diff options
Diffstat (limited to 'drivers/nvmem/Kconfig')
| -rw-r--r-- | drivers/nvmem/Kconfig | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/nvmem/Kconfig b/drivers/nvmem/Kconfig index d801cc25af..53086d1aac 100644 --- a/drivers/nvmem/Kconfig +++ b/drivers/nvmem/Kconfig @@ -15,4 +15,25 @@ config NVMEM_SNVS_LPGPR help If you say yes here you get NVMEM support for the Freescale SNVS Low Power Generic Purpose Register (LPGPR). + +config IMX_OCOTP + tristate "i.MX6 On Chip OTP controller" + depends on ARCH_IMX6 || ARCH_VF610 + depends on OFDEVICE + help + This adds support for the i.MX6 On-Chip OTP controller. Currently the + only supported functionality is reading the MAC address and assigning + it to an ethernet device. + +config IMX_OCOTP_WRITE + bool + prompt "Enable write support of i.MX6 CPUs OTP fuses" + depends on IMX_OCOTP + help + This adds write support to IMX6 On-Chip OTP registers. Example of set + MAC to 12:34:56:78:9A:BC (2 words with address 0x22 (OCOTP_MAC0) and + address 0x23 (OCOTP_MAC1)). To calculate the file offset multiply + the value of the address by 4. + mw -l -d /dev/imx-ocotp 0x8C 0x00001234 + mw -l -d /dev/imx-ocotp 0x88 0x56789ABC endif |