FM / mfd

/usr/src/linux-headers-5.15.0-190/include/linux/mfd/

/usr/src/linux-headers-5.15.0-190/include/linux/mfd

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Edit: /usr/src/linux-headers-5.15.0-190/include/linux/mfd/rohm-bd718x7.h (9038B)

/* SPDX-License-Identifier: GPL-2.0-or-later */
/* Copyright (C) 2018 ROHM Semiconductors */

#ifndef __LINUX_MFD_BD718XX_H__
#define __LINUX_MFD_BD718XX_H__

#include <linux/mfd/rohm-generic.h>
#include <linux/regmap.h>

enum {
	BD718XX_BUCK1 = 0,
	BD718XX_BUCK2,
	BD718XX_BUCK3,
	BD718XX_BUCK4,
	BD718XX_BUCK5,
	BD718XX_BUCK6,
	BD718XX_BUCK7,
	BD718XX_BUCK8,
	BD718XX_LDO1,
	BD718XX_LDO2,
	BD718XX_LDO3,
	BD718XX_LDO4,
	BD718XX_LDO5,
	BD718XX_LDO6,
	BD718XX_LDO7,
	BD718XX_REGULATOR_AMOUNT,
};

/* Common voltage configurations */
#define BD718XX_DVS_BUCK_VOLTAGE_NUM		0x3D
#define BD718XX_4TH_NODVS_BUCK_VOLTAGE_NUM	0x3D

#define BD718XX_LDO1_VOLTAGE_NUM	0x08
#define BD718XX_LDO2_VOLTAGE_NUM	0x02
#define BD718XX_LDO3_VOLTAGE_NUM	0x10
#define BD718XX_LDO4_VOLTAGE_NUM	0x0A
#define BD718XX_LDO6_VOLTAGE_NUM	0x0A

/* BD71837 specific voltage configurations */
#define BD71837_BUCK5_VOLTAGE_NUM	0x10
#define BD71837_BUCK6_VOLTAGE_NUM	0x04
#define BD71837_BUCK7_VOLTAGE_NUM	0x08
#define BD71837_LDO5_VOLTAGE_NUM	0x10
#define BD71837_LDO7_VOLTAGE_NUM	0x10

/* BD71847 specific voltage configurations */
#define BD71847_BUCK3_VOLTAGE_NUM	0x18
#define BD71847_BUCK4_VOLTAGE_NUM	0x08
#define BD71847_LDO5_VOLTAGE_NUM	0x20

/* Registers specific to BD71837 */
enum {
	BD71837_REG_BUCK3_CTRL =	0x07,
	BD71837_REG_BUCK4_CTRL =	0x08,
	BD71837_REG_BUCK3_VOLT_RUN =	0x12,
	BD71837_REG_BUCK4_VOLT_RUN =	0x13,
	BD71837_REG_LDO7_VOLT =		0x1E,
};

