CBMEM: Always use DYNAMIC_CBMEM

Drop the implementation of statically allocated high memory
region for CBMEM. There is no longer the need to explicitly
select DYNAMIC_CBMEM, it is the only remaining choice.

Change-Id: Iadf6f27a134e05daa1038646d0b4e0b8f9f0587a
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/7851
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@google.com>

src/mainboard/emulation/qemu-armv7/Kconfig

@@ -32,7 +32,6 @@ config BOARD_SPECIFIC_OPTIONS # dummy
 	select ARM_ROMSTAGE_ARMV7
 	select ARM_RAMSTAGE_ARMV7
 	select BOARD_ROMSIZE_KB_4096
-	select DYNAMIC_CBMEM
 
 config MAINBOARD_DIR
 	string

src/mainboard/emulation/qemu-i440fx/Kconfig

@@ -8,7 +8,6 @@ config BOARD_SPECIFIC_OPTIONS # dummy
 	select HAVE_PIRQ_TABLE
 	select HAVE_ACPI_TABLES
 	select BOARD_ROMSIZE_KB_256
-	select DYNAMIC_CBMEM
 	select MAINBOARD_HAS_NATIVE_VGA_INIT
 	select MAINBOARD_DO_NATIVE_VGA_INIT
 	select MAINBOARD_HAS_NATIVE_VGA_INIT_TEXTMODECFG

src/mainboard/emulation/qemu-i440fx/northbridge.c

@@ -130,10 +130,6 @@ static void cpu_pci_domain_read_resources(struct device *dev)
 				   "debugcon");
 	}
 
-#if !CONFIG_DYNAMIC_CBMEM
-	set_top_of_ram(tomk * 1024);
-#endif
-
 	if (q35 && ((tomk * 1024) < 0xb0000000)) {
 		/*
 		 * Reserve the region between top-of-ram and the

src/mainboard/emulation/qemu-q35/Kconfig

@@ -11,7 +11,6 @@ config BOARD_SPECIFIC_OPTIONS # dummy
 #	select HAVE_PIRQ_TABLE
 	select HAVE_ACPI_TABLES
 	select BOARD_ROMSIZE_KB_256
-	select DYNAMIC_CBMEM
 	select MAINBOARD_HAS_NATIVE_VGA_INIT
 	select MAINBOARD_DO_NATIVE_VGA_INIT
 	select MAINBOARD_HAS_NATIVE_VGA_INIT_TEXTMODECFG