mtd: nand-gpio: Use default dev_ready function if RDY is missing in configuration
mtd: nand-gpio: Use default dev_ready function if RDY is missing in configuration

Signed-off-by: Alexander Shiyan <2d24902f83da69c248f5b0282406fefa25814305@mail.ru>
Signed-off-by: Artem Bityutskiy <2f96f8cd3e2780a209d0ab27d1b44624d0019d3f@linux.intel.com>
Signed-off-by: David Woodhouse <b460d66aaf00c296a3db1c1d9eeafc081d5f7d70@intel.com>

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