Merge remote-tracking branch 'regulator/fix/pfuze100' into regulator-linus

90ba0813 · Mark Brown · 3981560c · 88baf714 · 90ba0813
Commit 90ba0813 authored Nov 24, 2013 by Mark Brown
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Showing with 9 additions and 3 deletions

drivers/regulator/pfuze100-regulator.c drivers/regulator/pfuze100-regulator.c +9 -3

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--- a/drivers/regulator/pfuze100-regulator.c
+++ b/drivers/regulator/pfuze100-regulator.c
@@ -308,9 +308,15 @@ static int pfuze_identify(struct pfuze_chip *pfuze_chip)
 	if (ret)
 		return ret;
-	if (value & 0x0f) {
+	switch (value & 0x0f) {
-		dev_warn(pfuze_chip->dev, "Illegal ID: %x\n", value);
+		/* Freescale misprogrammed 1-3% of parts prior to week 8 of 2013 as ID=8 */
-		return -ENODEV;
+		case 0x8:
+			dev_info(pfuze_chip->dev, "Assuming misprogrammed ID=0x8");
+		case 0x0:
+			break;
+		default:
+			dev_warn(pfuze_chip->dev, "Illegal ID: %x\n", value);
+			return -ENODEV;
 	}
 	ret = regmap_read(pfuze_chip->regmap, PFUZE100_REVID, &value);