Switch Davinci I2C driver to use platform_get_irq(), because
it is not recommened to use platform_get_resource(pdev, IORESOURCE_IRQ, ..)
for requesting IRQ resources any more, as they can be not ready yet
in case of DT-boot.
CC: Sekhar Nori <nsekhar@xxxxxx>
CC: Kevin Hilman <khilman@xxxxxxxxxxxxxxxxxxx>
CC: Santosh Shilimkar <ssantosh@xxxxxxxxxx>
CC: Murali Karicheri <m-karicheri2@xxxxxx>
Signed-off-by: Grygorii Strashko <grygorii.strashko@xxxxxx>
---
drivers/i2c/busses/i2c-davinci.c | 20 ++++++++++++--------
1 file changed, 12 insertions(+), 8 deletions(-)
diff --git a/drivers/i2c/busses/i2c-davinci.c b/drivers/i2c/busses/i2c-davinci.c
index 4d96147..7f54903 100644
--- a/drivers/i2c/busses/i2c-davinci.c
+++ b/drivers/i2c/busses/i2c-davinci.c
@@ -640,13 +640,17 @@ static int davinci_i2c_probe(struct platform_device *pdev)
{
struct davinci_i2c_dev *dev;
struct i2c_adapter *adap;
- struct resource *mem, *irq;
- int r;
-
- irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (!irq) {
- dev_err(&pdev->dev, "no irq resource?\n");
- return -ENODEV;
+ struct resource *mem;
+ int r, irq;
+
+ irq = platform_get_irq(pdev, 0);
+ if (irq <= 0) {
+ if (irq == -EPROBE_DEFER)
+ return irq;
+ if (!irq)
+ irq = -ENXIO;
+ dev_err(&pdev->dev, "can't get irq resource ret=%d\n", irq);
+ return irq;
}
dev = devm_kzalloc(&pdev->dev, sizeof(struct davinci_i2c_dev),
@@ -661,7 +665,7 @@ static int davinci_i2c_probe(struct platform_device *pdev)
init_completion(&dev->xfr_complete);
#endif
dev->dev = &pdev->dev;
- dev->irq = irq->start;
+ dev->irq = irq;
dev->pdata = dev_get_platdata(&pdev->dev);
platform_set_drvdata(pdev, dev);
--
1.9.1
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