From 75e644c77d7c1d2b5414b5c8b043b7d56713f54d Mon Sep 17 00:00:00 2001
From: Thor Thayer <tthayer@opensource.altera.com>
Date: Thu, 14 Jul 2016 11:06:41 -0500
Subject: [PATCH] Documentation: dt: socfpga: Add Arria10 USB EDAC binding
Add the device tree bindings needed to support the Altera USB
FIFO buffer on the Arria10 chip.
Signed-off-by: Thor Thayer <tthayer@opensource.altera.com>
Acked-by: Rob Herring <robh+dt@kernel.org>
Cc: devicetree@vger.kernel.org
Cc: dinguyen@opensource.altera.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-edac <linux-edac@vger.kernel.org>
Link: http://lkml.kernel.org/r/1468512408-5156-4-git-send-email-tthayer@opensource.altera.com
Signed-off-by: Borislav Petkov <bp@suse.de>
---
.../bindings/arm/altera/socfpga-eccmgr.txt | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/Documentation/devicetree/bindings/arm/altera/socfpga-eccmgr.txt b/Documentation/devicetree/bindings/arm/altera/socfpga-eccmgr.txt
index ad8245b8d568c..3ffeb12374b78 100644
--- a/Documentation/devicetree/bindings/arm/altera/socfpga-eccmgr.txt
+++ b/Documentation/devicetree/bindings/arm/altera/socfpga-eccmgr.txt
@@ -106,6 +106,14 @@ Required Properties:
- interrupts : Should be single bit error interrupt, then double bit error
interrupt, in this order.
+USB FIFO ECC
+Required Properties:
+- compatible : Should be "altr,socfpga-usb-ecc"
+- reg : Address and size for ECC block registers.
+- altr,ecc-parent : phandle to parent USB node.
+- interrupts : Should be single bit error interrupt, then double bit error
+ interrupt, in this order.
+
Example:
eccmgr: eccmgr@ffd06000 {
@@ -179,5 +187,12 @@ Example:
altr,ecc-parent = <&pdma>;
interrupts = <10 IRQ_TYPE_LEVEL_HIGH>,
<42 IRQ_TYPE_LEVEL_HIGH>;
+
+ usb0-ecc@ff8c8800 {
+ compatible = "altr,socfpga-usb-ecc";
+ reg = <0xff8c8800 0x400>;
+ altr,ecc-parent = <&usb0>;
+ interrupts = <2 IRQ_TYPE_LEVEL_HIGH>,
+ <34 IRQ_TYPE_LEVEL_HIGH>;
};
};
--
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