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Commit 4b068de9 authored by steven miao's avatar steven miao Committed by Linus Torvalds
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ad525x_dpot: use correct rdac channel for ad5251/ad5252 



The ad5251/ad5252 devices have rdac1 and rdac3, but no rdac0.  So make
sure we use the right channels so userspace gets correct data and not just
garbage.

Signed-off-by: default avatarsteven miao <realmz6@gmail.com>
Signed-off-by: default avatarMike Frysinger <vapier@gentoo.org>
Cc: Michael Hennerich <michael.hennerich@analog.com>
Cc: Chris Verges <chrisv@cyberswitching.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent a4bd3949

drivers/misc/ad525x_dpot.h

+2 −2
Original line number Diff line number Diff line
@@ -47,9 +47,9 @@ 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,

			BRDAC0 | BRDAC3, 6, 2),

			BRDAC1 | BRDAC3, 6, 2),

	AD5252_ID = DPOT_CONF(F_RDACS_RW_TOL | F_CMD_INC,

			BRDAC0 | BRDAC3, 8, 3),

			BRDAC1 | BRDAC3, 8, 3),

	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,