src: Match array format in function declarations and definitions

gcc 11.1 complains when we're passing a type* into a function that was
declared to get a type[], even if the ABI has identical parameter
passing for both.

To prepare for newer compilers, adapt to this added constraint.

Change-Id: I5a1b3824a85a178431177620c4c0d5fddc993b4f
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/54094
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by:  Felix Singer <felixsinger@posteo.net>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>

src/mainboard/lenovo/t400/romstage.c

@@ -15,7 +15,7 @@ static void hybrid_graphics_init(sysinfo_t *sysinfo)
 	sysinfo->enable_peg = peg;
 }
 
-void get_mb_spd_addrmap(u8 *spd_addrmap)
+void get_mb_spd_addrmap(u8 spd_addrmap[4])
 {
 	spd_addrmap[0] = 0x50;
 	spd_addrmap[2] = 0x51;

src/mainboard/lenovo/x200/romstage.c

@@ -3,7 +3,7 @@
 #include <southbridge/intel/common/gpio.h>
 #include <northbridge/intel/gm45/gm45.h>
 
-void get_mb_spd_addrmap(u8 *spd_addrmap)
+void get_mb_spd_addrmap(u8 spd_addrmap[4])
 {
 	spd_addrmap[0] = 0x50;
 	spd_addrmap[2] = 0x51;

src/mainboard/roda/rk9/romstage.c

@@ -2,7 +2,7 @@
 
 #include <northbridge/intel/gm45/gm45.h>
 
-void get_mb_spd_addrmap(u8 *spd_addrmap)
+void get_mb_spd_addrmap(u8 spd_addrmap[4])
 {
 	spd_addrmap[0] = 0x50;
 	spd_addrmap[2] = 0x52;