1d2912cb1SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only
2bbd51b1fSHaojian Zhuang /*
3bbd51b1fSHaojian Zhuang * Base driver for Marvell 88PM8607
4bbd51b1fSHaojian Zhuang *
5bbd51b1fSHaojian Zhuang * Copyright (C) 2009 Marvell International Ltd.
62e57848fSLee Jones *
72e57848fSLee Jones * Author: Haojian Zhuang <haojian.zhuang@marvell.com>
8bbd51b1fSHaojian Zhuang */
9bbd51b1fSHaojian Zhuang
10bbd51b1fSHaojian Zhuang #include <linux/kernel.h>
11bbd51b1fSHaojian Zhuang #include <linux/module.h>
12f2f218cdSHaojian Zhuang #include <linux/err.h>
135c42e8c4SHaojian Zhuang #include <linux/i2c.h>
142afa62eaSHaojian Zhuang #include <linux/irq.h>
15bbd51b1fSHaojian Zhuang #include <linux/interrupt.h>
16837c8293SHaojian Zhuang #include <linux/irqdomain.h>
172e57d567SHaojian Zhuang #include <linux/of.h>
182e57d567SHaojian Zhuang #include <linux/of_platform.h>
19bbd51b1fSHaojian Zhuang #include <linux/platform_device.h>
20f2f218cdSHaojian Zhuang #include <linux/regmap.h>
21f2f218cdSHaojian Zhuang #include <linux/slab.h>
22bbd51b1fSHaojian Zhuang #include <linux/mfd/core.h>
2353dbab7aSHaojian Zhuang #include <linux/mfd/88pm860x.h>
2422aad001SHaojian Zhuang #include <linux/regulator/machine.h>
25a830d28bSJett.Zhou #include <linux/power/charger-manager.h>
26bbd51b1fSHaojian Zhuang
272afa62eaSHaojian Zhuang #define INT_STATUS_NUM 3
282afa62eaSHaojian Zhuang
29c4a164f4SRikard Falkeborn static const struct resource bk0_resources[] = {
30a6ccdcd9SHaojian Zhuang {2, 2, "duty cycle", IORESOURCE_REG, },
31a6ccdcd9SHaojian Zhuang {3, 3, "always on", IORESOURCE_REG, },
32a6ccdcd9SHaojian Zhuang {3, 3, "current", IORESOURCE_REG, },
33a6ccdcd9SHaojian Zhuang };
34c4a164f4SRikard Falkeborn static const struct resource bk1_resources[] = {
35a6ccdcd9SHaojian Zhuang {4, 4, "duty cycle", IORESOURCE_REG, },
36a6ccdcd9SHaojian Zhuang {5, 5, "always on", IORESOURCE_REG, },
37a6ccdcd9SHaojian Zhuang {5, 5, "current", IORESOURCE_REG, },
38a6ccdcd9SHaojian Zhuang };
39c4a164f4SRikard Falkeborn static const struct resource bk2_resources[] = {
40a6ccdcd9SHaojian Zhuang {6, 6, "duty cycle", IORESOURCE_REG, },
41a6ccdcd9SHaojian Zhuang {7, 7, "always on", IORESOURCE_REG, },
42a6ccdcd9SHaojian Zhuang {5, 5, "current", IORESOURCE_REG, },
43a16122bcSHaojian Zhuang };
44adb70483SHaojian Zhuang
45c4a164f4SRikard Falkeborn static const struct resource led0_resources[] = {
46894fc8f2SHaojian Zhuang /* RGB1 Red LED */
47894fc8f2SHaojian Zhuang {0xd, 0xd, "control", IORESOURCE_REG, },
48894fc8f2SHaojian Zhuang {0xc, 0xc, "blink", IORESOURCE_REG, },
49894fc8f2SHaojian Zhuang };
50c4a164f4SRikard Falkeborn static const struct resource led1_resources[] = {
51894fc8f2SHaojian Zhuang /* RGB1 Green LED */
52894fc8f2SHaojian Zhuang {0xe, 0xe, "control", IORESOURCE_REG, },
53894fc8f2SHaojian Zhuang {0xc, 0xc, "blink", IORESOURCE_REG, },
54894fc8f2SHaojian Zhuang };
55c4a164f4SRikard Falkeborn static const struct resource led2_resources[] = {
56894fc8f2SHaojian Zhuang /* RGB1 Blue LED */
57894fc8f2SHaojian Zhuang {0xf, 0xf, "control", IORESOURCE_REG, },
58894fc8f2SHaojian Zhuang {0xc, 0xc, "blink", IORESOURCE_REG, },
59894fc8f2SHaojian Zhuang };
60c4a164f4SRikard Falkeborn static const struct resource led3_resources[] = {
61894fc8f2SHaojian Zhuang /* RGB2 Red LED */
62894fc8f2SHaojian Zhuang {0x9, 0x9, "control", IORESOURCE_REG, },
63894fc8f2SHaojian Zhuang {0x8, 0x8, "blink", IORESOURCE_REG, },
64894fc8f2SHaojian Zhuang };
65c4a164f4SRikard Falkeborn static const struct resource led4_resources[] = {
66894fc8f2SHaojian Zhuang /* RGB2 Green LED */
67894fc8f2SHaojian Zhuang {0xa, 0xa, "control", IORESOURCE_REG, },
68894fc8f2SHaojian Zhuang {0x8, 0x8, "blink", IORESOURCE_REG, },
69894fc8f2SHaojian Zhuang };
70c4a164f4SRikard Falkeborn static const struct resource led5_resources[] = {
71894fc8f2SHaojian Zhuang /* RGB2 Blue LED */
72894fc8f2SHaojian Zhuang {0xb, 0xb, "control", IORESOURCE_REG, },
73894fc8f2SHaojian Zhuang {0x8, 0x8, "blink", IORESOURCE_REG, },
743154c344SHaojian Zhuang };
753154c344SHaojian Zhuang
76c4a164f4SRikard Falkeborn static const struct resource buck1_resources[] = {
77a70abacbSHaojian Zhuang {0x24, 0x24, "buck set", IORESOURCE_REG, },
78a70abacbSHaojian Zhuang };
79c4a164f4SRikard Falkeborn static const struct resource buck2_resources[] = {
80a70abacbSHaojian Zhuang {0x25, 0x25, "buck set", IORESOURCE_REG, },
81a70abacbSHaojian Zhuang };
82c4a164f4SRikard Falkeborn static const struct resource buck3_resources[] = {
83a70abacbSHaojian Zhuang {0x26, 0x26, "buck set", IORESOURCE_REG, },
84a70abacbSHaojian Zhuang };
85c4a164f4SRikard Falkeborn static const struct resource ldo1_resources[] = {
86a70abacbSHaojian Zhuang {0x10, 0x10, "ldo set", IORESOURCE_REG, },
87a70abacbSHaojian Zhuang };
88c4a164f4SRikard Falkeborn static const struct resource ldo2_resources[] = {
89a70abacbSHaojian Zhuang {0x11, 0x11, "ldo set", IORESOURCE_REG, },
90a70abacbSHaojian Zhuang };
91c4a164f4SRikard Falkeborn static const struct resource ldo3_resources[] = {
92a70abacbSHaojian Zhuang {0x12, 0x12, "ldo set", IORESOURCE_REG, },
93a70abacbSHaojian Zhuang };
94c4a164f4SRikard Falkeborn static const struct resource ldo4_resources[] = {
95a70abacbSHaojian Zhuang {0x13, 0x13, "ldo set", IORESOURCE_REG, },
96a70abacbSHaojian Zhuang };
97c4a164f4SRikard Falkeborn static const struct resource ldo5_resources[] = {
98a70abacbSHaojian Zhuang {0x14, 0x14, "ldo set", IORESOURCE_REG, },
99a70abacbSHaojian Zhuang };
100c4a164f4SRikard Falkeborn static const struct resource ldo6_resources[] = {
101a70abacbSHaojian Zhuang {0x15, 0x15, "ldo set", IORESOURCE_REG, },
102a70abacbSHaojian Zhuang };
103c4a164f4SRikard Falkeborn static const struct resource ldo7_resources[] = {
104a70abacbSHaojian Zhuang {0x16, 0x16, "ldo set", IORESOURCE_REG, },
105a70abacbSHaojian Zhuang };
106c4a164f4SRikard Falkeborn static const struct resource ldo8_resources[] = {
107a70abacbSHaojian Zhuang {0x17, 0x17, "ldo set", IORESOURCE_REG, },
108a70abacbSHaojian Zhuang };
109c4a164f4SRikard Falkeborn static const struct resource ldo9_resources[] = {
110a70abacbSHaojian Zhuang {0x18, 0x18, "ldo set", IORESOURCE_REG, },
111a70abacbSHaojian Zhuang };
112c4a164f4SRikard Falkeborn static const struct resource ldo10_resources[] = {
113a70abacbSHaojian Zhuang {0x19, 0x19, "ldo set", IORESOURCE_REG, },
114a70abacbSHaojian Zhuang };
115c4a164f4SRikard Falkeborn static const struct resource ldo12_resources[] = {
116a70abacbSHaojian Zhuang {0x1a, 0x1a, "ldo set", IORESOURCE_REG, },
117a70abacbSHaojian Zhuang };
118c4a164f4SRikard Falkeborn static const struct resource ldo_vibrator_resources[] = {
119a70abacbSHaojian Zhuang {0x28, 0x28, "ldo set", IORESOURCE_REG, },
120a70abacbSHaojian Zhuang };
121c4a164f4SRikard Falkeborn static const struct resource ldo14_resources[] = {
122a70abacbSHaojian Zhuang {0x1b, 0x1b, "ldo set", IORESOURCE_REG, },
12322aad001SHaojian Zhuang };
12422aad001SHaojian Zhuang
125a9e9ce4cSBill Pemberton static struct resource touch_resources[] = {
126c9f560b3SHaojian Zhuang {PM8607_IRQ_PEN, PM8607_IRQ_PEN, "touch", IORESOURCE_IRQ,},
127c9f560b3SHaojian Zhuang };
128c9f560b3SHaojian Zhuang
129a9e9ce4cSBill Pemberton static struct resource onkey_resources[] = {
130c9f560b3SHaojian Zhuang {PM8607_IRQ_ONKEY, PM8607_IRQ_ONKEY, "onkey", IORESOURCE_IRQ,},
131c9f560b3SHaojian Zhuang };
132c9f560b3SHaojian Zhuang
133a9e9ce4cSBill Pemberton static struct resource codec_resources[] = {
134c9f560b3SHaojian Zhuang /* Headset microphone insertion or removal */
135c9f560b3SHaojian Zhuang {PM8607_IRQ_MICIN, PM8607_IRQ_MICIN, "micin", IORESOURCE_IRQ,},
136c9f560b3SHaojian Zhuang /* Hook-switch press or release */
137c9f560b3SHaojian Zhuang {PM8607_IRQ_HOOK, PM8607_IRQ_HOOK, "hook", IORESOURCE_IRQ,},
138c9f560b3SHaojian Zhuang /* Headset insertion or removal */
139c9f560b3SHaojian Zhuang {PM8607_IRQ_HEADSET, PM8607_IRQ_HEADSET, "headset", IORESOURCE_IRQ,},
140c9f560b3SHaojian Zhuang /* Audio short */
1412e57848fSLee Jones {PM8607_IRQ_AUDIO_SHORT, PM8607_IRQ_AUDIO_SHORT, "audio-short",
1422e57848fSLee Jones IORESOURCE_IRQ,},
143c9f560b3SHaojian Zhuang };
144c9f560b3SHaojian Zhuang
145a9e9ce4cSBill Pemberton static struct resource battery_resources[] = {
146c9f560b3SHaojian Zhuang {PM8607_IRQ_CC, PM8607_IRQ_CC, "columb counter", IORESOURCE_IRQ,},
147c9f560b3SHaojian Zhuang {PM8607_IRQ_BAT, PM8607_IRQ_BAT, "battery", IORESOURCE_IRQ,},
148c9f560b3SHaojian Zhuang };
149c9f560b3SHaojian Zhuang
150a9e9ce4cSBill Pemberton static struct resource charger_resources[] = {
151c9f560b3SHaojian Zhuang {PM8607_IRQ_CHG, PM8607_IRQ_CHG, "charger detect", IORESOURCE_IRQ,},
