linux-kernel - [PATCHv3 3/5] ARM: dts: imx6-tx6: enable support for rtscts on UARTs

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Date:	Thu, 31 Mar 2016 14:33:43 +0200
From:	Lothar Waßmann <LW@...O-electronics.de>
To:	Dan Williams <dan.j.williams@...el.com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Mark Rutland <mark.rutland@....com>,
	Pawel Moll <pawel.moll@....com>,
	Rob Herring <robh+dt@...nel.org>,
	Russell King <linux@....linux.org.uk>,
	Sascha Hauer <kernel@...gutronix.de>,
	Shawn Guo <shawnguo@...nel.org>,
	Vinod Koul <vinod.koul@...el.com>, devicetree@...r.kernel.org,
	dmaengine@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Cc:	Lothar Waßmann <LW@...O-electronics.de>
Subject: [PATCHv3 3/5] ARM: dts: imx6-tx6: enable support for rtscts on UARTs

Add missing pinctrl for the RTS/CTS lines to uart1 and set the
fsl,uart-has-rtscts property on all UARTs to enable support for HW
handshake.

Signed-off-by: Lothar Waßmann <LW@...O-electronics.de>
---
 arch/arm/boot/dts/imx6qdl-tx6.dtsi | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/imx6qdl-tx6.dtsi b/arch/arm/boot/dts/imx6qdl-tx6.dtsi
index d96dba2..24101c1 100644
--- a/arch/arm/boot/dts/imx6qdl-tx6.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-tx6.dtsi
@@ -684,19 +684,22 @@
 
 &uart1 {
 	pinctrl-names = "default";
-	pinctrl-0 = <&pinctrl_uart1>;
+	pinctrl-0 = <&pinctrl_uart1 &pinctrl_uart1_rtscts>;
+	fsl,uart-has-rtscts;
 	status = "okay";
 };
 
 &uart2 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_uart2 &pinctrl_uart2_rtscts>;
+	fsl,uart-has-rtscts;
 	status = "okay";
 };
 
 &uart3 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_uart3 &pinctrl_uart3_rtscts>;
+	fsl,uart-has-rtscts;
 	status = "okay";
 };
 
-- 
2.1.4