1 What: /sys/devices/*/<our-device>/nvmem 2 Date: December 2017 3 Contact: PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com> 4 Description: read-only access to the efuse on the Ingenic JZ4780 SoC 5 The SoC has a one time programmable 8K efuse that is 6 split into segments. The driver supports read only. 7 The segments are: 8 9 ===== ======== ================= 10 0x000 64 bit Random Number 11 0x008 128 bit Ingenic Chip ID 12 0x018 128 bit Customer ID 13 0x028 3520 bit Reserved 14 0x1E0 8 bit Protect Segment 15 0x1E1 2296 bit HDMI Key 16 0x300 2048 bit Security boot key 17 ===== ======== ================= 18 19 Users: any user space application which wants to read the Chip 20 and Customer ID
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.