ACPI: Have common acpi_fill_mcfg()

As long as there is only one PCI segment we do not need
more complicated MCFG generation.

Change-Id: Ic2a8e84383883039bb7f994227e2e425366f9e13
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50666
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Nico Huber <nico.h@gmx.de>

src/soc/intel/baytrail/acpi.c

@@ -86,13 +86,6 @@ int acpi_sci_irq(void)
 	return sci_irq;
 }
 
-unsigned long acpi_fill_mcfg(unsigned long current)
-{
-	current += acpi_create_mcfg_mmconfig((acpi_mcfg_mmconfig_t *)current,
-			CONFIG_MMCONF_BASE_ADDRESS, 0, 0, CONFIG_MMCONF_BUS_NUMBER - 1);
-	return current;
-}
-
 unsigned long acpi_fill_madt(unsigned long current)
 {
 	/* Local APICs */