From ad522f4e351d020714959d9570baf3de7fcbad11 Mon Sep 17 00:00:00 2001 From: J Keerthy Date: Wed, 19 Jun 2013 11:27:47 +0530 Subject: [PATCH] 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 Reviewed-by: Mark Brown Reviewed-by: Stephen Warren Signed-off-by: Samuel Ortiz --- drivers/mfd/palmas.c | 6 ++++++ 1 file changed, 6 insertions(+) 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); -- 2.39.5