6988dd5e61
AXP221 is used on board with A31/A31S and is mostly compatible with AXP209. Regulators, GPIO and Sensors are supported. MFC after: 2 weeks
249 lines
7.7 KiB
C
249 lines
7.7 KiB
C
/*-
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* Copyright (c) 2016 Emmanuel Vadot <manu@freeebsd.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _AXP209REG_H_
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#define _AXP209REG_H_
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/* Power State Register */
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#define AXP2XX_PSR 0x00
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#define AXP2XX_PSR_ACIN 0x80
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#define AXP2XX_PSR_ACIN_SHIFT 7
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#define AXP2XX_PSR_VBUS 0x20
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#define AXP2XX_PSR_VBUS_SHIFT 5
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/* Shutdown and battery control */
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#define AXP2XX_SHUTBAT 0x32
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#define AXP2XX_SHUTBAT_SHUTDOWN 0x80
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/* Voltage/Current Monitor */
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#define AXP209_ACIN_VOLTAGE 0x56
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#define AXP209_ACIN_CURRENT 0x58
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#define AXP209_VBUS_VOLTAGE 0x5A
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#define AXP209_VBUS_CURRENT 0x5C
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#define AXP2XX_BAT_VOLTAGE 0x78
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#define AXP2XX_BAT_CHARGE_CURRENT 0x7A
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#define AXP2XX_BAT_DISCHARGE_CURRENT 0x7C
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#define AXP209_VOLT_STEP 1700
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#define AXP2XX_BATVOLT_STEP 1100
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#define AXP209_ACCURRENT_STEP 625
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#define AXP209_VBUSCURRENT_STEP 375
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#define AXP2XX_BATCURRENT_STEP 500
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/* Temperature monitor */
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#define AXP209_TEMPMON 0x5e
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#define AXP209_TEMPMON_MIN 1447 /* -144.7C */
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#define AXP221_TEMPMON_MIN 2437 /* -243.7C */
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#define AXP221_TEMPMON 0x56
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/* Sensors conversion macros */
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#define AXP209_SENSOR_H(a) ((a) << 4)
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#define AXP209_SENSOR_L(a) ((a) & 0xf)
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#define AXP209_SENSOR_BAT_H(a) ((a) << 5)
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#define AXP209_SENSOR_BAT_L(a) ((a) & 0x1f)
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#define AXP209_0C_TO_K 2732
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/* ADC Sensors */
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#define AXP2XX_ADC_ENABLE1 0x82
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#define AXP209_ADC_ENABLE2 0x83
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#define AXP2XX_ADC1_BATVOLT (1 << 7)
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#define AXP2XX_ADC1_BATCURRENT (1 << 6)
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#define AXP209_ADC1_ACVOLT (1 << 5)
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#define AXP221_ADC1_TEMP (1 << 5)
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#define AXP209_ADC1_ACCURRENT (1 << 4)
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#define AXP209_ADC1_VBUSVOLT (1 << 3)
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#define AXP209_ADC1_VBUSCURRENT (1 << 2)
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#define AXP221_ADC1_TS_PIN (1 << 0)
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#define AXP209_ADC2_TEMP (1 << 7)
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/* Interrupt related registers */
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#define AXP2XX_IRQ1_ENABLE 0x40
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#define AXP2XX_IRQ1_STATUS 0x48
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#define AXP2XX_IRQ1_AC_OVERVOLT (1 << 7)
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#define AXP2XX_IRQ1_AC_CONN (1 << 6)
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#define AXP2XX_IRQ1_AC_DISCONN (1 << 5)
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#define AXP2XX_IRQ1_VBUS_OVERVOLT (1 << 4)
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#define AXP2XX_IRQ1_VBUS_CONN (1 << 3)
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#define AXP2XX_IRQ1_VBUS_DISCONN (1 << 2)
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#define AXP2XX_IRQ1_VBUS_LOW (1 << 1)
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#define AXP2XX_IRQ2_ENABLE 0x41
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#define AXP2XX_IRQ2_STATUS 0x49
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#define AXP2XX_IRQ2_BATT_CONN (1 << 7)
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#define AXP2XX_IRQ2_BATT_DISCONN (1 << 6)
