axp209reg.h revision 307885 
1/*-
2 * Copyright (c) 2016 Emmanuel Vadot <manu@freeebsd.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *
25 * $FreeBSD: stable/11/sys/arm/allwinner/axp209reg.h 307885 2016-10-24 21:31:47Z manu $
26 */
27
28#ifndef _AXP209REG_H_
29#define	_AXP209REG_H_
30
31/* Power State Register */
32#define	AXP209_PSR		0x00
33#define	AXP209_PSR_ACIN		0x80
34#define	AXP209_PSR_ACIN_SHIFT	7
35#define	AXP209_PSR_VBUS		0x20
36#define	AXP209_PSR_VBUS_SHIFT	5
37
38/* Shutdown and battery control */
39#define	AXP209_SHUTBAT		0x32
40#define	AXP209_SHUTBAT_SHUTDOWN	0x80
41
42/* Voltage/Current Monitor */
43#define	AXP209_ACIN_VOLTAGE		0x56
44#define	AXP209_ACIN_CURRENT		0x58
45#define	AXP209_VBUS_VOLTAGE		0x5A
46#define	AXP209_VBUS_CURRENT		0x5C
47#define	AXP209_BAT_VOLTAGE		0x78
48#define	AXP209_BAT_CHARGE_CURRENT	0x7A
49#define	AXP209_BAT_DISCHARGE_CURRENT	0x7C
50
51#define	AXP209_VOLT_STEP	1700
52#define	AXP209_BATVOLT_STEP	1100
53#define	AXP209_ACCURRENT_STEP	625
54#define	AXP209_VBUSCURRENT_STEP	375
55#define	AXP209_BATCURRENT_STEP	500
56
57/* Temperature monitor */
58#define	AXP209_TEMPMON		0x5e
59#define	AXP209_TEMPMON_MIN	1447	/* -144.7C */
60
61/* Sensors conversion macros */
62#define	AXP209_SENSOR_H(a)	((a) << 4)
63#define	AXP209_SENSOR_L(a)	((a) & 0xf)
64#define	AXP209_SENSOR_BAT_H(a)	((a) << 5)
65#define	AXP209_SENSOR_BAT_L(a)	((a) & 0x1f)
66
67#define	AXP209_0C_TO_K		2732
68
69/* ADC Sensors */
70#define	AXP209_ADC_ENABLE1	0x82
71#define	AXP209_ADC_ENABLE2	0x83
72
73#define	AXP209_ADC1_BATVOLT	(1 << 7)
74#define	AXP209_ADC1_BATCURRENT	(1 << 6)
75#define	AXP209_ADC1_ACVOLT	(1 << 5)
76#define	AXP209_ADC1_ACCURRENT	(1 << 4)
77#define	AXP209_ADC1_VBUSVOLT	(1 << 3)
78#define	AXP209_ADC1_VBUSCURRENT	(1 << 2)
79
80/* Interrupt related registers */
81#define	AXP209_IRQ1_ENABLE	0x40
82#define	AXP209_IRQ1_STATUS	0x48
83#define	 AXP209_IRQ1_AC_OVERVOLT	(1 << 7)
84#define	 AXP209_IRQ1_AC_CONN		(1 << 6)
85#define	 AXP209_IRQ1_AC_DISCONN		(1 << 5)
86#define	 AXP209_IRQ1_VBUS_OVERVOLT	(1 << 4)
87#define	 AXP209_IRQ1_VBUS_CONN		(1 << 3)
88#define	 AXP209_IRQ1_VBUS_DISCONN	(1 << 2)
89#define	 AXP209_IRQ1_VBUS_LOW		(1 << 1)
90
91#define	AXP209_IRQ2_ENABLE	0x41
92#define	AXP209_IRQ2_STATUS	0x49
93#define	 AXP209_IRQ2_BATT_CONN			(1 << 7)
94#define	 AXP209_IRQ2_BATT_DISCONN		(1 << 6)
95#define	 AXP209_IRQ2_BATT_CHARGE_ACCT_ON	(1 << 5)
96#define	 AXP209_IRQ2_BATT_CHARGE_ACCT_OFF	(1 << 4)
97#define	 AXP209_IRQ2_BATT_CHARGING		(1 << 3)
98#define	 AXP209_IRQ2_BATT_CHARGED		(1 << 2)
99#define	 AXP209_IRQ2_BATT_TEMP_OVER		(1 << 1)
100#define	 AXP209_IRQ2_BATT_TEMP_LOW		(1 << 0)
