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| author | Dave Airlie <airlied@redhat.com> | 2016-11-11 09:57:54 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2016-11-11 09:57:54 +1000 |
| commit | 90233ee5d189af0b26430d31a041a2dcaa5c868e (patch) | |
| tree | 82f3ed1cd5ab8d8d6312b9deda57eeae3b7fd7dd /Documentation/devicetree/bindings/display | |
| parent | 628d16555e019c0cc6897b603bbea29c3b6d2c9f (diff) | |
| parent | 3efc2fa3b777e65e344a7612d38a8278e78a0514 (diff) | |
Merge tag 'dw-hdmi-next-2016-09-19' of git://git.pengutronix.de/git/pza/linux into drm-next
dw-hdmi i2c master controller
- add support for the HDMI I2C master controller, for boards that
can have their DDC pins connected only to the HDMI TX directly.
* tag 'dw-hdmi-next-2016-09-19' of git://git.pengutronix.de/git/pza/linux:
drm: bridge/dw_hdmi: add dw hdmi i2c bus adapter support
drm: dw_hdmi: use of_get_i2c_adapter_by_node interface
Diffstat (limited to 'Documentation/devicetree/bindings/display')
| -rw-r--r-- | Documentation/devicetree/bindings/display/bridge/dw_hdmi.txt | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/display/bridge/dw_hdmi.txt b/Documentation/devicetree/bindings/display/bridge/dw_hdmi.txt index dc1452f0d5d8..5e9a84d6e5f1 100644 --- a/Documentation/devicetree/bindings/display/bridge/dw_hdmi.txt +++ b/Documentation/devicetree/bindings/display/bridge/dw_hdmi.txt @@ -19,7 +19,9 @@ Required properties: Optional properties - reg-io-width: the width of the reg:1,4, default set to 1 if not present -- ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing +- ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing, + if the property is omitted, a functionally reduced I2C bus + controller on DW HDMI is probed - clocks, clock-names: phandle to the HDMI CEC clock, name should be "cec" Example: |