soc/intel/apollolake: unify definition for spi base address

Use SPI_BASE_ADDRESS instead of PRERAM_SPI_BASE_ADDRESS like
big core in order make common code implementation straightforward.

Change-Id: Ibcb013fc95de29234253e89c9ca100cc468d44f6
Signed-off-by: Bora Guvendik <bora.guvendik@intel.com>
Reviewed-on: https://review.coreboot.org/27097
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>

src/soc/intel/apollolake/bootblock/bootblock.c

@@ -106,7 +106,7 @@ void bootblock_soc_early_init(void)
 
 	enable_pm_timer_emulation();
 
-	fast_spi_early_init(PRERAM_SPI_BASE_ADDRESS);
+	fast_spi_early_init(SPI_BASE_ADDRESS);
 
 	fast_spi_cache_bios_region();
 

src/soc/intel/apollolake/include/soc/iomap.h

@@ -47,7 +47,7 @@
 #define HECI1_BASE_ADDRESS		0xfed1a000
 
 /* Temporary BAR for SPI until PCI enumeration assigns a BAR in ramstage. */
-#define PRERAM_SPI_BASE_ADDRESS		0xfe010000
+#define SPI_BASE_ADDRESS		0xfe010000
 #define EARLY_GSPI_BASE_ADDRESS		0xfe011000
 
 /* Temporary BAR for early I2C bus access */