bootstate: remove need for #ifdef ENV_RAMSTAGE

The BOOT_STATE_INIT_ENTRY macro can only be used in ramstage, however
the current state of the header meant bad build errors in non-ramstage.
Therefore, people had to #ifdef in the source. Remove that requirement.

Change-Id: I8755fc68bbaca6b72fbe8b4db4bcc1ccb35622bd
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/11492
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>

src/southbridge/intel/common/spi.c

@@ -359,14 +359,13 @@ void spi_init(void)
 	bios_cntl &= ~(1 << 5);
 	pci_write_config_byte(dev, 0xdc, bios_cntl | 0x1);
 }
-#ifndef __SMM__
+
 static void spi_init_cb(void *unused)
 {
 	spi_init();
 }
 
 BOOT_STATE_INIT_ENTRY(BS_DEV_INIT, BS_ON_ENTRY, spi_init_cb, NULL);
-#endif
 
 int spi_claim_bus(struct spi_slave *slave)
 {