--- zzzz-none-000/linux-3.10.107/arch/parisc/configs/712_defconfig	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/parisc/configs/712_defconfig	2021-02-04 17:41:59.000000000 +0000
@@ -40,6 +40,8 @@
 CONFIG_LLC2=m
 CONFIG_NET_PKTGEN=m
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
 # CONFIG_STANDALONE is not set
 # CONFIG_PREVENT_FIRMWARE_BUILD is not set
 CONFIG_PARPORT=y