From: Lothar Waßmann <LW@KARO-electronics.de>
Date: Thu, 31 Mar 2016 12:33:43 +0000 (+0200)
Subject: ARM: dts: imx6-tx6: enable support for rtscts on UARTs
X-Git-Tag: v5.15~13613^2~8^2~39
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=720f4340e40a03f6f063083e20f90403632ff031;p=platform%2Fkernel%2Flinux-starfive.git

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@KARO-electronics.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
---

diff --git a/arch/arm/boot/dts/imx6qdl-tx6.dtsi b/arch/arm/boot/dts/imx6qdl-tx6.dtsi
index ddf58b8..39b85ae 100644
--- a/arch/arm/boot/dts/imx6qdl-tx6.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-tx6.dtsi
@@ -688,19 +688,22 @@
 
 &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";
 };