Eric Lee / smarc-fsl-linux-kernel

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drivers/misc/ad525x_dpot.h 7.89 KB

6c536e4ce Michael Hennerich ad525x_dpot: add ...	1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16	/* * Driver for the Analog Devices digital potentiometers * * Copyright (C) 2010 Michael Hennerich, Analog Devices Inc. * * Licensed under the GPL-2 or later. */ #ifndef _AD_DPOT_H_ #define _AD_DPOT_H_ #include <linux/types.h> #define DPOT_CONF(features, wipers, max_pos, uid) \ (((features) << 18) \| (((wipers) & 0xFF) << 10) \| \ ((max_pos & 0xF) << 6) \| (uid & 0x3F))
59592d0cc Michael Hennerich ad525x_dpot: add ...	17 18 19 20 21 22 23 24 25 26 27 28	#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
6c536e4ce Michael Hennerich ad525x_dpot: add ...	29 30 31	#define F_CMD_INC (1 << 0) /* Features INC/DEC ALL, 6dB / #define F_CMD_EEP (1 << 1) / Features EEPROM */
e3ae68476 Michael Hennerich ad525x_dpot: add ...	32 33 34 35 36 37 38 39	#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 */
6c536e4ce Michael Hennerich ad525x_dpot: add ...	40 41 42 43 44 45 46 47 48	#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) enum dpot_devid { AD5258_ID = DPOT_CONF(F_RDACS_RW_TOL, BRDAC0, 6, 0), /* I2C */ AD5259_ID = DPOT_CONF(F_RDACS_RW_TOL, BRDAC0, 8, 1), AD5251_ID = DPOT_CONF(F_RDACS_RW_TOL \| F_CMD_INC,
4b068de9a steven miao ad525x_dpot: use ...	49	BRDAC1 \| BRDAC3, 6, 2),
6c536e4ce Michael Hennerich ad525x_dpot: add ...	50	AD5252_ID = DPOT_CONF(F_RDACS_RW_TOL \| F_CMD_INC,
4b068de9a steven miao ad525x_dpot: use ...	51	BRDAC1 \| BRDAC3, 8, 3),
6c536e4ce Michael Hennerich ad525x_dpot: add ...	52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94	AD5253_ID = DPOT_CONF(F_RDACS_RW_TOL \| F_CMD_INC, BRDAC0 \| BRDAC1 \| BRDAC2 \| BRDAC3, 6, 4), AD5254_ID = DPOT_CONF(F_RDACS_RW_TOL \| F_CMD_INC, BRDAC0 \| BRDAC1 \| BRDAC2 \| BRDAC3, 8, 5), AD5255_ID = DPOT_CONF(F_RDACS_RW_TOL \| F_CMD_INC, BRDAC0 \| BRDAC1 \| BRDAC2, 9, 6), AD5160_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_8BIT, BRDAC0, 8, 7), /* SPI */ AD5161_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_8BIT, BRDAC0, 8, 8), AD5162_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_16BIT, BRDAC0 \| BRDAC1, 8, 9), AD5165_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_8BIT, BRDAC0, 8, 10), AD5200_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_8BIT, BRDAC0, 8, 11), AD5201_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_8BIT, BRDAC0, 5, 12), AD5203_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_8BIT, BRDAC0 \| BRDAC1 \| BRDAC2 \| BRDAC3, 6, 13), AD5204_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_16BIT, BRDAC0 \| BRDAC1 \| BRDAC2 \| BRDAC3, 8, 14), AD5206_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_16BIT, BRDAC0 \| BRDAC1 \| BRDAC2 \| BRDAC3 \| BRDAC4 \| BRDAC5, 8, 15), AD5207_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_16BIT, BRDAC0 \| BRDAC1, 8, 16), AD5231_ID = DPOT_CONF(F_RDACS_RW_EEP \| F_CMD_INC \| F_SPI_24BIT, BRDAC0, 10, 17), AD5232_ID = DPOT_CONF(F_RDACS_RW_EEP \| F_CMD_INC \| F_SPI_16BIT, BRDAC0 \| BRDAC1, 8, 18), AD5233_ID = DPOT_CONF(F_RDACS_RW_EEP \| F_CMD_INC \| F_SPI_16BIT, BRDAC0 \| BRDAC1 \| BRDAC2 \| BRDAC3, 6, 19), AD5235_ID = DPOT_CONF(F_RDACS_RW_EEP \| F_CMD_INC \| F_SPI_24BIT, BRDAC0 \| BRDAC1, 10, 20), AD5260_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_8BIT, BRDAC0, 8, 21), AD5262_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_16BIT, BRDAC0 \| BRDAC1, 8, 22), AD5263_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_16BIT, BRDAC0 \| BRDAC1 \| BRDAC2 \| BRDAC3, 8, 23), AD5290_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_8BIT, BRDAC0, 8, 24),
