| /* |
| * Functions and registers to access AXP20X power management chip. |
| * |
| * Copyright (C) 2013, Carlo Caione <carlo@caione.org> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| #ifndef __LINUX_MFD_AXP20X_H |
| #define __LINUX_MFD_AXP20X_H |
| |
| #include <linux/regmap.h> |
| |
| enum { |
| AXP152_ID = 0, |
| AXP202_ID, |
| AXP209_ID, |
| AXP221_ID, |
| AXP223_ID, |
| AXP288_ID, |
| AXP809_ID, |
| NR_AXP20X_VARIANTS, |
| }; |
| |
| #define AXP20X_DATACACHE(m) (0x04 + (m)) |
| |
| /* Power supply */ |
| #define AXP152_PWR_OP_MODE 0x01 |
| #define AXP152_LDO3456_DC1234_CTRL 0x12 |
| #define AXP152_ALDO_OP_MODE 0x13 |
| #define AXP152_LDO0_CTRL 0x15 |
| #define AXP152_DCDC2_V_OUT 0x23 |
| #define AXP152_DCDC2_V_SCAL 0x25 |
| #define AXP152_DCDC1_V_OUT 0x26 |
| #define AXP152_DCDC3_V_OUT 0x27 |
| #define AXP152_ALDO12_V_OUT 0x28 |
| #define AXP152_DLDO1_V_OUT 0x29 |
| #define AXP152_DLDO2_V_OUT 0x2a |
| #define AXP152_DCDC4_V_OUT 0x2b |
| #define AXP152_V_OFF 0x31 |
| #define AXP152_OFF_CTRL 0x32 |
| #define AXP152_PEK_KEY 0x36 |
| #define AXP152_DCDC_FREQ 0x37 |
| #define AXP152_DCDC_MODE 0x80 |
| |
| #define AXP20X_PWR_INPUT_STATUS 0x00 |
| #define AXP20X_PWR_OP_MODE 0x01 |
| #define AXP20X_USB_OTG_STATUS 0x02 |
| #define AXP20X_PWR_OUT_CTRL 0x12 |
| #define AXP20X_DCDC2_V_OUT 0x23 |
| #define AXP20X_DCDC2_LDO3_V_SCAL 0x25 |
| #define AXP20X_DCDC3_V_OUT 0x27 |
| #define AXP20X_LDO24_V_OUT 0x28 |
| #define AXP20X_LDO3_V_OUT 0x29 |
| #define AXP20X_VBUS_IPSOUT_MGMT 0x30 |
| #define AXP20X_V_OFF 0x31 |
| #define AXP20X_OFF_CTRL 0x32 |
| #define AXP20X_CHRG_CTRL1 0x33 |
| #define AXP20X_CHRG_CTRL2 0x34 |
| #define AXP20X_CHRG_BAK_CTRL 0x35 |
| #define AXP20X_PEK_KEY 0x36 |
| #define AXP20X_DCDC_FREQ 0x37 |
| #define AXP20X_V_LTF_CHRG 0x38 |
| #define AXP20X_V_HTF_CHRG 0x39 |
| #define AXP20X_APS_WARN_L1 0x3a |
| #define AXP20X_APS_WARN_L2 0x3b |
| #define AXP20X_V_LTF_DISCHRG 0x3c |
| #define AXP20X_V_HTF_DISCHRG 0x3d |
| |
| #define AXP22X_PWR_OUT_CTRL1 0x10 |
| #define AXP22X_PWR_OUT_CTRL2 0x12 |
| #define AXP22X_PWR_OUT_CTRL3 0x13 |
| #define AXP22X_DLDO1_V_OUT 0x15 |
| #define AXP22X_DLDO2_V_OUT 0x16 |
