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authorMatt Ranostay <mranostay@gmail.com>2016-08-19 13:36:10 -0700
committerJonathan Cameron <jic23@kernel.org>2016-08-21 11:57:59 +0100
commitd7c0e5ae70205be94809c887b8f621dd226ea2f2 (patch)
tree9da883b03192e5d3b64b3b0d72bf92731b5abd47 /drivers/iio/chemical/atlas-ph-sensor.c
parentb015b3e32187225ff1265c4b13f84559fd22ecd7 (diff)
downloadlinux-d7c0e5ae70205be94809c887b8f621dd226ea2f2.tar.gz
iio: chemical: atlas-ph-sensor: switch to REGCACHE_NONE regmap tree
Since there are overlapping volatile regions between parts, and only
register that isn't volatile is the temperature compensation provided
from userspace.

Signed-off-by: Matt Ranostay <mranostay@gmail.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/chemical/atlas-ph-sensor.c')
-rw-r--r--drivers/iio/chemical/atlas-ph-sensor.c16
1 files changed, 0 insertions, 16 deletions
diff --git a/drivers/iio/chemical/atlas-ph-sensor.c b/drivers/iio/chemical/atlas-ph-sensor.c
index 696875413d10..c0a0ebbbd54a 100644
--- a/drivers/iio/chemical/atlas-ph-sensor.c
+++ b/drivers/iio/chemical/atlas-ph-sensor.c
@@ -84,26 +84,10 @@ struct atlas_data {
 	__be32 buffer[6]; /* 96-bit data + 32-bit pad + 64-bit timestamp */
 };
 
-static const struct regmap_range atlas_volatile_ranges[] = {
-	regmap_reg_range(ATLAS_REG_INT_CONTROL, ATLAS_REG_INT_CONTROL),
-	regmap_reg_range(ATLAS_REG_PH_DATA, ATLAS_REG_PH_DATA + 4),
-	regmap_reg_range(ATLAS_REG_EC_DATA, ATLAS_REG_PSS_DATA + 4),
-};
-
-static const struct regmap_access_table atlas_volatile_table = {
-	.yes_ranges	= atlas_volatile_ranges,
-	.n_yes_ranges	= ARRAY_SIZE(atlas_volatile_ranges),
-};
-
 static const struct regmap_config atlas_regmap_config = {
 	.name = ATLAS_REGMAP_NAME,
-
 	.reg_bits = 8,
 	.val_bits = 8,
-
-	.volatile_table = &atlas_volatile_table,
-	.max_register = ATLAS_REG_PSS_DATA + 4,
-	.cache_type = REGCACHE_RBTREE,
 };
 
 static const struct iio_chan_spec atlas_ph_channels[] = {