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-rw-r--r--include/linux/mfd/wm8350/supply.h111
1 files changed, 111 insertions, 0 deletions
diff --git a/include/linux/mfd/wm8350/supply.h b/include/linux/mfd/wm8350/supply.h
new file mode 100644
index 000000000000..1c8f3cde79b0
--- /dev/null
+++ b/include/linux/mfd/wm8350/supply.h
@@ -0,0 +1,111 @@
1/*
2 * supply.h -- Power Supply Driver for Wolfson WM8350 PMIC
3 *
4 * Copyright 2007 Wolfson Microelectronics PLC
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2 of the License, or (at your
9 * option) any later version.
10 *
11 */
12
13#ifndef __LINUX_MFD_WM8350_SUPPLY_H_
14#define __LINUX_MFD_WM8350_SUPPLY_H_
15
16#include <linux/platform_device.h>
17
18/*
19 * Charger registers
20 */
21#define WM8350_BATTERY_CHARGER_CONTROL_1 0xA8
22#define WM8350_BATTERY_CHARGER_CONTROL_2 0xA9
23#define WM8350_BATTERY_CHARGER_CONTROL_3 0xAA
24
25/*
26 * R168 (0xA8) - Battery Charger Control 1
27 */
28#define WM8350_CHG_ENA_R168 0x8000
29#define WM8350_CHG_THR 0x2000
30#define WM8350_CHG_EOC_SEL_MASK 0x1C00
31#define WM8350_CHG_TRICKLE_TEMP_CHOKE 0x0200
32#define WM8350_CHG_TRICKLE_USB_CHOKE 0x0100
33#define WM8350_CHG_RECOVER_T 0x0080
34#define WM8350_CHG_END_ACT 0x0040
35#define WM8350_CHG_FAST 0x0020
36#define WM8350_CHG_FAST_USB_THROTTLE 0x0010
37#define WM8350_CHG_NTC_MON 0x0008
38#define WM8350_CHG_BATT_HOT_MON 0x0004
39#define WM8350_CHG_BATT_COLD_MON 0x0002
40#define WM8350_CHG_CHIP_TEMP_MON 0x0001
41
42/*
43 * R169 (0xA9) - Battery Charger Control 2
44 */
45#define WM8350_CHG_ACTIVE 0x8000
46#define WM8350_CHG_PAUSE 0x4000
47#define WM8350_CHG_STS_MASK 0x3000
48#define WM8350_CHG_TIME_MASK 0x0F00
49#define WM8350_CHG_MASK_WALL_FB 0x0080
50#define WM8350_CHG_TRICKLE_SEL 0x0040
51#define WM8350_CHG_VSEL_MASK 0x0030
52#define WM8350_CHG_ISEL_MASK 0x000F
53#define WM8350_CHG_STS_OFF 0x0000
54#define WM8350_CHG_STS_TRICKLE 0x1000
55#define WM8350_CHG_STS_FAST 0x2000
56
57/*
58 * R170 (0xAA) - Battery Charger Control 3
59 */
60#define WM8350_CHG_THROTTLE_T_MASK 0x0060
61#define WM8350_CHG_SMART 0x0010
62#define WM8350_CHG_TIMER_ADJT_MASK 0x000F
63
64/*
65 * Charger Interrupts
66 */
67#define WM8350_IRQ_CHG_BAT_HOT 0
68#define WM8350_IRQ_CHG_BAT_COLD 1
69#define WM8350_IRQ_CHG_BAT_FAIL 2
70#define WM8350_IRQ_CHG_TO 3
71#define WM8350_IRQ_CHG_END 4
72#define WM8350_IRQ_CHG_START 5
73#define WM8350_IRQ_CHG_FAST_RDY 6
74#define WM8350_IRQ_CHG_VBATT_LT_3P9 10
75#define WM8350_IRQ_CHG_VBATT_LT_3P1 11
76#define WM8350_IRQ_CHG_VBATT_LT_2P85 12
77
78/*
79 * Charger Policy
80 */
81#define WM8350_CHG_TRICKLE_50mA (0 << 6)
82#define WM8350_CHG_TRICKLE_100mA (1 << 6)
83#define WM8350_CHG_4_05V (0 << 4)
84#define WM8350_CHG_4_10V (1 << 4)
85#define WM8350_CHG_4_15V (2 << 4)
86#define WM8350_CHG_4_20V (3 << 4)
87#define WM8350_CHG_FAST_LIMIT_mA(x) ((x / 50) & 0xf)
88#define WM8350_CHG_EOC_mA(x) (((x - 10) & 0x7) << 10)
89#define WM8350_CHG_TRICKLE_3_1V (0 << 13)
90#define WM8350_CHG_TRICKLE_3_9V (1 << 13)
91
92/*
93 * Supply Registers.
94 */
95#define WM8350_USB_VOLTAGE_READBACK 0x9C
96#define WM8350_LINE_VOLTAGE_READBACK 0x9D
97#define WM8350_BATT_VOLTAGE_READBACK 0x9E
98
99/*
100 * Supply Interrupts.
101 */
102#define WM8350_IRQ_USB_LIMIT 15
103#define WM8350_IRQ_EXT_USB_FB 36
104#define WM8350_IRQ_EXT_WALL_FB 37
105#define WM8350_IRQ_EXT_BAT_FB 38
106
107struct wm8350_power {
108 struct platform_device *pdev;
109};
110
111#endif