Rename __attribute__((packed)) --> __packed

Also unify __attribute__ ((..)) to __attribute__((..)) and
handle ((__packed__)) like ((packed))

Change-Id: Ie60a51c3fa92b5009724a5b7c2932e361bf3490c
Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-on: https://review.coreboot.org/15921
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
diff --git a/src/drivers/intel/fsp2_0/memory_init.c b/src/drivers/intel/fsp2_0/memory_init.c
index 424a325..43888c1 100644
--- a/src/drivers/intel/fsp2_0/memory_init.c
+++ b/src/drivers/intel/fsp2_0/memory_init.c
@@ -11,6 +11,7 @@
  * (at your option) any later version.
  */
 
+#include <compiler.h>
 #include <antirollback.h>
 #include <arch/io.h>
 #include <arch/cpu.h>
@@ -281,13 +282,13 @@
 	return CB_SUCCESS;
 }
 
-__attribute__ ((weak))
+__attribute__((weak))
 uint8_t fsp_memory_mainboard_version(void)
 {
 	return 0;
 }
 
-__attribute__ ((weak))
+__attribute__((weak))
 uint8_t fsp_memory_soc_version(void)
 {
 	return 0;