include/axp209.h

   1 /*
   2  * (C) Copyright 2012 Henrik Nordstrom <henrik@henriknordstrom.net>
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 enum axp209_reg {
   8         AXP209_POWER_STATUS = 0x00,
   9         AXP209_CHIP_VERSION = 0x03,
  10         AXP209_DCDC2_VOLTAGE = 0x23,
  11         AXP209_DCDC3_VOLTAGE = 0x27,
  12         AXP209_LDO24_VOLTAGE = 0x28,
  13         AXP209_LDO3_VOLTAGE = 0x29,
  14         AXP209_IRQ_ENABLE1 = 0x40,
  15         AXP209_IRQ_ENABLE2 = 0x41,
  16         AXP209_IRQ_ENABLE3 = 0x42,
  17         AXP209_IRQ_ENABLE4 = 0x43,
  18         AXP209_IRQ_ENABLE5 = 0x44,
  19         AXP209_IRQ_STATUS5 = 0x4c,
  20         AXP209_SHUTDOWN = 0x32,
  21         AXP209_GPIO0_CTRL = 0x90,
  22         AXP209_GPIO1_CTRL = 0x92,
  23         AXP209_GPIO2_CTRL = 0x93,
  24         AXP209_GPIO_STATE = 0x94,
  25         AXP209_GPIO3_CTRL = 0x95,
  26 };
  27
  28 #define AXP209_POWER_STATUS_ON_BY_DC    (1 << 0)
  29 #define AXP209_POWER_STATUS_VBUS_USABLE (1 << 4)
  30
  31 #define AXP209_IRQ5_PEK_UP              (1 << 6)
  32 #define AXP209_IRQ5_PEK_DOWN            (1 << 5)
  33
  34 #define AXP209_POWEROFF                 (1 << 7)
  35
  36 #define AXP209_GPIO_OUTPUT_LOW          0x00 /* Drive pin low */
  37 #define AXP209_GPIO_OUTPUT_HIGH         0x01 /* Drive pin high */
  38 #define AXP209_GPIO_INPUT               0x02 /* Float pin */
  39
  40 /* GPIO3 is different from the others */
  41 #define AXP209_GPIO3_OUTPUT_LOW         0x00 /* Drive pin low, Output mode */
  42 #define AXP209_GPIO3_OUTPUT_HIGH        0x02 /* Float pin, Output mode */
  43 #define AXP209_GPIO3_INPUT              0x06 /* Float pin, Input mode */
  44
  45 #define AXP_GPIO
  46
  47 extern int axp209_set_dcdc2(int mvolt);
  48 extern int axp209_set_dcdc3(int mvolt);
  49 extern int axp209_set_ldo2(int mvolt);
  50 extern int axp209_set_ldo3(int mvolt);
  51 extern int axp209_set_ldo4(int mvolt);
  52 extern int axp209_init(void);
  53 extern int axp209_poweron_by_dc(void);
  54 extern int axp209_power_button(void);
  55
  56 extern int axp_gpio_direction_input(unsigned int pin);
  57 extern int axp_gpio_direction_output(unsigned int pin, unsigned int val);
  58 extern int axp_gpio_get_value(unsigned int pin);
  59 extern int axp_gpio_set_value(unsigned int pin, unsigned int val);