spi: dln2: Propagate firmware node

Propagate firmware node by using a specific API call, i.e. device_set_node().
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20211222155739.7699-1-andriy.shevchenko@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

drivers/spi/spi-dln2.c

@@ -8,6 +8,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/platform_device.h>
+#include <linux/property.h>
 #include <linux/mfd/dln2.h>
 #include <linux/spi/spi.h>
 #include <linux/pm_runtime.h>
@@ -688,6 +689,8 @@ static int dln2_spi_probe(struct platform_device *pdev)
 	if (!master)
 		return -ENOMEM;
 
+	device_set_node(&master->dev, dev_fwnode(dev));
+
 	platform_set_drvdata(pdev, master);
 
 	dln2 = spi_master_get_devdata(master);
@@ -699,7 +702,6 @@ static int dln2_spi_probe(struct platform_device *pdev)
 	}
 
 	dln2->master = master;
-	dln2->master->dev.of_node = dev->of_node;
 	dln2->pdev = pdev;
 	dln2->port = pdata->port;
 	/* cs/mode can never be 0xff, so the first transfer will set them */