1522e57848fSLee Jones {PM8607_IRQ_CHG_DONE, PM8607_IRQ_CHG_DONE, "charging done",
1532e57848fSLee Jones IORESOURCE_IRQ,},
1542e57848fSLee Jones {PM8607_IRQ_CHG_FAIL, PM8607_IRQ_CHG_FAIL, "charging timeout",
1552e57848fSLee Jones IORESOURCE_IRQ,},
1562e57848fSLee Jones {PM8607_IRQ_CHG_FAULT, PM8607_IRQ_CHG_FAULT, "charging fault",
1572e57848fSLee Jones IORESOURCE_IRQ,},
1582e57848fSLee Jones {PM8607_IRQ_GPADC1, PM8607_IRQ_GPADC1, "battery temperature",
1592e57848fSLee Jones IORESOURCE_IRQ,},
160c9f560b3SHaojian Zhuang {PM8607_IRQ_VBAT, PM8607_IRQ_VBAT, "battery voltage", IORESOURCE_IRQ,},
161c9f560b3SHaojian Zhuang {PM8607_IRQ_VCHG, PM8607_IRQ_VCHG, "vchg voltage", IORESOURCE_IRQ,},
162c9f560b3SHaojian Zhuang };
163c9f560b3SHaojian Zhuang
164a9e9ce4cSBill Pemberton static struct resource rtc_resources[] = {
16502367029SMark Brown {PM8607_IRQ_RTC, PM8607_IRQ_RTC, "rtc", IORESOURCE_IRQ,},
166008b3040SHaojian Zhuang };
167008b3040SHaojian Zhuang
168a9e9ce4cSBill Pemberton static struct mfd_cell bk_devs[] = {
169a6ccdcd9SHaojian Zhuang {
170a6ccdcd9SHaojian Zhuang .name = "88pm860x-backlight",
171a6ccdcd9SHaojian Zhuang .id = 0,
172a6ccdcd9SHaojian Zhuang .num_resources = ARRAY_SIZE(bk0_resources),
173a6ccdcd9SHaojian Zhuang .resources = bk0_resources,
174a6ccdcd9SHaojian Zhuang }, {
175a6ccdcd9SHaojian Zhuang .name = "88pm860x-backlight",
176a6ccdcd9SHaojian Zhuang .id = 1,
177a6ccdcd9SHaojian Zhuang .num_resources = ARRAY_SIZE(bk1_resources),
178a6ccdcd9SHaojian Zhuang .resources = bk1_resources,
179a6ccdcd9SHaojian Zhuang }, {
180a6ccdcd9SHaojian Zhuang .name = "88pm860x-backlight",
181a6ccdcd9SHaojian Zhuang .id = 2,
182a6ccdcd9SHaojian Zhuang .num_resources = ARRAY_SIZE(bk2_resources),
183a6ccdcd9SHaojian Zhuang .resources = bk2_resources,
184a6ccdcd9SHaojian Zhuang },
185adb70483SHaojian Zhuang };
186adb70483SHaojian Zhuang
187a9e9ce4cSBill Pemberton static struct mfd_cell led_devs[] = {
188894fc8f2SHaojian Zhuang {
189894fc8f2SHaojian Zhuang .name = "88pm860x-led",
190894fc8f2SHaojian Zhuang .id = 0,
191894fc8f2SHaojian Zhuang .num_resources = ARRAY_SIZE(led0_resources),
192894fc8f2SHaojian Zhuang .resources = led0_resources,
193894fc8f2SHaojian Zhuang }, {
194894fc8f2SHaojian Zhuang .name = "88pm860x-led",
195894fc8f2SHaojian Zhuang .id = 1,
196894fc8f2SHaojian Zhuang .num_resources = ARRAY_SIZE(led1_resources),
197894fc8f2SHaojian Zhuang .resources = led1_resources,
198894fc8f2SHaojian Zhuang }, {
199894fc8f2SHaojian Zhuang .name = "88pm860x-led",
200894fc8f2SHaojian Zhuang .id = 2,
201894fc8f2SHaojian Zhuang .num_resources = ARRAY_SIZE(led2_resources),
202894fc8f2SHaojian Zhuang .resources = led2_resources,
203894fc8f2SHaojian Zhuang }, {
204894fc8f2SHaojian Zhuang .name = "88pm860x-led",
205894fc8f2SHaojian Zhuang .id = 3,
206894fc8f2SHaojian Zhuang .num_resources = ARRAY_SIZE(led3_resources),
207894fc8f2SHaojian Zhuang .resources = led3_resources,
208894fc8f2SHaojian Zhuang }, {
209894fc8f2SHaojian Zhuang .name = "88pm860x-led",
210894fc8f2SHaojian Zhuang .id = 4,
211894fc8f2SHaojian Zhuang .num_resources = ARRAY_SIZE(led4_resources),
212894fc8f2SHaojian Zhuang .resources = led4_resources,
213894fc8f2SHaojian Zhuang }, {
214894fc8f2SHaojian Zhuang .name = "88pm860x-led",
215894fc8f2SHaojian Zhuang .id = 5,
216894fc8f2SHaojian Zhuang .num_resources = ARRAY_SIZE(led5_resources),
217894fc8f2SHaojian Zhuang .resources = led5_resources,
218894fc8f2SHaojian Zhuang },
2193154c344SHaojian Zhuang };
2203154c344SHaojian Zhuang
221a9e9ce4cSBill Pemberton static struct mfd_cell reg_devs[] = {
222a70abacbSHaojian Zhuang {
223a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
224a70abacbSHaojian Zhuang .id = 0,
225a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(buck1_resources),
226a70abacbSHaojian Zhuang .resources = buck1_resources,
227a70abacbSHaojian Zhuang }, {
228a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
229a70abacbSHaojian Zhuang .id = 1,
230a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(buck2_resources),
231a70abacbSHaojian Zhuang .resources = buck2_resources,
232a70abacbSHaojian Zhuang }, {
233a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
234a70abacbSHaojian Zhuang .id = 2,
235a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(buck3_resources),
236a70abacbSHaojian Zhuang .resources = buck3_resources,
237a70abacbSHaojian Zhuang }, {
238a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
239a70abacbSHaojian Zhuang .id = 3,
240a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(ldo1_resources),
241a70abacbSHaojian Zhuang .resources = ldo1_resources,
242a70abacbSHaojian Zhuang }, {
243a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
244a70abacbSHaojian Zhuang .id = 4,
245a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(ldo2_resources),
246a70abacbSHaojian Zhuang .resources = ldo2_resources,
247a70abacbSHaojian Zhuang }, {
248a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
249a70abacbSHaojian Zhuang .id = 5,
250a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(ldo3_resources),
251a70abacbSHaojian Zhuang .resources = ldo3_resources,
252a70abacbSHaojian Zhuang }, {
253a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
254a70abacbSHaojian Zhuang .id = 6,
255a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(ldo4_resources),
256a70abacbSHaojian Zhuang .resources = ldo4_resources,
257a70abacbSHaojian Zhuang }, {
258a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
259a70abacbSHaojian Zhuang .id = 7,
260a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(ldo5_resources),
261a70abacbSHaojian Zhuang .resources = ldo5_resources,
262a70abacbSHaojian Zhuang }, {
263a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
264a70abacbSHaojian Zhuang .id = 8,
265a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(ldo6_resources),
266a70abacbSHaojian Zhuang .resources = ldo6_resources,
267a70abacbSHaojian Zhuang }, {
268a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
269a70abacbSHaojian Zhuang .id = 9,
270a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(ldo7_resources),
271a70abacbSHaojian Zhuang .resources = ldo7_resources,
272a70abacbSHaojian Zhuang }, {
273a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
274a70abacbSHaojian Zhuang .id = 10,
275a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(ldo8_resources),
276a70abacbSHaojian Zhuang .resources = ldo8_resources,
277a70abacbSHaojian Zhuang }, {
278a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
279a70abacbSHaojian Zhuang .id = 11,
280a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(ldo9_resources),
281a70abacbSHaojian Zhuang .resources = ldo9_resources,
282a70abacbSHaojian Zhuang }, {
283a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
284a70abacbSHaojian Zhuang .id = 12,
285a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(ldo10_resources),
286a70abacbSHaojian Zhuang .resources = ldo10_resources,
287a70abacbSHaojian Zhuang }, {
288a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
289a70abacbSHaojian Zhuang .id = 13,
290a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(ldo12_resources),
291a70abacbSHaojian Zhuang .resources = ldo12_resources,
292a70abacbSHaojian Zhuang }, {
293a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
294a70abacbSHaojian Zhuang .id = 14,
295a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(ldo_vibrator_resources),
296a70abacbSHaojian Zhuang .resources = ldo_vibrator_resources,
297a70abacbSHaojian Zhuang }, {
298a70abacbSHaojian Zhuang .name = "88pm860x-regulator",
299a70abacbSHaojian Zhuang .id = 15,
300a70abacbSHaojian Zhuang .num_resources = ARRAY_SIZE(ldo14_resources),
301a70abacbSHaojian Zhuang .resources = ldo14_resources,
302a70abacbSHaojian Zhuang },
30322aad001SHaojian Zhuang };
30422aad001SHaojian Zhuang
305a5156f1aSHaojian Zhuang static struct mfd_cell touch_devs[] = {
306c9f560b3SHaojian Zhuang {"88pm860x-touch", -1,},
307a16122bcSHaojian Zhuang };
308a16122bcSHaojian Zhuang
309a5156f1aSHaojian Zhuang static struct mfd_cell onkey_devs[] = {
310c9f560b3SHaojian Zhuang {"88pm860x-onkey", -1,},
311a16122bcSHaojian Zhuang };
312bbd51b1fSHaojian Zhuang
313a5156f1aSHaojian Zhuang static struct mfd_cell codec_devs[] = {
314c9f560b3SHaojian Zhuang {"88pm860x-codec", -1,},
3152afa62eaSHaojian Zhuang };
3162afa62eaSHaojian Zhuang
3172573f6d3SJett.Zhou static struct regulator_consumer_supply preg_supply[] = {
3182573f6d3SJett.Zhou REGULATOR_SUPPLY("preg", "charger-manager"),
3192573f6d3SJett.Zhou };
3202573f6d3SJett.Zhou
3212573f6d3SJett.Zhou static struct regulator_init_data preg_init_data = {
