[PATCH] iio: Use dev_fwnode()

[Jiri Slaby (SUSE)]

irq_domain_create_simple() takes fwnode as the first argument. It can be
extracted from the struct device using dev_fwnode() helper instead of
using of_node with of_fwnode_handle().

So use the dev_fwnode() helper.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby at kernel.org>
Cc: Jonathan Cameron <jic23 at kernel.org>
Cc: David Lechner <dlechner at baylibre.com>
Cc: "Nuno Sá" <nuno.sa at analog.com>
Cc: Andy Shevchenko <andy at kernel.org>
Cc: Maxime Coquelin <mcoquelin.stm32 at gmail.com>
Cc: Alexandre Torgue <alexandre.torgue at foss.st.com>
Cc: linux-iio at vger.kernel.org

---
Cc: linux-stm32 at st-md-mailman.stormreply.com
Cc: linux-arm-kernel at lists.infradead.org
---
 drivers/iio/adc/stm32-adc-core.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/iio/adc/stm32-adc-core.c b/drivers/iio/adc/stm32-adc-core.c
index bd3458965bff..58b5838227aa 100644
--- a/drivers/iio/adc/stm32-adc-core.c
+++ b/drivers/iio/adc/stm32-adc-core.c
@@ -407,7 +407,6 @@ static const struct irq_domain_ops stm32_adc_domain_ops = {
 static int stm32_adc_irq_probe(struct platform_device *pdev,
 			       struct stm32_adc_priv *priv)
 {
-	struct device_node *np = pdev->dev.of_node;
 	unsigned int i;
 
 	/*
@@ -421,10 +420,8 @@ static int stm32_adc_irq_probe(struct platform_device *pdev,
 			return priv->irq[i];
 	}
 
-	priv->domain = irq_domain_create_simple(of_fwnode_handle(np),
-						STM32_ADC_MAX_ADCS, 0,
-						&stm32_adc_domain_ops,
-						priv);
+	priv->domain = irq_domain_create_simple(dev_fwnode(&pdev->dev), STM32_ADC_MAX_ADCS, 0,
+						&stm32_adc_domain_ops, priv);
 	if (!priv->domain) {
 		dev_err(&pdev->dev, "Failed to add irq domain\n");
 		return -ENOMEM;
-- 
2.49.0