[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-ID: <1410312816-32171-1-git-send-email-b38343@freescale.com>
Date: Wed, 10 Sep 2014 09:33:36 +0800
From: Robin Gong <b38343@...escale.com>
To: <shawn.guo@...escale.com>, <kernel@...gutronix.de>,
<robh+dt@...nel.org>, <pawel.moll@....com>, <mark.rutland@....com>,
<ijc+devicetree@...lion.org.uk>, <galak@...eaurora.org>
CC: <linux@....linux.org.uk>, <linux-arm-kernel@...ts.infradead.org>,
<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<Frank.Li@...escale.com>
Subject: [PATCH v1] ARM: dts: imx6dl: disable dma support for spi on i.mx6dl
There is one weird data in rxfifo after one full rx/tx transfer
done sometimes. It looks a design issue and hard to workaround
totally, so disable dma functhion here. And will re-enable it
once the root cause found.
Signed-off-by: Robin Gong <b38343@...escale.com>
---
arch/arm/boot/dts/imx6dl.dtsi | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/arch/arm/boot/dts/imx6dl.dtsi b/arch/arm/boot/dts/imx6dl.dtsi
index b453e0e..e84a1ff 100644
--- a/arch/arm/boot/dts/imx6dl.dtsi
+++ b/arch/arm/boot/dts/imx6dl.dtsi
@@ -102,6 +102,22 @@
};
};
+&ecspi1 {
+ dma-names = "", "";
+};
+
+&ecspi2 {
+ dma-names = "", "";
+};
+
+&ecspi3 {
+ dma-names = "", "";
+};
+
+&ecspi4 {
+ dma-names = "", "";
+};
+
&hdmi {
compatible = "fsl,imx6dl-hdmi";
};
--
1.9.1
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists