Merge tag 'spi-nor/for-4.16' of git://git.infradead.org/linux-mtd into mtd/next

Merge tag 'spi-nor/for-4.16' of git://git.infradead.org/linux-mtd into mtd/next

Pull spi-nor changes from Cyrille Pitchen:

"
  This pull-request contains the following notable changes:

  Core changes:
  * Add support to new ISSI and Cypress/Spansion memory parts.
  * Fix support of Micron memories by checking error bits in the FSR.
  * Fix update of block-protection bits by reading back the SR.
  * Restore the internal state of the SPI flash memory when removing the
    device.

  Driver changes:
  * Maintenance for Freescale, Intel and Metiatek drivers.
  * Add support of the direct access mode for the Cadence QSPI controller.
"