| #define AXP22X_DLDO3_V_OUT 0x17 |
| #define AXP22X_DLDO4_V_OUT 0x18 |
| #define AXP22X_ELDO1_V_OUT 0x19 |
| #define AXP22X_ELDO2_V_OUT 0x1a |
| #define AXP22X_ELDO3_V_OUT 0x1b |
| #define AXP22X_DC5LDO_V_OUT 0x1c |
| #define AXP22X_DCDC1_V_OUT 0x21 |
| #define AXP22X_DCDC2_V_OUT 0x22 |
| #define AXP22X_DCDC3_V_OUT 0x23 |
| #define AXP22X_DCDC4_V_OUT 0x24 |
| #define AXP22X_DCDC5_V_OUT 0x25 |
| #define AXP22X_DCDC23_V_RAMP_CTRL 0x27 |
| #define AXP22X_ALDO1_V_OUT 0x28 |
| #define AXP22X_ALDO2_V_OUT 0x29 |
| #define AXP22X_ALDO3_V_OUT 0x2a |
| #define AXP22X_CHRG_CTRL3 0x35 |
| |
| /* Interrupt */ |
| #define AXP152_IRQ1_EN 0x40 |
| #define AXP152_IRQ2_EN 0x41 |
| #define AXP152_IRQ3_EN 0x42 |
| #define AXP152_IRQ1_STATE 0x48 |
| #define AXP152_IRQ2_STATE 0x49 |
| #define AXP152_IRQ3_STATE 0x4a |
| |
| #define AXP20X_IRQ1_EN 0x40 |
| #define AXP20X_IRQ2_EN 0x41 |
| #define AXP20X_IRQ3_EN 0x42 |
| #define AXP20X_IRQ4_EN 0x43 |
| #define AXP20X_IRQ5_EN 0x44 |
| #define AXP20X_IRQ6_EN 0x45 |
| #define AXP20X_IRQ1_STATE 0x48 |
| #define AXP20X_IRQ2_STATE 0x49 |
| #define AXP20X_IRQ3_STATE 0x4a |
| #define AXP20X_IRQ4_STATE 0x4b |
| #define AXP20X_IRQ5_STATE 0x4c |
| #define AXP20X_IRQ6_STATE 0x4d |
| |
| /* ADC */ |
| #define AXP20X_ACIN_V_ADC_H 0x56 |
| #define AXP20X_ACIN_V_ADC_L 0x57 |
| #define AXP20X_ACIN_I_ADC_H 0x58 |
| #define AXP20X_ACIN_I_ADC_L 0x59 |
| #define AXP20X_VBUS_V_ADC_H 0x5a |
| #define AXP20X_VBUS_V_ADC_L 0x5b |
| #define AXP20X_VBUS_I_ADC_H 0x5c |
| #define AXP20X_VBUS_I_ADC_L 0x5d |
| #define AXP20X_TEMP_ADC_H 0x5e |
| #define AXP20X_TEMP_ADC_L 0x5f |
| #define AXP20X_TS_IN_H 0x62 |
| #define AXP20X_TS_IN_L 0x63 |
| #define AXP20X_GPIO0_V_ADC_H 0x64 |
| #define AXP20X_GPIO0_V_ADC_L 0x65 |
| #define AXP20X_GPIO1_V_ADC_H 0x66 |
| #define AXP20X_GPIO1_V_ADC_L 0x67 |
| #define AXP20X_PWR_BATT_H 0x70 |
| #define AXP20X_PWR_BATT_M 0x71 |
| #define AXP20X_PWR_BATT_L 0x72 |
| #define AXP20X_BATT_V_H 0x78 |
| #define AXP20X_BATT_V_L 0x79 |
| #define AXP20X_BATT_CHRG_I_H 0x7a |
| #define AXP20X_BATT_CHRG_I_L 0x7b |
| #define AXP20X_BATT_DISCHRG_I_H 0x7c |
| #define AXP20X_BATT_DISCHRG_I_L 0x7d |
