Messages in this thread Patch in this message | | | From | Matthias Schiffer <> | Subject | [PATCH 11/13] ARM: dts: imx7-mba7: enable RS485 on UART7 | Date | Fri, 18 Sep 2020 13:29:40 +0200 |
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The UART7 interface is connected to a full-duplex RS485 transceiver.
Signed-off-by: Matthias Schiffer <matthias.schiffer@ew.tq-group.com> --- arch/arm/boot/dts/imx7-mba7.dtsi | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/arm/boot/dts/imx7-mba7.dtsi b/arch/arm/boot/dts/imx7-mba7.dtsi index f1e50bcd21a5..cd29844bc76b 100644 --- a/arch/arm/boot/dts/imx7-mba7.dtsi +++ b/arch/arm/boot/dts/imx7-mba7.dtsi @@ -593,6 +593,9 @@ assigned-clocks = <&clks IMX7D_UART7_ROOT_SRC>; assigned-clock-parents = <&clks IMX7D_OSC_24M_CLK>; uart-has-rtscts; + linux,rs485-enabled-at-boot-time; + rs485-rts-active-low; + rs485-rx-during-tx; status = "okay"; }; -- 2.17.1
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