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#define AXP2XX_IRQ2_BATT_CHARGE_ACCT_ON (1 << 5)
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#define AXP2XX_IRQ2_BATT_CHARGE_ACCT_OFF (1 << 4)
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#define AXP2XX_IRQ2_BATT_CHARGING (1 << 3)
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#define AXP2XX_IRQ2_BATT_CHARGED (1 << 2)
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#define AXP2XX_IRQ2_BATT_TEMP_OVER (1 << 1)
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#define AXP2XX_IRQ2_BATT_TEMP_LOW (1 << 0)
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#define AXP2XX_IRQ3_ENABLE 0x42
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#define AXP2XX_IRQ3_STATUS 0x4A
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#define AXP2XX_IRQ3_TEMP_OVER (1 << 7)
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#define AXP2XX_IRQ3_CHARGE_CURRENT_LOW (1 << 6)
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#define AXP2XX_IRQ3_DCDC2_LOW (1 << 4)
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#define AXP2XX_IRQ3_DCDC3_LOW (1 << 3)
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#define AXP2XX_IRQ3_LDO3_LOW (1 << 2)
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#define AXP2XX_IRQ3_PEK_SHORT (1 << 1)
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#define AXP2XX_IRQ3_PEK_LONG (1 << 0)
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#define AXP2XX_IRQ4_ENABLE 0x43
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#define AXP2XX_IRQ4_STATUS 0x4B
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#define AXP2XX_IRQ4_NOE_START (1 << 7)
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#define AXP2XX_IRQ4_NOE_SHUT (1 << 6)
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#define AXP2XX_IRQ4_VBUS_VALID (1 << 5)
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#define AXP2XX_IRQ4_VBUS_INVALID (1 << 4)
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#define AXP2XX_IRQ4_VBUS_SESSION (1 << 3)
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#define AXP2XX_IRQ4_VBUS_SESSION_END (1 << 2)
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#define AXP2XX_IRQ4_APS_LOW_1 (1 << 1)
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#define AXP2XX_IRQ4_APS_LOW_2 (1 << 0)
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#define AXP2XX_IRQ5_ENABLE 0x44
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#define AXP2XX_IRQ5_STATUS 0x4C
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#define AXP2XX_IRQ5_TIMER_EXPIRE (1 << 7)
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#define AXP2XX_IRQ5_PEK_RISE_EDGE (1 << 6)
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#define AXP2XX_IRQ5_PEK_FALL_EDGE (1 << 5)
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#define AXP2XX_IRQ5_GPIO3 (1 << 3)
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#define AXP2XX_IRQ5_GPIO2 (1 << 2)
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#define AXP2XX_IRQ5_GPIO1 (1 << 1)
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#define AXP2XX_IRQ5_GPIO0 (1 << 0)
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#define AXP2XX_IRQ_ACK 0xff
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/* GPIOs registers */
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#define AXP2XX_GPIO_FUNC_MASK 0x7
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#define AXP2XX_GPIO_FUNC_DRVLO 0x0
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#define AXP2XX_GPIO_FUNC_DRVHI 0x1
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#define AXP2XX_GPIO_FUNC_INPUT 0x2
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#define AXP2XX_GPIO0_CTRL 0x90
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#define AXP2XX_GPIO1_CTRL 0x92
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#define AXP209_GPIO2_CTRL 0x93
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#define AXP2XX_GPIO_STATUS 0x94
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/* Regulators registers */
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#define AXP209_POWERCTL 0x12
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#define AXP209_POWERCTL_LDO3 (1 << 6)
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#define AXP209_POWERCTL_DCDC2 (1 << 4)
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#define AXP209_POWERCTL_LDO4 (1 << 3)
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#define AXP209_POWERCTL_LDO2 (1 << 2)
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#define AXP209_POWERCTL_DCDC3 (1 << 1)
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#define AXP221_POWERCTL_1 0x10
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#define AXP221_POWERCTL1_ALDO2 (1 << 7)
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#define AXP221_POWERCTL1_ALDO1 (1 << 6)
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#define AXP221_POWERCTL1_DCDC5 (1 << 5)
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#define AXP221_POWERCTL1_DCDC4 (1 << 4)
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#define AXP221_POWERCTL1_DCDC3 (1 << 3)
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#define AXP221_POWERCTL1_DCDC2 (1 << 2)
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#define AXP221_POWERCTL1_DCDC1 (1 << 1)
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#define AXP221_POWERCTL1_DC5LDO (1 << 0)
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#define AXP221_POWERCTL_2 0x12
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#define AXP221_POWERCTL2_DC1SW (1 << 7)