| #define AXP20X_IPSOUT_V_HIGH_H 0x7e |
| #define AXP20X_IPSOUT_V_HIGH_L 0x7f |
| |
| /* Power supply */ |
| #define AXP20X_DCDC_MODE 0x80 |
| #define AXP20X_ADC_EN1 0x82 |
| #define AXP20X_ADC_EN2 0x83 |
| #define AXP20X_ADC_RATE 0x84 |
| #define AXP20X_GPIO10_IN_RANGE 0x85 |
| #define AXP20X_GPIO1_ADC_IRQ_RIS 0x86 |
| #define AXP20X_GPIO1_ADC_IRQ_FAL 0x87 |
| #define AXP20X_TIMER_CTRL 0x8a |
| #define AXP20X_VBUS_MON 0x8b |
| #define AXP20X_OVER_TMP 0x8f |
| |
| #define AXP22X_PWREN_CTRL1 0x8c |
| #define AXP22X_PWREN_CTRL2 0x8d |
| |
| /* GPIO */ |
| #define AXP152_GPIO0_CTRL 0x90 |
| #define AXP152_GPIO1_CTRL 0x91 |
| #define AXP152_GPIO2_CTRL 0x92 |
| #define AXP152_GPIO3_CTRL 0x93 |
| #define AXP152_LDOGPIO2_V_OUT 0x96 |
| #define AXP152_GPIO_INPUT 0x97 |
| #define AXP152_PWM0_FREQ_X 0x98 |
| #define AXP152_PWM0_FREQ_Y 0x99 |
| #define AXP152_PWM0_DUTY_CYCLE 0x9a |
| #define AXP152_PWM1_FREQ_X 0x9b |
| #define AXP152_PWM1_FREQ_Y 0x9c |
| #define AXP152_PWM1_DUTY_CYCLE 0x9d |
| |
| #define AXP20X_GPIO0_CTRL 0x90 |
| #define AXP20X_LDO5_V_OUT 0x91 |
| #define AXP20X_GPIO1_CTRL 0x92 |
| #define AXP20X_GPIO2_CTRL 0x93 |
| #define AXP20X_GPIO20_SS 0x94 |
| #define AXP20X_GPIO3_CTRL 0x95 |
| |
| #define AXP22X_LDO_IO0_V_OUT 0x91 |
| #define AXP22X_LDO_IO1_V_OUT 0x93 |
| #define AXP22X_GPIO_STATE 0x94 |
| #define AXP22X_GPIO_PULL_DOWN 0x95 |
| |
| /* Battery */ |
| #define AXP20X_CHRG_CC_31_24 0xb0 |
| #define AXP20X_CHRG_CC_23_16 0xb1 |
| #define AXP20X_CHRG_CC_15_8 0xb2 |
| #define AXP20X_CHRG_CC_7_0 0xb3 |
| #define AXP20X_DISCHRG_CC_31_24 0xb4 |
| #define AXP20X_DISCHRG_CC_23_16 0xb5 |
| #define AXP20X_DISCHRG_CC_15_8 0xb6 |
| #define AXP20X_DISCHRG_CC_7_0 0xb7 |
| #define AXP20X_CC_CTRL 0xb8 |
| #define AXP20X_FG_RES 0xb9 |
| |
| /* OCV */ |
| #define AXP20X_RDC_H 0xba |
| #define AXP20X_RDC_L 0xbb |
| #define AXP20X_OCV(m) (0xc0 + (m)) |
| #define AXP20X_OCV_MAX 0xf |
| |
| /* AXP22X specific registers */ |
| #define AXP22X_BATLOW_THRES1 0xe6 |
| |
| /* AXP288 specific registers */ |
| #define AXP288_PMIC_ADC_H 0x56 |
| #define AXP288_PMIC_ADC_L 0x57 |
| #define AXP288_ADC_TS_PIN_CTRL 0x84 |
| #define AXP288_PMIC_ADC_EN 0x84 |
