spi: pxa2xx: Propagate firmware node to the child SPI controller device

SPI core may utilize properties and resources provided by the parent device.
Propagate firmware node to the child SPI controller device for that.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210517140351.901-2-andriy.shevchenko@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

drivers/spi/spi-pxa2xx.c

@@ -1718,7 +1718,9 @@ static int pxa2xx_spi_probe(struct platform_device *pdev)
 	drv_data->controller_info = platform_info;
 	drv_data->ssp = ssp;
 
-	controller->dev.of_node = pdev->dev.of_node;
+	controller->dev.of_node = dev->of_node;
+	controller->dev.fwnode = dev->fwnode;
+
 	/* the spi->mode bits understood by this driver: */
 	controller->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH | SPI_LOOP;