xref: /OK3568_Linux_fs/kernel/Documentation/ABI/stable/sysfs-bus-nvmem (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunWhat:		/sys/bus/nvmem/devices/.../nvmem
2*4882a593SmuzhiyunDate:		July 2015
3*4882a593SmuzhiyunKernelVersion:  4.2
4*4882a593SmuzhiyunContact:	Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
5*4882a593SmuzhiyunDescription:
6*4882a593Smuzhiyun		This file allows user to read/write the raw NVMEM contents.
7*4882a593Smuzhiyun		Permissions for write to this file depends on the nvmem
8*4882a593Smuzhiyun		provider configuration.
9*4882a593Smuzhiyun		Note: This file is only present if CONFIG_NVMEM_SYSFS
10*4882a593Smuzhiyun		is enabled
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun		ex::
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun		  hexdump /sys/bus/nvmem/devices/qfprom0/nvmem
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun		  0000000 0000 0000 0000 0000 0000 0000 0000 0000
17*4882a593Smuzhiyun		  *
18*4882a593Smuzhiyun		  00000a0 db10 2240 0000 e000 0c00 0c00 0000 0c00
19*4882a593Smuzhiyun		  0000000 0000 0000 0000 0000 0000 0000 0000 0000
20*4882a593Smuzhiyun		  ...
21*4882a593Smuzhiyun		  *
22*4882a593Smuzhiyun		  0001000
23