soc/amd/common: Include appropriate headers in dimm_spd.h

Change-Id: I69e8eaffefbda4fdfb89264a55762558950aa5e2
Signed-off-by: Marc Jones <marcj303@gmail.com>
Reviewed-on: https://review.coreboot.org/22547
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/soc/amd/common/block/include/amdblocks/dimm_spd.h b/src/soc/amd/common/block/include/amdblocks/dimm_spd.h
index 8683caa..dce5494 100644
--- a/src/soc/amd/common/block/include/amdblocks/dimm_spd.h
+++ b/src/soc/amd/common/block/include/amdblocks/dimm_spd.h
@@ -16,6 +16,10 @@
 #ifndef __DIMMSPD_H__
 #define __DIMMSPD_H__
 
+#include <agesawrapper.h>
+#include <stddef.h>
+#include <stdint.h>
+
 AGESA_STATUS
 AmdMemoryReadSPD(IN UINT32 Func, IN UINTN Data,
 				IN OUT AGESA_READ_SPD_PARAMS *SpdData);