linux-phytec-fsl

nvmem: add binding for mxs-ocotp

This patch adds the devicetree bindings for the Freescale MXS On Chip
OTP driver.

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>