diff options
author | Andrey Smirnov <andrew.smirnov@gmail.com> | 2018-05-28 21:47:29 -0700 |
---|---|---|
committer | Sascha Hauer <s.hauer@pengutronix.de> | 2018-05-31 17:26:49 +0200 |
commit | 137e8e3c1748a6ad39201b22316182bd01adb5d5 (patch) | |
tree | c0145ef2a89d86b4b12217a5edce886e6462a51b /drivers/nvmem/Kconfig | |
parent | b387db124ec972f2271c50d2eaf29a4d652b29c7 (diff) | |
download | barebox-137e8e3c1748a6ad39201b22316182bd01adb5d5.tar.gz barebox-137e8e3c1748a6ad39201b22316182bd01adb5d5.tar.xz |
i.MX: ocotp: Move OCOTP driver to drivers/nvmem
Move OCOTP driver to drivers/nvmem to be consistent with Linux
kerenel.
Cc: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Tested-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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 |