lede/target/linux/mediatek/patches-6.12/036-v6.14-arm64-dts-mediatek-mt7988a-bpi-r4-Enable-serial0-deb.patch
2025-05-28 14:26:28 +08:00

42 lines
1.3 KiB
Diff

From a9df5ed2333b01546b4f906e2f6fd21dd5b146aa Mon Sep 17 00:00:00 2001
From: Frank Wunderlich <frank-w@public-files.de>
Date: Tue, 17 Dec 2024 10:12:29 +0100
Subject: [PATCH 17/32] arm64: dts: mediatek: mt7988a-bpi-r4: Enable serial0
debug uart
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>
Link: https://lore.kernel.org/r/20241217091238.16032-16-linux@fw-web.de
Signed-off-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(-)
--- 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 @@
};
};
+&serial0 {
+ status = "okay";
+};
+
&watchdog {
status = "okay";
};
--- a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
@@ -236,7 +236,7 @@
#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>;