60 lines
1.8 KiB
C
60 lines
1.8 KiB
C
/*
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* (C) Copyright 2012 Henrik Nordstrom <henrik@henriknordstrom.net>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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enum axp209_reg {
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AXP209_POWER_STATUS = 0x00,
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AXP209_CHIP_VERSION = 0x03,
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AXP209_DCDC2_VOLTAGE = 0x23,
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AXP209_DCDC3_VOLTAGE = 0x27,
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AXP209_LDO24_VOLTAGE = 0x28,
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AXP209_LDO3_VOLTAGE = 0x29,
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AXP209_IRQ_ENABLE1 = 0x40,
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AXP209_IRQ_ENABLE2 = 0x41,
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AXP209_IRQ_ENABLE3 = 0x42,
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AXP209_IRQ_ENABLE4 = 0x43,
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AXP209_IRQ_ENABLE5 = 0x44,
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AXP209_IRQ_STATUS5 = 0x4c,
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AXP209_SHUTDOWN = 0x32,
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AXP209_GPIO0_CTRL = 0x90,
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AXP209_GPIO1_CTRL = 0x92,
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AXP209_GPIO2_CTRL = 0x93,
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AXP209_GPIO_STATE = 0x94,
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AXP209_GPIO3_CTRL = 0x95,
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};
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#define AXP209_POWER_STATUS_ON_BY_DC (1 << 0)
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#define AXP209_POWER_STATUS_VBUS_USABLE (1 << 4)
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#define AXP209_IRQ5_PEK_UP (1 << 6)
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#define AXP209_IRQ5_PEK_DOWN (1 << 5)
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#define AXP209_POWEROFF (1 << 7)
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#define AXP209_GPIO_OUTPUT_LOW 0x00 /* Drive pin low */
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#define AXP209_GPIO_OUTPUT_HIGH 0x01 /* Drive pin high */
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#define AXP209_GPIO_INPUT 0x02 /* Float pin */
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/* GPIO3 is different from the others */
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#define AXP209_GPIO3_OUTPUT_LOW 0x00 /* Drive pin low, Output mode */
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#define AXP209_GPIO3_OUTPUT_HIGH 0x02 /* Float pin, Output mode */
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#define AXP209_GPIO3_INPUT 0x06 /* Float pin, Input mode */
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#define AXP_GPIO
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extern int axp209_set_dcdc2(int mvolt);
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extern int axp209_set_dcdc3(int mvolt);
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extern int axp209_set_ldo2(int mvolt);
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extern int axp209_set_ldo3(int mvolt);
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extern int axp209_set_ldo4(int mvolt);
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extern int axp209_init(void);
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extern int axp209_poweron_by_dc(void);
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extern int axp209_power_button(void);
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extern int axp_gpio_direction_input(unsigned int pin);
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extern int axp_gpio_direction_output(unsigned int pin, unsigned int val);
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extern int axp_gpio_get_value(unsigned int pin);
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extern int axp_gpio_set_value(unsigned int pin, unsigned int val);
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