Documentation/ABI/testing/sysfs-bus-spi-devices-spi-nor

   1 What:           /sys/bus/spi/devices/.../spi-nor/jedec_id
   2 Date:           April 2021
   3 KernelVersion:  5.14
   4 Contact:        linux-mtd@lists.infradead.org
   5 Description:    (RO) The JEDEC ID of the SPI NOR flash as reported by the
   6                 flash device.
   7
   8                 The attribute is not present if the flash doesn't support
   9                 the "Read JEDEC ID" command (9Fh). This is the case for
  10                 non-JEDEC compliant flashes.
  11
  12 What:           /sys/bus/spi/devices/.../spi-nor/manufacturer
  13 Date:           April 2021
  14 KernelVersion:  5.14
  15 Contact:        linux-mtd@lists.infradead.org
  16 Description:    (RO) Manufacturer of the SPI NOR flash.
  17
  18                 The attribute is not present if the flash device isn't
  19                 known to the kernel and is only probed by its SFDP
  20                 tables.
  21
  22 What:           /sys/bus/spi/devices/.../spi-nor/partname
  23 Date:           April 2021
  24 KernelVersion:  5.14
  25 Contact:        linux-mtd@lists.infradead.org
  26 Description:    (RO) Part name of the SPI NOR flash.
  27
  28                 The attribute is optional. User space should not rely on
  29                 it to be present or even correct. Instead, user space
  30                 should read the jedec_id attribute.
  31
  32 What:           /sys/bus/spi/devices/.../spi-nor/sfdp
  33 Date:           April 2021
  34 KernelVersion:  5.14
  35 Contact:        linux-mtd@lists.infradead.org
  36 Description:    (RO) This attribute is only present if the SPI NOR flash
  37                 device supports the "Read SFDP" command (5Ah).
  38
  39                 If present, it contains the complete SFDP (serial flash
  40                 discoverable parameters) binary data of the flash.