On Monday, July 20, 2015 at 12:04:58 AM, Stefan Wahren wrote: > This patch brings read-only support for the On-Chip OTP cells > in the i.MX23 and i.MX28 processor. The driver implements the > new NVMEM provider API. > > Signed-off-by: Stefan Wahren <stefan.wahren@xxxxxxxx> How come this driver isn't doing any manipulation with the VDDIO voltage -- or did I miss that? I seem to remember that the VDDIO had to be lowered to 2.8V before the fuses could be programmed and restored to 3.3V afterward. See for example recent mainline u-boot, drivers/misc/mxs_ocotp.c . Best regards, Marek Vasut -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html