3222573f6d3SJett.Zhou .num_consumer_supplies = ARRAY_SIZE(preg_supply),
3232573f6d3SJett.Zhou .consumer_supplies = &preg_supply[0],
3242573f6d3SJett.Zhou };
3252573f6d3SJett.Zhou
326f1ade352SAnton Vorontsov static struct charger_regulator chg_desc_regulator_data[] = {
327f1ade352SAnton Vorontsov { .regulator_name = "preg", },
328a830d28bSJett.Zhou };
329a830d28bSJett.Zhou
3302afa62eaSHaojian Zhuang static struct mfd_cell power_devs[] = {
331c9f560b3SHaojian Zhuang {"88pm860x-battery", -1,},
332c9f560b3SHaojian Zhuang {"88pm860x-charger", -1,},
3332573f6d3SJett.Zhou {"88pm860x-preg", -1,},
334a830d28bSJett.Zhou {"charger-manager", -1,},
3352afa62eaSHaojian Zhuang };
3362afa62eaSHaojian Zhuang
337008b3040SHaojian Zhuang static struct mfd_cell rtc_devs[] = {
338008b3040SHaojian Zhuang {"88pm860x-rtc", -1,},
339008b3040SHaojian Zhuang };
340008b3040SHaojian Zhuang
3412c36af7bSHaojian Zhuang
3422afa62eaSHaojian Zhuang struct pm860x_irq_data {
3432afa62eaSHaojian Zhuang int reg;
3442afa62eaSHaojian Zhuang int mask_reg;
3452afa62eaSHaojian Zhuang int enable; /* enable or not */
3462afa62eaSHaojian Zhuang int offs; /* bit offset in mask register */
3472afa62eaSHaojian Zhuang };
3485c42e8c4SHaojian Zhuang
3492afa62eaSHaojian Zhuang static struct pm860x_irq_data pm860x_irqs[] = {
3502afa62eaSHaojian Zhuang [PM8607_IRQ_ONKEY] = {
3512afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS1,
3522afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_1,
3532afa62eaSHaojian Zhuang .offs = 1 << 0,
3542afa62eaSHaojian Zhuang },
3552afa62eaSHaojian Zhuang [PM8607_IRQ_EXTON] = {
3562afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS1,
3572afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_1,
3582afa62eaSHaojian Zhuang .offs = 1 << 1,
3592afa62eaSHaojian Zhuang },
3602afa62eaSHaojian Zhuang [PM8607_IRQ_CHG] = {
3612afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS1,
3622afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_1,
3632afa62eaSHaojian Zhuang .offs = 1 << 2,
3642afa62eaSHaojian Zhuang },
3652afa62eaSHaojian Zhuang [PM8607_IRQ_BAT] = {
3662afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS1,
3672afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_1,
3682afa62eaSHaojian Zhuang .offs = 1 << 3,
3692afa62eaSHaojian Zhuang },
3702afa62eaSHaojian Zhuang [PM8607_IRQ_RTC] = {
3712afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS1,
3722afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_1,
3732afa62eaSHaojian Zhuang .offs = 1 << 4,
3742afa62eaSHaojian Zhuang },
3752afa62eaSHaojian Zhuang [PM8607_IRQ_CC] = {
3762afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS1,
3772afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_1,
3782afa62eaSHaojian Zhuang .offs = 1 << 5,
3792afa62eaSHaojian Zhuang },
3802afa62eaSHaojian Zhuang [PM8607_IRQ_VBAT] = {
3812afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2,
3822afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2,
3832afa62eaSHaojian Zhuang .offs = 1 << 0,
3842afa62eaSHaojian Zhuang },
3852afa62eaSHaojian Zhuang [PM8607_IRQ_VCHG] = {
3862afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2,
3872afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2,
3882afa62eaSHaojian Zhuang .offs = 1 << 1,
3892afa62eaSHaojian Zhuang },
3902afa62eaSHaojian Zhuang [PM8607_IRQ_VSYS] = {
3912afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2,
3922afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2,
3932afa62eaSHaojian Zhuang .offs = 1 << 2,
3942afa62eaSHaojian Zhuang },
3952afa62eaSHaojian Zhuang [PM8607_IRQ_TINT] = {
3962afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2,
3972afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2,
3982afa62eaSHaojian Zhuang .offs = 1 << 3,
3992afa62eaSHaojian Zhuang },
4002afa62eaSHaojian Zhuang [PM8607_IRQ_GPADC0] = {
4012afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2,
4022afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2,
4032afa62eaSHaojian Zhuang .offs = 1 << 4,
4042afa62eaSHaojian Zhuang },
4052afa62eaSHaojian Zhuang [PM8607_IRQ_GPADC1] = {
4062afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2,
4072afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2,
4082afa62eaSHaojian Zhuang .offs = 1 << 5,
4092afa62eaSHaojian Zhuang },
4102afa62eaSHaojian Zhuang [PM8607_IRQ_GPADC2] = {
4112afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2,
4122afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2,
4132afa62eaSHaojian Zhuang .offs = 1 << 6,
4142afa62eaSHaojian Zhuang },
4152afa62eaSHaojian Zhuang [PM8607_IRQ_GPADC3] = {
4162afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS2,
4172afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_2,
4182afa62eaSHaojian Zhuang .offs = 1 << 7,
4192afa62eaSHaojian Zhuang },
4202afa62eaSHaojian Zhuang [PM8607_IRQ_AUDIO_SHORT] = {
4212afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3,
4222afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3,
4232afa62eaSHaojian Zhuang .offs = 1 << 0,
4242afa62eaSHaojian Zhuang },
4252afa62eaSHaojian Zhuang [PM8607_IRQ_PEN] = {
4262afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3,
4272afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3,
4282afa62eaSHaojian Zhuang .offs = 1 << 1,
4292afa62eaSHaojian Zhuang },
4302afa62eaSHaojian Zhuang [PM8607_IRQ_HEADSET] = {
4312afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3,
4322afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3,
4332afa62eaSHaojian Zhuang .offs = 1 << 2,
4342afa62eaSHaojian Zhuang },
4352afa62eaSHaojian Zhuang [PM8607_IRQ_HOOK] = {
4362afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3,
4372afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3,
4382afa62eaSHaojian Zhuang .offs = 1 << 3,
4392afa62eaSHaojian Zhuang },
4402afa62eaSHaojian Zhuang [PM8607_IRQ_MICIN] = {
4412afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3,
4422afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3,
4432afa62eaSHaojian Zhuang .offs = 1 << 4,
4442afa62eaSHaojian Zhuang },
4452afa62eaSHaojian Zhuang [PM8607_IRQ_CHG_FAIL] = {
4462afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3,
4472afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3,
4482afa62eaSHaojian Zhuang .offs = 1 << 5,
4492afa62eaSHaojian Zhuang },
4502afa62eaSHaojian Zhuang [PM8607_IRQ_CHG_DONE] = {
4512afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3,
4522afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3,
4532afa62eaSHaojian Zhuang .offs = 1 << 6,
4542afa62eaSHaojian Zhuang },
4552afa62eaSHaojian Zhuang [PM8607_IRQ_CHG_FAULT] = {
4562afa62eaSHaojian Zhuang .reg = PM8607_INT_STATUS3,
4572afa62eaSHaojian Zhuang .mask_reg = PM8607_INT_MASK_3,
4582afa62eaSHaojian Zhuang .offs = 1 << 7,
4592afa62eaSHaojian Zhuang },
4602afa62eaSHaojian Zhuang };
4612afa62eaSHaojian Zhuang
pm860x_irq(int irq,void * data)4622afa62eaSHaojian Zhuang static irqreturn_t pm860x_irq(int irq, void *data)
4635c42e8c4SHaojian Zhuang {
4645c42e8c4SHaojian Zhuang struct pm860x_chip *chip = data;
4652afa62eaSHaojian Zhuang struct pm860x_irq_data *irq_data;
4662afa62eaSHaojian Zhuang struct i2c_client *i2c;
4672afa62eaSHaojian Zhuang int read_reg = -1, value = 0;
4682afa62eaSHaojian Zhuang int i;
4695c42e8c4SHaojian Zhuang
4702afa62eaSHaojian Zhuang i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion;
4712afa62eaSHaojian Zhuang for (i = 0; i < ARRAY_SIZE(pm860x_irqs); i++) {
4722afa62eaSHaojian Zhuang irq_data = &pm860x_irqs[i];
4732afa62eaSHaojian Zhuang if (read_reg != irq_data->reg) {
4742afa62eaSHaojian Zhuang read_reg = irq_data->reg;
4752afa62eaSHaojian Zhuang value = pm860x_reg_read(i2c, irq_data->reg);
4765c42e8c4SHaojian Zhuang }
4772afa62eaSHaojian Zhuang if (value & irq_data->enable)
4782afa62eaSHaojian Zhuang handle_nested_irq(chip->irq_base + i);
4795c42e8c4SHaojian Zhuang }
4805c42e8c4SHaojian Zhuang return IRQ_HANDLED;
4815c42e8c4SHaojian Zhuang }
4825c42e8c4SHaojian Zhuang
pm860x_irq_lock(struct irq_data * data)48349f89d9aSMark Brown static void pm860x_irq_lock(struct irq_data *data)
4845c42e8c4SHaojian Zhuang {
48549f89d9aSMark Brown struct pm860x_chip *chip = irq_data_get_irq_chip_data(data);
4865c42e8c4SHaojian Zhuang
4875c42e8c4SHaojian Zhuang mutex_lock(&chip->irq_lock);
4885c42e8c4SHaojian Zhuang }
4895c42e8c4SHaojian Zhuang
pm860x_irq_sync_unlock(struct irq_data * data)49049f89d9aSMark Brown static void pm860x_irq_sync_unlock(struct irq_data *data)
4915c42e8c4SHaojian Zhuang {
49249f89d9aSMark Brown struct pm860x_chip *chip = irq_data_get_irq_chip_data(data);
4932afa62eaSHaojian Zhuang struct pm860x_irq_data *irq_data;
4942afa62eaSHaojian Zhuang struct i2c_client *i2c;
