nb/intel/i440bx: Roll sdram_set_spd_registers() into parent

Being a static function, compiler is already putting its contents
in sdram_initialize(), its only caller.

Change-Id: Ie74d2283ef672a267d6a0c66d94aa0610f36c4f1
Signed-off-by: Keith Hui <buurin@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74033
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/northbridge/intel/i440bx/raminit.c b/src/northbridge/intel/i440bx/raminit.c
index 8d9ceff..3c0951d 100644
--- a/src/northbridge/intel/i440bx/raminit.c
+++ b/src/northbridge/intel/i440bx/raminit.c
@@ -946,15 +946,6 @@
 	PRINT_DEBUG("%s has been set to 0x%02x\n", "DRAMC", value);
 }
 
-static void sdram_set_spd_registers(void)
-{
-	/* Setup DRAM row boundary registers and other attributes. */
-	set_dram_row_attributes();
-
-	/* Setup DRAM buffer strength. */
-	set_dram_buffer_strength();
-}
-
 static void sdram_enable(void)
 {
 	int i;
@@ -1009,7 +1000,10 @@
 
 	dump_spd_registers();
 	sdram_set_registers();
-	sdram_set_spd_registers();
+	/* Set up DRAM row boundary registers and other attributes. */
+	set_dram_row_attributes();
+	/* Set up DRAM buffer strength. */
+	set_dram_buffer_strength();
 	sdram_enable();
 
 	/* Clear any errors reported during raminit. */