--- a/drivers/regulator/pfuze100-regulator.c +++ b/drivers/regulator/pfuze100-regulator.c @@ -308,9 +308,14 @@ static int pfuze_identify(struct pfuze_c if (ret) return ret; - if (value & 0x0f) { - dev_warn(pfuze_chip->dev, "Illegal ID: %x\n", value); - return -ENODEV; + switch (value & 0xf) { + case 0x0: + /* Freescale misprogrammed 1-3% of parts prior to week 8 of 2013 as ID=8 */ + case 0x8: + break; + default: + dev_warn(pfuze_chip->dev, "Illegal ID: %x\n", value); + return -ENODEV; } ret = regmap_read(pfuze_chip->regmap, PFUZE100_REVID, &value);