mfd: Add MODULE_DEVICE_TABLE to pcf50633-core

The device table is required to load modules based on modaliases.
After adding the MODULE_DEVICE_TABLE, below entries will be added to
modules.alias:
alias i2c:pcf50633 pcf50633

Signed-off-by: Axel Lin <[email protected]>
Acked-by: Harald Welte <[email protected]>
Signed-off-by: Samuel Ortiz <[email protected]>
1 file changed