Thread (66 messages) 66 messages, 5 authors, 2019-08-28

Re: [linux-sunxi] Re: [PATCH v6 14/22] dt-bindings: sun6i-dsi: Add A64 DSI compatible (w/ A31 fallback)

From: Maxime Ripard <hidden>
Date: 2019-01-29 15:11:22
Also in: dri-devel, linux-clk, linux-devicetree, lkml

On Sat, Jan 26, 2019 at 09:39:00PM +0530, Jagan Teki wrote:
On 25/01/19 9:22 PM, Maxime Ripard wrote:
quoted
On Fri, Jan 25, 2019 at 01:28:52AM +0530, Jagan Teki wrote:
quoted
The MIPI DSI controller in Allwinner A64 is similar to A33.

But unlike A33, A64 doesn't have DSI_SCLK gating which eventually
set the mod clock rate for the controller.

So, use the DSI_DPHY gating for the similar purpose of mod clock
so-that the controller can operate properly.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
  Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt | 1 +
  1 file changed, 1 insertion(+)
diff --git a/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt b/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt
index 69e233e8fad1..dbda2e567760 100644
--- a/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt
+++ b/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt
@@ -12,6 +12,7 @@ The DSI Encoder generates the DSI signal from the TCON's.
  Required properties:
    - compatible: value must be one of:
      * allwinner,sun6i-a31-mipi-dsi
+    * "allwinner,sun50i-a64-mipi-dsi", "allwinner,sun6i-a31-mipi-dsi"
The other line doesn't have quotes, we should be consistent
You mean to say, remove quotes like this

allwinner,sun50i-a64-mipi-dsi, allwinner,sun6i-a31-mipi-dsi
Yep
This make confusion with comma with allwinner vs next compatible string
isn't it? (In fact I did follow the similar like TCON in sun4i-drm.txt)
There's no really clear consensus here, andd i don't really have a
strong opinion on the matter either. Since the YAML schemas are going
to have it without double quotes, I guess we should use that
convention as well, but we want to remain consistent at least.

Maxime

-- 
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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