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#define AXP221_POWERCTL2_DLDO4 (1 << 6)
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#define AXP221_POWERCTL2_DLDO3 (1 << 5)
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#define AXP221_POWERCTL2_DLDO2 (1 << 4)
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#define AXP221_POWERCTL2_DLDO1 (1 << 3)
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#define AXP221_POWERCTL2_ELDO3 (1 << 2)
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#define AXP221_POWERCTL2_ELDO2 (1 << 1)
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#define AXP221_POWERCTL2_ELDO1 (1 << 0)
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#define AXP221_POWERCTL_3 0x14
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#define AXP221_POWERCTL3_ALDO3 (1 << 7)
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#define AXP209_REG_DCDC2_VOLTAGE 0x23
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#define AXP209_REG_DCDC3_VOLTAGE 0x27
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#define AXP209_REG_LDO24_VOLTAGE 0x28
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#define AXP209_REG_LDO3_VOLTAGE 0x29
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#define AXP221_REG_DLDO1_VOLTAGE 0x15
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#define AXP221_REG_DLDO2_VOLTAGE 0x16
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#define AXP221_REG_DLDO3_VOLTAGE 0x17
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#define AXP221_REG_DLDO4_VOLTAGE 0x18
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#define AXP221_REG_ELDO1_VOLTAGE 0x19
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#define AXP221_REG_ELDO2_VOLTAGE 0x1A
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#define AXP221_REG_ELDO3_VOLTAGE 0x1B
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#define AXP221_REG_DC5LDO_VOLTAGE 0x1C
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#define AXP221_REG_DCDC1_VOLTAGE 0x21
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#define AXP221_REG_DCDC2_VOLTAGE 0x22
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#define AXP221_REG_DCDC3_VOLTAGE 0x23
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#define AXP221_REG_DCDC4_VOLTAGE 0x24
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#define AXP221_REG_DCDC5_VOLTAGE 0x25
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#define AXP221_REG_DCDC23_VRC 0x27
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#define AXP221_REG_ALDO1_VOLTAGE 0x28
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#define AXP221_REG_ALDO2_VOLTAGE 0x29
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#define AXP221_REG_ALDO3_VOLTAGE 0x2A
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enum axp2xx_sensor {
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AXP209_ACVOLT,
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AXP209_ACCURRENT,
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AXP209_VBUSVOLT,
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AXP209_VBUSCURRENT,
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AXP2XX_TEMP,
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AXP2XX_BATVOLT,
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AXP2XX_BATCHARGECURRENT,
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AXP2XX_BATDISCHARGECURRENT,
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};
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enum axp2xx_regulators {
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AXP209_REG_ID_DCDC2,
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AXP209_REG_ID_DCDC3,
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AXP209_REG_ID_LDO1,
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AXP209_REG_ID_LDO2,
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AXP209_REG_ID_LDO3,
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/* LDO4 is weird, need to find a correct way to handle it */
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/* AXP209_REG_ID_LDO4, */
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AXP209_REG_ID_LDO5,
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AXP221_REG_ID_DLDO1,
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AXP221_REG_ID_DLDO2,
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AXP221_REG_ID_DLDO3,
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AXP221_REG_ID_DLDO4,
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AXP221_REG_ID_ELDO1,
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AXP221_REG_ID_ELDO2,
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AXP221_REG_ID_ELDO3,
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AXP221_REG_ID_DC5LDO,
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AXP221_REG_ID_DCDC1,
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AXP221_REG_ID_DCDC2,
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AXP221_REG_ID_DCDC3,
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AXP221_REG_ID_DCDC4,
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AXP221_REG_ID_DCDC5,
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AXP221_REG_ID_ALDO1,
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AXP221_REG_ID_ALDO2,
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AXP221_REG_ID_ALDO3,
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AXP221_REG_ID_DC1SW,
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};
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#endif /* _AXP209REG_H_ */
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