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msm: mdss: add missing documentation for WB device node

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Commit be23185307 ("Merge branch
'mdss-final-replay' into msm-4.4") resulted in the driver changes related
to writeback sub node being merged without the documentation for the
bindings associated with that device node. Add the missing binding
documentation.

Change-Id: Id2affddf055a6bbf0038958bcdb7abd6d7930509
Signed-off-by: Aravind Venkateswaran <aravindh@codeaurora.org>
This commit is contained in:
Aravind Venkateswaran 2016-04-13 17:57:20 -07:00 • committed by Jeevan Shriram
parent b001afe7ef
commit a402fc692c
1 changed files with 8 additions and 0 deletions
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8
Documentation/devicetree/bindings/fb/mdss-mdp.txt
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@ -621,6 +621,14 @@ Subnode properties:
needed by the device.
- clock-names: List of clock names needed by the device.
Subnode properties:
Required properties:
- compatible: Must be "qcom,mdss_wb"
- qcom,mdss_pan_res: Array containing two elements, width and height which
specifies size of writeback buffer.
- qcom,mdss_pan_bpp: Specifies bits per pixel for writeback buffer.
- qcom,mdss-fb-map: Specifies the handle for frame buffer.
Example:
mdss_mdp: qcom,mdss_mdp@fd900000 {
compatible = "qcom,mdss_mdp";