xref: /freebsd/sys/arm/allwinner/axp209reg.h (revision 5dae51da3da0cc94d17bd67b308fad304ebec7e0)
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  * $FreeBSD$
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 
162 enum 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 
173 enum 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