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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>
This commit is contained in:
Matt Ranostay 2016-08-19 13:36:10 -07:00 committed by Jonathan Cameron
parent b015b3e321
commit d7c0e5ae70
1 changed files with 0 additions and 16 deletions
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16
drivers/iio/chemical/atlas-ph-sensor.c
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@ -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[] = {