linux-kernel - [PATCH 2/2] ARM: dts: at91: sama5d4 Xplained: enable UART1 node with DMA

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Date:   Wed, 30 Nov 2016 18:36:30 +0100
From:   Nicolas Ferre <nicolas.ferre@...el.com>
To:     Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
        <linux-arm-kernel@...ts.infradead.org>
CC:     Boris BREZILLON <boris.brezillon@...e-electrons.com>,
        Ludovic Desroches <ludovic.desroches@...el.com>,
        <linux-kernel@...r.kernel.org>,
        Nicolas Ferre <nicolas.ferre@...el.com>
Subject: [PATCH 2/2] ARM: dts: at91: sama5d4 Xplained: enable UART1 node with DMA

Enable UART1 and use DMA configuration with it.

Signed-off-by: Nicolas Ferre <nicolas.ferre@...el.com>
---
 arch/arm/boot/dts/at91-sama5d4_xplained.dts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm/boot/dts/at91-sama5d4_xplained.dts b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
index ed7fce297738..91cf69e26aa1 100644
--- a/arch/arm/boot/dts/at91-sama5d4_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
@@ -69,6 +69,12 @@
 
 	ahb {
 		apb {
+			uart0: serial@...04000 {
+				atmel,use-dma-rx;
+				atmel,use-dma-tx;
+				status = "okay";
+			};
+
 			spi0: spi@...10000 {
 				cs-gpios = <&pioC 3 0>, <0>, <0>, <0>;
 				status = "okay";
-- 
2.9.0