[PATCH 17/21] spi: s3c64xx: downgrade dev_warn to dev_dbg for optional dt props

[Tudor Ambarus]

"samsung,spi-src-clk" and "num-cs" are optional dt properties. Downgrade
the message from warning to debug message.

Signed-off-by: Tudor Ambarus <tudor.ambarus at linaro.org>
---
 drivers/spi/spi-s3c64xx.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index 2abf5994080a..62671b2d594a 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -1065,14 +1065,14 @@ static struct s3c64xx_spi_info *s3c64xx_spi_parse_dt(struct device *dev)
 		return ERR_PTR(-ENOMEM);
 
 	if (of_property_read_u32(dev->of_node, "samsung,spi-src-clk", &temp)) {
-		dev_warn(dev, "spi bus clock parent not specified, using clock at index 0 as parent\n");
+		dev_dbg(dev, "spi bus clock parent not specified, using clock at index 0 as parent\n");
 		sci->src_clk_nr = 0;
 	} else {
 		sci->src_clk_nr = temp;
 	}
 
 	if (of_property_read_u32(dev->of_node, "num-cs", &temp)) {
-		dev_warn(dev, "number of chip select lines not specified, assuming 1 chip select line\n");
+		dev_dbg(dev, "number of chip select lines not specified, assuming 1 chip select line\n");
 		sci->num_cs = 1;
 	} else {
 		sci->num_cs = temp;
-- 
2.43.0.429.g432eaa2c6b-goog