linux-kernel - [PATCH 1/2] dt-bindings: dmaengine: xilinx

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Date:   Wed, 13 Jun 2018 13:04:47 +0530
From:   Radhey Shyam Pandey <radhey.shyam.pandey@...inx.com>
To:     <vkoul@...nel.org>, <robh+dt@...nel.org>, <mark.rutland@....com>,
        <michal.simek@...inx.com>, <dan.j.williams@...el.com>,
        <appana.durga.rao@...inx.com>, <lars@...afoo.de>
CC:     <dmaengine@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        Radhey Shyam Pandey <radhey.shyam.pandey@...inx.com>
Subject: [PATCH 1/2] dt-bindings: dmaengine: xilinx_dma: Add VDMA vertical flip property

The AXI VDMA core supports Vertical flip in S2MM path when Enable
Vertical Flip (Advanced tab) is selected. To allow vertical flip
programming define an optional 'xlnx,enable-vert-flip' channel
child node property.

Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@...inx.com>
Signed-off-by: Michal Simek <michal.simek@...inx.com>
---
 .../devicetree/bindings/dma/xilinx/xilinx_dma.txt  |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt
index a2b8bfa..174af2c 100644
--- a/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt
+++ b/Documentation/devicetree/bindings/dma/xilinx/xilinx_dma.txt
@@ -66,6 +66,8 @@ Optional child node properties:
 Optional child node properties for VDMA:
 - xlnx,genlock-mode: Tells Genlock synchronization is
 	enabled/disabled in hardware.
+- xlnx,enable-vert-flip: Tells vertical flip is
+	enabled/disabled in hardware(S2MM path).
 Optional child node properties for AXI DMA:
 -dma-channels: Number of dma channels in child node.
 
-- 
1.7.1