mtd: bcm47xxsflash: convert to module_platform_driver instead of init/exit
mtd: bcm47xxsflash: convert to module_platform_driver instead of init/exit

convert to module_platform_driver instead of init/exit

Suggested-by: Andy Shevchenko <e11a926d64056a9601d8b64a4b8e158f9732e628@gmail.com>
Signed-off-by: Libo chen <03ac321f4fc44d5558b43fe86a753e021008f32d@huawei.com>
Signed-off-by: Brian Norris <ac73eed4b8a8c9127255a2696c52b2e7503720b8@gmail.com>
Signed-off-by: David Woodhouse <b460d66aaf00c296a3db1c1d9eeafc081d5f7d70@intel.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs