33 lines
1.0 KiB
Diff
33 lines
1.0 KiB
Diff
From: Tim Harvey <tharvey@gateworks.com>
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Subject: [PATCH] regulator: pfuze100: allow misprogrammed ID
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prior to week 08 of 2013 Freescale misprogrammed between 1 and 3% of
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PFUZE1000 parts with a ID=0x8 instead of the expected ID=0x0
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Signed-off-by: Tim Harvey <tharvey@gateworks.com>
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---
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drivers/regulator/pfuze100-regulator.c | 12 +++++++++---
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1 file changed, 9 insertions(+), 3 deletions(-)
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--- a/drivers/regulator/pfuze100-regulator.c
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+++ b/drivers/regulator/pfuze100-regulator.c
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@@ -308,9 +308,15 @@ static int pfuze_identify(struct pfuze_c
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if (ret)
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return ret;
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- if (value & 0x0f) {
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- dev_warn(pfuze_chip->dev, "Illegal ID: %x\n", value);
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- return -ENODEV;
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+ switch (value & 0x0f) {
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+ /* Freescale misprogrammed 1-3% of parts prior to week 8 of 2013 as ID=8 */
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+ case 0x8:
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+ dev_info(pfuze_chip->dev, "Assuming misprogrammed ID=0x8");
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+ case 0x0:
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+ break;
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+ default:
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+ dev_warn(pfuze_chip->dev, "Illegal ID: %x\n", value);
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+ return -ENODEV;
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}
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ret = regmap_read(pfuze_chip->regmap, PFUZE100_REVID, &value);
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