MIPS: Malta: Enable DEVTMPFS

Recent versions of udev and systemd require the kernel
to be compiled with CONFIG_DEVTMPFS in order to populate
the /dev directory. Most MIPS platforms have it enabled by
default, so enable it for Malta configs as well.

Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/6582/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/configs/maltasmvp_defconfig b/arch/mips/configs/maltasmvp_defconfig
index 1dafe79..e867c9a 100644
--- a/arch/mips/configs/maltasmvp_defconfig
+++ b/arch/mips/configs/maltasmvp_defconfig
@@ -81,6 +81,7 @@
 CONFIG_NET_ACT_POLICE=y
 CONFIG_NET_CLS_IND=y
 # CONFIG_WIRELESS is not set
+CONFIG_DEVTMPFS=y
 CONFIG_BLK_DEV_LOOP=y
 CONFIG_BLK_DEV_CRYPTOLOOP=m
 CONFIG_IDE=y