
381 	struct ab8500_regulator_platform_data *regulator;
382 	struct ab8500_codec_platform_data *codec;
383 	struct ab8500_sysctrl_platform_data *sysctrl;
384 };
385 
386 extern int ab8500_init(struct ab8500 *ab8500,
387 				 enum ab8500_version version);
388 extern int ab8500_exit(struct ab8500 *ab8500);
389 
390 extern int ab8500_suspend(struct ab8500 *ab8500);
391 
392 static inline int is_ab8500(struct ab8500 *ab)
393 {
394 	return ab->version == AB8500_VERSION_AB8500;
395 }
396 
397 static inline int is_ab8505(struct ab8500 *ab)
398 {
399 	return ab->version == AB8500_VERSION_AB8505;
400 }
401 
402 static inline int is_ab9540(struct ab8500 *ab)
403 {
404 	return ab->version == AB8500_VERSION_AB9540;
405 }
406 
407 static inline int is_ab8540(struct ab8500 *ab)
408 {
409 	return ab->version == AB8500_VERSION_AB8540;
410 }
411 
412 /* exclude also ab8505, ab9540... */
413 static inline int is_ab8500_1p0_or_earlier(struct ab8500 *ab)
414 {
415 	return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT1P0));
416 }
417 
418 /* exclude also ab8505, ab9540... */
419 static inline int is_ab8500_1p1_or_earlier(struct ab8500 *ab)
420 {
421 	return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT1P1));
422 }
423 
424 /* exclude also ab8505, ab9540... */
425 static inline int is_ab8500_2p0_or_earlier(struct ab8500 *ab)
426 {
427 	return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT2P0));
428 }
429 
430 static inline int is_ab8500_3p3_or_earlier(struct ab8500 *ab)
431 {
432 	return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT3P3));
433 }
434 
435 /* exclude also ab8505, ab9540... */
436 static inline int is_ab8500_2p0(struct ab8500 *ab)
437 {
438 	return (is_ab8500(ab) && (ab->chip_id == AB8500_CUT2P0));
439 }
440 
441 static inline int is_ab8505_1p0_or_earlier(struct ab8500 *ab)
442 {
443 	return (is_ab8505(ab) && (ab->chip_id <= AB8500_CUT1P0));
444 }
445 
446 static inline int is_ab8505_2p0(struct ab8500 *ab)
447 {
448 	return (is_ab8505(ab) && (ab->chip_id == AB8500_CUT2P0));
449 }
450 
451 static inline int is_ab9540_1p0_or_earlier(struct ab8500 *ab)
452 {
453 	return (is_ab9540(ab) && (ab->chip_id <= AB8500_CUT1P0));
454 }
455 
456 static inline int is_ab9540_2p0(struct ab8500 *ab)
457 {
458 	return (is_ab9540(ab) && (ab->chip_id == AB8500_CUT2P0));
459 }
460 
461 /*
462  * Be careful, the marketing name for this chip is 2.1
463  * but the value read from the chip is 3.0 (0x30)
464  */
465 static inline int is_ab9540_3p0(struct ab8500 *ab)
466 {
467 	return (is_ab9540(ab) && (ab->chip_id == AB8500_CUT3P0));
468 }
469 
470 static inline int is_ab8540_1p0_or_earlier(struct ab8500 *ab)
471 {
472 	return is_ab8540(ab) && (ab->chip_id <= AB8500_CUT1P0);
473 }
474 
475 static inline int is_ab8540_1p1_or_earlier(struct ab8500 *ab)
476 {
477 	return is_ab8540(ab) && (ab->chip_id <= AB8500_CUT1P1);
478 }
479 
480 static inline int is_ab8540_1p2_or_earlier(struct ab8500 *ab)
481 {
482 	return is_ab8540(ab) && (ab->chip_id <= AB8500_CUT1P2);
483 }
484 
485 static inline int is_ab8540_2p0_or_earlier(struct ab8500 *ab)
486 {
487 	return is_ab8540(ab) && (ab->chip_id <= AB8500_CUT2P0);
488 }
489 
490 static inline int is_ab8540_2p0(struct ab8500 *ab)
491 {
492 	return is_ab8540(ab) && (ab->chip_id == AB8500_CUT2P0);
493 }
494 
495 static inline int is_ab8505_2p0_earlier(struct ab8500 *ab)
496 {
497 	return (is_ab8505(ab) && (ab->chip_id < AB8500_CUT2P0));
498 }
499 
500 static inline int is_ab9540_2p0_or_earlier(struct ab8500 *ab)
501 {
502 	return (is_ab9540(ab) && (ab->chip_id < AB8500_CUT2P0));
503 }
504 
505 void ab8500_override_turn_on_stat(u8 mask, u8 set);
506 
507 #ifdef CONFIG_AB8500_DEBUG
508 extern int prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size);
509 void ab8500_dump_all_banks(struct device *dev);
510 void ab8500_debug_register_interrupt(int line);
511 #else
512 static inline void ab8500_dump_all_banks(struct device *dev) {}
513 static inline void ab8500_debug_register_interrupt(int line) {}
514 #endif
515 
516 #endif /* MFD_AB8500_H */
517