Include USBTV driver in Linux, add gstreamer matroska plugin

board/raspi/linux.config

 CONFIG_TASK_DELAY_ACCT=y
 CONFIG_TASK_XACCT=y
 CONFIG_TASK_IO_ACCOUNTING=y
-CONFIG_IKCONFIG=m
+CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_CGROUP_FREEZER=y
 CONFIG_CGROUP_DEVICE=y
 CONFIG_MFD_ARIZONA_I2C=m
 CONFIG_MFD_ARIZONA_SPI=m
 CONFIG_MFD_WM5102=y
-CONFIG_MEDIA_SUPPORT=m
+CONFIG_MEDIA_SUPPORT=y
 CONFIG_MEDIA_CAMERA_SUPPORT=y
 CONFIG_MEDIA_ANALOG_TV_SUPPORT=y
 CONFIG_MEDIA_DIGITAL_TV_SUPPORT=y
 CONFIG_MEDIA_RADIO_SUPPORT=y
 CONFIG_MEDIA_RC_SUPPORT=y
 CONFIG_MEDIA_CONTROLLER=y
+CONFIG_RC_MAP=m
 CONFIG_LIRC=m
+CONFIG_IR_NEC_DECODER=m
+CONFIG_IR_RC5_DECODER=m
+CONFIG_IR_RC6_DECODER=m
+CONFIG_IR_JVC_DECODER=m
+CONFIG_IR_SONY_DECODER=m
+CONFIG_IR_SANYO_DECODER=m
+CONFIG_IR_SHARP_DECODER=m
+CONFIG_IR_MCE_KBD_DECODER=m
+CONFIG_IR_XMP_DECODER=m
 CONFIG_RC_DEVICES=y
 CONFIG_RC_ATI_REMOTE=m
 CONFIG_IR_IMON=m
 CONFIG_USB_ZR364XX=m
 CONFIG_USB_STKWEBCAM=m
 CONFIG_USB_S2255=m
-CONFIG_VIDEO_USBTV=m
+CONFIG_VIDEO_USBTV=y
 CONFIG_VIDEO_PVRUSB2=m
 CONFIG_VIDEO_HDPVR=m
 CONFIG_VIDEO_USBVISION=m
 CONFIG_RADIO_WL1273=m
 CONFIG_RADIO_WL128X=m
 # CONFIG_MEDIA_SUBDRV_AUTOSELECT is not set
+CONFIG_VIDEO_IR_I2C=m
 CONFIG_VIDEO_UDA1342=m
 CONFIG_VIDEO_SONY_BTF_MPX=m
 CONFIG_VIDEO_TVP5150=m
 # CONFIG_LOGO_LINUX_MONO is not set
 # CONFIG_LOGO_LINUX_VGA16 is not set
 CONFIG_SOUND=y
-CONFIG_SND=m
+CONFIG_SND=y
 CONFIG_SND_SEQUENCER=m
 CONFIG_SND_SEQ_DUMMY=m
 CONFIG_SND_MIXER_OSS=m

configs/raspi_defconfig

 BR2_PACKAGE_FFMPEG_SWSCALE=y
 BR2_PACKAGE_GSTREAMER1=y
 BR2_PACKAGE_GST1_PLUGINS_GOOD=y
+BR2_PACKAGE_GST1_PLUGINS_GOOD_PLUGIN_MATROSKA=y
 BR2_PACKAGE_GST1_PLUGINS_GOOD_PLUGIN_V4L2=y
 BR2_PACKAGE_RPI_FIRMWARE=y
 # BR2_PACKAGE_RPI_FIRMWARE_INSTALL_DTB_OVERLAYS is not set