4952afa62eaSHaojian Zhuang static unsigned char cached[3] = {0x0, 0x0, 0x0};
4962afa62eaSHaojian Zhuang unsigned char mask[3];
4972afa62eaSHaojian Zhuang int i;
4985c42e8c4SHaojian Zhuang
4992afa62eaSHaojian Zhuang i2c = (chip->id == CHIP_PM8607) ? chip->client : chip->companion;
5002afa62eaSHaojian Zhuang /* Load cached value. In initial, all IRQs are masked */
5012afa62eaSHaojian Zhuang for (i = 0; i < 3; i++)
5022afa62eaSHaojian Zhuang mask[i] = cached[i];
5032afa62eaSHaojian Zhuang for (i = 0; i < ARRAY_SIZE(pm860x_irqs); i++) {
5042afa62eaSHaojian Zhuang irq_data = &pm860x_irqs[i];
5052afa62eaSHaojian Zhuang switch (irq_data->mask_reg) {
5062afa62eaSHaojian Zhuang case PM8607_INT_MASK_1:
5072afa62eaSHaojian Zhuang mask[0] &= ~irq_data->offs;
5082afa62eaSHaojian Zhuang mask[0] |= irq_data->enable;
5092afa62eaSHaojian Zhuang break;
5102afa62eaSHaojian Zhuang case PM8607_INT_MASK_2:
5112afa62eaSHaojian Zhuang mask[1] &= ~irq_data->offs;
5122afa62eaSHaojian Zhuang mask[1] |= irq_data->enable;
5132afa62eaSHaojian Zhuang break;
5142afa62eaSHaojian Zhuang case PM8607_INT_MASK_3:
5152afa62eaSHaojian Zhuang mask[2] &= ~irq_data->offs;
5162afa62eaSHaojian Zhuang mask[2] |= irq_data->enable;
5172afa62eaSHaojian Zhuang break;
5182afa62eaSHaojian Zhuang default:
5192afa62eaSHaojian Zhuang dev_err(chip->dev, "wrong IRQ\n");
5202afa62eaSHaojian Zhuang break;
5215c42e8c4SHaojian Zhuang }
5222afa62eaSHaojian Zhuang }
5232afa62eaSHaojian Zhuang /* update mask into registers */
5242afa62eaSHaojian Zhuang for (i = 0; i < 3; i++) {
5252afa62eaSHaojian Zhuang if (mask[i] != cached[i]) {
5262afa62eaSHaojian Zhuang cached[i] = mask[i];
5272afa62eaSHaojian Zhuang pm860x_reg_write(i2c, PM8607_INT_MASK_1 + i, mask[i]);
5282afa62eaSHaojian Zhuang }
5292afa62eaSHaojian Zhuang }
5302afa62eaSHaojian Zhuang
5312afa62eaSHaojian Zhuang mutex_unlock(&chip->irq_lock);
5322afa62eaSHaojian Zhuang }
5332afa62eaSHaojian Zhuang
pm860x_irq_enable(struct irq_data * data)53449f89d9aSMark Brown static void pm860x_irq_enable(struct irq_data *data)
5352afa62eaSHaojian Zhuang {
536837c8293SHaojian Zhuang pm860x_irqs[data->hwirq].enable = pm860x_irqs[data->hwirq].offs;
5372afa62eaSHaojian Zhuang }
5382afa62eaSHaojian Zhuang
pm860x_irq_disable(struct irq_data * data)53949f89d9aSMark Brown static void pm860x_irq_disable(struct irq_data *data)
5402afa62eaSHaojian Zhuang {
541837c8293SHaojian Zhuang pm860x_irqs[data->hwirq].enable = 0;
5422afa62eaSHaojian Zhuang }
5432afa62eaSHaojian Zhuang
5442afa62eaSHaojian Zhuang static struct irq_chip pm860x_irq_chip = {
5452afa62eaSHaojian Zhuang .name = "88pm860x",
54649f89d9aSMark Brown .irq_bus_lock = pm860x_irq_lock,
54749f89d9aSMark Brown .irq_bus_sync_unlock = pm860x_irq_sync_unlock,
54849f89d9aSMark Brown .irq_enable = pm860x_irq_enable,
54949f89d9aSMark Brown .irq_disable = pm860x_irq_disable,
5502afa62eaSHaojian Zhuang };
5515c42e8c4SHaojian Zhuang
pm860x_irq_domain_map(struct irq_domain * d,unsigned int virq,irq_hw_number_t hw)552837c8293SHaojian Zhuang static int pm860x_irq_domain_map(struct irq_domain *d, unsigned int virq,
553837c8293SHaojian Zhuang irq_hw_number_t hw)
554837c8293SHaojian Zhuang {
555837c8293SHaojian Zhuang irq_set_chip_data(virq, d->host_data);
556837c8293SHaojian Zhuang irq_set_chip_and_handler(virq, &pm860x_irq_chip, handle_edge_irq);
557837c8293SHaojian Zhuang irq_set_nested_thread(virq, 1);
558837c8293SHaojian Zhuang irq_set_noprobe(virq);
559837c8293SHaojian Zhuang return 0;
560837c8293SHaojian Zhuang }
561837c8293SHaojian Zhuang
5627ce7b26fSKrzysztof Kozlowski static const struct irq_domain_ops pm860x_irq_domain_ops = {
563837c8293SHaojian Zhuang .map = pm860x_irq_domain_map,
564837c8293SHaojian Zhuang .xlate = irq_domain_xlate_onetwocell,
565837c8293SHaojian Zhuang };
566837c8293SHaojian Zhuang
device_irq_init(struct pm860x_chip * chip,struct pm860x_platform_data * pdata)567f791be49SBill Pemberton static int device_irq_init(struct pm860x_chip *chip,
5685c42e8c4SHaojian Zhuang struct pm860x_platform_data *pdata)
5695c42e8c4SHaojian Zhuang {
5702e57848fSLee Jones struct i2c_client *i2c = (chip->id == CHIP_PM8607) ?
5712e57848fSLee Jones chip->client : chip->companion;
5725c42e8c4SHaojian Zhuang unsigned char status_buf[INT_STATUS_NUM];
5732afa62eaSHaojian Zhuang unsigned long flags = IRQF_TRIGGER_FALLING | IRQF_ONESHOT;
574837c8293SHaojian Zhuang int data, mask, ret = -EINVAL;
575837c8293SHaojian Zhuang int nr_irqs, irq_base = -1;
576837c8293SHaojian Zhuang struct device_node *node = i2c->dev.of_node;
5775c42e8c4SHaojian Zhuang
5785c42e8c4SHaojian Zhuang mask = PM8607_B0_MISC1_INV_INT | PM8607_B0_MISC1_INT_CLEAR
5795c42e8c4SHaojian Zhuang | PM8607_B0_MISC1_INT_MASK;
5805c42e8c4SHaojian Zhuang data = 0;
5815c42e8c4SHaojian Zhuang chip->irq_mode = 0;
5825c42e8c4SHaojian Zhuang if (pdata && pdata->irq_mode) {
5835c42e8c4SHaojian Zhuang /*
5845c42e8c4SHaojian Zhuang * irq_mode defines the way of clearing interrupt. If it's 1,
5855c42e8c4SHaojian Zhuang * clear IRQ by write. Otherwise, clear it by read.
5865c42e8c4SHaojian Zhuang * This control bit is valid from 88PM8607 B0 steping.
5875c42e8c4SHaojian Zhuang */
5885c42e8c4SHaojian Zhuang data |= PM8607_B0_MISC1_INT_CLEAR;
5895c42e8c4SHaojian Zhuang chip->irq_mode = 1;
5905c42e8c4SHaojian Zhuang }
5915c42e8c4SHaojian Zhuang ret = pm860x_set_bits(i2c, PM8607_B0_MISC1, mask, data);
5925c42e8c4SHaojian Zhuang if (ret < 0)
5935c42e8c4SHaojian Zhuang goto out;
5945c42e8c4SHaojian Zhuang
5955c42e8c4SHaojian Zhuang /* mask all IRQs */
5965c42e8c4SHaojian Zhuang memset(status_buf, 0, INT_STATUS_NUM);
5975c42e8c4SHaojian Zhuang ret = pm860x_bulk_write(i2c, PM8607_INT_MASK_1,
5985c42e8c4SHaojian Zhuang INT_STATUS_NUM, status_buf);
5995c42e8c4SHaojian Zhuang if (ret < 0)
6005c42e8c4SHaojian Zhuang goto out;
6015c42e8c4SHaojian Zhuang
6025c42e8c4SHaojian Zhuang if (chip->irq_mode) {
6035c42e8c4SHaojian Zhuang /* clear interrupt status by write */
6045c42e8c4SHaojian Zhuang memset(status_buf, 0xFF, INT_STATUS_NUM);
6055c42e8c4SHaojian Zhuang ret = pm860x_bulk_write(i2c, PM8607_INT_STATUS1,
6065c42e8c4SHaojian Zhuang INT_STATUS_NUM, status_buf);
6075c42e8c4SHaojian Zhuang } else {
6085c42e8c4SHaojian Zhuang /* clear interrupt status by read */
6095c42e8c4SHaojian Zhuang ret = pm860x_bulk_read(i2c, PM8607_INT_STATUS1,
6105c42e8c4SHaojian Zhuang INT_STATUS_NUM, status_buf);
6115c42e8c4SHaojian Zhuang }
6125c42e8c4SHaojian Zhuang if (ret < 0)
6135c42e8c4SHaojian Zhuang goto out;
6145c42e8c4SHaojian Zhuang
6152afa62eaSHaojian Zhuang mutex_init(&chip->irq_lock);
616837c8293SHaojian Zhuang
617837c8293SHaojian Zhuang if (pdata && pdata->irq_base)
618837c8293SHaojian Zhuang irq_base = pdata->irq_base;
619837c8293SHaojian Zhuang nr_irqs = ARRAY_SIZE(pm860x_irqs);
620837c8293SHaojian Zhuang chip->irq_base = irq_alloc_descs(irq_base, 0, nr_irqs, 0);
621837c8293SHaojian Zhuang if (chip->irq_base < 0) {
622837c8293SHaojian Zhuang dev_err(&i2c->dev, "Failed to allocate interrupts, ret:%d\n",
623837c8293SHaojian Zhuang chip->irq_base);
624837c8293SHaojian Zhuang ret = -EBUSY;
625837c8293SHaojian Zhuang goto out;
626837c8293SHaojian Zhuang }
627837c8293SHaojian Zhuang irq_domain_add_legacy(node, nr_irqs, chip->irq_base, 0,
628837c8293SHaojian Zhuang &pm860x_irq_domain_ops, chip);
6292afa62eaSHaojian Zhuang chip->core_irq = i2c->irq;
6302afa62eaSHaojian Zhuang if (!chip->core_irq)
6315c42e8c4SHaojian Zhuang goto out;
6322afa62eaSHaojian Zhuang
6332e57848fSLee Jones ret = request_threaded_irq(chip->core_irq, NULL, pm860x_irq,
6342e57848fSLee Jones flags | IRQF_ONESHOT, "88pm860x", chip);
6352afa62eaSHaojian Zhuang if (ret) {
6362afa62eaSHaojian Zhuang dev_err(chip->dev, "Failed to request IRQ: %d\n", ret);
6372afa62eaSHaojian Zhuang chip->core_irq = 0;
6382afa62eaSHaojian Zhuang }
6392afa62eaSHaojian Zhuang
6405c42e8c4SHaojian Zhuang return 0;
6415c42e8c4SHaojian Zhuang out:
6422afa62eaSHaojian Zhuang chip->core_irq = 0;
6435c42e8c4SHaojian Zhuang return ret;
6445c42e8c4SHaojian Zhuang }
6455c42e8c4SHaojian Zhuang
device_irq_exit(struct pm860x_chip * chip)646872c1b14SHenrik Kretzschmar static void device_irq_exit(struct pm860x_chip *chip)
6475c42e8c4SHaojian Zhuang {
6482afa62eaSHaojian Zhuang if (chip->core_irq)
6492afa62eaSHaojian Zhuang free_irq(chip->core_irq, chip);
6505c42e8c4SHaojian Zhuang }
6515c42e8c4SHaojian Zhuang
pm8606_osc_enable(struct pm860x_chip * chip,unsigned short client)65223de435aSJett.Zhou int pm8606_osc_enable(struct pm860x_chip *chip, unsigned short client)
65323de435aSJett.Zhou {
65423de435aSJett.Zhou int ret = -EIO;
65523de435aSJett.Zhou struct i2c_client *i2c = (chip->id == CHIP_PM8606) ?
