diff options
| author |   Wadim Egorov <w.egorov@phytec.de> | 2016-04-20 10:01:08 +0200 |
|---|---|---|
| committer |   Mark Brown <broonie@kernel.org> | 2016-04-20 10:57:26 +0100 |
| commit | e57cbb70b7b3773f78fc6b8b70ab1eb3367e5350 (patch) | |
| tree | 5c8aeeb6437bf892de5d77f902a14112d8591812 /drivers/regulator/fan53555.c | |
| parent | regulator: fan53555: Add support for FAN53555BUC18X type (diff) | |
| download | linux-dev-e57cbb70b7b3773f78fc6b8b70ab1eb3367e5350.tar.xz linux-dev-e57cbb70b7b3773f78fc6b8b70ab1eb3367e5350.zip | |
regulator: fan53555: Add support for FAN53555UC13X type
IC type options 00, 13 and 23 are sharing the same DIE_ID 0.
Let's differentiate between these revisions.
FAN53555UC13X has the ID 0 and REV 0xf, starts at 800mV and
increments in 10mV steps.
Signed-off-by: Wadim Egorov <w.egorov@phytec.de>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/regulator/fan53555.c')
| -rw-r--r-- | drivers/regulator/fan53555.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/regulator/fan53555.c b/drivers/regulator/fan53555.c index d4bfa9312724..d7da81a875cf 100644 --- a/drivers/regulator/fan53555.c +++ b/drivers/regulator/fan53555.c @@ -68,6 +68,12 @@ enum { FAN53555_CHIP_ID_08 = 8, }; +/* IC mask revision */ +enum { + FAN53555_CHIP_REV_00 = 0x3, + FAN53555_CHIP_REV_13 = 0xf, +}; + enum { SILERGY_SYR82X = 8, }; @@ -218,6 +224,22 @@ static int fan53555_voltages_setup_fairchild(struct fan53555_device_info *di) /* Init voltage range and step */ switch (di->chip_id) { case FAN53555_CHIP_ID_00: + switch (di->chip_rev) { + case FAN53555_CHIP_REV_00: + di->vsel_min = 600000; + di->vsel_step = 10000; + break; + case FAN53555_CHIP_REV_13: + di->vsel_min = 800000; + di->vsel_step = 10000; + break; + default: + dev_err(di->dev, + "Chip ID %d with rev %d not supported!\n", + di->chip_id, di->chip_rev); + return -EINVAL; + } + break; case FAN53555_CHIP_ID_01: case FAN53555_CHIP_ID_03: case FAN53555_CHIP_ID_05: |