nand: k9f1g08: fail gracefully if no nand is present

nickg · Aug 26, 2010 · 7cbbe5b · 7cbbe5b
1 parent 939d855
commit 7cbbe5b
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/drivers/k9f1g08r0a.c b/drivers/k9f1g08r0a.c
@@ -211,8 +211,13 @@ int nand_chip()
 	     (mfr == K9F1G08R0A_MFR && (id == K9F1G08R0A_ID))) {
 		return 0;
 	} else {
-		printf("Unknown chip: mfr was 0x%02x, id was 0x%02x\n", mfr, id);
-		return 1;
+		if ((mfr == 0) && (id == 0)) {
+			printf("No NAND detected\n");
+			return 0;
+		} else {
+			printf("Unknown chip: mfr was 0x%02x, id was 0x%02x\n", mfr, id);
+			return 1;
+		}
 	}
 }