1 What:		/sys/class/spi_master/spi<bus>/spi<bus>.<dev>/fram
2 Date:		June 2021
3 KernelVersion:	5.14
4 Contact:	Jiri Prchal <jiri.prchal@aksignal.cz>
5 Description:
6 	Contains the FRAM binary data. Same as EEPROM, just another file
7 	name to indicate that it employs ferroelectric process.
8 	It performs write operations at bus speed - no write delays.
9 
10 What:		/sys/class/spi_master/spi<bus>/spi<bus>.<dev>/sernum
11 Date:		May 2021
12 KernelVersion:	5.14
13 Contact:	Jiri Prchal <jiri.prchal@aksignal.cz>
14 Description:
15 	Contains the serial number of the Cypress FRAM (FM25VN) if it is
16 	present.  It will be displayed as a 8 byte hex string, as read
17 	from the device.
18 
19 	This is a read-only attribute.
20