ad525x_dpot.h File Reference

#include <linux/types.h>

Go to the source code of this file.

Data Structures
struct	ad_dpot_bus_ops
struct	ad_dpot_bus_data

Macros
#define	DPOT_CONF(features, wipers, max_pos, uid)
#define	DPOT_UID(conf)   (conf & 0x3F)
#define	DPOT_MAX_POS(conf)   ((conf >> 6) & 0xF)
#define	DPOT_WIPERS(conf)   ((conf >> 10) & 0xFF)
#define	DPOT_FEAT(conf)   (conf >> 18)
#define	BRDAC0   (1 << 0)
#define	BRDAC1   (1 << 1)
#define	BRDAC2   (1 << 2)
#define	BRDAC3   (1 << 3)
#define	BRDAC4   (1 << 4)
#define	BRDAC5   (1 << 5)
#define	MAX_RDACS   6
#define	F_CMD_INC   (1 << 0) /* Features INC/DEC ALL, 6dB */
#define	F_CMD_EEP   (1 << 1) /* Features EEPROM */
#define	F_CMD_OTP   (1 << 2) /* Features OTP */
#define	F_CMD_TOL   (1 << 3) /* RDACS feature Tolerance REG */
#define	F_RDACS_RW   (1 << 4) /* RDACS are Read/Write */
#define	F_RDACS_WONLY   (1 << 5) /* RDACS are Write only */
#define	F_AD_APPDATA   (1 << 6) /* RDAC Address append to data */
#define	F_SPI_8BIT   (1 << 7) /* All SPI XFERS are 8-bit */
#define	F_SPI_16BIT   (1 << 8) /* All SPI XFERS are 16-bit */
#define	F_SPI_24BIT   (1 << 9) /* All SPI XFERS are 24-bit */
#define	F_RDACS_RW_TOL   (F_RDACS_RW | F_CMD_EEP | F_CMD_TOL)
#define	F_RDACS_RW_EEP   (F_RDACS_RW | F_CMD_EEP)
#define	F_SPI   (F_SPI_8BIT | F_SPI_16BIT | F_SPI_24BIT)
#define	DPOT_RDAC0   0
#define	DPOT_RDAC1   1
#define	DPOT_RDAC2   2
#define	DPOT_RDAC3   3
#define	DPOT_RDAC4   4
#define	DPOT_RDAC5   5
#define	DPOT_RDAC_MASK   0x1F
#define	DPOT_REG_TOL   0x18
#define	DPOT_TOL_RDAC0   (DPOT_REG_TOL | DPOT_RDAC0)
#define	DPOT_TOL_RDAC1   (DPOT_REG_TOL | DPOT_RDAC1)
#define	DPOT_TOL_RDAC2   (DPOT_REG_TOL | DPOT_RDAC2)
#define	DPOT_TOL_RDAC3   (DPOT_REG_TOL | DPOT_RDAC3)
#define	DPOT_TOL_RDAC4   (DPOT_REG_TOL | DPOT_RDAC4)
#define	DPOT_TOL_RDAC5   (DPOT_REG_TOL | DPOT_RDAC5)
#define	DPOT_ADDR_RDAC   (0x0 << 5)
#define	DPOT_ADDR_EEPROM   (0x1 << 5)
#define	DPOT_ADDR_OTP   (0x1 << 6)
#define	DPOT_ADDR_CMD   (0x1 << 7)
#define	DPOT_ADDR_OTP_EN   (0x1 << 9)
#define	DPOT_DEC_ALL_6DB   (DPOT_ADDR_CMD | (0x4 << 3))
#define	DPOT_INC_ALL_6DB   (DPOT_ADDR_CMD | (0x9 << 3))
#define	DPOT_DEC_ALL   (DPOT_ADDR_CMD | (0x6 << 3))
#define	DPOT_INC_ALL   (DPOT_ADDR_CMD | (0xB << 3))
#define	DPOT_SPI_RDAC   0xB0
#define	DPOT_SPI_EEPROM   0x30
#define	DPOT_SPI_READ_RDAC   0xA0
#define	DPOT_SPI_READ_EEPROM   0x90
#define	DPOT_SPI_DEC_ALL_6DB   0x50
#define	DPOT_SPI_INC_ALL_6DB   0xD0
#define	DPOT_SPI_DEC_ALL   0x70
#define	DPOT_SPI_INC_ALL   0xF0
#define	DPOT_AD5291_RDAC   0x01
#define	DPOT_AD5291_READ_RDAC   0x02
#define	DPOT_AD5291_STORE_XTPM   0x03
#define	DPOT_AD5291_CTRLREG   0x06
#define	DPOT_AD5291_UNLOCK_CMD   0x03
#define	DPOT_AD5270_1_2_4_RDAC   0x01
#define	DPOT_AD5270_1_2_4_READ_RDAC   0x02
#define	DPOT_AD5270_1_2_4_STORE_XTPM   0x03
#define	DPOT_AD5270_1_2_4_CTRLREG   0x07
#define	DPOT_AD5270_1_2_4_UNLOCK_CMD   0x03
#define	DPOT_AD5282_RDAC_AB   0x80
#define	DPOT_AD5273_FUSE   0x80
#define	DPOT_AD5170_2_3_FUSE   0x20
#define	DPOT_AD5170_2_3_OW   0x08
#define	DPOT_AD5172_3_A0   0x08
#define	DPOT_AD5170_2FUSE   0x80