/* Registers common for BD71837 and BD71847 */
enum {
	BD718XX_REG_REV =			0x00,
	BD718XX_REG_SWRESET =			0x01,
	BD718XX_REG_I2C_DEV =			0x02,
	BD718XX_REG_PWRCTRL0 =			0x03,
	BD718XX_REG_PWRCTRL1 =			0x04,
	BD718XX_REG_BUCK1_CTRL =		0x05,
	BD718XX_REG_BUCK2_CTRL =		0x06,
	BD718XX_REG_1ST_NODVS_BUCK_CTRL =	0x09,
	BD718XX_REG_2ND_NODVS_BUCK_CTRL =	0x0A,
	BD718XX_REG_3RD_NODVS_BUCK_CTRL =	0x0B,
	BD718XX_REG_4TH_NODVS_BUCK_CTRL =	0x0C,
	BD718XX_REG_BUCK1_VOLT_RUN =		0x0D,
	BD718XX_REG_BUCK1_VOLT_IDLE =		0x0E,
	BD718XX_REG_BUCK1_VOLT_SUSP =		0x0F,
	BD718XX_REG_BUCK2_VOLT_RUN =		0x10,
	BD718XX_REG_BUCK2_VOLT_IDLE =		0x11,
	BD718XX_REG_1ST_NODVS_BUCK_VOLT =	0x14,
	BD718XX_REG_2ND_NODVS_BUCK_VOLT =	0x15,
	BD718XX_REG_3RD_NODVS_BUCK_VOLT =	0x16,
	BD718XX_REG_4TH_NODVS_BUCK_VOLT =	0x17,
	BD718XX_REG_LDO1_VOLT =			0x18,
	BD718XX_REG_LDO2_VOLT =			0x19,
	BD718XX_REG_LDO3_VOLT =			0x1A,
	BD718XX_REG_LDO4_VOLT =			0x1B,
	BD718XX_REG_LDO5_VOLT =			0x1C,
	BD718XX_REG_LDO6_VOLT =			0x1D,
	BD718XX_REG_TRANS_COND0 =		0x1F,
	BD718XX_REG_TRANS_COND1 =		0x20,
	BD718XX_REG_VRFAULTEN =			0x21,
	BD718XX_REG_MVRFLTMASK0 =		0x22,
	BD718XX_REG_MVRFLTMASK1 =		0x23,
	BD718XX_REG_MVRFLTMASK2 =		0x24,
	BD718XX_REG_RCVCFG =			0x25,
	BD718XX_REG_RCVNUM =			0x26,
	BD718XX_REG_PWRONCONFIG0 =		0x27,
	BD718XX_REG_PWRONCONFIG1 =		0x28,
	BD718XX_REG_RESETSRC =			0x29,
	BD718XX_REG_MIRQ =			0x2A,
	BD718XX_REG_IRQ =			0x2B,
	BD718XX_REG_IN_MON =			0x2C,
	BD718XX_REG_POW_STATE =			0x2D,
	BD718XX_REG_OUT32K =			0x2E,
	BD718XX_REG_REGLOCK =			0x2F,
	BD718XX_REG_OTPVER =			0xFF,
	BD718XX_MAX_REGISTER =			0x100,
};

#define REGLOCK_PWRSEQ	0x1
#define REGLOCK_VREG	0x10

/* Generic BUCK control masks */
#define BD718XX_BUCK_SEL	0x02
#define BD718XX_BUCK_EN		0x01
#define BD718XX_BUCK_RUN_ON	0x04

/* Generic LDO masks */
#define BD718XX_LDO_SEL		0x80
#define BD718XX_LDO_EN		0x40

/* BD71837 BUCK ramp rate CTRL reg bits */
#define BUCK_RAMPRATE_MASK	0xC0
#define BUCK_RAMPRATE_10P00MV	0x0
#define BUCK_RAMPRATE_5P00MV	0x1
#define BUCK_RAMPRATE_2P50MV	0x2
#define BUCK_RAMPRATE_1P25MV	0x3

#define DVS_BUCK_RUN_MASK	0x3F
#define DVS_BUCK_SUSP_MASK	0x3F
#define DVS_BUCK_IDLE_MASK	0x3F

#define BD718XX_1ST_NODVS_BUCK_MASK	0x07
#define BD718XX_3RD_NODVS_BUCK_MASK	0x07
#define BD718XX_4TH_NODVS_BUCK_MASK	0x3F

#define BD71847_BUCK3_MASK		0x07
#define BD71847_BUCK3_RANGE_MASK	0xC0
#define BD71847_BUCK4_MASK		0x03
#define BD71847_BUCK4_RANGE_MASK	0x40

#define BD71837_BUCK5_MASK		0x07
#define BD71837_BUCK5_RANGE_MASK	0x80
#define BD71837_BUCK6_MASK		0x03

#define BD718XX_LDO1_MASK		0x03
#define BD718XX_LDO1_RANGE_MASK		0x20
#define BD718XX_LDO2_MASK		0x20
#define BD718XX_LDO3_MASK		0x0F
#define BD718XX_LDO4_MASK		0x0F
#define BD718XX_LDO6_MASK		0x0F

#define BD71837_LDO5_MASK		0x0F
#define BD71847_LDO5_MASK		0x0F
#define BD71847_LDO5_RANGE_MASK		0x20

