uboot: do not set console=tty0, when is not set in BASE_BOOTARGS

Most often, the serial console is configured in dtb, so let the output be there. The screen may not work.

uboot: do not set console=tty0, when is not set in BASE_BOOTARGS
2a7fe968 · Anton Midyukov · 13027245 · 2a7fe968
Commit 2a7fe968 authored Apr 21, 2025 by Anton Midyukov
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00-uboot-prepare features.in/uboot/image-scripts.d/00-uboot-prepare +1 -5

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--- a/features.in/uboot/image-scripts.d/00-uboot-prepare
+++ b/features.in/uboot/image-scripts.d/00-uboot-prepare
 #!/bin/sh

-TTY=
-echo $GLOBAL_BASE_BOOTARGS | grep console= ||
-  TTY='console=tty0'
-
 # installkernel relies on existing extlinux.conf
 # with filled in `default' label
 mkdir -p /boot/extlinux
@@ -17,7 +13,7 @@ label linux
 	kernel ../vmlinuz
 	initrd ../initrd.img
 	fdtdir ../dtb
-	append root=LABEL=ROOT ro $GLOBAL_BASE_BOOTARGS $GLOBAL_UBOOT_BOOTARGS $TTY
+	append root=LABEL=ROOT ro $GLOBAL_BASE_BOOTARGS $GLOBAL_UBOOT_BOOTARGS
 EOF

 [ -z "${GLOBAL_UBOOT_NOFDTDIR:-}" ] || sed -i -e '/^[\t]*fdtdir \/boot\/dtb$/d' /boot/extlinux/extlinux.conf