65623de435aSJett.Zhou chip->client : chip->companion;
65723de435aSJett.Zhou
65823de435aSJett.Zhou dev_dbg(chip->dev, "%s(B): client=0x%x\n", __func__, client);
65923de435aSJett.Zhou dev_dbg(chip->dev, "%s(B): vote=0x%x status=%d\n",
66023de435aSJett.Zhou __func__, chip->osc_vote,
66123de435aSJett.Zhou chip->osc_status);
66223de435aSJett.Zhou
66323de435aSJett.Zhou mutex_lock(&chip->osc_lock);
66423de435aSJett.Zhou /* Update voting status */
66523de435aSJett.Zhou chip->osc_vote |= client;
66623de435aSJett.Zhou /* If reference group is off - turn on*/
66723de435aSJett.Zhou if (chip->osc_status != PM8606_REF_GP_OSC_ON) {
66823de435aSJett.Zhou chip->osc_status = PM8606_REF_GP_OSC_UNKNOWN;
66923de435aSJett.Zhou /* Enable Reference group Vsys */
67023de435aSJett.Zhou if (pm860x_set_bits(i2c, PM8606_VSYS,
67123de435aSJett.Zhou PM8606_VSYS_EN, PM8606_VSYS_EN))
67223de435aSJett.Zhou goto out;
67323de435aSJett.Zhou
67423de435aSJett.Zhou /*Enable Internal Oscillator */
67523de435aSJett.Zhou if (pm860x_set_bits(i2c, PM8606_MISC,
67623de435aSJett.Zhou PM8606_MISC_OSC_EN, PM8606_MISC_OSC_EN))
67723de435aSJett.Zhou goto out;
67823de435aSJett.Zhou /* Update status (only if writes succeed) */
67923de435aSJett.Zhou chip->osc_status = PM8606_REF_GP_OSC_ON;
68023de435aSJett.Zhou }
68123de435aSJett.Zhou mutex_unlock(&chip->osc_lock);
68223de435aSJett.Zhou
68323de435aSJett.Zhou dev_dbg(chip->dev, "%s(A): vote=0x%x status=%d ret=%d\n",
68423de435aSJett.Zhou __func__, chip->osc_vote,
68523de435aSJett.Zhou chip->osc_status, ret);
68623de435aSJett.Zhou return 0;
68723de435aSJett.Zhou out:
68823de435aSJett.Zhou mutex_unlock(&chip->osc_lock);
68923de435aSJett.Zhou return ret;
69023de435aSJett.Zhou }
6912f5f89beSSamuel Ortiz EXPORT_SYMBOL(pm8606_osc_enable);
69223de435aSJett.Zhou
pm8606_osc_disable(struct pm860x_chip * chip,unsigned short client)69323de435aSJett.Zhou int pm8606_osc_disable(struct pm860x_chip *chip, unsigned short client)
69423de435aSJett.Zhou {
69523de435aSJett.Zhou int ret = -EIO;
69623de435aSJett.Zhou struct i2c_client *i2c = (chip->id == CHIP_PM8606) ?
69723de435aSJett.Zhou chip->client : chip->companion;
69823de435aSJett.Zhou
69923de435aSJett.Zhou dev_dbg(chip->dev, "%s(B): client=0x%x\n", __func__, client);
70023de435aSJett.Zhou dev_dbg(chip->dev, "%s(B): vote=0x%x status=%d\n",
70123de435aSJett.Zhou __func__, chip->osc_vote,
70223de435aSJett.Zhou chip->osc_status);
70323de435aSJett.Zhou
70423de435aSJett.Zhou mutex_lock(&chip->osc_lock);
70523de435aSJett.Zhou /* Update voting status */
70623de435aSJett.Zhou chip->osc_vote &= ~(client);
707f90dff44SLee Jones /*
708f90dff44SLee Jones * If reference group is off and this is the last client to release
709f90dff44SLee Jones * - turn off
710f90dff44SLee Jones */
71123de435aSJett.Zhou if ((chip->osc_status != PM8606_REF_GP_OSC_OFF) &&
71223de435aSJett.Zhou (chip->osc_vote == REF_GP_NO_CLIENTS)) {
71323de435aSJett.Zhou chip->osc_status = PM8606_REF_GP_OSC_UNKNOWN;
71423de435aSJett.Zhou /* Disable Reference group Vsys */
71523de435aSJett.Zhou if (pm860x_set_bits(i2c, PM8606_VSYS, PM8606_VSYS_EN, 0))
71623de435aSJett.Zhou goto out;
71723de435aSJett.Zhou /* Disable Internal Oscillator */
71823de435aSJett.Zhou if (pm860x_set_bits(i2c, PM8606_MISC, PM8606_MISC_OSC_EN, 0))
71923de435aSJett.Zhou goto out;
72023de435aSJett.Zhou chip->osc_status = PM8606_REF_GP_OSC_OFF;
72123de435aSJett.Zhou }
72223de435aSJett.Zhou mutex_unlock(&chip->osc_lock);
72323de435aSJett.Zhou
72423de435aSJett.Zhou dev_dbg(chip->dev, "%s(A): vote=0x%x status=%d ret=%d\n",
72523de435aSJett.Zhou __func__, chip->osc_vote,
72623de435aSJett.Zhou chip->osc_status, ret);
72723de435aSJett.Zhou return 0;
72823de435aSJett.Zhou out:
72923de435aSJett.Zhou mutex_unlock(&chip->osc_lock);
73023de435aSJett.Zhou return ret;
73123de435aSJett.Zhou }
7322f5f89beSSamuel Ortiz EXPORT_SYMBOL(pm8606_osc_disable);
73323de435aSJett.Zhou
device_osc_init(struct i2c_client * i2c)734f791be49SBill Pemberton static void device_osc_init(struct i2c_client *i2c)
73523de435aSJett.Zhou {
73623de435aSJett.Zhou struct pm860x_chip *chip = i2c_get_clientdata(i2c);
73723de435aSJett.Zhou
73823de435aSJett.Zhou mutex_init(&chip->osc_lock);
73923de435aSJett.Zhou /* init portofino reference group voting and status */
74023de435aSJett.Zhou /* Disable Reference group Vsys */
74123de435aSJett.Zhou pm860x_set_bits(i2c, PM8606_VSYS, PM8606_VSYS_EN, 0);
74223de435aSJett.Zhou /* Disable Internal Oscillator */
74323de435aSJett.Zhou pm860x_set_bits(i2c, PM8606_MISC, PM8606_MISC_OSC_EN, 0);
74423de435aSJett.Zhou
74523de435aSJett.Zhou chip->osc_vote = REF_GP_NO_CLIENTS;
74623de435aSJett.Zhou chip->osc_status = PM8606_REF_GP_OSC_OFF;
74723de435aSJett.Zhou }
74823de435aSJett.Zhou
device_bk_init(struct pm860x_chip * chip,struct pm860x_platform_data * pdata)749f791be49SBill Pemberton static void device_bk_init(struct pm860x_chip *chip,
750adb70483SHaojian Zhuang struct pm860x_platform_data *pdata)
751adb70483SHaojian Zhuang {
752a6ccdcd9SHaojian Zhuang int ret, i;
753adb70483SHaojian Zhuang
754a6ccdcd9SHaojian Zhuang if (pdata && pdata->backlight) {
755adb70483SHaojian Zhuang if (pdata->num_backlights > ARRAY_SIZE(bk_devs))
756adb70483SHaojian Zhuang pdata->num_backlights = ARRAY_SIZE(bk_devs);
757adb70483SHaojian Zhuang for (i = 0; i < pdata->num_backlights; i++) {
758f5fb758dSHaojian Zhuang bk_devs[i].platform_data = &pdata->backlight[i];
759a6ccdcd9SHaojian Zhuang bk_devs[i].pdata_size =
760a6ccdcd9SHaojian Zhuang sizeof(struct pm860x_backlight_pdata);
761adb70483SHaojian Zhuang }
762adb70483SHaojian Zhuang }
763a6ccdcd9SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, bk_devs,
76455692af5SMark Brown ARRAY_SIZE(bk_devs), NULL, 0, NULL);
765a6ccdcd9SHaojian Zhuang if (ret < 0)
766a6ccdcd9SHaojian Zhuang dev_err(chip->dev, "Failed to add backlight subdev\n");
767adb70483SHaojian Zhuang }
768adb70483SHaojian Zhuang
device_led_init(struct pm860x_chip * chip,struct pm860x_platform_data * pdata)769f791be49SBill Pemberton static void device_led_init(struct pm860x_chip *chip,
77053dbab7aSHaojian Zhuang struct pm860x_platform_data *pdata)
77153dbab7aSHaojian Zhuang {
772894fc8f2SHaojian Zhuang int ret, i;
773a16122bcSHaojian Zhuang
774894fc8f2SHaojian Zhuang if (pdata && pdata->led) {
7753154c344SHaojian Zhuang if (pdata->num_leds > ARRAY_SIZE(led_devs))
7763154c344SHaojian Zhuang pdata->num_leds = ARRAY_SIZE(led_devs);
7773154c344SHaojian Zhuang for (i = 0; i < pdata->num_leds; i++) {
778f5fb758dSHaojian Zhuang led_devs[i].platform_data = &pdata->led[i];
779894fc8f2SHaojian Zhuang led_devs[i].pdata_size =
780894fc8f2SHaojian Zhuang sizeof(struct pm860x_led_pdata);
781894fc8f2SHaojian Zhuang }
782894fc8f2SHaojian Zhuang }
783894fc8f2SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, led_devs,
78455692af5SMark Brown ARRAY_SIZE(led_devs), NULL, 0, NULL);
7853154c344SHaojian Zhuang if (ret < 0) {
786894fc8f2SHaojian Zhuang dev_err(chip->dev, "Failed to add led subdev\n");
7873154c344SHaojian Zhuang return;
7883154c344SHaojian Zhuang }
7893154c344SHaojian Zhuang }
79053dbab7aSHaojian Zhuang
device_regulator_init(struct pm860x_chip * chip,struct pm860x_platform_data * pdata)791f791be49SBill Pemberton static void device_regulator_init(struct pm860x_chip *chip,
79222aad001SHaojian Zhuang struct pm860x_platform_data *pdata)
79322aad001SHaojian Zhuang {
79422aad001SHaojian Zhuang int ret;
79522aad001SHaojian Zhuang
796a70abacbSHaojian Zhuang if (pdata == NULL)
79722aad001SHaojian Zhuang return;
798a70abacbSHaojian Zhuang if (pdata->buck1) {
799a70abacbSHaojian Zhuang reg_devs[0].platform_data = pdata->buck1;
800a70abacbSHaojian Zhuang reg_devs[0].pdata_size = sizeof(struct regulator_init_data);
80122aad001SHaojian Zhuang }
802a70abacbSHaojian Zhuang if (pdata->buck2) {
803a70abacbSHaojian Zhuang reg_devs[1].platform_data = pdata->buck2;
804a70abacbSHaojian Zhuang reg_devs[1].pdata_size = sizeof(struct regulator_init_data);
805a70abacbSHaojian Zhuang }
806a70abacbSHaojian Zhuang if (pdata->buck3) {
807a70abacbSHaojian Zhuang reg_devs[2].platform_data = pdata->buck3;
808a70abacbSHaojian Zhuang reg_devs[2].pdata_size = sizeof(struct regulator_init_data);
809a70abacbSHaojian Zhuang }
810a70abacbSHaojian Zhuang if (pdata->ldo1) {
811a70abacbSHaojian Zhuang reg_devs[3].platform_data = pdata->ldo1;
812a70abacbSHaojian Zhuang reg_devs[3].pdata_size = sizeof(struct regulator_init_data);
813a70abacbSHaojian Zhuang }
814a70abacbSHaojian Zhuang if (pdata->ldo2) {
