spi: sirf: fix spelling mistake: "registerred" -> "registered"

Trivial fix to spelling mistake in dev_info message

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/drivers/spi/spi-sirf.c b/drivers/spi/spi-sirf.c
index 7072276a..bbb1a27 100644
--- a/drivers/spi/spi-sirf.c
+++ b/drivers/spi/spi-sirf.c
@@ -1158,7 +1158,7 @@
 	ret = spi_bitbang_start(&sspi->bitbang);
 	if (ret)
 		goto free_clk;
-	dev_info(&pdev->dev, "registerred, bus number = %d\n", master->bus_num);
+	dev_info(&pdev->dev, "registered, bus number = %d\n", master->bus_num);
 
 	return 0;
 free_clk: