src/nb: Use 'print("%s...", __func__)'

Change-Id: I7dd6dd8e8debe1b6419625fca38670be375ef581
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39328
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
diff --git a/src/northbridge/intel/i945/raminit.c b/src/northbridge/intel/i945/raminit.c
index f0ea142..cb3b943 100644
--- a/src/northbridge/intel/i945/raminit.c
+++ b/src/northbridge/intel/i945/raminit.c
@@ -111,7 +111,7 @@
 	case 2: return 533;
 	case 3: return 667;
 	default:
-		printk(BIOS_DEBUG, "memclk: unknown register value %x\n",
+		printk(BIOS_DEBUG, "%s: unknown register value %x\n", __func__,
 			((MCHBAR32(CLKCFG) >> 4) & 7) - offset);
 	}
 	return -1;
@@ -125,7 +125,7 @@
 		case 1: return 533;
 		case 3: return 667;
 		default:
-			printk(BIOS_DEBUG, "fsbclk: unknown register value %x\n",
+			printk(BIOS_DEBUG, "%s: unknown register value %x\n", __func__,
 				MCHBAR32(CLKCFG) & 7);
 		}
 		return 0xffff;
@@ -135,7 +135,7 @@
 		case 1: return 533;
 		case 2: return 800;
 		default:
-			printk(BIOS_DEBUG, "fsbclk: unknown register value %x\n",
+			printk(BIOS_DEBUG, "%s: unknown register value %x\n", __func__,
 				MCHBAR32(CLKCFG) & 7);
 		}
 		return 0xffff;