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regulator: core: Use dev_get_regmap() to find the regmap 

If no regmap is explicitly specified then use dev_get_regmap() to obtain
one. The driver must explicitly enable any actual usage of the regmap
so there's no concern with unwanted usage.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
This commit is contained in:
Mark Brown 2012-05-08 18:10:45 +01:00
parent 361ff50174
commit 3a4b0a07fa
1 changed files with 4 additions and 1 deletions
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5
drivers/regulator/core.c
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@ -3128,7 +3128,10 @@ regulator_register(const struct regulator_desc *regulator_desc,
rdev->reg_data = config->driver_data;
rdev->owner = regulator_desc->owner;
rdev->desc = regulator_desc;
rdev->regmap = config->regmap;
if (config->regmap)
rdev->regmap = config->regmap;
else
rdev->regmap = dev_get_regmap(dev, NULL);
INIT_LIST_HEAD(&rdev->consumer_list);
INIT_LIST_HEAD(&rdev->list);
BLOCKING_INIT_NOTIFIER_HEAD(&rdev->notifier);