Enumerations
enum	dpot_devid {   AD5258_ID = DPOT_CONF(F_RDACS_RW_TOL, BRDAC0, 6, 0), AD5259_ID = DPOT_CONF(F_RDACS_RW_TOL, BRDAC0, 8, 1), AD5251_ID, AD5252_ID,   AD5253_ID, AD5254_ID, AD5255_ID, AD5160_ID,   AD5161_ID, AD5162_ID, AD5165_ID, AD5200_ID,   AD5201_ID, AD5203_ID, AD5204_ID, AD5206_ID,   AD5207_ID, AD5231_ID, AD5232_ID, AD5233_ID,   AD5235_ID, AD5260_ID, AD5262_ID, AD5263_ID,   AD5290_ID, AD5291_ID, AD5292_ID, AD5293_ID = DPOT_CONF(F_RDACS_RW | F_SPI_16BIT, BRDAC0, 10, 27),   AD7376_ID, AD8400_ID, AD8402_ID, AD8403_ID,   ADN2850_ID, AD5241_ID = DPOT_CONF(F_RDACS_RW, BRDAC0, 8, 33), AD5242_ID = DPOT_CONF(F_RDACS_RW, BRDAC0 | BRDAC1, 8, 34), AD5243_ID = DPOT_CONF(F_RDACS_RW, BRDAC0 | BRDAC1, 8, 35),   AD5245_ID = DPOT_CONF(F_RDACS_RW, BRDAC0, 8, 36), AD5246_ID = DPOT_CONF(F_RDACS_RW, BRDAC0, 7, 37), AD5247_ID = DPOT_CONF(F_RDACS_RW, BRDAC0, 7, 38), AD5248_ID = DPOT_CONF(F_RDACS_RW, BRDAC0 | BRDAC1, 8, 39),   AD5280_ID = DPOT_CONF(F_RDACS_RW, BRDAC0, 8, 40), AD5282_ID = DPOT_CONF(F_RDACS_RW, BRDAC0 | BRDAC1, 8, 41), ADN2860_ID, AD5273_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP, BRDAC0, 6, 43),   AD5171_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP, BRDAC0, 6, 44), AD5170_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP, BRDAC0, 8, 45), AD5172_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP, BRDAC0 | BRDAC1, 8, 46), AD5173_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP, BRDAC0 | BRDAC1, 8, 47),   AD5270_ID, AD5271_ID, AD5272_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP, BRDAC0, 10, 50), AD5274_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP, BRDAC0, 8, 51) }

Functions
int	ad_dpot_probe (struct device *dev, struct ad_dpot_bus_data *bdata, unsigned long devid, const char *name)
int	ad_dpot_remove (struct device *dev)

Macro Definition Documentation

#define BRDAC0   (1 << 0)

Definition at line 23 of file ad525x_dpot.h.

#define BRDAC1   (1 << 1)

Definition at line 24 of file ad525x_dpot.h.

#define BRDAC2   (1 << 2)

Definition at line 25 of file ad525x_dpot.h.

#define BRDAC3   (1 << 3)

Definition at line 26 of file ad525x_dpot.h.

#define BRDAC4   (1 << 4)

Definition at line 27 of file ad525x_dpot.h.

#define BRDAC5   (1 << 5)

Definition at line 28 of file ad525x_dpot.h.

#define DPOT_AD5170_2_3_FUSE   0x20

Definition at line 190 of file ad525x_dpot.h.

#define DPOT_AD5170_2_3_OW   0x08

Definition at line 191 of file ad525x_dpot.h.

#define DPOT_AD5170_2FUSE   0x80

Definition at line 193 of file ad525x_dpot.h.

#define DPOT_AD5172_3_A0   0x08

Definition at line 192 of file ad525x_dpot.h.

#define DPOT_AD5270_1_2_4_CTRLREG   0x07

Definition at line 184 of file ad525x_dpot.h.

#define DPOT_AD5270_1_2_4_RDAC   0x01

Definition at line 181 of file ad525x_dpot.h.