| |
| /* Fuel Gauge */ |
| #define AXP288_FG_RDC1_REG 0xba |
| #define AXP288_FG_RDC0_REG 0xbb |
| #define AXP288_FG_OCVH_REG 0xbc |
| #define AXP288_FG_OCVL_REG 0xbd |
| #define AXP288_FG_OCV_CURVE_REG 0xc0 |
| #define AXP288_FG_DES_CAP1_REG 0xe0 |
| #define AXP288_FG_DES_CAP0_REG 0xe1 |
| #define AXP288_FG_CC_MTR1_REG 0xe2 |
| #define AXP288_FG_CC_MTR0_REG 0xe3 |
| #define AXP288_FG_OCV_CAP_REG 0xe4 |
| #define AXP288_FG_CC_CAP_REG 0xe5 |
| #define AXP288_FG_LOW_CAP_REG 0xe6 |
| #define AXP288_FG_TUNE0 0xe8 |
| #define AXP288_FG_TUNE1 0xe9 |
| #define AXP288_FG_TUNE2 0xea |
| #define AXP288_FG_TUNE3 0xeb |
| #define AXP288_FG_TUNE4 0xec |
| #define AXP288_FG_TUNE5 0xed |
| |
| /* Regulators IDs */ |
| enum { |
| AXP20X_LDO1 = 0, |
| AXP20X_LDO2, |
| AXP20X_LDO3, |
| AXP20X_LDO4, |
| AXP20X_LDO5, |
| AXP20X_DCDC2, |
| AXP20X_DCDC3, |
| AXP20X_REG_ID_MAX, |
| }; |
| |
| enum { |
| AXP22X_DCDC1 = 0, |
| AXP22X_DCDC2, |
| AXP22X_DCDC3, |
| AXP22X_DCDC4, |
| AXP22X_DCDC5, |
| AXP22X_DC1SW, |
| AXP22X_DC5LDO, |
| AXP22X_ALDO1, |
| AXP22X_ALDO2, |
| AXP22X_ALDO3, |
| AXP22X_ELDO1, |
| AXP22X_ELDO2, |
| AXP22X_ELDO3, |
| AXP22X_DLDO1, |
| AXP22X_DLDO2, |
| AXP22X_DLDO3, |
| AXP22X_DLDO4, |
| AXP22X_RTC_LDO, |
| AXP22X_LDO_IO0, |
| AXP22X_LDO_IO1, |
| AXP22X_REG_ID_MAX, |
| }; |
| |
| enum { |
| AXP809_DCDC1 = 0, |
| AXP809_DCDC2, |
| AXP809_DCDC3, |
| AXP809_DCDC4, |
| AXP809_DCDC5, |
| AXP809_DC1SW, |
| AXP809_DC5LDO, |
| AXP809_ALDO1, |
| AXP809_ALDO2, |
| AXP809_ALDO3, |
| AXP809_ELDO1, |
| AXP809_ELDO2, |
| AXP809_ELDO3, |
| AXP809_DLDO1, |
| AXP809_DLDO2, |
| AXP809_RTC_LDO, |
| AXP809_LDO_IO0, |
| AXP809_LDO_IO1, |
| AXP809_SW, |
| AXP809_REG_ID_MAX, |
| }; |
| |
| /* IRQs */ |
| enum { |
| AXP152_IRQ_LDO0IN_CONNECT = 1, |
| AXP152_IRQ_LDO0IN_REMOVAL, |
| AXP152_IRQ_ALDO0IN_CONNECT, |
| AXP152_IRQ_ALDO0IN_REMOVAL, |
| AXP152_IRQ_DCDC1_V_LOW, |
| AXP152_IRQ_DCDC2_V_LOW, |
| AXP152_IRQ_DCDC3_V_LOW, |
| AXP152_IRQ_DCDC4_V_LOW, |
| AXP152_IRQ_PEK_SHORT, |
| AXP152_IRQ_PEK_LONG, |
| AXP152_IRQ_TIMER, |
| AXP152_IRQ_PEK_RIS_EDGE, |
| AXP152_IRQ_PEK_FAL_EDGE, |
| AXP152_IRQ_GPIO3_INPUT, |
| AXP152_IRQ_GPIO2_INPUT, |
