spi: pxa2xx-pci: Do not dereference fwnode in struct device

In order to make the underneath API easier to change in the future,
prevent users from dereferencing fwnode from struct device.
Instead, use the specific dev_fwnode() API for that.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220223191948.31325-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

drivers/spi/spi-pxa2xx-pci.c

@@ -261,7 +261,7 @@ static int pxa2xx_spi_pci_probe(struct pci_dev *dev,
 		return PTR_ERR(ssp->clk);
 
 	memset(&pi, 0, sizeof(pi));
-	pi.fwnode = dev->dev.fwnode;
+	pi.fwnode = dev_fwnode(&dev->dev);
 	pi.parent = &dev->dev;
 	pi.name = "pxa2xx-spi";
 	pi.id = ssp->port_id;