a4bd39495 Michael Hennerich drivers/misc/ad52...	95 96 97 98	AD5291_ID = DPOT_CONF(F_RDACS_RW \| F_SPI_16BIT \| F_CMD_OTP, BRDAC0, 8, 25), AD5292_ID = DPOT_CONF(F_RDACS_RW \| F_SPI_16BIT \| F_CMD_OTP, BRDAC0, 10, 26),
6c536e4ce Michael Hennerich ad525x_dpot: add ...	99 100 101	AD5293_ID = DPOT_CONF(F_RDACS_RW \| F_SPI_16BIT, BRDAC0, 10, 27), AD7376_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_8BIT, BRDAC0, 7, 28),
6ac2afb3f Michael Hennerich misc: ad525x_dpot...	102	AD8400_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_16BIT,
6c536e4ce Michael Hennerich ad525x_dpot: add ...	103 104 105 106 107 108 109	BRDAC0, 8, 29), AD8402_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_16BIT, BRDAC0 \| BRDAC1, 8, 30), AD8403_ID = DPOT_CONF(F_RDACS_WONLY \| F_AD_APPDATA \| F_SPI_16BIT, BRDAC0 \| BRDAC1 \| BRDAC2, 8, 31), ADN2850_ID = DPOT_CONF(F_RDACS_RW_EEP \| F_CMD_INC \| F_SPI_24BIT, BRDAC0 \| BRDAC1, 10, 32),
e3ae68476 Michael Hennerich ad525x_dpot: add ...	110 111 112 113 114 115 116	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),
c74cba610 Michael Hennerich ad525x_dpot: add ...	117 118 119 120	AD5280_ID = DPOT_CONF(F_RDACS_RW, BRDAC0, 8, 40), AD5282_ID = DPOT_CONF(F_RDACS_RW, BRDAC0 \| BRDAC1, 8, 41), ADN2860_ID = DPOT_CONF(F_RDACS_RW_TOL \| F_CMD_INC, BRDAC0 \| BRDAC1 \| BRDAC2, 9, 42),
59592d0cc Michael Hennerich ad525x_dpot: add ...	121 122 123 124 125	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),
a4bd39495 Michael Hennerich drivers/misc/ad52...	126 127 128 129 130 131	AD5270_ID = DPOT_CONF(F_RDACS_RW \| F_CMD_OTP \| F_SPI_16BIT, BRDAC0, 10, 48), AD5271_ID = DPOT_CONF(F_RDACS_RW \| F_CMD_OTP \| F_SPI_16BIT, BRDAC0, 8, 49), 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),
6c536e4ce Michael Hennerich ad525x_dpot: add ...	132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151	}; #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) /* RDAC-to-EEPROM Interface Commands */
59592d0cc Michael Hennerich ad525x_dpot: add ...	152 153 154 155 156	#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)
6c536e4ce Michael Hennerich ad525x_dpot: add ...	157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174	#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 /* AD5291/2/3 use special commands */ #define DPOT_AD5291_RDAC 0x01 #define DPOT_AD5291_READ_RDAC 0x02
a4bd39495 Michael Hennerich drivers/misc/ad52...	175 176 177	#define DPOT_AD5291_STORE_XTPM 0x03 #define DPOT_AD5291_CTRLREG 0x06 #define DPOT_AD5291_UNLOCK_CMD 0x03
6c536e4ce Michael Hennerich ad525x_dpot: add ...	178
a4bd39495 Michael Hennerich drivers/misc/ad52...	179 180 181 182 183 184	/* AD5270/1/2/4 use special commands */ #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
e3ae68476 Michael Hennerich ad525x_dpot: add ...	185
5f400cf40 Michael Hennerich drivers/misc/ad52...	186	#define DPOT_AD5282_RDAC_AB 0x80
a4bd39495 Michael Hennerich drivers/misc/ad52...	187
59592d0cc Michael Hennerich ad525x_dpot: add ...	188	#define DPOT_AD5273_FUSE 0x80
5f400cf40 Michael Hennerich drivers/misc/ad52...	189 190 191 192	#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
59592d0cc Michael Hennerich ad525x_dpot: add ...	193
6c536e4ce Michael Hennerich ad525x_dpot: add ...	194 195 196 197 198 199 200 201 202 203 204 205 206 207 208	struct dpot_data; struct ad_dpot_bus_ops { int (read_d8) (void client); int (read_r8d8) (void client, u8 reg); int (read_r8d16) (void client, u8 reg); int (write_d8) (void client, u8 val); int (write_r8d8) (void client, u8 reg, u8 val); int (write_r8d16) (void client, u8 reg, u16 val); }; struct ad_dpot_bus_data { void client; const struct ad_dpot_bus_ops bops; };
7f3379de9 Michael Hennerich misc: ad525x_dpot...	209 210	int ad_dpot_probe(struct device dev, struct ad_dpot_bus_data bdata, unsigned long devid, const char *name);
6c536e4ce Michael Hennerich ad525x_dpot: add ...	211 212 213	int ad_dpot_remove(struct device *dev); #endif