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-rw-r--r--drivers/iio/adc/ab8500-gpadc.c30
1 files changed, 18 insertions, 12 deletions
diff --git a/drivers/iio/adc/ab8500-gpadc.c b/drivers/iio/adc/ab8500-gpadc.c
index 1bb987a4acba..6f9a3e2d5533 100644
--- a/drivers/iio/adc/ab8500-gpadc.c
+++ b/drivers/iio/adc/ab8500-gpadc.c
@@ -1108,10 +1108,14 @@ static int ab8500_gpadc_probe(struct platform_device *pdev)
return gpadc->irq_sw;
}
- gpadc->irq_hw = platform_get_irq_byname(pdev, "HW_CONV_END");
- if (gpadc->irq_hw < 0) {
- dev_err(dev, "failed to get platform hw_conv_end irq\n");
- return gpadc->irq_hw;
+ if (is_ab8500(gpadc->ab8500)) {
+ gpadc->irq_hw = platform_get_irq_byname(pdev, "HW_CONV_END");
+ if (gpadc->irq_hw < 0) {
+ dev_err(dev, "failed to get platform hw_conv_end irq\n");
+ return gpadc->irq_hw;
+ }
+ } else {
+ gpadc->irq_hw = 0;
}
/* Initialize completion used to notify completion of conversion */
@@ -1128,14 +1132,16 @@ static int ab8500_gpadc_probe(struct platform_device *pdev)
return ret;
}
- ret = devm_request_threaded_irq(dev, gpadc->irq_hw, NULL,
- ab8500_bm_gpadcconvend_handler, IRQF_NO_SUSPEND | IRQF_ONESHOT,
- "ab8500-gpadc-hw", gpadc);
- if (ret < 0) {
- dev_err(dev,
- "Failed to request hw conversion irq: %d\n",
- gpadc->irq_hw);
- return ret;
+ if (gpadc->irq_hw) {
+ ret = devm_request_threaded_irq(dev, gpadc->irq_hw, NULL,
+ ab8500_bm_gpadcconvend_handler, IRQF_NO_SUSPEND | IRQF_ONESHOT,
+ "ab8500-gpadc-hw", gpadc);
+ if (ret < 0) {
+ dev_err(dev,
+ "Failed to request hw conversion irq: %d\n",
+ gpadc->irq_hw);
+ return ret;
+ }
}
/* The VTVout LDO used to power the AB8500 GPADC */