soc/intel/common: Make get_ramtop_addr non static

Make get_ramtop_addr not static to allow other code to use it.

Bug=b:276120526
TEST=Able to build rex

Signed-off-by: Pratikkumar Prajapati <pratikkumar.v.prajapati@intel.com>
Change-Id: I8ef8a65b93645f25ca5e887342b18679d65e74b4
Reviewed-on: https://review.coreboot.org/c/coreboot/+/75624
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>

src/soc/intel/common/basecode/include/intelbasecode/ramtop.h

@@ -11,4 +11,7 @@ void early_ramtop_enable_cache_range(void);
 /* Update the RAMTOP if required based on the input top_of_ram address */
 void update_ramtop(uint32_t addr);
 
+/* Get RAMTOP */
+uint32_t get_ramtop_addr(void);
+
 #endif

src/soc/intel/common/basecode/ramtop/ramtop.c

@@ -104,7 +104,7 @@ void update_ramtop(uint32_t addr)
 	printk(BIOS_DEBUG, "Updated the RAMTOP address into CMOS 0x%x\n", ramtop.addr);
 }
 
-static uint32_t get_ramtop_addr(void)
+uint32_t get_ramtop_addr(void)
 {
 	struct ramtop_table ramtop;