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path: root/drivers/regulator/pfuze100-regulator.c
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Diffstat (limited to 'drivers/regulator/pfuze100-regulator.c')
-rw-r--r--drivers/regulator/pfuze100-regulator.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/regulator/pfuze100-regulator.c b/drivers/regulator/pfuze100-regulator.c
index ba67b2c4e2e7..8b5e4c712a01 100644
--- a/drivers/regulator/pfuze100-regulator.c
+++ b/drivers/regulator/pfuze100-regulator.c
@@ -38,7 +38,7 @@
38 38
39#define PFUZE100_DEVICEID 0x0 39#define PFUZE100_DEVICEID 0x0
40#define PFUZE100_REVID 0x3 40#define PFUZE100_REVID 0x3
41#define PFUZE100_FABID 0x3 41#define PFUZE100_FABID 0x4
42 42
43#define PFUZE100_SW1ABVOL 0x20 43#define PFUZE100_SW1ABVOL 0x20
44#define PFUZE100_SW1CVOL 0x2e 44#define PFUZE100_SW1CVOL 0x2e
@@ -308,9 +308,15 @@ static int pfuze_identify(struct pfuze_chip *pfuze_chip)
308 if (ret) 308 if (ret)
309 return ret; 309 return ret;
310 310
311 if (value & 0x0f) { 311 switch (value & 0x0f) {
312 dev_warn(pfuze_chip->dev, "Illegal ID: %x\n", value); 312 /* Freescale misprogrammed 1-3% of parts prior to week 8 of 2013 as ID=8 */
313 return -ENODEV; 313 case 0x8:
314 dev_info(pfuze_chip->dev, "Assuming misprogrammed ID=0x8");
315 case 0x0:
316 break;
317 default:
318 dev_warn(pfuze_chip->dev, "Illegal ID: %x\n", value);
319 return -ENODEV;
314 } 320 }
315 321
316 ret = regmap_read(pfuze_chip->regmap, PFUZE100_REVID, &value); 322 ret = regmap_read(pfuze_chip->regmap, PFUZE100_REVID, &value);