#define BD71837_LDO7_MASK		0x0F

/* BD718XX Voltage monitoring masks */
#define BD718XX_BUCK1_VRMON80           0x1
#define BD718XX_BUCK1_VRMON130          0x2
#define BD718XX_BUCK2_VRMON80           0x4
#define BD718XX_BUCK2_VRMON130          0x8
#define BD718XX_1ST_NODVS_BUCK_VRMON80  0x1
#define BD718XX_1ST_NODVS_BUCK_VRMON130 0x2
#define BD718XX_2ND_NODVS_BUCK_VRMON80  0x4
#define BD718XX_2ND_NODVS_BUCK_VRMON130 0x8
#define BD718XX_3RD_NODVS_BUCK_VRMON80  0x10
#define BD718XX_3RD_NODVS_BUCK_VRMON130 0x20
#define BD718XX_4TH_NODVS_BUCK_VRMON80  0x40
#define BD718XX_4TH_NODVS_BUCK_VRMON130 0x80
#define BD718XX_LDO1_VRMON80            0x1
#define BD718XX_LDO2_VRMON80            0x2
#define BD718XX_LDO3_VRMON80            0x4
#define BD718XX_LDO4_VRMON80            0x8
#define BD718XX_LDO5_VRMON80            0x10
#define BD718XX_LDO6_VRMON80            0x20

/* BD71837 specific voltage monitoring masks */
#define BD71837_BUCK3_VRMON80           0x10
#define BD71837_BUCK3_VRMON130          0x20
#define BD71837_BUCK4_VRMON80           0x40
#define BD71837_BUCK4_VRMON130          0x80
#define BD71837_LDO7_VRMON80            0x40

/* BD718XX_REG_IRQ bits */
#define IRQ_SWRST		0x40
#define IRQ_PWRON_S		0x20
#define IRQ_PWRON_L		0x10
#define IRQ_PWRON		0x08
#define IRQ_WDOG		0x04
#define IRQ_ON_REQ		0x02
#define IRQ_STBY_REQ		0x01

/* ROHM BD718XX irqs */
enum {
	BD718XX_INT_STBY_REQ,
	BD718XX_INT_ON_REQ,
	BD718XX_INT_WDOG,
	BD718XX_INT_PWRBTN,
	BD718XX_INT_PWRBTN_L,
	BD718XX_INT_PWRBTN_S,
	BD718XX_INT_SWRST
};

/* ROHM BD718XX interrupt masks */
#define BD718XX_INT_SWRST_MASK		0x40
#define BD718XX_INT_PWRBTN_S_MASK	0x20
#define BD718XX_INT_PWRBTN_L_MASK	0x10
#define BD718XX_INT_PWRBTN_MASK		0x8
#define BD718XX_INT_WDOG_MASK		0x4
#define BD718XX_INT_ON_REQ_MASK		0x2
#define BD718XX_INT_STBY_REQ_MASK	0x1

/* Register write induced reset settings */

/*
 * Even though the bit zero is not SWRESET type we still want to write zero
 * to it when changing type. Bit zero is 'SWRESET' trigger bit and if we
 * write 1 to it we will trigger the action. So always write 0 to it when
 * changning SWRESET action - no matter what we read from it.
 */
#define BD718XX_SWRESET_TYPE_MASK	7
#define BD718XX_SWRESET_TYPE_DISABLED	0
#define BD718XX_SWRESET_TYPE_COLD	4
#define BD718XX_SWRESET_TYPE_WARM	6

#define BD718XX_SWRESET_RESET_MASK	1
#define BD718XX_SWRESET_RESET		1

/* Poweroff state transition conditions */

#define BD718XX_ON_REQ_POWEROFF_MASK	1
#define BD718XX_SWRESET_POWEROFF_MASK	2
#define BD718XX_WDOG_POWEROFF_MASK	4
#define BD718XX_KEY_L_POWEROFF_MASK	8

