tjh.dev
Linux kernel mirror (for testing)
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linux
1What: /sys/bus/spi/devices/.../spi-nor/jedec_id
2Date: April 2021
3KernelVersion: 5.14
4Contact: linux-mtd@lists.infradead.org
5Description: (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
12What: /sys/bus/spi/devices/.../spi-nor/manufacturer
13Date: April 2021
14KernelVersion: 5.14
15Contact: linux-mtd@lists.infradead.org
16Description: (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
22What: /sys/bus/spi/devices/.../spi-nor/partname
23Date: April 2021
24KernelVersion: 5.14
25Contact: linux-mtd@lists.infradead.org
26Description: (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
32What: /sys/bus/spi/devices/.../spi-nor/sfdp
33Date: April 2021
34KernelVersion: 5.14
35Contact: linux-mtd@lists.infradead.org
36Description: (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.