Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) /* SPDX-License-Identifier: GPL-2.0-or-later */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * Driver for the Analog Devices digital potentiometers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  * Copyright (C) 2010 Michael Hennerich, Analog Devices Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) #ifndef _AD_DPOT_H_
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) #define _AD_DPOT_H_
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #define DPOT_CONF(features, wipers, max_pos, uid) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) 		(((features) << 18) | (((wipers) & 0xFF) << 10) | \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) 		((max_pos & 0xF) << 6) | (uid & 0x3F))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #define DPOT_UID(conf)		(conf & 0x3F)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #define DPOT_MAX_POS(conf)	((conf >> 6) & 0xF)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) #define DPOT_WIPERS(conf)	((conf >> 10) & 0xFF)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) #define DPOT_FEAT(conf)		(conf >> 18)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) #define BRDAC0			(1 << 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) #define BRDAC1			(1 << 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) #define BRDAC2			(1 << 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) #define BRDAC3			(1 << 3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) #define BRDAC4			(1 << 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) #define BRDAC5			(1 << 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) #define MAX_RDACS		6
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) #define F_CMD_INC		(1 << 0)	/* Features INC/DEC ALL, 6dB */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) #define F_CMD_EEP		(1 << 1)	/* Features EEPROM */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) #define F_CMD_OTP		(1 << 2)	/* Features OTP */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) #define F_CMD_TOL		(1 << 3)	/* RDACS feature Tolerance REG */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) #define F_RDACS_RW		(1 << 4)	/* RDACS are Read/Write  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) #define F_RDACS_WONLY		(1 << 5)	/* RDACS are Write only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) #define F_AD_APPDATA		(1 << 6)	/* RDAC Address append to data */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) #define F_SPI_8BIT		(1 << 7)	/* All SPI XFERS are 8-bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) #define F_SPI_16BIT		(1 << 8)	/* All SPI XFERS are 16-bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) #define F_SPI_24BIT		(1 << 9)	/* All SPI XFERS are 24-bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) #define F_RDACS_RW_TOL	(F_RDACS_RW | F_CMD_EEP | F_CMD_TOL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) #define F_RDACS_RW_EEP	(F_RDACS_RW | F_CMD_EEP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) #define F_SPI		(F_SPI_8BIT | F_SPI_16BIT | F_SPI_24BIT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) enum dpot_devid {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 	AD5258_ID = DPOT_CONF(F_RDACS_RW_TOL, BRDAC0, 6, 0), /* I2C */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 	AD5259_ID = DPOT_CONF(F_RDACS_RW_TOL, BRDAC0, 8, 1),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 	AD5251_ID = DPOT_CONF(F_RDACS_RW_TOL | F_CMD_INC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 			BRDAC1 | BRDAC3, 6, 2),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 	AD5252_ID = DPOT_CONF(F_RDACS_RW_TOL | F_CMD_INC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 			BRDAC1 | BRDAC3, 8, 3),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 	AD5253_ID = DPOT_CONF(F_RDACS_RW_TOL | F_CMD_INC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 			BRDAC0 | BRDAC1 | BRDAC2 | BRDAC3, 6, 4),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 	AD5254_ID = DPOT_CONF(F_RDACS_RW_TOL | F_CMD_INC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 			BRDAC0 | BRDAC1 | BRDAC2 | BRDAC3, 8, 5),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 	AD5255_ID = DPOT_CONF(F_RDACS_RW_TOL | F_CMD_INC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 			BRDAC0 | BRDAC1 | BRDAC2, 9, 6),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 	AD5160_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_8BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 			BRDAC0, 8, 7), /* SPI */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 	AD5161_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_8BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 			BRDAC0, 8, 8),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 	AD5162_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_16BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 			BRDAC0 | BRDAC1, 8, 9),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 	AD5165_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_8BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 			BRDAC0, 8, 10),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 	AD5200_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_8BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 			BRDAC0, 8, 11),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 	AD5201_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_8BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 			BRDAC0, 5, 12),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 	AD5203_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_8BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 			BRDAC0 | BRDAC1 | BRDAC2 | BRDAC3, 6, 13),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 	AD5204_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_16BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 			BRDAC0 | BRDAC1 | BRDAC2 | BRDAC3, 8, 14),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 	AD5206_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_16BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 			BRDAC0 | BRDAC1 | BRDAC2 | BRDAC3 | BRDAC4 | BRDAC5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 			8, 15),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 	AD5207_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_16BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 			BRDAC0 | BRDAC1, 8, 16),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	AD5231_ID = DPOT_CONF(F_RDACS_RW_EEP | F_CMD_INC | F_SPI_24BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 			BRDAC0, 10, 17),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 	AD5232_ID = DPOT_CONF(F_RDACS_RW_EEP | F_CMD_INC | F_SPI_16BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 			BRDAC0 | BRDAC1, 8, 18),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 	AD5233_ID = DPOT_CONF(F_RDACS_RW_EEP | F_CMD_INC | F_SPI_16BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 			BRDAC0 | BRDAC1 | BRDAC2 | BRDAC3, 6, 19),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 	AD5235_ID = DPOT_CONF(F_RDACS_RW_EEP | F_CMD_INC | F_SPI_24BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 			BRDAC0 | BRDAC1, 10, 20),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	AD5260_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_8BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 			BRDAC0, 8, 21),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	AD5262_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_16BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 			BRDAC0 | BRDAC1, 8, 22),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	AD5263_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_16BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 			BRDAC0 | BRDAC1 | BRDAC2 | BRDAC3, 8, 23),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 	AD5290_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_8BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 			BRDAC0, 8, 24),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	AD5291_ID = DPOT_CONF(F_RDACS_RW | F_SPI_16BIT | F_CMD_OTP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 			BRDAC0, 8, 25),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 	AD5292_ID = DPOT_CONF(F_RDACS_RW | F_SPI_16BIT | F_CMD_OTP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 			BRDAC0, 10, 26),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 	AD5293_ID = DPOT_CONF(F_RDACS_RW | F_SPI_16BIT, BRDAC0, 10, 27),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 	AD7376_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_8BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 			BRDAC0, 7, 28),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 	AD8400_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_16BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 			BRDAC0, 8, 29),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 	AD8402_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_16BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 			BRDAC0 | BRDAC1, 8, 30),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 	AD8403_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_16BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 			BRDAC0 | BRDAC1 | BRDAC2, 8, 31),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 	ADN2850_ID = DPOT_CONF(F_RDACS_RW_EEP | F_CMD_INC | F_SPI_24BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 			BRDAC0 | BRDAC1, 10, 32),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 	AD5241_ID = DPOT_CONF(F_RDACS_RW, BRDAC0, 8, 33),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 	AD5242_ID = DPOT_CONF(F_RDACS_RW, BRDAC0 | BRDAC1, 8, 34),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 	AD5243_ID = DPOT_CONF(F_RDACS_RW, BRDAC0 | BRDAC1, 8, 35),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 	AD5245_ID = DPOT_CONF(F_RDACS_RW, BRDAC0, 8, 36),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 	AD5246_ID = DPOT_CONF(F_RDACS_RW, BRDAC0, 7, 37),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 	AD5247_ID = DPOT_CONF(F_RDACS_RW, BRDAC0, 7, 38),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 	AD5248_ID = DPOT_CONF(F_RDACS_RW, BRDAC0 | BRDAC1, 8, 39),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 	AD5280_ID = DPOT_CONF(F_RDACS_RW, BRDAC0, 8, 40),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 	AD5282_ID = DPOT_CONF(F_RDACS_RW, BRDAC0 | BRDAC1, 8, 41),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 	ADN2860_ID = DPOT_CONF(F_RDACS_RW_TOL | F_CMD_INC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 			BRDAC0 | BRDAC1 | BRDAC2, 9, 42),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 	AD5273_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP, BRDAC0, 6, 43),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 	AD5171_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP, BRDAC0, 6, 44),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	AD5170_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP, BRDAC0, 8, 45),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 	AD5172_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP, BRDAC0 | BRDAC1, 8, 46),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 	AD5173_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP, BRDAC0 | BRDAC1, 8, 47),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 	AD5270_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP | F_SPI_16BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 			BRDAC0, 10, 48),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 	AD5271_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP | F_SPI_16BIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 			BRDAC0, 8, 49),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 	AD5272_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP, BRDAC0, 10, 50),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 	AD5274_ID = DPOT_CONF(F_RDACS_RW | F_CMD_OTP, BRDAC0, 8, 51),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) #define DPOT_RDAC0		0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) #define DPOT_RDAC1		1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) #define DPOT_RDAC2		2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) #define DPOT_RDAC3		3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) #define DPOT_RDAC4		4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) #define DPOT_RDAC5		5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) #define DPOT_RDAC_MASK		0x1F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) #define DPOT_REG_TOL		0x18
