mfd: Split 88pm8607 driver

Create 88pm8607-i2c driver to support all I2C operation of 88PM8607.

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 9 insertions, 3 deletions

diff --git a/include/linux/mfd/88pm8607.h b/include/linux/mfd/88pm8607.h
index f41b428d2cec..6e4dcdca02a8 100644
--- a/include/linux/mfd/88pm8607.h
+++ b/include/linux/mfd/88pm8607.h
@@ -33,8 +33,8 @@ enum {
         PM8607_ID_RG_MAX,
 };
 
-#define CHIP_ID                         (0x40)
-#define CHIP_ID_MASK                    (0xF8)
+#define PM8607_ID                       (0x40)  /* 8607 chip ID */
+#define PM8607_ID_MASK                  (0xF8)  /* 8607 chip ID mask */
 
 /* Interrupt Registers */
 #define PM8607_STATUS_1                 (0x01)
@@ -185,6 +185,7 @@ struct pm8607_chip {
         struct device           *dev;
         struct mutex            io_lock;
         struct i2c_client       *client;
+        struct i2c_device_id    id;
 
         int (*read)(struct pm8607_chip *chip, int reg, int bytes, void *dest);
         int (*write)(struct pm8607_chip *chip, int reg, int bytes, void *src);
@@ -214,4 +215,9 @@ extern int pm8607_bulk_write(struct pm8607_chip *, int, int,
                              unsigned char *);
 extern int pm8607_set_bits(struct pm8607_chip *, int, unsigned char,
                            unsigned char);
-#endif /* __LINUX_MFD_88PM8607_H */
+
+extern int pm860x_device_init(struct pm8607_chip *chip,
+                              struct pm8607_platform_data *pdata);
+extern void pm860x_device_exit(struct pm8607_chip *chip);
+
+#endif /* __LINUX_MFD_88PM860X_H */