The issue was found by Kernel CI: https://kernelci.org/boot/id/5bbdcbad59b5146fc5b43592/ Fix this by using a 'stdout-path' property that points to the device. Fixes: c0d9f9ad4f76 ("arm64: dts: mt7622: add earlycon to mt7622-rfb1 board") Signed-off-by: Ryder Lee <ryder.lee@xxxxxxxxxxxx> Tested-by: Kevin Hilman <khilman@xxxxxxxxxxxx> --- Changes since v1: revise commit msg --- arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts index dcad086..3f78334 100644 --- a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts +++ b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts @@ -17,8 +17,13 @@ model = "MediaTek MT7622 RFB1 board"; compatible = "mediatek,mt7622-rfb1", "mediatek,mt7622"; + aliases { + serial0 = &uart0; + }; + chosen { - bootargs = "earlycon=uart8250,mmio32,0x11002000 console=ttyS0,115200n1 swiotlb=512"; + stdout-path = "serial0:115200n8"; + bootargs = "earlycon=uart8250,mmio32,0x11002000 swiotlb=512"; }; cpus { -- 1.9.1