815a70abacbSHaojian Zhuang reg_devs[4].platform_data = pdata->ldo2;
816a70abacbSHaojian Zhuang reg_devs[4].pdata_size = sizeof(struct regulator_init_data);
817a70abacbSHaojian Zhuang }
818a70abacbSHaojian Zhuang if (pdata->ldo3) {
819a70abacbSHaojian Zhuang reg_devs[5].platform_data = pdata->ldo3;
820a70abacbSHaojian Zhuang reg_devs[5].pdata_size = sizeof(struct regulator_init_data);
821a70abacbSHaojian Zhuang }
822a70abacbSHaojian Zhuang if (pdata->ldo4) {
823a70abacbSHaojian Zhuang reg_devs[6].platform_data = pdata->ldo4;
824a70abacbSHaojian Zhuang reg_devs[6].pdata_size = sizeof(struct regulator_init_data);
825a70abacbSHaojian Zhuang }
826a70abacbSHaojian Zhuang if (pdata->ldo5) {
827a70abacbSHaojian Zhuang reg_devs[7].platform_data = pdata->ldo5;
828a70abacbSHaojian Zhuang reg_devs[7].pdata_size = sizeof(struct regulator_init_data);
829a70abacbSHaojian Zhuang }
830a70abacbSHaojian Zhuang if (pdata->ldo6) {
831a70abacbSHaojian Zhuang reg_devs[8].platform_data = pdata->ldo6;
832a70abacbSHaojian Zhuang reg_devs[8].pdata_size = sizeof(struct regulator_init_data);
833a70abacbSHaojian Zhuang }
834a70abacbSHaojian Zhuang if (pdata->ldo7) {
835a70abacbSHaojian Zhuang reg_devs[9].platform_data = pdata->ldo7;
836a70abacbSHaojian Zhuang reg_devs[9].pdata_size = sizeof(struct regulator_init_data);
837a70abacbSHaojian Zhuang }
838a70abacbSHaojian Zhuang if (pdata->ldo8) {
839a70abacbSHaojian Zhuang reg_devs[10].platform_data = pdata->ldo8;
840a70abacbSHaojian Zhuang reg_devs[10].pdata_size = sizeof(struct regulator_init_data);
841a70abacbSHaojian Zhuang }
842a70abacbSHaojian Zhuang if (pdata->ldo9) {
843a70abacbSHaojian Zhuang reg_devs[11].platform_data = pdata->ldo9;
844a70abacbSHaojian Zhuang reg_devs[11].pdata_size = sizeof(struct regulator_init_data);
845a70abacbSHaojian Zhuang }
846a70abacbSHaojian Zhuang if (pdata->ldo10) {
847a70abacbSHaojian Zhuang reg_devs[12].platform_data = pdata->ldo10;
848a70abacbSHaojian Zhuang reg_devs[12].pdata_size = sizeof(struct regulator_init_data);
849a70abacbSHaojian Zhuang }
850a70abacbSHaojian Zhuang if (pdata->ldo12) {
851a70abacbSHaojian Zhuang reg_devs[13].platform_data = pdata->ldo12;
852a70abacbSHaojian Zhuang reg_devs[13].pdata_size = sizeof(struct regulator_init_data);
853a70abacbSHaojian Zhuang }
854a70abacbSHaojian Zhuang if (pdata->ldo_vibrator) {
855a70abacbSHaojian Zhuang reg_devs[14].platform_data = pdata->ldo_vibrator;
856a70abacbSHaojian Zhuang reg_devs[14].pdata_size = sizeof(struct regulator_init_data);
857a70abacbSHaojian Zhuang }
858a70abacbSHaojian Zhuang if (pdata->ldo14) {
859a70abacbSHaojian Zhuang reg_devs[15].platform_data = pdata->ldo14;
860a70abacbSHaojian Zhuang reg_devs[15].pdata_size = sizeof(struct regulator_init_data);
861a70abacbSHaojian Zhuang }
862a70abacbSHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, reg_devs,
86355692af5SMark Brown ARRAY_SIZE(reg_devs), NULL, 0, NULL);
86422aad001SHaojian Zhuang if (ret < 0) {
86522aad001SHaojian Zhuang dev_err(chip->dev, "Failed to add regulator subdev\n");
86622aad001SHaojian Zhuang return;
86722aad001SHaojian Zhuang }
868a70abacbSHaojian Zhuang }
86922aad001SHaojian Zhuang
device_rtc_init(struct pm860x_chip * chip,struct pm860x_platform_data * pdata)870f791be49SBill Pemberton static void device_rtc_init(struct pm860x_chip *chip,
871008b3040SHaojian Zhuang struct pm860x_platform_data *pdata)
872008b3040SHaojian Zhuang {
873008b3040SHaojian Zhuang int ret;
874008b3040SHaojian Zhuang
8752e57848fSLee Jones if (!pdata)
876008b3040SHaojian Zhuang return;
877008b3040SHaojian Zhuang
878008b3040SHaojian Zhuang rtc_devs[0].platform_data = pdata->rtc;
879008b3040SHaojian Zhuang rtc_devs[0].pdata_size = sizeof(struct pm860x_rtc_pdata);
880008b3040SHaojian Zhuang rtc_devs[0].num_resources = ARRAY_SIZE(rtc_resources);
881008b3040SHaojian Zhuang rtc_devs[0].resources = &rtc_resources[0];
882008b3040SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, &rtc_devs[0],
883008b3040SHaojian Zhuang ARRAY_SIZE(rtc_devs), &rtc_resources[0],
88455692af5SMark Brown chip->irq_base, NULL);
885008b3040SHaojian Zhuang if (ret < 0)
886008b3040SHaojian Zhuang dev_err(chip->dev, "Failed to add rtc subdev\n");
887008b3040SHaojian Zhuang }
888008b3040SHaojian Zhuang
device_touch_init(struct pm860x_chip * chip,struct pm860x_platform_data * pdata)889f791be49SBill Pemberton static void device_touch_init(struct pm860x_chip *chip,
890c9f560b3SHaojian Zhuang struct pm860x_platform_data *pdata)
891c9f560b3SHaojian Zhuang {
892c9f560b3SHaojian Zhuang int ret;
893c9f560b3SHaojian Zhuang
894f5fb758dSHaojian Zhuang if (pdata == NULL)
895c9f560b3SHaojian Zhuang return;
896c9f560b3SHaojian Zhuang
897f5fb758dSHaojian Zhuang touch_devs[0].platform_data = pdata->touch;
898f5fb758dSHaojian Zhuang touch_devs[0].pdata_size = sizeof(struct pm860x_touch_pdata);
899c9f560b3SHaojian Zhuang touch_devs[0].num_resources = ARRAY_SIZE(touch_resources);
900c9f560b3SHaojian Zhuang touch_devs[0].resources = &touch_resources[0];
901c9f560b3SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, &touch_devs[0],
902c9f560b3SHaojian Zhuang ARRAY_SIZE(touch_devs), &touch_resources[0],
90355692af5SMark Brown chip->irq_base, NULL);
904c9f560b3SHaojian Zhuang if (ret < 0)
905c9f560b3SHaojian Zhuang dev_err(chip->dev, "Failed to add touch subdev\n");
906c9f560b3SHaojian Zhuang }
907c9f560b3SHaojian Zhuang
device_power_init(struct pm860x_chip * chip,struct pm860x_platform_data * pdata)908f791be49SBill Pemberton static void device_power_init(struct pm860x_chip *chip,
909c9f560b3SHaojian Zhuang struct pm860x_platform_data *pdata)
910c9f560b3SHaojian Zhuang {
911c9f560b3SHaojian Zhuang int ret;
912c9f560b3SHaojian Zhuang
913f5fb758dSHaojian Zhuang if (pdata == NULL)
914c9f560b3SHaojian Zhuang return;
915c9f560b3SHaojian Zhuang
916f5fb758dSHaojian Zhuang power_devs[0].platform_data = pdata->power;
917f5fb758dSHaojian Zhuang power_devs[0].pdata_size = sizeof(struct pm860x_power_pdata);
918c9f560b3SHaojian Zhuang power_devs[0].num_resources = ARRAY_SIZE(battery_resources);
919c9f560b3SHaojian Zhuang power_devs[0].resources = &battery_resources[0],
920c9f560b3SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, &power_devs[0], 1,
92155692af5SMark Brown &battery_resources[0], chip->irq_base, NULL);
922c9f560b3SHaojian Zhuang if (ret < 0)
923c9f560b3SHaojian Zhuang dev_err(chip->dev, "Failed to add battery subdev\n");
924c9f560b3SHaojian Zhuang
925f5fb758dSHaojian Zhuang power_devs[1].platform_data = pdata->power;
926f5fb758dSHaojian Zhuang power_devs[1].pdata_size = sizeof(struct pm860x_power_pdata);
927c9f560b3SHaojian Zhuang power_devs[1].num_resources = ARRAY_SIZE(charger_resources);
928c9f560b3SHaojian Zhuang power_devs[1].resources = &charger_resources[0],
929c9f560b3SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, &power_devs[1], 1,
93055692af5SMark Brown &charger_resources[0], chip->irq_base, NULL);
931c9f560b3SHaojian Zhuang if (ret < 0)
932c9f560b3SHaojian Zhuang dev_err(chip->dev, "Failed to add charger subdev\n");
9332573f6d3SJett.Zhou
9342573f6d3SJett.Zhou power_devs[2].platform_data = &preg_init_data;
9352573f6d3SJett.Zhou power_devs[2].pdata_size = sizeof(struct regulator_init_data);
9362573f6d3SJett.Zhou ret = mfd_add_devices(chip->dev, 0, &power_devs[2], 1,
937ff13e9e2SHaojian Zhuang NULL, chip->irq_base, NULL);
9382573f6d3SJett.Zhou if (ret < 0)
9392573f6d3SJett.Zhou dev_err(chip->dev, "Failed to add preg subdev\n");
940a830d28bSJett.Zhou
941a830d28bSJett.Zhou if (pdata->chg_desc) {
942a830d28bSJett.Zhou pdata->chg_desc->charger_regulators =
943a830d28bSJett.Zhou &chg_desc_regulator_data[0];
944a830d28bSJett.Zhou pdata->chg_desc->num_charger_regulators =
945a830d28bSJett.Zhou ARRAY_SIZE(chg_desc_regulator_data),
946a830d28bSJett.Zhou power_devs[3].platform_data = pdata->chg_desc;
947a830d28bSJett.Zhou power_devs[3].pdata_size = sizeof(*pdata->chg_desc);
948a830d28bSJett.Zhou ret = mfd_add_devices(chip->dev, 0, &power_devs[3], 1,
94918766f09SAnton Vorontsov NULL, chip->irq_base, NULL);
950a830d28bSJett.Zhou if (ret < 0)
951a830d28bSJett.Zhou dev_err(chip->dev, "Failed to add chg-manager subdev\n");
952a830d28bSJett.Zhou }
953c9f560b3SHaojian Zhuang }
954c9f560b3SHaojian Zhuang
device_onkey_init(struct pm860x_chip * chip,struct pm860x_platform_data * pdata)955f791be49SBill Pemberton static void device_onkey_init(struct pm860x_chip *chip,
956c9f560b3SHaojian Zhuang struct pm860x_platform_data *pdata)
957c9f560b3SHaojian Zhuang {
958c9f560b3SHaojian Zhuang int ret;
