diff options
Diffstat (limited to 'include/axp209.h')
| -rw-r--r-- | include/axp209.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/include/axp209.h b/include/axp209.h new file mode 100644 index 0000000..f4f1b2f --- /dev/null +++ b/include/axp209.h @@ -0,0 +1,86 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * (C) Copyright 2012 Henrik Nordstrom <henrik@henriknordstrom.net> + */ + +#include <linux/bitops.h> + +enum axp209_reg { + AXP209_POWER_STATUS = 0x00, + AXP209_CHIP_VERSION = 0x03, + AXP209_OUTPUT_CTRL = 0x12, + AXP209_DCDC2_VOLTAGE = 0x23, + AXP209_VRC_DCDC2_LDO3 = 0x25, + AXP209_DCDC3_VOLTAGE = 0x27, + AXP209_LDO24_VOLTAGE = 0x28, + AXP209_LDO3_VOLTAGE = 0x29, + AXP209_IRQ_ENABLE1 = 0x40, + AXP209_IRQ_ENABLE2 = 0x41, + AXP209_IRQ_ENABLE3 = 0x42, + AXP209_IRQ_ENABLE4 = 0x43, + AXP209_IRQ_ENABLE5 = 0x44, + AXP209_IRQ_STATUS5 = 0x4c, + AXP209_SHUTDOWN = 0x32, +}; + +#define AXP209_POWER_STATUS_ON_BY_DC BIT(0) +#define AXP209_POWER_STATUS_VBUS_USABLE BIT(4) + +#define AXP209_CHIP_VERSION_MASK 0x0f + +#define AXP209_OUTPUT_CTRL_EXTEN BIT(0) +#define AXP209_OUTPUT_CTRL_DCDC3 BIT(1) +#define AXP209_OUTPUT_CTRL_LDO2 BIT(2) +#define AXP209_OUTPUT_CTRL_LDO4 BIT(3) +#define AXP209_OUTPUT_CTRL_DCDC2 BIT(4) +#define AXP209_OUTPUT_CTRL_LDO3 BIT(6) + +/* + * AXP209 datasheet contains wrong information about LDO3 VRC: + * - VRC is actually enabled when BIT(1) is True + * - VRC is actually not enabled by default (BIT(3) = 0 after reset) + */ +#define AXP209_VRC_LDO3_EN BIT(3) +#define AXP209_VRC_DCDC2_EN BIT(2) +#define AXP209_VRC_LDO3_800uV_uS (BIT(1) | AXP209_VRC_LDO3_EN) +#define AXP209_VRC_LDO3_1600uV_uS AXP209_VRC_LDO3_EN +#define AXP209_VRC_DCDC2_800uV_uS (BIT(0) | AXP209_VRC_DCDC2_EN) +#define AXP209_VRC_DCDC2_1600uV_uS AXP209_VRC_DCDC2_EN +#define AXP209_VRC_LDO3_MASK 0xa +#define AXP209_VRC_DCDC2_MASK 0x5 +#define AXP209_VRC_DCDC2_SLOPE_SET(reg, cfg) \ + (((reg) & ~AXP209_VRC_DCDC2_MASK) | \ + ((cfg) & AXP209_VRC_DCDC2_MASK)) +#define AXP209_VRC_LDO3_SLOPE_SET(reg, cfg) \ + (((reg) & ~AXP209_VRC_LDO3_MASK) | \ + ((cfg) & AXP209_VRC_LDO3_MASK)) + +#define AXP209_LDO24_LDO2_MASK 0xf0 +#define AXP209_LDO24_LDO4_MASK 0x0f +#define AXP209_LDO24_LDO2_SET(reg, cfg) \ + (((reg) & ~AXP209_LDO24_LDO2_MASK) | \ + (((cfg) << 4) & AXP209_LDO24_LDO2_MASK)) +#define AXP209_LDO24_LDO4_SET(reg, cfg) \ + (((reg) & ~AXP209_LDO24_LDO4_MASK) | \ + (((cfg) << 0) & AXP209_LDO24_LDO4_MASK)) + +#define AXP209_LDO3_VOLTAGE_FROM_LDO3IN BIT(7) +#define AXP209_LDO3_VOLTAGE_MASK 0x7f +#define AXP209_LDO3_VOLTAGE_SET(x) ((x) & AXP209_LDO3_VOLTAGE_MASK) + +#define AXP209_IRQ5_PEK_UP BIT(6) +#define AXP209_IRQ5_PEK_DOWN BIT(5) + +#define AXP209_POWEROFF BIT(7) + +/* For axp_gpio.c */ +#define AXP_POWER_STATUS 0x00 +#define AXP_POWER_STATUS_VBUS_PRESENT BIT(5) +#define AXP_GPIO0_CTRL 0x90 +#define AXP_GPIO1_CTRL 0x92 +#define AXP_GPIO2_CTRL 0x93 +#define AXP_GPIO_CTRL_OUTPUT_LOW 0x00 /* Drive pin low */ +#define AXP_GPIO_CTRL_OUTPUT_HIGH 0x01 /* Drive pin high */ +#define AXP_GPIO_CTRL_INPUT 0x02 /* Input */ +#define AXP_GPIO_STATE 0x94 +#define AXP_GPIO_STATE_OFFSET 4 |