imx6ull:bootlogo: adapt defconfig and kernel commandline for bootloader

One logo, centered, white background, no rotation.
Rotation may be set in a postinstall step later.

BCS 746-000275

recipes-bsp/bootscript/bootscript-alt/boot-alt.cfg

 load -b 0x12c00000 -r fngsystem-image.cpio.gz
 load linuximage
-exec "console=ttymxc0,115200 root=/dev/ram0 rootfstype=ramfs rdinit=/sbin/init cma=64M os=fngsystem"
+exec "console=ttymxc0,115200 root=/dev/ram0 rootfstype=ramfs rdinit=/sbin/init cma=64M os=fngsystem vt.global_cursor_default=0 vt.color=0xF7 fbcon=logo-pos:center,logo-count:1,rotate:0"

recipes-bsp/bootscript/bootscript/boot.cfg

 # Only load linux image as it also contains the configured devicetree attached
 load linuximage
-exec "console=ttymxc0,115200 root=/dev/mmcblk0p3 rootflags=data=journal rootwait rootfstype=ext4 cma=128M loglevel=6"
+exec "console=ttymxc0,115200 root=/dev/mmcblk0p3 rootflags=data=journal rootwait rootfstype=ext4 cma=128M loglevel=6 vt.global_cursor_default=0 vt.color=0xF7 fbcon=logo-pos:center,logo-count:1,rotate:0"

recipes-kernel/linux/linux-guf-5.10/imx6guf/defconfig

@@ -292,7 +292,10 @@ CONFIG_LCD_L4F00242T03=y
 CONFIG_LCD_PLATFORM=y
 CONFIG_BACKLIGHT_PWM=y
 CONFIG_BACKLIGHT_GPIO=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y
 CONFIG_LOGO=y
+# CONFIG_LOGO_GF_FNGSYSTEM_CLUT224 is not set
 CONFIG_SOUND=y
 CONFIG_SND=y
 CONFIG_SND_USB_AUDIO=m

recipes-kernel/linux/linux-guf-5.10/imx6ullguf/defconfig

@@ -147,7 +147,6 @@ CONFIG_TOUCHSCREEN_SX8654=y
 CONFIG_TOUCHSCREEN_COLIBRI_VF50=m
 CONFIG_INPUT_MISC=y
 CONFIG_SERIO_SERPORT=m
-CONFIG_VT_HW_CONSOLE_BINDING=y
 # CONFIG_LEGACY_PTYS is not set
 CONFIG_SERIAL_IMX=y
 CONFIG_SERIAL_IMX_CONSOLE=y
@@ -383,7 +382,10 @@ CONFIG_LCD_PLATFORM=y
 CONFIG_BACKLIGHT_CLASS_DEVICE=y
 CONFIG_BACKLIGHT_PWM=y
 CONFIG_BACKLIGHT_GPIO=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y
 CONFIG_LOGO=y
+# CONFIG_LOGO_GF_FNGSYSTEM_CLUT224 is not set
 CONFIG_SOUND=y
 CONFIG_SND=y
 CONFIG_SND_USB_AUDIO=m

recipes-kernel/linux/linux-guf.inc

@@ -18,3 +18,7 @@ do_install_append() {
     # Remove the links, we have a fat partition as /boot
     find "${D}/${KERNEL_IMAGEDEST}/" -type l -exec rm -v {} \;
 }
+
+do_configure_prepend_fng() {
+    sed -i -e 's|# CONFIG_LOGO_GF_FNGSYSTEM_CLUT224 is not set|# CONFIG_LOGO_GF_CLUT224 is not set|' ${WORKDIR}/defconfig
+}