959c9f560b3SHaojian Zhuang
960c9f560b3SHaojian Zhuang onkey_devs[0].num_resources = ARRAY_SIZE(onkey_resources);
961c9f560b3SHaojian Zhuang onkey_devs[0].resources = &onkey_resources[0],
962c9f560b3SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, &onkey_devs[0],
963c9f560b3SHaojian Zhuang ARRAY_SIZE(onkey_devs), &onkey_resources[0],
96455692af5SMark Brown chip->irq_base, NULL);
965c9f560b3SHaojian Zhuang if (ret < 0)
966c9f560b3SHaojian Zhuang dev_err(chip->dev, "Failed to add onkey subdev\n");
967c9f560b3SHaojian Zhuang }
968c9f560b3SHaojian Zhuang
device_codec_init(struct pm860x_chip * chip,struct pm860x_platform_data * pdata)969f791be49SBill Pemberton static void device_codec_init(struct pm860x_chip *chip,
970c9f560b3SHaojian Zhuang struct pm860x_platform_data *pdata)
971c9f560b3SHaojian Zhuang {
972c9f560b3SHaojian Zhuang int ret;
973c9f560b3SHaojian Zhuang
974c9f560b3SHaojian Zhuang codec_devs[0].num_resources = ARRAY_SIZE(codec_resources);
975c9f560b3SHaojian Zhuang codec_devs[0].resources = &codec_resources[0],
976c9f560b3SHaojian Zhuang ret = mfd_add_devices(chip->dev, 0, &codec_devs[0],
97755692af5SMark Brown ARRAY_SIZE(codec_devs), &codec_resources[0], 0,
97855692af5SMark Brown NULL);
979c9f560b3SHaojian Zhuang if (ret < 0)
980c9f560b3SHaojian Zhuang dev_err(chip->dev, "Failed to add codec subdev\n");
981c9f560b3SHaojian Zhuang }
982c9f560b3SHaojian Zhuang
device_8607_init(struct pm860x_chip * chip,struct i2c_client * i2c,struct pm860x_platform_data * pdata)983f791be49SBill Pemberton static void device_8607_init(struct pm860x_chip *chip,
9845c42e8c4SHaojian Zhuang struct i2c_client *i2c,
98553dbab7aSHaojian Zhuang struct pm860x_platform_data *pdata)
986bbd51b1fSHaojian Zhuang {
987a16122bcSHaojian Zhuang int data, ret;
988bbd51b1fSHaojian Zhuang
98953dbab7aSHaojian Zhuang ret = pm860x_reg_read(i2c, PM8607_CHIP_ID);
990bbd51b1fSHaojian Zhuang if (ret < 0) {
991bbd51b1fSHaojian Zhuang dev_err(chip->dev, "Failed to read CHIP ID: %d\n", ret);
992bbd51b1fSHaojian Zhuang goto out;
993bbd51b1fSHaojian Zhuang }
99438b34052SHaojian Zhuang switch (ret & PM8607_VERSION_MASK) {
99538b34052SHaojian Zhuang case 0x40:
99638b34052SHaojian Zhuang case 0x50:
997bbd51b1fSHaojian Zhuang dev_info(chip->dev, "Marvell 88PM8607 (ID: %02x) detected\n",
998bbd51b1fSHaojian Zhuang ret);
99938b34052SHaojian Zhuang break;
100038b34052SHaojian Zhuang default:
10012e57848fSLee Jones dev_err(chip->dev,
10022e57848fSLee Jones "Failed to detect Marvell 88PM8607. Chip ID: %02x\n",
10032e57848fSLee Jones ret);
1004bbd51b1fSHaojian Zhuang goto out;
1005bbd51b1fSHaojian Zhuang }
1006bbd51b1fSHaojian Zhuang
100753dbab7aSHaojian Zhuang ret = pm860x_reg_read(i2c, PM8607_BUCK3);
1008bbd51b1fSHaojian Zhuang if (ret < 0) {
1009bbd51b1fSHaojian Zhuang dev_err(chip->dev, "Failed to read BUCK3 register: %d\n", ret);
1010bbd51b1fSHaojian Zhuang goto out;
1011bbd51b1fSHaojian Zhuang }
1012bbd51b1fSHaojian Zhuang if (ret & PM8607_BUCK3_DOUBLE)
1013bbd51b1fSHaojian Zhuang chip->buck3_double = 1;
1014bbd51b1fSHaojian Zhuang
10155c42e8c4SHaojian Zhuang ret = pm860x_reg_read(i2c, PM8607_B0_MISC1);
1016bbd51b1fSHaojian Zhuang if (ret < 0) {
1017bbd51b1fSHaojian Zhuang dev_err(chip->dev, "Failed to read MISC1 register: %d\n", ret);
1018bbd51b1fSHaojian Zhuang goto out;
1019bbd51b1fSHaojian Zhuang }
1020bbd51b1fSHaojian Zhuang
10215c42e8c4SHaojian Zhuang if (pdata && (pdata->i2c_port == PI2C_PORT))
10225c42e8c4SHaojian Zhuang data = PM8607_B0_MISC1_PI2C;
10235c42e8c4SHaojian Zhuang else
10245c42e8c4SHaojian Zhuang data = 0;
10255c42e8c4SHaojian Zhuang ret = pm860x_set_bits(i2c, PM8607_B0_MISC1, PM8607_B0_MISC1_PI2C, data);
10265c42e8c4SHaojian Zhuang if (ret < 0) {
10275c42e8c4SHaojian Zhuang dev_err(chip->dev, "Failed to access MISC1:%d\n", ret);
10285c42e8c4SHaojian Zhuang goto out;
10295c42e8c4SHaojian Zhuang }
10305c42e8c4SHaojian Zhuang
10315c42e8c4SHaojian Zhuang ret = device_irq_init(chip, pdata);
10325c42e8c4SHaojian Zhuang if (ret < 0)
10335c42e8c4SHaojian Zhuang goto out;
10345c42e8c4SHaojian Zhuang
1035cea438ddSHaojian Zhuang device_regulator_init(chip, pdata);
1036cea438ddSHaojian Zhuang device_rtc_init(chip, pdata);
1037cea438ddSHaojian Zhuang device_onkey_init(chip, pdata);
1038cea438ddSHaojian Zhuang device_touch_init(chip, pdata);
1039cea438ddSHaojian Zhuang device_power_init(chip, pdata);
1040cea438ddSHaojian Zhuang device_codec_init(chip, pdata);
1041bbd51b1fSHaojian Zhuang out:
104253dbab7aSHaojian Zhuang return;
1043bbd51b1fSHaojian Zhuang }
1044bbd51b1fSHaojian Zhuang
device_8606_init(struct pm860x_chip * chip,struct i2c_client * i2c,struct pm860x_platform_data * pdata)1045f791be49SBill Pemberton static void device_8606_init(struct pm860x_chip *chip,
104678258064SJett.Zhou struct i2c_client *i2c,
104778258064SJett.Zhou struct pm860x_platform_data *pdata)
104878258064SJett.Zhou {
104978258064SJett.Zhou device_osc_init(i2c);
105078258064SJett.Zhou device_bk_init(chip, pdata);
105178258064SJett.Zhou device_led_init(chip, pdata);
105278258064SJett.Zhou }
105378258064SJett.Zhou
pm860x_device_init(struct pm860x_chip * chip,struct pm860x_platform_data * pdata)1054f791be49SBill Pemberton static int pm860x_device_init(struct pm860x_chip *chip,
105553dbab7aSHaojian Zhuang struct pm860x_platform_data *pdata)
105653dbab7aSHaojian Zhuang {
10572afa62eaSHaojian Zhuang chip->core_irq = 0;
10585c42e8c4SHaojian Zhuang
105953dbab7aSHaojian Zhuang switch (chip->id) {
106053dbab7aSHaojian Zhuang case CHIP_PM8606:
106178258064SJett.Zhou device_8606_init(chip, chip->client, pdata);
106253dbab7aSHaojian Zhuang break;
106353dbab7aSHaojian Zhuang case CHIP_PM8607:
106453dbab7aSHaojian Zhuang device_8607_init(chip, chip->client, pdata);
106553dbab7aSHaojian Zhuang break;
106653dbab7aSHaojian Zhuang }
106753dbab7aSHaojian Zhuang
106853dbab7aSHaojian Zhuang if (chip->companion) {
106953dbab7aSHaojian Zhuang switch (chip->id) {
107053dbab7aSHaojian Zhuang case CHIP_PM8607:
107178258064SJett.Zhou device_8606_init(chip, chip->companion, pdata);
107253dbab7aSHaojian Zhuang break;
107353dbab7aSHaojian Zhuang case CHIP_PM8606:
107453dbab7aSHaojian Zhuang device_8607_init(chip, chip->companion, pdata);
107553dbab7aSHaojian Zhuang break;
107653dbab7aSHaojian Zhuang }
107753dbab7aSHaojian Zhuang }
10785c42e8c4SHaojian Zhuang
107953dbab7aSHaojian Zhuang return 0;
108053dbab7aSHaojian Zhuang }
108153dbab7aSHaojian Zhuang
pm860x_device_exit(struct pm860x_chip * chip)10824740f73fSBill Pemberton static void pm860x_device_exit(struct pm860x_chip *chip)
1083bbd51b1fSHaojian Zhuang {
10845c42e8c4SHaojian Zhuang device_irq_exit(chip);
1085bbd51b1fSHaojian Zhuang mfd_remove_devices(chip->dev);
1086bbd51b1fSHaojian Zhuang }
1087bbd51b1fSHaojian Zhuang
verify_addr(struct i2c_client * i2c)1088f2f218cdSHaojian Zhuang static int verify_addr(struct i2c_client *i2c)
1089f2f218cdSHaojian Zhuang {
1090f2f218cdSHaojian Zhuang unsigned short addr_8607[] = {0x30, 0x34};
1091f2f218cdSHaojian Zhuang unsigned short addr_8606[] = {0x10, 0x11};
1092f2f218cdSHaojian Zhuang int size, i;
1093f2f218cdSHaojian Zhuang
1094f2f218cdSHaojian Zhuang if (i2c == NULL)
1095f2f218cdSHaojian Zhuang return 0;
1096f2f218cdSHaojian Zhuang size = ARRAY_SIZE(addr_8606);
1097f2f218cdSHaojian Zhuang for (i = 0; i < size; i++) {
1098f2f218cdSHaojian Zhuang if (i2c->addr == *(addr_8606 + i))
1099f2f218cdSHaojian Zhuang return CHIP_PM8606;
1100f2f218cdSHaojian Zhuang }
1101f2f218cdSHaojian Zhuang size = ARRAY_SIZE(addr_8607);
1102f2f218cdSHaojian Zhuang for (i = 0; i < size; i++) {
1103f2f218cdSHaojian Zhuang if (i2c->addr == *(addr_8607 + i))
1104f2f218cdSHaojian Zhuang return CHIP_PM8607;
1105f2f218cdSHaojian Zhuang }
1106f2f218cdSHaojian Zhuang return 0;
1107f2f218cdSHaojian Zhuang }
1108f2f218cdSHaojian Zhuang
11098da90cc8SKrzysztof Kozlowski static const struct regmap_config pm860x_regmap_config = {
1110f2f218cdSHaojian Zhuang .reg_bits = 8,
1111f2f218cdSHaojian Zhuang .val_bits = 8,
1112f2f218cdSHaojian Zhuang };
1113f2f218cdSHaojian Zhuang
pm860x_dt_init(struct device_node * np,struct device * dev,struct pm860x_platform_data * pdata)1114f791be49SBill Pemberton static int pm860x_dt_init(struct device_node *np,
11152e57d567SHaojian Zhuang struct device *dev,
11162e57d567SHaojian Zhuang struct pm860x_platform_data *pdata)
11172e57d567SHaojian Zhuang {
11182e57d567SHaojian Zhuang int ret;
11192e57d567SHaojian Zhuang
112001330edcSRob Herring pdata->irq_mode = of_property_read_bool(np, "marvell,88pm860x-irq-read-clr");
