[PATCH 7/9] ARM: dts/imx: ensure UARTs used for rs485 specify rs485-rts-delay
From: Uwe Kleine-König <hidden>
Date: 2017-06-21 10:21:28
Also in:
linux-arm-kernel, linux-serial
Subsystem:
the rest · Maintainer:
Linus Torvalds
According to Documentation/devicetree/bindings/serial/rs485.txt the rs485-rts-delay parameter is required. To prepare making use of of_get_rs485_mode which is strict here, add this property to all imx compatible devices that make use of one of the optional properties. Signed-off-by: Uwe Kleine-König <redacted> --- Cc: Shawn Guo <redacted> Cc: Fabio Estevam <redacted> arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
index 5d94b5ee6aa0..669bb8446574 100644
--- a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi@@ -288,6 +288,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_uart3>; uart-has-rtscts; + rs485-rts-delay = <0 0>; linux,rs485-enabled-at-boot-time; status = "okay"; };
--
2.11.0
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