We no longer enumerate the bus types, we rely on the driver telling us
this on init.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
 }
 
 static struct regmap_bus regmap_i2c = {
-       .type = &i2c_bus_type,
        .write = regmap_i2c_write,
        .gather_write = regmap_i2c_gather_write,
        .read = regmap_i2c_read,
 
 }
 
 static struct regmap_bus regmap_spi = {
-       .type = &spi_bus_type,
        .write = regmap_spi_write,
        .gather_write = regmap_spi_gather_write,
        .read = regmap_spi_read,
 
 /**
  * Description of a hardware bus for the register map infrastructure.
  *
- * @list: Internal use.
- * @type: Bus type, used to identify bus to be used for a device.
  * @write: Write operation.
  * @gather_write: Write operation with split register/value, return -ENOTSUPP
  *                if not implemented  on a given device.
  *                  a read.
  */
 struct regmap_bus {
-       struct list_head list;
-       struct bus_type *type;
        regmap_hw_write write;
        regmap_hw_gather_write gather_write;
        regmap_hw_read read;