#define BD718XX_POWOFF_TO_SNVS	0
#define BD718XX_POWOFF_TO_RDY	0xF

#define BD718XX_POWOFF_TIME_MASK 0xF0
enum {
	BD718XX_POWOFF_TIME_5MS = 0,
	BD718XX_POWOFF_TIME_10MS,
	BD718XX_POWOFF_TIME_15MS,
	BD718XX_POWOFF_TIME_20MS,
	BD718XX_POWOFF_TIME_25MS,
	BD718XX_POWOFF_TIME_30MS,
	BD718XX_POWOFF_TIME_35MS,
	BD718XX_POWOFF_TIME_40MS,
	BD718XX_POWOFF_TIME_45MS,
	BD718XX_POWOFF_TIME_50MS,
	BD718XX_POWOFF_TIME_75MS,
	BD718XX_POWOFF_TIME_100MS,
	BD718XX_POWOFF_TIME_250MS,
	BD718XX_POWOFF_TIME_500MS,
	BD718XX_POWOFF_TIME_750MS,
	BD718XX_POWOFF_TIME_1500MS
};

/* Poweron sequence state transition conditions */
#define BD718XX_RDY_TO_SNVS_MASK 0xF
#define BD718XX_SNVS_TO_RUN_MASK 0xF0

#define BD718XX_PWR_TRIG_KEY_L		1
#define BD718XX_PWR_TRIG_KEY_S		2
#define BD718XX_PWR_TRIG_PMIC_ON	4
#define BD718XX_PWR_TRIG_VSYS_UVLO	8
#define BD718XX_RDY_TO_SNVS_SIFT	0
#define BD718XX_SNVS_TO_RUN_SIFT	4

#define BD718XX_PWRBTN_PRESS_DURATION_MASK 0xF

/* Timeout value for detecting short press */
enum {
	BD718XX_PWRBTN_SHORT_PRESS_10MS = 0,
	BD718XX_PWRBTN_SHORT_PRESS_500MS,
	BD718XX_PWRBTN_SHORT_PRESS_1000MS,
	BD718XX_PWRBTN_SHORT_PRESS_1500MS,
	BD718XX_PWRBTN_SHORT_PRESS_2000MS,
	BD718XX_PWRBTN_SHORT_PRESS_2500MS,
	BD718XX_PWRBTN_SHORT_PRESS_3000MS,
	BD718XX_PWRBTN_SHORT_PRESS_3500MS,
	BD718XX_PWRBTN_SHORT_PRESS_4000MS,
	BD718XX_PWRBTN_SHORT_PRESS_4500MS,
	BD718XX_PWRBTN_SHORT_PRESS_5000MS,
	BD718XX_PWRBTN_SHORT_PRESS_5500MS,
	BD718XX_PWRBTN_SHORT_PRESS_6000MS,
	BD718XX_PWRBTN_SHORT_PRESS_6500MS,
	BD718XX_PWRBTN_SHORT_PRESS_7000MS,
	BD718XX_PWRBTN_SHORT_PRESS_7500MS
};

/* Timeout value for detecting LONG press */
enum {
	BD718XX_PWRBTN_LONG_PRESS_10MS = 0,
	BD718XX_PWRBTN_LONG_PRESS_1S,
	BD718XX_PWRBTN_LONG_PRESS_2S,
	BD718XX_PWRBTN_LONG_PRESS_3S,
	BD718XX_PWRBTN_LONG_PRESS_4S,
	BD718XX_PWRBTN_LONG_PRESS_5S,
	BD718XX_PWRBTN_LONG_PRESS_6S,
	BD718XX_PWRBTN_LONG_PRESS_7S,
	BD718XX_PWRBTN_LONG_PRESS_8S,
	BD718XX_PWRBTN_LONG_PRESS_9S,
	BD718XX_PWRBTN_LONG_PRESS_10S,
	BD718XX_PWRBTN_LONG_PRESS_11S,
	BD718XX_PWRBTN_LONG_PRESS_12S,
	BD718XX_PWRBTN_LONG_PRESS_13S,
	BD718XX_PWRBTN_LONG_PRESS_14S,
	BD718XX_PWRBTN_LONG_PRESS_15S
};

#endif /* __LINUX_MFD_BD718XX_H__ */

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