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[02/10] Documentation: dt: socfpga: Add Arria10 DMA EDAC binding

Message ID 1468512408-5156-3-git-send-email-tthayer@opensource.altera.com (mailing list archive)
State New, archived
Headers show

Commit Message

tthayer@opensource.altera.com July 14, 2016, 4:06 p.m. UTC 
From: Thor Thayer <tthayer@opensource.altera.com>

Add the device tree bindings needed to support the Altera DMA
FIFO buffer EDAC on the Arria10 chip.

Signed-off-by: Thor Thayer <tthayer@opensource.altera.com>
---
 .../bindings/arm/altera/socfpga-eccmgr.txt         |   16 ++++++++++++++++
 1 file changed, 16 insertions(+)

Comments

Rob Herring (Arm) July 16, 2016, 11:06 p.m. UTC | #1 
On Thu, Jul 14, 2016 at 11:06:40AM -0500, tthayer@opensource.altera.com wrote:
> From: Thor Thayer <tthayer@opensource.altera.com>
> 
> Add the device tree bindings needed to support the Altera DMA
> FIFO buffer EDAC on the Arria10 chip.
> 
> Signed-off-by: Thor Thayer <tthayer@opensource.altera.com>
> ---
>  .../bindings/arm/altera/socfpga-eccmgr.txt         |   16 ++++++++++++++++
>  1 file changed, 16 insertions(+)

Acked-by: Rob Herring <robh@kernel.org>
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Patch

diff --git a/Documentation/devicetree/bindings/arm/altera/socfpga-eccmgr.txt b/Documentation/devicetree/bindings/arm/altera/socfpga-eccmgr.txt
index 1bcbab2..ad8245b 100644
--- a/Documentation/devicetree/bindings/arm/altera/socfpga-eccmgr.txt
+++ b/Documentation/devicetree/bindings/arm/altera/socfpga-eccmgr.txt
@@ -98,6 +98,14 @@  Required Properties:
 - interrupts      : Should be single bit error interrupt, then double bit error
 	interrupt, in this order.
 
+DMA FIFO ECC
+Required Properties:
+- compatible      : Should be "altr,socfpga-dma-ecc"
+- reg             : Address and size for ECC block registers.
+- altr,ecc-parent : phandle to parent DMA node.
+- interrupts      : Should be single bit error interrupt, then double bit error
+	interrupt, in this order.
+
 Example:
 
 	eccmgr: eccmgr@ffd06000 {
@@ -164,4 +172,12 @@  Example:
 			interrupts = <12 IRQ_TYPE_LEVEL_HIGH>,
 				     <44 IRQ_TYPE_LEVEL_HIGH>;
 		};
+
+		dma-ecc@ff8c8000 {
+			compatible = "altr,socfpga-dma-ecc";
+			reg = <0xff8c8000 0x400>;
+			altr,ecc-parent = <&pdma>;
+			interrupts = <10 IRQ_TYPE_LEVEL_HIGH>,
+				     <42 IRQ_TYPE_LEVEL_HIGH>;
+		};
 	};