[PATCH] Documentation/spi/spidev_test.c: Document -N/--no-cs and -R/--ready

[Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>]

From: Geert Uytterhoeven <geert+renesas@xxxxxxxxxxxxxx>

commit b55f627feeb9d48fdbde3835e18afbc76712e49b ("spi: new spi->mode bits")
added two new command line options without adding the respective help
texts.

Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxxxxxxx>
---
 Documentation/spi/spidev_test.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Documentation/spi/spidev_test.c b/Documentation/spi/spidev_test.c
index 16feda901469..efd7385e907f 100644
--- a/Documentation/spi/spidev_test.c
+++ b/Documentation/spi/spidev_test.c
@@ -81,7 +81,9 @@ static void print_usage(const char *prog)
 	     "  -O --cpol     clock polarity\n"
 	     "  -L --lsb      least significant bit first\n"
 	     "  -C --cs-high  chip select active high\n"
-	     "  -3 --3wire    SI/SO signals shared\n");
+	     "  -3 --3wire    SI/SO signals shared\n"
+	     "  -N --no-cs    no chip select\n"
+	     "  -R --ready    slave pulls low to pause\n");
 	exit(1);
 }
 
-- 
1.7.9.5

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