#define DPOT_AD5270_1_2_4_READ_RDAC   0x02

Definition at line 182 of file ad525x_dpot.h.

#define DPOT_AD5270_1_2_4_STORE_XTPM   0x03

Definition at line 183 of file ad525x_dpot.h.

#define DPOT_AD5270_1_2_4_UNLOCK_CMD   0x03

Definition at line 185 of file ad525x_dpot.h.

#define DPOT_AD5273_FUSE   0x80

Definition at line 189 of file ad525x_dpot.h.

#define DPOT_AD5282_RDAC_AB   0x80

Definition at line 187 of file ad525x_dpot.h.

#define DPOT_AD5291_CTRLREG   0x06

Definition at line 177 of file ad525x_dpot.h.

#define DPOT_AD5291_RDAC   0x01

Definition at line 174 of file ad525x_dpot.h.

#define DPOT_AD5291_READ_RDAC   0x02

Definition at line 175 of file ad525x_dpot.h.

#define DPOT_AD5291_STORE_XTPM   0x03

Definition at line 176 of file ad525x_dpot.h.

#define DPOT_AD5291_UNLOCK_CMD   0x03

Definition at line 178 of file ad525x_dpot.h.

#define DPOT_ADDR_CMD   (0x1 << 7)

Definition at line 156 of file ad525x_dpot.h.

#define DPOT_ADDR_EEPROM   (0x1 << 5)

Definition at line 154 of file ad525x_dpot.h.

#define DPOT_ADDR_OTP   (0x1 << 6)

Definition at line 155 of file ad525x_dpot.h.

#define DPOT_ADDR_OTP_EN   (0x1 << 9)

Definition at line 157 of file ad525x_dpot.h.

#define DPOT_ADDR_RDAC   (0x0 << 5)

Definition at line 153 of file ad525x_dpot.h.

#define DPOT_CONF	(		features,
			wipers,
			max_pos,
			uid
	)

Value:

(((features) << 18) | (((wipers) & 0xFF) << 10) | \
        ((max_pos & 0xF) << 6) | (uid & 0x3F))

Definition at line 14 of file ad525x_dpot.h.

#define DPOT_DEC_ALL   (DPOT_ADDR_CMD | (0x6 << 3))

Definition at line 161 of file ad525x_dpot.h.

#define DPOT_DEC_ALL_6DB   (DPOT_ADDR_CMD | (0x4 << 3))

Definition at line 159 of file ad525x_dpot.h.

#define DPOT_FEAT

(

conf

)

(conf >> 18)

Definition at line 21 of file ad525x_dpot.h.

#define DPOT_INC_ALL   (DPOT_ADDR_CMD | (0xB << 3))

Definition at line 162 of file ad525x_dpot.h.

#define DPOT_INC_ALL_6DB   (DPOT_ADDR_CMD | (0x9 << 3))

Definition at line 160 of file ad525x_dpot.h.

#define DPOT_MAX_POS

(

conf

)

((conf >> 6) & 0xF)

Definition at line 19 of file ad525x_dpot.h.

#define DPOT_RDAC0   0

Definition at line 135 of file ad525x_dpot.h.

#define DPOT_RDAC1   1

Definition at line 136 of file ad525x_dpot.h.

#define DPOT_RDAC2   2

Definition at line 137 of file ad525x_dpot.h.

#define DPOT_RDAC3   3

Definition at line 138 of file ad525x_dpot.h.

#define DPOT_RDAC4   4

Definition at line 139 of file ad525x_dpot.h.

#define DPOT_RDAC5   5

Definition at line 140 of file ad525x_dpot.h.

#define DPOT_RDAC_MASK   0x1F

Definition at line 142 of file ad525x_dpot.h.

#define DPOT_REG_TOL   0x18

Definition at line 144 of file ad525x_dpot.h.

#define DPOT_SPI_DEC_ALL   0x70

Definition at line 170 of file ad525x_dpot.h.

#define DPOT_SPI_DEC_ALL_6DB   0x50

Definition at line 168 of file ad525x_dpot.h.

#define DPOT_SPI_EEPROM   0x30

Definition at line 165 of file ad525x_dpot.h.

#define DPOT_SPI_INC_ALL   0xF0

Definition at line 171 of file ad525x_dpot.h.

#define DPOT_SPI_INC_ALL_6DB   0xD0

Definition at line 169 of file ad525x_dpot.h.

#define DPOT_SPI_RDAC   0xB0

Definition at line 164 of file ad525x_dpot.h.

#define DPOT_SPI_READ_EEPROM   0x90

Definition at line 167 of file ad525x_dpot.h.

#define DPOT_SPI_READ_RDAC   0xA0

Definition at line 166 of file ad525x_dpot.h.

