diff options
| author | J Keerthy <j-keerthy@ti.com> | 2013-06-19 09:57:47 +0400 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2013-06-20 12:50:55 +0400 |
| commit | ad522f4e351d020714959d9570baf3de7fcbad11 (patch) | |
| tree | f90bbb8947915f8d0db372f9ae687e2eb8862255 /drivers/mfd/palmas.c | |
| parent | 283aae8ab88e695a660c610d6535ca44bc5b8835 (diff) | |
| download | linux-ad522f4e351d020714959d9570baf3de7fcbad11.tar.xz | |
mfd: palmas: Check if irq is valid
Check if irq value obtained is valid. If it is not valid
then skip the irq request step and go ahead with the probe.
Signed-off-by: J Keerthy <j-keerthy@ti.com>
Reviewed-by: Mark Brown <broonie@linaro.org>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/mfd/palmas.c')
| -rw-r--r-- | drivers/mfd/palmas.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c index 62fa728d3e04..b24bee3d00b4 100644 --- a/drivers/mfd/palmas.c +++ b/drivers/mfd/palmas.c @@ -290,6 +290,11 @@ static int palmas_i2c_probe(struct i2c_client *i2c, } } + if (!palmas->irq) { + dev_warn(palmas->dev, "IRQ missing: skipping irq request\n"); + goto no_irq; + } + /* Change interrupt line output polarity */ if (pdata->irq_flags & IRQ_TYPE_LEVEL_HIGH) reg = PALMAS_POLARITY_CTRL_INT_POLARITY; @@ -316,6 +321,7 @@ static int palmas_i2c_probe(struct i2c_client *i2c, if (ret < 0) goto err; +no_irq: slave = PALMAS_BASE_TO_SLAVE(PALMAS_PU_PD_OD_BASE); addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE, PALMAS_PRIMARY_SECONDARY_PAD1); |