intel/i945: Factor out ram init time stamps

Instead of having the code for the RAM init time stamps in each
mainboard’s `romstage.c`, factor it out to the northbridge code, done in
commit 771328f7 (intel/i945: add timestamps in romstage).

Change-Id: Ibb699a1fea2f0b1f3c6564d401542d2fb3249f5a
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-on: https://review.coreboot.org/17994
Reviewed-by: Elyes HAOUAS <ehaouas@noos.fr>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/mainboard/apple/macbook21/romstage.c

@@ -273,9 +273,7 @@ void mainboard_romstage_entry(unsigned long bist)
 	dump_spd_registers();
 #endif
 
-	timestamp_add_now(TS_BEFORE_INITRAM);
 	sdram_initialize(s3resume ? 2 : 0, spd_addrmap);
-	timestamp_add_now(TS_AFTER_INITRAM);
 
 	/* Perform some initialization that must run before stage2 */
 	early_ich7_init();

src/mainboard/asus/p5gc-mx/romstage.c

@@ -235,9 +235,7 @@ void mainboard_romstage_entry(unsigned long bist)
 	dump_spd_registers();
 #endif
 
-	timestamp_add_now(TS_BEFORE_INITRAM);
 	sdram_initialize(s3resume ? 2 : boot_mode, NULL);
-	timestamp_add_now(TS_AFTER_INITRAM);
 
 	/* Perform some initialization that must run before stage2 */
 	early_ich7_init();

src/mainboard/getac/p470/romstage.c

@@ -285,9 +285,7 @@ void mainboard_romstage_entry(unsigned long bist)
 	dump_spd_registers();
 #endif
 
-	timestamp_add_now(TS_BEFORE_INITRAM);
 	sdram_initialize(s3resume ? 2 : 0, NULL);
-	timestamp_add_now(TS_AFTER_INITRAM);
 
 	/* Perform some initialization that must run before stage2 */
 	early_ich7_init();

src/mainboard/gigabyte/ga-945gcm-s2l/romstage.c

@@ -189,9 +189,7 @@ void mainboard_romstage_entry(unsigned long bist)
 	dump_spd_registers();
 #endif
 
-	timestamp_add_now(TS_BEFORE_INITRAM);
 	sdram_initialize(s3resume ? 2 : boot_mode, NULL);
-	timestamp_add_now(TS_AFTER_INITRAM);
 
 	/* Perform some initialization that must run before stage2 */
 	early_ich7_init();

src/mainboard/ibase/mb899/romstage.c

@@ -239,9 +239,7 @@ void mainboard_romstage_entry(unsigned long bist)
 	dump_spd_registers();
 #endif
 
-	timestamp_add_now(TS_BEFORE_INITRAM);
 	sdram_initialize(s3resume ? 2 : 0, NULL);
-	timestamp_add_now(TS_AFTER_INITRAM);
 
 	/* Perform some initialization that must run before stage2 */
 	early_ich7_init();

src/mainboard/intel/d945gclf/romstage.c

@@ -166,9 +166,7 @@ void mainboard_romstage_entry(unsigned long bist)
 	dump_spd_registers();
 #endif
 
-	timestamp_add_now(TS_BEFORE_INITRAM);
 	sdram_initialize(s3resume ? 2 : boot_mode, NULL);
-	timestamp_add_now(TS_AFTER_INITRAM);
 
 	/* Perform some initialization that must run before stage2 */
 	early_ich7_init();

src/mainboard/kontron/986lcd-m/romstage.c

@@ -335,9 +335,7 @@ void mainboard_romstage_entry(unsigned long bist)
 	dump_spd_registers();
 #endif
 
-	timestamp_add_now(TS_BEFORE_INITRAM);
 	sdram_initialize(s3resume ? 2 : 0, NULL);
-	timestamp_add_now(TS_AFTER_INITRAM);
 
 	/* Perform some initialization that must run before stage2 */
 	early_ich7_init();

src/mainboard/lenovo/t60/romstage.c

@@ -223,9 +223,7 @@ void mainboard_romstage_entry(unsigned long bist)
 	dump_spd_registers();
 #endif
 
-	timestamp_add_now(TS_BEFORE_INITRAM);
 	sdram_initialize(s3resume ? 2 : 0, spd_addrmap);
-	timestamp_add_now(TS_AFTER_INITRAM);
 
 	/* Perform some initialization that must run before stage2 */
 	early_ich7_init();

src/mainboard/lenovo/x60/romstage.c

@@ -225,9 +225,7 @@ void mainboard_romstage_entry(unsigned long bist)
 	dump_spd_registers();
 #endif
 
-	timestamp_add_now(TS_BEFORE_INITRAM);
 	sdram_initialize(s3resume ? 2 : 0, spd_addrmap);
-	timestamp_add_now(TS_AFTER_INITRAM);
 
 	/* Perform some initialization that must run before stage2 */
 	early_ich7_init();

src/mainboard/lenovo/z61t/romstage.c

@@ -223,9 +223,7 @@ void mainboard_romstage_entry(unsigned long bist)
 	dump_spd_registers();
 #endif
 
-	timestamp_add_now(TS_BEFORE_INITRAM);
 	sdram_initialize(s3resume ? 2 : 0, spd_addrmap);
-	timestamp_add_now(TS_AFTER_INITRAM);
 
 	/* Perform some initialization that must run before stage2 */
 	early_ich7_init();

src/mainboard/roda/rk886ex/romstage.c

@@ -258,9 +258,7 @@ void mainboard_romstage_entry(unsigned long bist)
 	dump_spd_registers();
 #endif
 
-	timestamp_add_now(TS_BEFORE_INITRAM);
 	sdram_initialize(s3resume ? 2 : 0, NULL);
-	timestamp_add_now(TS_AFTER_INITRAM);
 
 	/* Perform some initialization that must run before stage2 */
 	early_ich7_init();