[PATCH] spi: xilinx: use device property accessors.

[Abdurrahman Hussain]

This makes the driver work on non-OF platforms.
Also, make irq optional, since the driver can already work in
polling mode.

Signed-off-by: Abdurrahman Hussain <abdurrahman at nexthop.ai>
---
 drivers/spi/spi-xilinx.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/spi/spi-xilinx.c b/drivers/spi/spi-xilinx.c
index c86dc56f38b4..9fb1da2fcce4 100644
--- a/drivers/spi/spi-xilinx.c
+++ b/drivers/spi/spi-xilinx.c
@@ -405,11 +405,11 @@ static int xilinx_spi_probe(struct platform_device *pdev)
 		bits_per_word = pdata->bits_per_word;
 		force_irq = pdata->force_irq;
 	} else {
-		of_property_read_u32(pdev->dev.of_node, "xlnx,num-ss-bits",
-					  &num_cs);
-		ret = of_property_read_u32(pdev->dev.of_node,
-					   "xlnx,num-transfer-bits",
-					   &bits_per_word);
+		device_property_read_u32(&pdev->dev, "xlnx,num-ss-bits",
+					 &num_cs);
+		ret = device_property_read_u32(&pdev->dev,
+					       "xlnx,num-transfer-bits",
+					       &bits_per_word);
 		if (ret)
 			bits_per_word = 8;
 	}
@@ -471,7 +471,7 @@ static int xilinx_spi_probe(struct platform_device *pdev)
 	xspi->bytes_per_word = bits_per_word / 8;
 	xspi->buffer_size = xilinx_spi_find_buffer_size(xspi);
 
-	xspi->irq = platform_get_irq(pdev, 0);
+	xspi->irq = platform_get_irq_optional(pdev, 0);
 	if (xspi->irq < 0 && xspi->irq != -ENXIO) {
 		return xspi->irq;
 	} else if (xspi->irq >= 0) {
-- 
2.52.0