[PATCH v1 1/2] arm64: dts: imx93-var-dart-sonata: enable UART wakeup

Stefano Radaelli stefano.radaelli21 at gmail.com
Mon Nov 2 10:55:03 PST 2026


From: Stefano Radaelli <stefano.r at variscite.com>

Mark the LPUART1 serial console as a wakeup source to allow it to wake
the system from suspend.

Co-developed-by: Alifer Moraes <alifer.m at variscite.com>
Signed-off-by: Alifer Moraes <alifer.m at variscite.com>
Signed-off-by: Stefano Radaelli <stefano.r at variscite.com>
---
 arch/arm64/boot/dts/freescale/imx93-var-dart-sonata.dts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/freescale/imx93-var-dart-sonata.dts b/arch/arm64/boot/dts/freescale/imx93-var-dart-sonata.dts
index 1ca3ec8330d0..d368a09dc916 100644
--- a/arch/arm64/boot/dts/freescale/imx93-var-dart-sonata.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-var-dart-sonata.dts
@@ -385,6 +385,7 @@ can0: can at 0 {
 &lpuart1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_uart1>;
+	wakeup-source;
 	status = "okay";
 };
 
-- 
2.47.3




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