#define DPOT_TOL_RDAC0   (DPOT_REG_TOL | DPOT_RDAC0)

Definition at line 145 of file ad525x_dpot.h.

#define DPOT_TOL_RDAC1   (DPOT_REG_TOL | DPOT_RDAC1)

Definition at line 146 of file ad525x_dpot.h.

#define DPOT_TOL_RDAC2   (DPOT_REG_TOL | DPOT_RDAC2)

Definition at line 147 of file ad525x_dpot.h.

#define DPOT_TOL_RDAC3   (DPOT_REG_TOL | DPOT_RDAC3)

Definition at line 148 of file ad525x_dpot.h.

#define DPOT_TOL_RDAC4   (DPOT_REG_TOL | DPOT_RDAC4)

Definition at line 149 of file ad525x_dpot.h.

#define DPOT_TOL_RDAC5   (DPOT_REG_TOL | DPOT_RDAC5)

Definition at line 150 of file ad525x_dpot.h.

#define DPOT_UID

(

conf

)

(conf & 0x3F)

Definition at line 18 of file ad525x_dpot.h.

#define DPOT_WIPERS

(

conf

)

((conf >> 10) & 0xFF)

Definition at line 20 of file ad525x_dpot.h.

#define F_AD_APPDATA   (1 << 6) /* RDAC Address append to data */

Definition at line 37 of file ad525x_dpot.h.

#define F_CMD_EEP   (1 << 1) /* Features EEPROM */

Definition at line 32 of file ad525x_dpot.h.

#define F_CMD_INC   (1 << 0) /* Features INC/DEC ALL, 6dB */

Definition at line 31 of file ad525x_dpot.h.

#define F_CMD_OTP   (1 << 2) /* Features OTP */

Definition at line 33 of file ad525x_dpot.h.

#define F_CMD_TOL   (1 << 3) /* RDACS feature Tolerance REG */

Definition at line 34 of file ad525x_dpot.h.

#define F_RDACS_RW   (1 << 4) /* RDACS are Read/Write */

Definition at line 35 of file ad525x_dpot.h.

#define F_RDACS_RW_EEP   (F_RDACS_RW | F_CMD_EEP)

Definition at line 43 of file ad525x_dpot.h.

#define F_RDACS_RW_TOL   (F_RDACS_RW | F_CMD_EEP | F_CMD_TOL)

Definition at line 42 of file ad525x_dpot.h.

#define F_RDACS_WONLY   (1 << 5) /* RDACS are Write only */

Definition at line 36 of file ad525x_dpot.h.

#define F_SPI   (F_SPI_8BIT | F_SPI_16BIT | F_SPI_24BIT)

Definition at line 44 of file ad525x_dpot.h.

#define F_SPI_16BIT   (1 << 8) /* All SPI XFERS are 16-bit */

Definition at line 39 of file ad525x_dpot.h.

#define F_SPI_24BIT   (1 << 9) /* All SPI XFERS are 24-bit */

Definition at line 40 of file ad525x_dpot.h.

#define F_SPI_8BIT   (1 << 7) /* All SPI XFERS are 8-bit */

Definition at line 38 of file ad525x_dpot.h.

#define MAX_RDACS   6

Definition at line 29 of file ad525x_dpot.h.

Enumeration Type Documentation

enum dpot_devid

Enumerator:

AD5258_ID
AD5259_ID
AD5251_ID
AD5252_ID
AD5253_ID
AD5254_ID
AD5255_ID
AD5160_ID
AD5161_ID
AD5162_ID
AD5165_ID
AD5200_ID
AD5201_ID
AD5203_ID
AD5204_ID
AD5206_ID
AD5207_ID
AD5231_ID
AD5232_ID
AD5233_ID
AD5235_ID
AD5260_ID
AD5262_ID
AD5263_ID
AD5290_ID
AD5291_ID
AD5292_ID
AD5293_ID
AD7376_ID
AD8400_ID
AD8402_ID
AD8403_ID
ADN2850_ID
AD5241_ID
AD5242_ID
AD5243_ID
AD5245_ID
AD5246_ID
AD5247_ID
AD5248_ID
AD5280_ID
AD5282_ID
ADN2860_ID
AD5273_ID
AD5171_ID
AD5170_ID
AD5172_ID
AD5173_ID
AD5270_ID
AD5271_ID
AD5272_ID
AD5274_ID

Definition at line 46 of file ad525x_dpot.h.

Function Documentation

int ad_dpot_probe	(	struct device *	dev,
		struct ad_dpot_bus_data *	bdata,
		unsigned long	devid,
		const char *	name
	)

Definition at line 688 of file ad525x_dpot.c.

int ad_dpot_remove

(

struct device *

dev

)

Definition at line 752 of file ad525x_dpot.c.