From fb13a0ffd0cb1b38b581397414ba7503d5e4b5a2 Mon Sep 17 00:00:00 2001 From: Canfeng Zhuang Date: Fri, 27 Mar 2026 16:31:01 +0800 Subject: [PATCH] FROMLIST: arm64: dts: qcom: monaco-evk: enable UART6 for robot board The monaco-evk mezzanine connector supports a robot expansion board that requires UART6, which is currently disabled. This prevents the expansion board from exchanging data and control commands. Enable UART6 and assign the serial2 alias to provide stable device enumeration for the expansion board. Link: https://lore.kernel.org/all/20260327083101.1343613-3-canfeng.zhuang@oss.qualcomm.com/ Signed-off-by: Canfeng Zhuang --- arch/arm64/boot/dts/qcom/monaco-evk.dts | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/monaco-evk.dts b/arch/arm64/boot/dts/qcom/monaco-evk.dts index 5248086304419..a4bc877c3b3b8 100644 --- a/arch/arm64/boot/dts/qcom/monaco-evk.dts +++ b/arch/arm64/boot/dts/qcom/monaco-evk.dts @@ -22,6 +22,7 @@ i2c1 = &i2c1; serial0 = &uart7; serial1 = &uart2; + serial2 = &uart6; }; chosen { @@ -937,6 +938,10 @@ }; }; +&uart6 { + status = "okay"; +}; + &uart7 { status = "okay"; };