dev->driver_data will carry the tail of ldo if there is a number and if there is no number it will be an error code, anyway it will not be zero. This results in a wrong ldo regulator detection.
To avoid this check for non-numerical ldo first and then manipulate dev->driver_data.
Signed-off-by: Svyatoslav Ryhel clamor95@gmail.com --- drivers/power/regulator/palmas_regulator.c | 24 +++++++++++++--------- 1 file changed, 14 insertions(+), 10 deletions(-)
diff --git a/drivers/power/regulator/palmas_regulator.c b/drivers/power/regulator/palmas_regulator.c index 3c4eb83be7..d615e94734 100644 --- a/drivers/power/regulator/palmas_regulator.c +++ b/drivers/power/regulator/palmas_regulator.c @@ -301,19 +301,23 @@ static int palmas_ldo_probe(struct udevice *dev)
uc_pdata->type = REGULATOR_TYPE_LDO;
- if (dev->driver_data) { + /* check for ldoln and ldousb cases */ + if (!strcmp("ldoln", dev->name)) { + uc_pdata->ctrl_reg = palmas_ldo_ctrl[type][9]; + uc_pdata->volt_reg = palmas_ldo_volt[type][9]; + return 0; + } + + if (!strcmp("ldousb", dev->name)) { + uc_pdata->ctrl_reg = palmas_ldo_ctrl[type][10]; + uc_pdata->volt_reg = palmas_ldo_volt[type][10]; + return 0; + } + + if (dev->driver_data > 0) { u8 idx = dev->driver_data - 1; uc_pdata->ctrl_reg = palmas_ldo_ctrl[type][idx]; uc_pdata->volt_reg = palmas_ldo_volt[type][idx]; - } else { - /* check for ldoln and ldousb cases */ - if (!strcmp("ldoln", dev->name)) { - uc_pdata->ctrl_reg = palmas_ldo_ctrl[type][9]; - uc_pdata->volt_reg = palmas_ldo_volt[type][9]; - } else if (!strcmp("ldousb", dev->name)) { - uc_pdata->ctrl_reg = palmas_ldo_ctrl[type][10]; - uc_pdata->volt_reg = palmas_ldo_volt[type][10]; - } }
return 0;