The UART7 interface is connected to a full-duplex RS485 transceiver.
Signed-off-by: Matthias Schiffer <[email protected]>
---
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
