Files
operating-system/buildroot-external/board/raspberrypi/yellow/patches/linux/0003-ARM-dts-bcm2711-yellow-Mux-debug-UART5.patch
Stefan Agner d284a1dee7 Small Yellow improvements (#1875)
* Enable additional LED triggers

* Improve Yellow device tree

Fix soundcard name and use BTN_1 as key code.

* Add input-event-daemon configuration

Add minimal input-event-daemon configuration to avoid the default
configuration taking effect. This minimal configuration triggers
the USB configuration import on button press.
2022-04-27 22:51:55 +02:00

51 lines
1.4 KiB
Diff

From c0ddd45166d5aa922045da915202540db3ef2dc2 Mon Sep 17 00:00:00 2001
Message-Id: <c0ddd45166d5aa922045da915202540db3ef2dc2.1651085802.git.stefan@agner.ch>
In-Reply-To: <2d3d8c091bc692999a1c519c1dc1570cc8be2358.1651085802.git.stefan@agner.ch>
References: <2d3d8c091bc692999a1c519c1dc1570cc8be2358.1651085802.git.stefan@agner.ch>
From: Stefan Agner <stefan@agner.ch>
Date: Thu, 4 Mar 2021 14:44:23 +0100
Subject: [PATCH 03/10] ARM: dts: bcm2711: yellow: Mux debug UART5
Signed-off-by: Stefan Agner <stefan@agner.ch>
---
arch/arm/boot/dts/bcm2711-rpi-cm4-ha-yellow.dts | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/arch/arm/boot/dts/bcm2711-rpi-cm4-ha-yellow.dts b/arch/arm/boot/dts/bcm2711-rpi-cm4-ha-yellow.dts
index 8db71876a78c..d1dea0a214a6 100644
--- a/arch/arm/boot/dts/bcm2711-rpi-cm4-ha-yellow.dts
+++ b/arch/arm/boot/dts/bcm2711-rpi-cm4-ha-yellow.dts
@@ -10,6 +10,7 @@ / {
aliases {
serial4 = &uart4;
+ serial5 = &uart5;
};
chosen {
@@ -273,6 +274,13 @@ &uart4 {
status = "okay";
};
+/* uart5 default Debug UART */
+&uart5 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart5_pins>;
+ status = "okay";
+};
+
&vchiq {
interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
};
@@ -308,6 +316,7 @@ soc {
/ {
chosen {
bootargs = "coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1";
+ stdout-path = "serial5:115200n8";
};
aliases {
--
2.36.0