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Subject[PATCH 1/8] regulator: core: Allow drivers to pass in a regmap
Date
Since many regulators use regmap for register I/O and since there's quite
a few very common patterns in the code allow drivers to pass in a regmap
to the core for use in generic code.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
---
drivers/regulator/core.c | 2 ++
include/linux/regulator/driver.h | 4 ++++
2 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 1bd71a8..10ba8d3 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -24,6 +24,7 @@
#include <linux/suspend.h>
#include <linux/delay.h>
#include <linux/of.h>
+#include <linux/regmap.h>
#include <linux/regulator/of_regulator.h>
#include <linux/regulator/consumer.h>
#include <linux/regulator/driver.h>
@@ -2895,6 +2896,7 @@ 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;
INIT_LIST_HEAD(&rdev->consumer_list);
INIT_LIST_HEAD(&rdev->list);
BLOCKING_INIT_NOTIFIER_HEAD(&rdev->notifier);
diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h
index 4f529ed..2e75373 100644
--- a/include/linux/regulator/driver.h
+++ b/include/linux/regulator/driver.h
@@ -19,6 +19,7 @@
#include <linux/notifier.h>
#include <linux/regulator/consumer.h>

+struct regmap;
struct regulator_dev;
struct regulator_init_data;

@@ -187,12 +188,14 @@ struct regulator_desc {
* @driver_data: private regulator data
* @of_node: OpenFirmware node to parse for device tree bindings (may be
* NULL).
+ * @regmap: regmap to use for core regmap helpers
*/
struct regulator_config {
struct device *dev;
const struct regulator_init_data *init_data;
void *driver_data;
struct device_node *of_node;
+ struct regmap *regmap;
};

/*
@@ -223,6 +226,7 @@ struct regulator_dev {
struct device dev;
struct regulation_constraints *constraints;
struct regulator *supply; /* for tree */
+ struct regmap *regmap;

struct delayed_work disable_work;
int deferred_disables;
--
1.7.9.1


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