kernel 6.6.x need FB_DEVICE for legacy /dev/fbx handling

target/linux/config/Config.in.graphics

@@ -39,6 +39,9 @@ config ADK_LINUX_KERNEL_FB
 	select ADK_LINUX_KERNEL_VT
 	select ADK_LINUX_KERNEL_VT_CONSOLE
 
+config ADK_LINUX_KERNEL_FB_DEVICE
+	bool
+
 config ADK_LINUX_KERNEL_FB_SBUS
 	bool
 
@@ -311,6 +314,7 @@ config ADK_LINUX_KERNEL_FB_SM712
 config ADK_LINUX_KERNEL_FB_BCM2708
 	bool "Framebuffer support for BCM28XX boards (Raspberry PI)"
 	select ADK_LINUX_KERNEL_FB
+	select ADK_LINUX_KERNEL_FB_DEVICE
 	select ADK_LINUX_KERNEL_FRAMEBUFFER_CONSOLE
 	select ADK_LINUX_KERNEL_FONT_8x16
 	default y if ADK_TARGET_BOARD_BCM28XX

target/linux/patches/eb06d31da3e2025a2e578d8de9843e24b68137a6/defconfig.patch

@@ -0,0 +1,36 @@
+diff -Nur linux-d5066442e39dd9bf4ba6431ffb3f99e3d5085d3f.orig/arch/arm64/configs/bcm2711_defconfig linux-d5066442e39dd9bf4ba6431ffb3f99e3d5085d3f/arch/arm64/configs/bcm2711_defconfig
+--- linux-d5066442e39dd9bf4ba6431ffb3f99e3d5085d3f.orig/arch/arm64/configs/bcm2711_defconfig	2024-01-04 18:44:09.000000000 +0100
++++ linux-d5066442e39dd9bf4ba6431ffb3f99e3d5085d3f/arch/arm64/configs/bcm2711_defconfig	2024-01-06 09:20:53.075282937 +0100
+@@ -1,4 +1,4 @@
+-CONFIG_LOCALVERSION="-v8"
++CONFIG_LOCALVERSION=""
+ # CONFIG_LOCALVERSION_AUTO is not set
+ CONFIG_SYSVIPC=y
+ CONFIG_POSIX_MQUEUE=y
+@@ -69,7 +69,7 @@
+ CONFIG_MODULE_UNLOAD=y
+ CONFIG_MODVERSIONS=y
+ CONFIG_MODULE_SRCVERSION_ALL=y
+-CONFIG_MODULE_COMPRESS_XZ=y
++CONFIG_MODULE_COMPRESS_NONE=y
+ CONFIG_BLK_DEV_THROTTLING=y
+ CONFIG_PARTITION_ADVANCED=y
+ CONFIG_MAC_PARTITION=y
+diff -Nur linux-d5066442e39dd9bf4ba6431ffb3f99e3d5085d3f.orig/arch/arm64/configs/bcm2712_defconfig linux-d5066442e39dd9bf4ba6431ffb3f99e3d5085d3f/arch/arm64/configs/bcm2712_defconfig
+--- linux-d5066442e39dd9bf4ba6431ffb3f99e3d5085d3f.orig/arch/arm64/configs/bcm2712_defconfig	2024-01-04 18:44:09.000000000 +0100
++++ linux-d5066442e39dd9bf4ba6431ffb3f99e3d5085d3f/arch/arm64/configs/bcm2712_defconfig	2024-01-06 09:20:34.328388717 +0100
+@@ -1,4 +1,4 @@
+-CONFIG_LOCALVERSION="-v8-16k"
++CONFIG_LOCALVERSION=""
+ # CONFIG_LOCALVERSION_AUTO is not set
+ CONFIG_SYSVIPC=y
+ CONFIG_POSIX_MQUEUE=y
+@@ -72,7 +72,7 @@
+ CONFIG_MODULE_UNLOAD=y
+ CONFIG_MODVERSIONS=y
+ CONFIG_MODULE_SRCVERSION_ALL=y
+-CONFIG_MODULE_COMPRESS_XZ=y
++CONFIG_MODULE_COMPRESS_NONE=y
+ CONFIG_BLK_DEV_THROTTLING=y
+ CONFIG_PARTITION_ADVANCED=y
+ CONFIG_MAC_PARTITION=y