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author | Emilio López <emilio.lopez@collabora.co.uk> | 2015-09-21 16:38:21 +0300 |
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committer | Lee Jones <lee.jones@linaro.org> | 2015-10-30 20:18:51 +0300 |
commit | 5b855ff3f7d3f95c8c06e690d61ee3e0eddaec90 (patch) | |
tree | daef85617dd6e703652e63f4df19803055166f28 | |
parent | 3dab794f50451fa910d6a8d4d002c4ecda3cc1f5 (diff) | |
download | linux-5b855ff3f7d3f95c8c06e690d61ee3e0eddaec90.tar.xz |
bindings: mfd: cros ec: Document vbc EC property
Some EC implementations include a small nvram space used to store
verified boot context data. This boolean property lets us indicate
whether this space is available or not on a specific EC implementation.
Signed-off-by: Emilio López <emilio.lopez@collabora.co.uk>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
-rw-r--r-- | Documentation/devicetree/bindings/mfd/cros-ec.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mfd/cros-ec.txt b/Documentation/devicetree/bindings/mfd/cros-ec.txt index 1777916e9e28..136e0c2da44d 100644 --- a/Documentation/devicetree/bindings/mfd/cros-ec.txt +++ b/Documentation/devicetree/bindings/mfd/cros-ec.txt @@ -34,6 +34,10 @@ Required properties (LPC): - compatible: "google,cros-ec-lpc" - reg: List of (IO address, size) pairs defining the interface uses +Optional properties (all): +- google,has-vbc-nvram: Some implementations of the EC include a small + nvram space used to store verified boot context data. This boolean flag + is used to specify whether this nvram is present or not. Example for I2C: |