Switch spi_flash_* interfaces to call into new SPI NOR framework via MTD
layer. Fix up sf_dataflash to work in legacy way. And update sandbox to
use new interfaces/definitions
Signed-off-by: NVignesh R <vigneshr@ti.com>
Tested-by: NSimon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
Tested-by: NStefan Roese <sr@denx.de>
Tested-by: NHoratiu Vultur <horatiu.vultur@microchip.com>
Reviewed-by: NJagan Teki <jagan@openedev.com>
Tested-by: Jagan Teki <jagan@amarulasolutions.com> #zynq-microzed