kernel: add missing symbols

Fixes the ramips and xburst/qi_lb60 build.

Signed-off-by: Mathias Kresin <[email protected]>

target/linux/generic/config-3.18

@@ -3351,6 +3351,7 @@ CONFIG_SELECT_MEMORY_MODEL=y
 # CONFIG_SENSORS_ISL29028 is not set
 # CONFIG_SENSORS_IT87 is not set
 # CONFIG_SENSORS_JC42 is not set
+# CONFIG_SENSORS_JZ4740 is not set
 # CONFIG_SENSORS_K10TEMP is not set
 # CONFIG_SENSORS_K8TEMP is not set
 # CONFIG_SENSORS_LINEAGE is not set

target/linux/generic/config-4.9

@@ -1725,6 +1725,7 @@ CONFIG_IIO_CONSUMERS_PER_TRIGGER=2
 # CONFIG_IKCONFIG_PROC is not set
 # CONFIG_IMAGE_CMDLINE_HACK is not set
 # CONFIG_IMGPDC_WDT is not set
+# CONFIG_IMG_MDC_DMA is not set
 # CONFIG_IMX7D_ADC is not set
 # CONFIG_IMX_IPUV3_CORE is not set
 # CONFIG_IMX_THERMAL is not set