diff options
Diffstat (limited to 'Documentation/spi/spidev_test.c')
-rw-r--r-- | Documentation/spi/spidev_test.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/Documentation/spi/spidev_test.c b/Documentation/spi/spidev_test.c index cf0e3ce0d52..10abd3773e4 100644 --- a/Documentation/spi/spidev_test.c +++ b/Documentation/spi/spidev_test.c @@ -69,7 +69,7 @@ static void transfer(int fd) puts(""); } -void print_usage(const char *prog) +static void print_usage(const char *prog) { printf("Usage: %s [-DsbdlHOLC3]\n", prog); puts(" -D --device device to use (default /dev/spidev1.1)\n" @@ -85,7 +85,7 @@ void print_usage(const char *prog) exit(1); } -void parse_opts(int argc, char *argv[]) +static void parse_opts(int argc, char *argv[]) { while (1) { static const struct option lopts[] = { @@ -99,11 +99,13 @@ void parse_opts(int argc, char *argv[]) { "lsb", 0, 0, 'L' }, { "cs-high", 0, 0, 'C' }, { "3wire", 0, 0, '3' }, + { "no-cs", 0, 0, 'N' }, + { "ready", 0, 0, 'R' }, { NULL, 0, 0, 0 }, }; int c; - c = getopt_long(argc, argv, "D:s:d:b:lHOLC3", lopts, NULL); + c = getopt_long(argc, argv, "D:s:d:b:lHOLC3NR", lopts, NULL); if (c == -1) break; @@ -139,6 +141,12 @@ void parse_opts(int argc, char *argv[]) case '3': mode |= SPI_3WIRE; break; + case 'N': + mode |= SPI_NO_CS; + break; + case 'R': + mode |= SPI_READY; + break; default: print_usage(argv[0]); break; |