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    Subject[PATCH 3.12 121/212] regulator: pfuze100: allow misprogrammed ID
    Date
    3.12-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Tim Harvey <tharvey@gateworks.com>

    commit 88baf7148e899db7e0b676e4363647f50e48eaed upstream.

    prior to week 08 of 2013 Freescale misprogrammed between 1 and 3% of
    PFUZE1000 parts with a ID=0x8 instead of the expected ID=0x0

    Signed-off-by: Tim Harvey <tharvey@gateworks.com>
    Signed-off-by: Mark Brown <broonie@linaro.org>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    drivers/regulator/pfuze100-regulator.c | 12 +++++++++---
    1 file changed, 9 insertions(+), 3 deletions(-)

    --- a/drivers/regulator/pfuze100-regulator.c
    +++ b/drivers/regulator/pfuze100-regulator.c
    @@ -308,9 +308,15 @@ 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 & 0x0f) {
    + /* Freescale misprogrammed 1-3% of parts prior to week 8 of 2013 as ID=8 */
    + 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);



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