mfd: lpc_sch: Enable WDT for Intel Quark X1000

Quark X1000 uses ie6xx_wdt driver for WDT. To enable WDT, we declare WDT IO
resource size for Quark X1000.
Signed-off-by: NOng Boon Leong <boon.leong.ong@intel.com>
Signed-off-by: NLee Jones <lee.jones@linaro.org>

drivers/mfd/lpc_sch.c

@@ -75,6 +75,7 @@ static struct lpc_sch_info sch_chipset_info[] = {
 	[LPC_QUARK_X1000] = {
 		.io_size_gpio = GPIO_IO_SIZE,
 		.irq_gpio = GPIO_IRQ_QUARK_X1000,
+		.io_size_wdt = WDT_IO_SIZE,
 	},
 };