i2c: omap: switch to platform_get_irq()

that's a nice helper from drivers core which
will give us the exact IRQ number, instead
of a pointer to an IRQ resource.

Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Shubhrajyoti D <shubhrajyoti@ti.com>
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>

1 files changed, 7 insertions, 5 deletions

diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index bac1f11cc64b..0da8169ca5b4 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -993,11 +993,12 @@ omap_i2c_probe(struct platform_device *pdev)
 {
         struct omap_i2c_dev     *dev;
         struct i2c_adapter      *adap;
-        struct resource         *mem, *irq;
+        struct resource         *mem;
         struct omap_i2c_bus_platform_data *pdata = pdev->dev.platform_data;
         struct device_node      *node = pdev->dev.of_node;
         const struct of_device_id *match;
         irq_handler_t isr;
+        int irq;
         int r;
 
         /* NOTE: driver uses the static register mapping */
@@ -1006,10 +1007,11 @@ omap_i2c_probe(struct platform_device *pdev)
                 dev_err(&pdev->dev, "no mem resource?\n");
                 return -ENODEV;
         }
-        irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
-        if (!irq) {
+
+        irq = platform_get_irq(pdev, 0);
+        if (irq < 0) {
                 dev_err(&pdev->dev, "no irq resource?\n");
-                return -ENODEV;
+                return irq;
         }
 
         dev = devm_kzalloc(&pdev->dev, sizeof(struct omap_i2c_dev), GFP_KERNEL);
@@ -1043,7 +1045,7 @@ omap_i2c_probe(struct platform_device *pdev)
         }
 
         dev->dev = &pdev->dev;
-        dev->irq = irq->start;
+        dev->irq = irq;
 
         platform_set_drvdata(pdev, dev);
         init_completion(&dev->cmd_complete);