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[053/108] spi/xilinx: Use of_property_read_u32 for reading value from node

Message ID 1386922983-22135-54-git-send-email-daniel.sangorrin@toshiba.co.jp (mailing list archive)
State New, archived
Headers show

Commit Message

Daniel Sangorrin Dec. 13, 2013, 8:22 a.m. UTC 
From: Michal Simek <michal.simek@xilinx.com>

It simplifies driver probing.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
(cherry picked from commit be3acdff943f46c32e9b2f453f0033bbae01a804)
Signed-off-by: Daniel Sangorrin <daniel.sangorrin@toshiba.co.jp>
Signed-off-by: Yoshitake Kobayashi <yoshitake.kobayashi@toshiba.co.jp>
---
 drivers/spi/spi-xilinx.c | 14 +++-----------
 1 file changed, 3 insertions(+), 11 deletions(-)
diff mbox

Patch

diff --git a/drivers/spi/spi-xilinx.c b/drivers/spi/spi-xilinx.c
index c3ea6ca..1c33720 100644
--- a/drivers/spi/spi-xilinx.c
+++ b/drivers/spi/spi-xilinx.c
@@ -368,17 +368,9 @@  static int xilinx_spi_probe(struct platform_device *pdev)
 	if (pdata) {
 		num_cs = pdata->num_chipselect;
 		bits_per_word = pdata->bits_per_word;
-	}
-
-	if (pdev->dev.of_node) {
-		const __be32 *prop;
-		int len;
-
-		/* number of slave select bits is required */
-		prop = of_get_property(pdev->dev.of_node, "xlnx,num-ss-bits",
-				       &len);
-		if (prop && len >= sizeof(*prop))
-			num_cs = __be32_to_cpup(prop);
+	} else {
+		of_property_read_u32(pdev->dev.of_node, "xlnx,num-ss-bits",
+					  &num_cs);
 	}
 
 	if (!num_cs) {