[PATCH v3 15/22] arm64: dts: mediatek: mt7988a-bpi-r4: Enable serial0 debug uart

Frank Wunderlich
2024-12-17T09:13:06Z

Enable the debug uart on Bananapi R4 board.

Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts | 4 ++++
arch/arm64/boot/dts/mediatek/mt7988a.dtsi | 2 +-
2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts
index 8a320d9da443..9037f35857a9 100644
--- a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dts
@@ -245,6 +245,10 @@ mux {
};
};

+&serial0 {
+ status = "okay";
+};
+
&watchdog {
status = "okay";
};
diff --git a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
index 74c75d5149d7..59a1ffc2edfc 100644
--- a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
@@ -236,7 +236,7 @@ mcusys: mcusys@100e0000 {
#clock-cells = <1>;
};

- serial@11000000 {
+ serial0: serial@11000000 {
compatible = "mediatek,mt7988-uart", "mediatek,mt6577-uart";
reg = <0 0x11000000 0 0x100>;
interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
--
2.43.0