| AXP152_IRQ_GPIO1_INPUT, |
| AXP152_IRQ_GPIO0_INPUT, |
| }; |
| |
| enum { |
| AXP20X_IRQ_ACIN_OVER_V = 1, |
| AXP20X_IRQ_ACIN_PLUGIN, |
| AXP20X_IRQ_ACIN_REMOVAL, |
| AXP20X_IRQ_VBUS_OVER_V, |
| AXP20X_IRQ_VBUS_PLUGIN, |
| AXP20X_IRQ_VBUS_REMOVAL, |
| AXP20X_IRQ_VBUS_V_LOW, |
| AXP20X_IRQ_BATT_PLUGIN, |
| AXP20X_IRQ_BATT_REMOVAL, |
| AXP20X_IRQ_BATT_ENT_ACT_MODE, |
| AXP20X_IRQ_BATT_EXIT_ACT_MODE, |
| AXP20X_IRQ_CHARG, |
| AXP20X_IRQ_CHARG_DONE, |
| AXP20X_IRQ_BATT_TEMP_HIGH, |
| AXP20X_IRQ_BATT_TEMP_LOW, |
| AXP20X_IRQ_DIE_TEMP_HIGH, |
| AXP20X_IRQ_CHARG_I_LOW, |
| AXP20X_IRQ_DCDC1_V_LONG, |
| AXP20X_IRQ_DCDC2_V_LONG, |
| AXP20X_IRQ_DCDC3_V_LONG, |
| AXP20X_IRQ_PEK_SHORT = 22, |
| AXP20X_IRQ_PEK_LONG, |
| AXP20X_IRQ_N_OE_PWR_ON, |
| AXP20X_IRQ_N_OE_PWR_OFF, |
| AXP20X_IRQ_VBUS_VALID, |
| AXP20X_IRQ_VBUS_NOT_VALID, |
| AXP20X_IRQ_VBUS_SESS_VALID, |
| AXP20X_IRQ_VBUS_SESS_END, |
| AXP20X_IRQ_LOW_PWR_LVL1, |
| AXP20X_IRQ_LOW_PWR_LVL2, |
| AXP20X_IRQ_TIMER, |
| AXP20X_IRQ_PEK_RIS_EDGE, |
| AXP20X_IRQ_PEK_FAL_EDGE, |
| AXP20X_IRQ_GPIO3_INPUT, |
| AXP20X_IRQ_GPIO2_INPUT, |
| AXP20X_IRQ_GPIO1_INPUT, |
| AXP20X_IRQ_GPIO0_INPUT, |
| }; |
| |
| enum axp22x_irqs { |
| AXP22X_IRQ_ACIN_OVER_V = 1, |
| AXP22X_IRQ_ACIN_PLUGIN, |
| AXP22X_IRQ_ACIN_REMOVAL, |
| AXP22X_IRQ_VBUS_OVER_V, |
| AXP22X_IRQ_VBUS_PLUGIN, |
| AXP22X_IRQ_VBUS_REMOVAL, |
| AXP22X_IRQ_VBUS_V_LOW, |
| AXP22X_IRQ_BATT_PLUGIN, |
| AXP22X_IRQ_BATT_REMOVAL, |
| AXP22X_IRQ_BATT_ENT_ACT_MODE, |
| AXP22X_IRQ_BATT_EXIT_ACT_MODE, |
| AXP22X_IRQ_CHARG, |
| AXP22X_IRQ_CHARG_DONE, |
| AXP22X_IRQ_BATT_TEMP_HIGH, |
| AXP22X_IRQ_BATT_TEMP_LOW, |
| AXP22X_IRQ_DIE_TEMP_HIGH, |
| AXP22X_IRQ_PEK_SHORT, |
| AXP22X_IRQ_PEK_LONG, |
| AXP22X_IRQ_LOW_PWR_LVL1, |
| AXP22X_IRQ_LOW_PWR_LVL2, |
| AXP22X_IRQ_TIMER, |
| AXP22X_IRQ_PEK_RIS_EDGE, |
| AXP22X_IRQ_PEK_FAL_EDGE, |
| AXP22X_IRQ_GPIO1_INPUT, |
| AXP22X_IRQ_GPIO0_INPUT, |
| }; |
| |
| enum axp288_irqs { |
| AXP288_IRQ_VBUS_FALL = 2, |
| AXP288_IRQ_VBUS_RISE, |
| AXP288_IRQ_OV, |
| AXP288_IRQ_FALLING_ALT, |
| AXP288_IRQ_RISING_ALT, |
| AXP288_IRQ_OV_ALT, |
| AXP288_IRQ_DONE = 10, |
| AXP288_IRQ_CHARGING, |
| AXP288_IRQ_SAFE_QUIT, |
