include/linux/mfd/rohm-bd71828.h

Source file repositories/reference/linux-study-clean/include/linux/mfd/rohm-bd71828.h

File Facts

System
Linux kernel
Corpus path
include/linux/mfd/rohm-bd71828.h
Extension
.h
Size
15121 bytes
Lines
493
Domain
Core OS
Bucket
Core Kernel Interface
Inferred role
Core OS: implementation source
Status
source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef __LINUX_MFD_BD71828_H__
#define __LINUX_MFD_BD71828_H__

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

/* Regulator IDs */
enum {
	BD71828_BUCK1,
	BD71828_BUCK2,
	BD71828_BUCK3,
	BD71828_BUCK4,
	BD71828_BUCK5,
	BD71828_BUCK6,
	BD71828_BUCK7,
	BD71828_LDO1,
	BD71828_LDO2,
	BD71828_LDO3,
	BD71828_LDO4,
	BD71828_LDO5,
	BD71828_LDO6,
	BD71828_LDO_SNVS,
	BD71828_REGULATOR_AMOUNT,
};

#define BD71828_BUCK1267_VOLTS		0x100
#define BD71828_BUCK3_VOLTS		0x20
#define BD71828_BUCK4_VOLTS		0x40
#define BD71828_BUCK5_VOLTS		0x20
#define BD71828_LDO_VOLTS		0x40
/* LDO6 is fixed 1.8V voltage */
#define BD71828_LDO_6_VOLTAGE		1800000

/* Registers and masks*/

/* MODE control */
#define BD71828_REG_PS_CTRL_1		0x04
#define BD71828_REG_PS_CTRL_2		0x05
#define BD71828_REG_PS_CTRL_3		0x06

#define BD71828_MASK_STATE_HBNT		BIT(1)

#define BD71828_MASK_RUN_LVL_CTRL	0x30

/* Regulator control masks */

#define BD71828_MASK_RAMP_DELAY		0x6

#define BD71828_MASK_RUN_EN		0x08
#define BD71828_MASK_SUSP_EN		0x04
#define BD71828_MASK_IDLE_EN		0x02
#define BD71828_MASK_LPSR_EN		0x01

#define BD71828_MASK_RUN0_EN		0x01
#define BD71828_MASK_RUN1_EN		0x02
#define BD71828_MASK_RUN2_EN		0x04
#define BD71828_MASK_RUN3_EN		0x08

#define BD71828_MASK_DVS_BUCK1_CTRL	0x10
#define BD71828_DVS_BUCK1_CTRL_I2C	0
#define BD71828_DVS_BUCK1_USE_RUNLVL	0x10

#define BD71828_MASK_DVS_BUCK2_CTRL	0x20
#define BD71828_DVS_BUCK2_CTRL_I2C	0
#define BD71828_DVS_BUCK2_USE_RUNLVL	0x20

#define BD71828_MASK_DVS_BUCK6_CTRL	0x40
#define BD71828_DVS_BUCK6_CTRL_I2C	0
#define BD71828_DVS_BUCK6_USE_RUNLVL	0x40

#define BD71828_MASK_DVS_BUCK7_CTRL	0x80
#define BD71828_DVS_BUCK7_CTRL_I2C	0
#define BD71828_DVS_BUCK7_USE_RUNLVL	0x80

#define BD71828_MASK_BUCK1267_VOLT	0xff
#define BD71828_MASK_BUCK3_VOLT		0x1f
#define BD71828_MASK_BUCK4_VOLT		0x3f
#define BD71828_MASK_BUCK5_VOLT		0x1f
#define BD71828_MASK_LDO_VOLT		0x3f

/* Regulator control regs */
#define BD71828_REG_BUCK1_EN		0x08
#define BD71828_REG_BUCK1_CTRL		0x09
#define BD71828_REG_BUCK1_MODE		0x0a
#define BD71828_REG_BUCK1_IDLE_VOLT	0x0b
#define BD71828_REG_BUCK1_SUSP_VOLT	0x0c
#define BD71828_REG_BUCK1_VOLT		0x0d

#define BD71828_REG_BUCK2_EN		0x12

Annotation

Implementation Notes