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i2c: davinci: switch to use platform_get_irq 

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.

Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Grygorii Strashko 2014-12-01 17:34:03 +02:00 committed by Wolfram Sang
parent 5f835cef77
commit 2c6ef04ffa
1 changed files with 11 additions and 7 deletions
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18
drivers/i2c/busses/i2c-davinci.c
View File

@ -634,13 +634,17 @@ static int davinci_i2c_probe(struct platform_device *pdev)
{ {
struct davinci_i2c_dev *dev; struct davinci_i2c_dev *dev;
struct i2c_adapter *adap; struct i2c_adapter *adap;
struct resource *mem, *irq; struct resource *mem;
int r; int r, irq;
irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); irq = platform_get_irq(pdev, 0);
if (!irq) { if (irq <= 0) {
dev_err(&pdev->dev, "no irq resource?\n"); if (!irq)
return -ENODEV; irq = -ENXIO;
if (irq != -EPROBE_DEFER)
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), dev = devm_kzalloc(&pdev->dev, sizeof(struct davinci_i2c_dev),
@ -655,7 +659,7 @@ static int davinci_i2c_probe(struct platform_device *pdev)
init_completion(&dev->xfr_complete); init_completion(&dev->xfr_complete);
#endif #endif
dev->dev = &pdev->dev; dev->dev = &pdev->dev;
dev->irq = irq->start; dev->irq = irq;
dev->pdata = dev_get_platdata(&pdev->dev); dev->pdata = dev_get_platdata(&pdev->dev);
platform_set_drvdata(pdev, dev); platform_set_drvdata(pdev, dev);