Currently, ramp_delay variable is used uninitialzed in max8997_set_voltage_ldobuck which gets called through regulator_register calls.
To fix the problem, in max8997_pmic_probe, ramp_delay initialization code is moved before calls to regulator_register.
Cc: Liam Girdwood lrg@ti.com Cc: Mark Brown broonie@opensource.wolfsonmicro.com Cc: MyungJoo Ham myungjoo.ham@samsung.com Cc: Kyungmin Park kyungmin.park@samsung.com Cc: Samuel Ortiz sameo@linux.intel.com Signed-off-by: Tushar Behera tushar.behera@linaro.org --- drivers/regulator/max8997.c | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/regulator/max8997.c b/drivers/regulator/max8997.c index 10d5a1d..0fc7b8c 100644 --- a/drivers/regulator/max8997.c +++ b/drivers/regulator/max8997.c @@ -1124,6 +1124,10 @@ static __devinit int max8997_pmic_probe(struct platform_device *pdev) 0x3f); }
+ /* Misc Settings */ + max8997->ramp_delay = 10; /* set 10mV/us, which is the default */ + max8997_write_reg(i2c, MAX8997_REG_BUCKRAMP, (0xf << 4) | 0x9); + for (i = 0; i < pdata->num_regulators; i++) { const struct voltage_map_desc *desc; int id = pdata->regulators[i].id; @@ -1148,10 +1152,6 @@ static __devinit int max8997_pmic_probe(struct platform_device *pdev) } }
- /* Misc Settings */ - max8997->ramp_delay = 10; /* set 10mV/us, which is the default */ - max8997_write_reg(i2c, MAX8997_REG_BUCKRAMP, (0xf << 4) | 0x9); - return 0; err: for (i = 0; i < max8997->num_regulators; i++)