From a4bd394956f20d0bfc0ca6ecfac2af4150da274a Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Tue, 26 Oct 2010 14:22:36 -0700 Subject: drivers/misc/ad525x_dpot.c: new features Add support for AD5270, AD5271, AD5272, AD5274 digital potentiometers. Add 20-TP feature for AD5291 and AD5292 parts, and update feature list. AD5291 rdac read back must be shifted by two. Signed-off-by: Michael Hennerich Cc: Mike Frysinger Cc: Chris Verges Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/misc/ad525x_dpot.h | 23 ++++++++++++++++++++--- 1 file changed, 20 insertions(+), 3 deletions(-) (limited to 'drivers/misc/ad525x_dpot.h') diff --git a/drivers/misc/ad525x_dpot.h b/drivers/misc/ad525x_dpot.h index 7609d49efd31..3b9e355489ae 100644 --- a/drivers/misc/ad525x_dpot.h +++ b/drivers/misc/ad525x_dpot.h @@ -93,8 +93,10 @@ enum dpot_devid { BRDAC0 | BRDAC1 | BRDAC2 | BRDAC3, 8, 23), AD5290_ID = DPOT_CONF(F_RDACS_WONLY | F_AD_APPDATA | F_SPI_8BIT, BRDAC0, 8, 24), - AD5291_ID = DPOT_CONF(F_RDACS_RW | F_SPI_16BIT, BRDAC0, 8, 25), - AD5292_ID = DPOT_CONF(F_RDACS_RW | F_SPI_16BIT, BRDAC0, 10, 26), + 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), 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), @@ -122,6 +124,12 @@ enum dpot_devid { 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 = 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), }; #define DPOT_RDAC0 0 @@ -165,10 +173,19 @@ enum dpot_devid { /* AD5291/2/3 use special commands */ #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_AD5291_RDAC_AB 0x80 +/* 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 #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 -- cgit