11212e57d567SHaojian Zhuang ret = of_property_read_u32(np, "marvell,88pm860x-slave-addr",
11222e57d567SHaojian Zhuang &pdata->companion_addr);
11232e57d567SHaojian Zhuang if (ret) {
11242e57848fSLee Jones dev_err(dev,
11252e57848fSLee Jones "Not found \"marvell,88pm860x-slave-addr\" property\n");
11262e57d567SHaojian Zhuang pdata->companion_addr = 0;
11272e57d567SHaojian Zhuang }
11282e57d567SHaojian Zhuang return 0;
11292e57d567SHaojian Zhuang }
11302e57d567SHaojian Zhuang
pm860x_probe(struct i2c_client * client)11311e98dcd7SLee Jones static int pm860x_probe(struct i2c_client *client)
1132f2f218cdSHaojian Zhuang {
1133334a41ceSJingoo Han struct pm860x_platform_data *pdata = dev_get_platdata(&client->dev);
11342e57d567SHaojian Zhuang struct device_node *node = client->dev.of_node;
1135f2f218cdSHaojian Zhuang struct pm860x_chip *chip;
1136f2f218cdSHaojian Zhuang int ret;
1137f2f218cdSHaojian Zhuang
11382e57d567SHaojian Zhuang if (node && !pdata) {
11392e57d567SHaojian Zhuang /* parse DT to get platform data */
11402e57d567SHaojian Zhuang pdata = devm_kzalloc(&client->dev,
11412e57d567SHaojian Zhuang sizeof(struct pm860x_platform_data),
11422e57d567SHaojian Zhuang GFP_KERNEL);
11432e57d567SHaojian Zhuang if (!pdata)
11442e57d567SHaojian Zhuang return -ENOMEM;
11452e57d567SHaojian Zhuang ret = pm860x_dt_init(node, &client->dev, pdata);
11462e57d567SHaojian Zhuang if (ret)
114785529575SJingoo Han return ret;
11482e57d567SHaojian Zhuang } else if (!pdata) {
1149f2f218cdSHaojian Zhuang pr_info("No platform data in %s!\n", __func__);
1150f2f218cdSHaojian Zhuang return -EINVAL;
1151f2f218cdSHaojian Zhuang }
1152f2f218cdSHaojian Zhuang
1153a1ace0aaSLee Jones chip = devm_kzalloc(&client->dev,
1154a1ace0aaSLee Jones sizeof(struct pm860x_chip), GFP_KERNEL);
115585529575SJingoo Han if (chip == NULL)
115685529575SJingoo Han return -ENOMEM;
1157f2f218cdSHaojian Zhuang
1158f2f218cdSHaojian Zhuang chip->id = verify_addr(client);
1159aaaab422SSachin Kamat chip->regmap = devm_regmap_init_i2c(client, &pm860x_regmap_config);
1160f2f218cdSHaojian Zhuang if (IS_ERR(chip->regmap)) {
1161f2f218cdSHaojian Zhuang ret = PTR_ERR(chip->regmap);
1162f2f218cdSHaojian Zhuang dev_err(&client->dev, "Failed to allocate register map: %d\n",
1163f2f218cdSHaojian Zhuang ret);
1164f2f218cdSHaojian Zhuang return ret;
1165f2f218cdSHaojian Zhuang }
1166f2f218cdSHaojian Zhuang chip->client = client;
1167f2f218cdSHaojian Zhuang i2c_set_clientdata(client, chip);
1168f2f218cdSHaojian Zhuang chip->dev = &client->dev;
1169f2f218cdSHaojian Zhuang
1170f2f218cdSHaojian Zhuang /*
1171f2f218cdSHaojian Zhuang * Both client and companion client shares same platform driver.
1172f2f218cdSHaojian Zhuang * Driver distinguishes them by pdata->companion_addr.
1173f2f218cdSHaojian Zhuang * pdata->companion_addr is only assigned if companion chip exists.
1174f2f218cdSHaojian Zhuang * At the same time, the companion_addr shouldn't equal to client
1175f2f218cdSHaojian Zhuang * address.
1176f2f218cdSHaojian Zhuang */
1177f2f218cdSHaojian Zhuang if (pdata->companion_addr && (pdata->companion_addr != client->addr)) {
1178f2f218cdSHaojian Zhuang chip->companion_addr = pdata->companion_addr;
11799520b835SWolfram Sang chip->companion = i2c_new_dummy_device(chip->client->adapter,
1180f2f218cdSHaojian Zhuang chip->companion_addr);
11819520b835SWolfram Sang if (IS_ERR(chip->companion)) {
1182159ce52aSKrzysztof Kozlowski dev_err(&client->dev,
1183159ce52aSKrzysztof Kozlowski "Failed to allocate I2C companion device\n");
11849520b835SWolfram Sang return PTR_ERR(chip->companion);
1185159ce52aSKrzysztof Kozlowski }
1186f2f218cdSHaojian Zhuang chip->regmap_companion = regmap_init_i2c(chip->companion,
1187f2f218cdSHaojian Zhuang &pm860x_regmap_config);
1188f2f218cdSHaojian Zhuang if (IS_ERR(chip->regmap_companion)) {
1189f2f218cdSHaojian Zhuang ret = PTR_ERR(chip->regmap_companion);
1190f2f218cdSHaojian Zhuang dev_err(&chip->companion->dev,
1191f2f218cdSHaojian Zhuang "Failed to allocate register map: %d\n", ret);
1192a7ab1c8bSKrzysztof Kozlowski i2c_unregister_device(chip->companion);
1193f2f218cdSHaojian Zhuang return ret;
1194f2f218cdSHaojian Zhuang }
1195f2f218cdSHaojian Zhuang i2c_set_clientdata(chip->companion, chip);
1196f2f218cdSHaojian Zhuang }
1197f2f218cdSHaojian Zhuang
1198f2f218cdSHaojian Zhuang pm860x_device_init(chip, pdata);
1199f2f218cdSHaojian Zhuang return 0;
1200f2f218cdSHaojian Zhuang }
1201f2f218cdSHaojian Zhuang
pm860x_remove(struct i2c_client * client)1202ed5c2f5fSUwe Kleine-König static void pm860x_remove(struct i2c_client *client)
1203f2f218cdSHaojian Zhuang {
1204f2f218cdSHaojian Zhuang struct pm860x_chip *chip = i2c_get_clientdata(client);
1205f2f218cdSHaojian Zhuang
1206f2f218cdSHaojian Zhuang pm860x_device_exit(chip);
1207f2f218cdSHaojian Zhuang if (chip->companion) {
1208f2f218cdSHaojian Zhuang regmap_exit(chip->regmap_companion);
1209f2f218cdSHaojian Zhuang i2c_unregister_device(chip->companion);
1210f2f218cdSHaojian Zhuang }
1211f2f218cdSHaojian Zhuang }
1212f2f218cdSHaojian Zhuang
pm860x_suspend(struct device * dev)1213f2f218cdSHaojian Zhuang static int pm860x_suspend(struct device *dev)
1214f2f218cdSHaojian Zhuang {
12151b5420e1SGeliang Tang struct i2c_client *client = to_i2c_client(dev);
1216f2f218cdSHaojian Zhuang struct pm860x_chip *chip = i2c_get_clientdata(client);
1217f2f218cdSHaojian Zhuang
1218f2f218cdSHaojian Zhuang if (device_may_wakeup(dev) && chip->wakeup_flag)
1219f2f218cdSHaojian Zhuang enable_irq_wake(chip->core_irq);
1220f2f218cdSHaojian Zhuang return 0;
1221f2f218cdSHaojian Zhuang }
1222f2f218cdSHaojian Zhuang
pm860x_resume(struct device * dev)1223f2f218cdSHaojian Zhuang static int pm860x_resume(struct device *dev)
1224f2f218cdSHaojian Zhuang {
12251b5420e1SGeliang Tang struct i2c_client *client = to_i2c_client(dev);
1226f2f218cdSHaojian Zhuang struct pm860x_chip *chip = i2c_get_clientdata(client);
1227f2f218cdSHaojian Zhuang
1228f2f218cdSHaojian Zhuang if (device_may_wakeup(dev) && chip->wakeup_flag)
1229f2f218cdSHaojian Zhuang disable_irq_wake(chip->core_irq);
1230f2f218cdSHaojian Zhuang return 0;
1231f2f218cdSHaojian Zhuang }
1232f2f218cdSHaojian Zhuang
1233fdefee30SPaul Cercueil static DEFINE_SIMPLE_DEV_PM_OPS(pm860x_pm_ops, pm860x_suspend, pm860x_resume);
1234f2f218cdSHaojian Zhuang
12352e57d567SHaojian Zhuang static const struct i2c_device_id pm860x_id_table[] = {
12362e57d567SHaojian Zhuang { "88PM860x", 0 },
12372e57d567SHaojian Zhuang {}
12382e57d567SHaojian Zhuang };
12392e57d567SHaojian Zhuang MODULE_DEVICE_TABLE(i2c, pm860x_id_table);
12402e57d567SHaojian Zhuang
12412e57d567SHaojian Zhuang static const struct of_device_id pm860x_dt_ids[] = {
12422e57d567SHaojian Zhuang { .compatible = "marvell,88pm860x", },
12432e57d567SHaojian Zhuang {},
12442e57d567SHaojian Zhuang };
12452e57d567SHaojian Zhuang MODULE_DEVICE_TABLE(of, pm860x_dt_ids);
12462e57d567SHaojian Zhuang
1247f2f218cdSHaojian Zhuang static struct i2c_driver pm860x_driver = {
1248f2f218cdSHaojian Zhuang .driver = {
1249f2f218cdSHaojian Zhuang .name = "88PM860x",
1250fdefee30SPaul Cercueil .pm = pm_sleep_ptr(&pm860x_pm_ops),
1251cd2a5532SSachin Kamat .of_match_table = pm860x_dt_ids,
1252f2f218cdSHaojian Zhuang },
1253*9816d859SUwe Kleine-König .probe = pm860x_probe,
125484449216SBill Pemberton .remove = pm860x_remove,
1255f2f218cdSHaojian Zhuang .id_table = pm860x_id_table,
1256f2f218cdSHaojian Zhuang };
1257f2f218cdSHaojian Zhuang
pm860x_i2c_init(void)1258f2f218cdSHaojian Zhuang static int __init pm860x_i2c_init(void)
1259f2f218cdSHaojian Zhuang {
1260f2f218cdSHaojian Zhuang int ret;
1261f90dff44SLee Jones
1262f2f218cdSHaojian Zhuang ret = i2c_add_driver(&pm860x_driver);
1263f2f218cdSHaojian Zhuang if (ret != 0)
1264f2f218cdSHaojian Zhuang pr_err("Failed to register 88PM860x I2C driver: %d\n", ret);
1265f2f218cdSHaojian Zhuang return ret;
1266f2f218cdSHaojian Zhuang }
1267f2f218cdSHaojian Zhuang subsys_initcall(pm860x_i2c_init);
1268f2f218cdSHaojian Zhuang
pm860x_i2c_exit(void)1269f2f218cdSHaojian Zhuang static void __exit pm860x_i2c_exit(void)
1270f2f218cdSHaojian Zhuang {
1271f2f218cdSHaojian Zhuang i2c_del_driver(&pm860x_driver);
1272f2f218cdSHaojian Zhuang }
1273f2f218cdSHaojian Zhuang module_exit(pm860x_i2c_exit);
1274f2f218cdSHaojian Zhuang
127553dbab7aSHaojian Zhuang MODULE_DESCRIPTION("PMIC Driver for Marvell 88PM860x");
1276bbd51b1fSHaojian Zhuang MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>");
1277