linux-kernel - [PATCH] Documentation/devicetree: document cavium-pip rx-delay/tx-delay properties

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Message-Id: <1465079042-22499-1-git-send-email-aaro.koskinen@iki.fi>
Date:	Sun,  5 Jun 2016 01:24:02 +0300
From:	Aaro Koskinen <aaro.koskinen@....fi>
To:	Rob Herring <robh+dt@...nel.org>,
	David Daney <ddaney.cavm@...il.com>, devicetree@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, Aaro Koskinen <aaro.koskinen@....fi>
Subject: [PATCH] Documentation/devicetree: document cavium-pip rx-delay/tx-delay properties

Document cavium-pip rx-delay/tx-delay properties. Currently the board
specific values need to be hardcoded in the platform code, which we
want to avoid when moving to DT-only booting.

Signed-off-by: Aaro Koskinen <aaro.koskinen@....fi>
---
 Documentation/devicetree/bindings/net/cavium-pip.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/cavium-pip.txt b/Documentation/devicetree/bindings/net/cavium-pip.txt
index 7dbd158..edbf411 100644
--- a/Documentation/devicetree/bindings/net/cavium-pip.txt
+++ b/Documentation/devicetree/bindings/net/cavium-pip.txt
@@ -37,6 +37,10 @@ Properties for PIP port which is a child the PIP interface:
 
 - phy-handle: Optional, see ethernet.txt file in the same directory.
 
+- rx-delay: Delay value for RGMII receive clock. Optional. Disabled if 0.
+
+- tx-delay: Delay value for RGMII transmit clock. Optional. Disabled if 0.
+
 Example:
 
 	pip@...00a0000000 {
-- 
2.7.2