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author | Maxime Ripard <maxime.ripard@free-electrons.com> | 2016-01-07 14:32:25 +0300 |
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committer | Maxime Ripard <maxime.ripard@free-electrons.com> | 2016-09-08 10:28:51 +0300 |
commit | 4a408f1f639bd702cc2699d33161f3590c942c2c (patch) | |
tree | 0c77d9e8b6359533053142b3fbacea26bdd15c12 /Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt | |
parent | 8e9240472522bd53d9372a03357b9f0ca8faef59 (diff) | |
download | linux-4a408f1f639bd702cc2699d33161f3590c942c2c.tar.xz |
drm/sun4i: support A33 tcon
The A33 has a significantly different pipeline, with components that differ
too.
Make sure we had compatible for them.
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 | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt index df8f4aeefe4c..46d8c570aa11 100644 --- a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt +++ b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt @@ -26,13 +26,14 @@ TCON The TCON acts as a timing controller for RGB, LVDS and TV interfaces. Required properties: - - compatible: value should be "allwinner,sun5i-a13-tcon". + - compatible: value must be either: + * allwinner,sun5i-a13-tcon + * allwinner,sun8i-a33-tcon - reg: base address and size of memory-mapped region - interrupts: interrupt associated to this IP - clocks: phandles to the clocks feeding the TCON. Three are needed: - 'ahb': the interface clocks - 'tcon-ch0': The clock driving the TCON channel 0 - - 'tcon-ch1': The clock driving the TCON channel 1 - resets: phandles to the reset controllers driving the encoder - "lcd": the reset line for the TCON channel 0 @@ -49,6 +50,9 @@ Required properties: second the block connected to the TCON channel 1 (usually the TV encoder) +On the A13, there is one more clock required: + - 'tcon-ch1': The clock driving the TCON channel 1 + Display Engine Backend ---------------------- @@ -59,6 +63,7 @@ system. Required properties: - compatible: value must be one of: * allwinner,sun5i-a13-display-backend + * allwinner,sun8i-a33-display-backend - reg: base address and size of the memory-mapped region. - clocks: phandles to the clocks feeding the frontend and backend * ahb: the backend interface clock @@ -80,6 +85,7 @@ deinterlacing and color space conversion. Required properties: - compatible: value must be one of: * allwinner,sun5i-a13-display-frontend + * allwinner,sun8i-a33-display-frontend - reg: base address and size of the memory-mapped region. - interrupts: interrupt associated to this IP - clocks: phandles to the clocks feeding the frontend and backend @@ -104,6 +110,7 @@ extra node. Required properties: - compatible: value must be one of: * allwinner,sun5i-a13-display-engine + * allwinner,sun8i-a33-display-engine - allwinner,pipelines: list of phandle to the display engine frontends available. |