| AXP288_IRQ_SAFE_ENTER, |
| AXP288_IRQ_ABSENT, |
| AXP288_IRQ_APPEND, |
| AXP288_IRQ_QWBTU, |
| AXP288_IRQ_WBTU, |
| AXP288_IRQ_QWBTO, |
| AXP288_IRQ_WBTO, |
| AXP288_IRQ_QCBTU, |
| AXP288_IRQ_CBTU, |
| AXP288_IRQ_QCBTO, |
| AXP288_IRQ_CBTO, |
| AXP288_IRQ_WL2, |
| AXP288_IRQ_WL1, |
| AXP288_IRQ_GPADC, |
| AXP288_IRQ_OT = 31, |
| AXP288_IRQ_GPIO0, |
| AXP288_IRQ_GPIO1, |
| AXP288_IRQ_POKO, |
| AXP288_IRQ_POKL, |
| AXP288_IRQ_POKS, |
| AXP288_IRQ_POKN, |
| AXP288_IRQ_POKP, |
| AXP288_IRQ_TIMER, |
| AXP288_IRQ_MV_CHNG, |
| AXP288_IRQ_BC_USB_CHNG, |
| }; |
| |
| enum axp809_irqs { |
| AXP809_IRQ_ACIN_OVER_V = 1, |
| AXP809_IRQ_ACIN_PLUGIN, |
| AXP809_IRQ_ACIN_REMOVAL, |
| AXP809_IRQ_VBUS_OVER_V, |
| AXP809_IRQ_VBUS_PLUGIN, |
| AXP809_IRQ_VBUS_REMOVAL, |
| AXP809_IRQ_VBUS_V_LOW, |
| AXP809_IRQ_BATT_PLUGIN, |
| AXP809_IRQ_BATT_REMOVAL, |
| AXP809_IRQ_BATT_ENT_ACT_MODE, |
| AXP809_IRQ_BATT_EXIT_ACT_MODE, |
| AXP809_IRQ_CHARG, |
| AXP809_IRQ_CHARG_DONE, |
| AXP809_IRQ_BATT_CHG_TEMP_HIGH, |
| AXP809_IRQ_BATT_CHG_TEMP_HIGH_END, |
| AXP809_IRQ_BATT_CHG_TEMP_LOW, |
| AXP809_IRQ_BATT_CHG_TEMP_LOW_END, |
| AXP809_IRQ_BATT_ACT_TEMP_HIGH, |
| AXP809_IRQ_BATT_ACT_TEMP_HIGH_END, |
| AXP809_IRQ_BATT_ACT_TEMP_LOW, |
| AXP809_IRQ_BATT_ACT_TEMP_LOW_END, |
| AXP809_IRQ_DIE_TEMP_HIGH, |
| AXP809_IRQ_LOW_PWR_LVL1, |
| AXP809_IRQ_LOW_PWR_LVL2, |
| AXP809_IRQ_TIMER, |
| AXP809_IRQ_PEK_RIS_EDGE, |
| AXP809_IRQ_PEK_FAL_EDGE, |
| AXP809_IRQ_PEK_SHORT, |
| AXP809_IRQ_PEK_LONG, |
| AXP809_IRQ_PEK_OVER_OFF, |
| AXP809_IRQ_GPIO1_INPUT, |
| AXP809_IRQ_GPIO0_INPUT, |
| }; |
| |
| #define AXP288_TS_ADC_H 0x58 |
| #define AXP288_TS_ADC_L 0x59 |
| #define AXP288_GP_ADC_H 0x5a |
| #define AXP288_GP_ADC_L 0x5b |
| |
| struct axp20x_dev { |
| struct device *dev; |
| int irq; |
| struct regmap *regmap; |
| struct regmap_irq_chip_data *regmap_irqc; |
| long variant; |
| int nr_cells; |
| struct mfd_cell *cells; |
| const struct regmap_config *regmap_cfg; |
| const struct regmap_irq_chip *regmap_irq_chip; |
| }; |
| |
| #define BATTID_LEN 64 |
| #define OCV_CURVE_SIZE 32 |
| #define MAX_THERM_CURVE_SIZE 25 |
| #define PD_DEF_MIN_TEMP 0 |