101
102#define	AXP209_IRQ3_ENABLE	0x42
103#define	AXP209_IRQ3_STATUS	0x4A
104#define	 AXP209_IRQ3_TEMP_OVER		(1 << 7)
105#define	 AXP209_IRQ3_CHARGE_CURRENT_LOW	(1 << 6)
106#define	 AXP209_IRQ3_DCDC2_LOW		(1 << 4)
107#define	 AXP209_IRQ3_DCDC3_LOW		(1 << 3)
108#define	 AXP209_IRQ3_LDO3_LOW		(1 << 2)
109#define	 AXP209_IRQ3_PEK_SHORT		(1 << 1)
110#define	 AXP209_IRQ3_PEK_LONG		(1 << 0)
111
112#define	AXP209_IRQ4_ENABLE	0x43
113#define	AXP209_IRQ4_STATUS	0x4B
114#define	 AXP209_IRQ4_NOE_START		(1 << 7)
115#define	 AXP209_IRQ4_NOE_SHUT		(1 << 6)
116#define	 AXP209_IRQ4_VBUS_VALID		(1 << 5)
117#define	 AXP209_IRQ4_VBUS_INVALID	(1 << 4)
118#define	 AXP209_IRQ4_VBUS_SESSION	(1 << 3)
119#define	 AXP209_IRQ4_VBUS_SESSION_END	(1 << 2)
120#define	 AXP209_IRQ4_APS_LOW_1		(1 << 1)
121#define	 AXP209_IRQ4_APS_LOW_2		(1 << 0)
122
123#define	AXP209_IRQ5_ENABLE	0x44
124#define	AXP209_IRQ5_STATUS	0x4C
125#define	 AXP209_IRQ5_TIMER_EXPIRE	(1 << 7)
126#define	 AXP209_IRQ5_PEK_RISE_EDGE	(1 << 6)
127#define	 AXP209_IRQ5_PEK_FALL_EDGE	(1 << 5)
128#define	 AXP209_IRQ5_GPIO3	(1 << 3)
129#define	 AXP209_IRQ5_GPIO2	(1 << 2)
130#define	 AXP209_IRQ5_GPIO1	(1 << 1)
131#define	 AXP209_IRQ5_GPIO0	(1 << 0)
132
133#define	AXP209_IRQ_ACK		0xff
134
135/* GPIOs registers */
136#define	AXP209_GPIO_FUNC_MASK		0x7
137
138#define	AXP209_GPIO_FUNC_DRVLO		0x0
139#define	AXP209_GPIO_FUNC_DRVHI		0x1
140#define	AXP209_GPIO_FUNC_INPUT		0x2
141
142#define	AXP209_GPIO0_CTRL	0x90
143#define	AXP209_GPIO1_CTRL	0x92
144#define	AXP209_GPIO2_CTRL	0x93
145#define	AXP209_GPIO_STATUS	0x94
146
147#define	AXP209_GPIO_DATA(x)	(1 << (x + 4))
148
149/* Regulators registers */
150#define	AXP209_POWERCTL			0x12
151#define	 AXP209_POWERCTL_DCDC3		(1 << 1)
152#define	 AXP209_POWERCTL_LDO2		(1 << 2)
153#define	 AXP209_POWERCTL_LDO4		(1 << 3)
154#define	 AXP209_POWERCTL_DCDC2		(1 << 4)
155#define	 AXP209_POWERCTL_LDO3		(1 << 6)
156
157#define	AXP209_REG_DCDC2_VOLTAGE	0x23
158#define	AXP209_REG_DCDC3_VOLTAGE	0x27
159#define	AXP209_REG_LDO24_VOLTAGE	0x28
160#define	AXP209_REG_LDO3_VOLTAGE		0x29
161
162enum axp209_sensor {
163	AXP209_TEMP,
164	AXP209_ACVOLT,
165	AXP209_ACCURRENT,
166	AXP209_VBUSVOLT,
167	AXP209_VBUSCURRENT,
168	AXP209_BATVOLT,
169	AXP209_BATCHARGECURRENT,
170	AXP209_BATDISCHARGECURRENT,
171};
172
173enum axp209_regulators {
174	AXP209_REG_ID_DCDC2,
175	AXP209_REG_ID_DCDC3,
176	AXP209_REG_ID_LDO1,
177	AXP209_REG_ID_LDO2,
178	AXP209_REG_ID_LDO3,
179	/* LDO4 is weird, need to find a correct way to handle it */
180	/* AXP209_REG_ID_LDO4, */
181	AXP209_REG_ID_LDO5,
182};
183
184#endif /* _AXP209REG_H_ */
185