linux-kernel - [v4 2/2] arm64: dts: ls1028a: Update edma compatible to fit eDMA driver

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Date:   Wed, 11 Dec 2019 08:09:39 +0000
From:   Peng Ma <peng.ma@....com>
To:     "vkoul@...nel.org" <vkoul@...nel.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        Leo Li <leoyang.li@....com>,
        "dan.j.williams@...el.com" <dan.j.williams@...el.com>,
        Robin Gong <yibin.gong@....com>
CC:     "dmaengine@...r.kernel.org" <dmaengine@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>, Peng Ma <peng.ma@....com>
Subject: [v4 2/2] arm64: dts: ls1028a: Update edma compatible to fit eDMA
 driver

The eDMA of LS1028A soc has a little bit different from others, So we
should distinguish them in driver by compatible.

Signed-off-by: Peng Ma <peng.ma@....com>
---
Changed for v4
	- Add new change patch

 Documentation/devicetree/bindings/dma/fsl-edma.txt | 1 +
 arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi     | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/dma/fsl-edma.txt b/Documentation/devicetree/bindings/dma/fsl-edma.txt
index 29dd3ccb1235..e77b08ebcd06 100644
--- a/Documentation/devicetree/bindings/dma/fsl-edma.txt
+++ b/Documentation/devicetree/bindings/dma/fsl-edma.txt
@@ -10,6 +10,7 @@ Required properties:
 - compatible :
 	- "fsl,vf610-edma" for eDMA used similar to that on Vybrid vf610 SoC
 	- "fsl,imx7ulp-edma" for eDMA2 used similar to that on i.mx7ulp
+	- "fsl,fsl,ls1028a-edma" for eDMA used similar to that on Vybrid vf610 SoC
 - reg : Specifies base physical address(s) and size of the eDMA registers.
 	The 1st region is eDMA control register's address and size.
 	The 2nd and the 3rd regions are programmable channel multiplexing
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
index 8e8a77eb596a..b3716a89fa0d 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
@@ -316,7 +316,7 @@
 
 		edma0: dma-controller@...0000 {
 			#dma-cells = <2>;
-			compatible = "fsl,vf610-edma";
+			compatible = "fsl,ls1028a-edma";
 			reg = <0x0 0x22c0000 0x0 0x10000>,
 			      <0x0 0x22d0000 0x0 0x10000>,
 			      <0x0 0x22e0000 0x0 0x10000>;
-- 
2.17.1