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) #define DPOT_TOL_RDAC0		(DPOT_REG_TOL | DPOT_RDAC0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) #define DPOT_TOL_RDAC1		(DPOT_REG_TOL | DPOT_RDAC1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) #define DPOT_TOL_RDAC2		(DPOT_REG_TOL | DPOT_RDAC2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) #define DPOT_TOL_RDAC3		(DPOT_REG_TOL | DPOT_RDAC3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) #define DPOT_TOL_RDAC4		(DPOT_REG_TOL | DPOT_RDAC4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) #define DPOT_TOL_RDAC5		(DPOT_REG_TOL | DPOT_RDAC5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) /* RDAC-to-EEPROM Interface Commands */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) #define DPOT_ADDR_RDAC		(0x0 << 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) #define DPOT_ADDR_EEPROM	(0x1 << 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) #define DPOT_ADDR_OTP		(0x1 << 6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) #define DPOT_ADDR_CMD		(0x1 << 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) #define DPOT_ADDR_OTP_EN	(0x1 << 9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) #define DPOT_DEC_ALL_6DB	(DPOT_ADDR_CMD | (0x4 << 3))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) #define DPOT_INC_ALL_6DB	(DPOT_ADDR_CMD | (0x9 << 3))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) #define DPOT_DEC_ALL		(DPOT_ADDR_CMD | (0x6 << 3))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) #define DPOT_INC_ALL		(DPOT_ADDR_CMD | (0xB << 3))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) #define DPOT_SPI_RDAC		0xB0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) #define DPOT_SPI_EEPROM		0x30
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) #define DPOT_SPI_READ_RDAC	0xA0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) #define DPOT_SPI_READ_EEPROM	0x90
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) #define DPOT_SPI_DEC_ALL_6DB	0x50
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) #define DPOT_SPI_INC_ALL_6DB	0xD0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) #define DPOT_SPI_DEC_ALL	0x70
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) #define DPOT_SPI_INC_ALL	0xF0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) /* AD5291/2/3 use special commands */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) #define DPOT_AD5291_RDAC	0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) #define DPOT_AD5291_READ_RDAC	0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) #define DPOT_AD5291_STORE_XTPM	0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) #define DPOT_AD5291_CTRLREG	0x06
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) #define DPOT_AD5291_UNLOCK_CMD	0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) /* AD5270/1/2/4 use special commands */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) #define DPOT_AD5270_1_2_4_RDAC		0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) #define DPOT_AD5270_1_2_4_READ_RDAC	0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) #define DPOT_AD5270_1_2_4_STORE_XTPM	0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) #define DPOT_AD5270_1_2_4_CTRLREG	0x07
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) #define DPOT_AD5270_1_2_4_UNLOCK_CMD	0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) #define DPOT_AD5282_RDAC_AB	0x80
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) #define DPOT_AD5273_FUSE	0x80
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) #define DPOT_AD5170_2_3_FUSE	0x20
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) #define DPOT_AD5170_2_3_OW	0x08
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) #define DPOT_AD5172_3_A0	0x08
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) #define DPOT_AD5170_2FUSE	0x80
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) struct dpot_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) struct ad_dpot_bus_ops {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 	int (*read_d8)(void *client);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 	int (*read_r8d8)(void *client, u8 reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 	int (*read_r8d16)(void *client, u8 reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 	int (*write_d8)(void *client, u8 val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 	int (*write_r8d8)(void *client, u8 reg, u8 val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 	int (*write_r8d16)(void *client, u8 reg, u16 val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) struct ad_dpot_bus_data {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 	void *client;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 	const struct ad_dpot_bus_ops *bops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) int ad_dpot_probe(struct device *dev, struct ad_dpot_bus_data *bdata,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 		  unsigned long devid, const char *name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) int ad_dpot_remove(struct device *dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) #endif