MIPS: lantiq: Enable MFD_SYSCON to be able to use it for the RCU MFD

Signed-off-by: NMartin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: NHauke Mehrtens <hauke@hauke-m.de>
Cc: john@phrozen.org
Cc: robh@kernel.org
Cc: andy.shevchenko@gmail.com
Cc: p.zabel@pengutronix.de
Cc: kishon@ti.com
Cc: mark.rutland@arm.com
Cc: linux-mips@linux-mips.org
Cc: linux-mtd@lists.infradead.org
Cc: linux-watchdog@vger.kernel.org
Cc: devicetree@vger.kernel.org
Cc: linux-spi@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/17120/Signed-off-by: NRalf Baechle <ralf@linux-mips.org>

arch/mips/lantiq/Kconfig

@@ -17,6 +17,7 @@ config SOC_XWAY
 	bool "XWAY"
 	select SOC_TYPE_XWAY
 	select HW_HAS_PCI
+	select MFD_SYSCON
 
 config SOC_FALCON
 	bool "FALCON"