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author | Maxime Ripard <maxime.ripard@free-electrons.com> | 2016-09-06 16:23:03 +0300 |
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committer | Maxime Ripard <maxime.ripard@free-electrons.com> | 2016-09-08 10:29:42 +0300 |
commit | 440d2c7b127a8b3aab21eb140262bb29c4ee804f (patch) | |
tree | 3829fa7194f4c28c7f40baef78ac047ca80635ca /Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt | |
parent | 4a408f1f639bd702cc2699d33161f3590c942c2c (diff) | |
download | linux-440d2c7b127a8b3aab21eb140262bb29c4ee804f.tar.xz |
drm/sun4i: backend: Handle the SAT
The A33 has an block called SAT that is part of the backend that needs to
be clocked and out of reset to be able for the backend to operate properly.
Extend the binding to have the SAT resources listed, and claim them when
the backend probes.
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Chen-Yu Tsai <wens@csie.org>
Diffstat (limited to 'Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt')
-rw-r--r-- | Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt index 46d8c570aa11..abe9e9d8b785 100644 --- a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt +++ b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt @@ -76,6 +76,14 @@ Required properties: Documentation/devicetree/bindings/media/video-interfaces.txt. The first port should be the input endpoints, the second one the output +On the A33, some additional properties are required: + - reg needs to have an additional region corresponding to the SAT + - reg-names need to be set, with "be" and "sat" + - clocks and clock-names need to have a phandle to the SAT bus + clocks, whose name will be "sat" + - resets and reset-names need to have a phandle to the SAT bus + resets, whose name will be "sat" + Display Engine Frontend ----------------------- |