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Subject[PATCH 01/13] dt-bindings: update the binding for Allwinner H3 DE2 support
Date
Allwinner H3 features a "Display Engine 2.0".

Add device tree bindings for the following parts:
- H3 TCONs
- H3 Mixers
- H3 Display engine

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
---
.../bindings/display/sunxi/sun4i-drm.txt | 25 ++++++++++++++++++----
1 file changed, 21 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
index 2ee6ff0ef98e..92512953943e 100644
--- a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
+++ b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
@@ -87,18 +87,17 @@ Required properties:
* allwinner,sun6i-a31-tcon
* allwinner,sun6i-a31s-tcon
* allwinner,sun8i-a33-tcon
+ * allwinner,sun8i-h3-tcon
* allwinner,sun8i-v3s-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
- resets: phandles to the reset controllers driving the encoder
- "lcd": the reset line for the TCON channel 0

- clock-names: the clock names mentioned above
- reset-names: the reset names mentioned above
- - clock-output-names: Name of the pixel clock created

- ports: A ports node with endpoint definitions as defined in
Documentation/devicetree/bindings/media/video-interfaces.txt. The
@@ -112,7 +111,23 @@ Required properties:
channel the endpoint is associated to. If that property is not
present, the endpoint number will be used as the channel number.

-On SoCs other than the A33 and V3s, there is one more clock required:
+For the following compatibles:
+ * allwinner,sun5i-a13-tcon
+ * allwinner,sun6i-a31-tcon
+ * allwinner,sun6i-a31s-tcon
+ * allwinner,sun8i-a33-tcon
+ * allwinner,sun8i-v3s-tcon
+there is one more clock and one more property required:
+ - clocks:
+ - 'tcon-ch0': The clock driving the TCON channel 0
+ - clock-output-names: Name of the pixel clock created
+
+For the following compatibles:
+ * allwinner,sun5i-a13-tcon
+ * allwinner,sun6i-a31-tcon
+ * allwinner,sun6i-a31s-tcon
+ * allwinner,sun8i-h3-tcon
+there is one more clock required:
- 'tcon-ch1': The clock driving the TCON channel 1

DRC
@@ -207,6 +222,8 @@ supported.
Required properties:
- compatible: value must be one of:
* allwinner,sun8i-v3s-de2-mixer
+ * allwinner,sun8i-h3-de2-mixer0
+ * allwinner,sun8i-h3-de2-mixer1
- reg: base address and size of the memory-mapped region.
- clocks: phandles to the clocks feeding the mixer
* bus: the mixer interface clock
@@ -218,7 +235,6 @@ Required properties:
Documentation/devicetree/bindings/media/video-interfaces.txt. The
first port should be the input endpoints, the second one the output

-
Display Engine Pipeline
-----------------------

@@ -233,6 +249,7 @@ Required properties:
* allwinner,sun6i-a31-display-engine
* allwinner,sun6i-a31s-display-engine
* allwinner,sun8i-a33-display-engine
+ * allwinner,sun8i-h3-display-engine
* allwinner,sun8i-v3s-display-engine

- allwinner,pipelines: list of phandle to the display engine
--
2.13.0
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