regmap: Add I2C bus support

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Acked-by: Wolfram Sang <w.sang@pengutronix.de>
Acked-by: Grant Likely <grant.likely@secretlab.ca>

1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/regmap.h b/include/linux/regmap.h
index a26c1d001401..5ba61f22c703 100644
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -17,6 +17,8 @@
 #include <linux/list.h>
 #include <linux/module.h>
 
+struct i2c_client;
+
 struct regmap_config {
         int reg_bits;
         int val_bits;
@@ -59,6 +61,8 @@ struct regmap_bus {
 struct regmap *regmap_init(struct device *dev,
                            const struct regmap_bus *bus,
                            const struct regmap_config *config);
+struct regmap *regmap_init_i2c(struct i2c_client *i2c,
+                               const struct regmap_config *config);
 void regmap_exit(struct regmap *map);
 int regmap_write(struct regmap *map, unsigned int reg, unsigned int val);
 int regmap_raw_write(struct regmap *map, unsigned int reg,