device/Kconfig: Declare MMCONF symbols' type once

Only specify the type of MMCONF_BASE_ADDRESS and MMCONF_BUS_NUMBER once.

Change-Id: Iacd2ed0dae5f1fb6b309124da53b3fa0eef32693
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50032
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/device/Kconfig

@@ -513,6 +513,14 @@ config PCIEXP_PLUGIN_SUPPORT
 	bool
 	default y
 
+config MMCONF_BASE_ADDRESS
+	hex
+	depends on MMCONF_SUPPORT
+
+config MMCONF_BUS_NUMBER
+	int
+	depends on MMCONF_SUPPORT
+
 config PCI_ALLOW_BUS_MASTER
 	bool "Allow coreboot to set optional PCI bus master bits"
 	default y