| #define PD_DEF_MAX_TEMP 55 |
| |
| struct axp20x_fg_pdata { |
| char battid[BATTID_LEN + 1]; |
| int design_cap; |
| int min_volt; |
| int max_volt; |
| int max_temp; |
| int min_temp; |
| int cap1; |
| int cap0; |
| int rdc1; |
| int rdc0; |
| int ocv_curve[OCV_CURVE_SIZE]; |
| int tcsz; |
| int thermistor_curve[MAX_THERM_CURVE_SIZE][2]; |
| }; |
| |
| struct axp20x_chrg_pdata { |
| int max_cc; |
| int max_cv; |
| int def_cc; |
| int def_cv; |
| }; |
| |
| struct axp288_extcon_pdata { |
| /* GPIO pin control to switch D+/D- lines b/w PMIC and SOC */ |
| struct gpio_desc *gpio_mux_cntl; |
| }; |
| |
| /* generic helper function for reading 9-16 bit wide regs */ |
| static inline int axp20x_read_variable_width(struct regmap *regmap, |
| unsigned int reg, unsigned int width) |
| { |
| unsigned int reg_val, result; |
| int err; |
| |
| err = regmap_read(regmap, reg, ®_val); |
| if (err) |
| return err; |
| |
| result = reg_val << (width - 8); |
| |
| err = regmap_read(regmap, reg + 1, ®_val); |
| if (err) |
| return err; |
| |
| result |= reg_val; |
| |
| return result; |
| } |
| |
| /** |
| * axp20x_match_device(): Setup axp20x variant related fields |
| * |
| * @axp20x: axp20x device to setup (.dev field must be set) |
| * @dev: device associated with this axp20x device |
| * |
| * This lets the axp20x core configure the mfd cells and register maps |
| * for later use. |
| */ |
| int axp20x_match_device(struct axp20x_dev *axp20x); |
| |
| /** |
| * axp20x_device_probe(): Probe a configured axp20x device |
| * |
| * @axp20x: axp20x device to probe (must be configured) |
| * |
| * This function lets the axp20x core register the axp20x mfd devices |
| * and irqchip. The axp20x device passed in must be fully configured |
| * with axp20x_match_device, its irq set, and regmap created. |
| */ |
| int axp20x_device_probe(struct axp20x_dev *axp20x); |
| |
| /** |
| * axp20x_device_probe(): Remove a axp20x device |
| * |
| * @axp20x: axp20x device to remove |
| * |
| * This tells the axp20x core to remove the associated mfd devices |
| */ |
| int axp20x_device_remove(struct axp20x_dev *axp20x); |
| |
| #endif /* __LINUX_MFD_AXP20X_H */ |
