regmap: Add SPI 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 5ba61f22c703..60a65cd7e1a0 100644
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -18,6 +18,7 @@
 #include <linux/module.h>
 
 struct i2c_client;
+struct spi_device;
 
 struct regmap_config {
         int reg_bits;
@@ -63,6 +64,9 @@ struct regmap *regmap_init(struct device *dev,
                            const struct regmap_config *config);
 struct regmap *regmap_init_i2c(struct i2c_client *i2c,
                                const struct regmap_config *config);
+struct regmap *regmap_init_spi(struct spi_device *dev,
+                               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,