From: Natalia Tasci <nt@ilbers.de>
To: isar-users@googlegroups.com
Cc: Natalia Tasci <nt@ilbers.de>
Subject: [PATCH] RPi: Enable serial console on RPi 4 B
Date: Mon, 7 Apr 2025 16:47:23 +0200 [thread overview]
Message-ID: <20250407144723.273275-1-nt@ilbers.de> (raw)
Tested with Raspbian Linux 12, baud rate of 115200 bps, 500 lines kernel
log.
Signed-off-by: Natalia Tasci <nt@ilbers.de>
---
meta-isar/recipes-bsp/bootconfig-rpi/files/config.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/meta-isar/recipes-bsp/bootconfig-rpi/files/config.txt b/meta-isar/recipes-bsp/bootconfig-rpi/files/config.txt
index 417d53f1..6d742f27 100644
--- a/meta-isar/recipes-bsp/bootconfig-rpi/files/config.txt
+++ b/meta-isar/recipes-bsp/bootconfig-rpi/files/config.txt
@@ -1,5 +1,11 @@
[pi3]
# Restore UART0/ttyAMA0 over GPIOs 14 & 15
+# On RPi 3, using mini UART for serial console is unstable.
+# 1/3 boots produce garbage and doesn't reach login
dtoverlay=miniuart-bt
+[pi4]
+# Enable mini UART (UART1/ttyS0) for serial console for RPi 4
+enable_uart=1
+
[all]
--
2.39.5
--
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next reply other threads:[~2025-04-07 15:47 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-07 14:47 Natalia Tasci [this message]
2025-04-07 16:39 ` 'MOESSBAUER, Felix' via isar-users
2025-04-10 10:19 ` Natalia Tasci
2025-04-15 7:01 ` Uladzimir Bely
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