BPI/sunxi-tools
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Fix bogus usage message in pio tool.

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Signed-off-by: Michal Suchanek <hramrach@gmail.com>
Signed-off-by: Henrik Nordstrom <henrik@henriknordstrom.net>
This commit is contained in:
Michal Suchanek 2014-01-28 22:06:54 +01:00 committed by Henrik Nordstrom
parent b00fbc985f
commit a03129b185
1 changed files with 6 additions and 3 deletions
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9
pio.c
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@ -167,8 +167,11 @@ static const char *argv0;
static void usage(int rc )
{
fprintf(stderr, "usage: %s [-m|-i input] [-o output] pin..\n", argv0);
fprintf(stderr, "usage: %s -m|-i input [-o output] pin..\n", argv0);
fprintf(stderr," -m mmap - read pin state from system\n");
fprintf(stderr," -i read pin state from file\n");
fprintf(stderr," -o save pin state data to file\n");
fprintf(stderr," print Show all pins\n");
fprintf(stderr," Pxx Show pin\n");
fprintf(stderr," Pxx<mode><pull><drive><data> Configure pin\n");
@ -179,7 +182,7 @@ static void usage(int rc )
fprintf(stderr, "\n mode 0-7, 0=input, 1=ouput, 2-7 I/O function\n");
fprintf(stderr, " pull 0=none, 1=up, 2=down\n");
fprintf(stderr, " drive 0-3, I/O drive level\n");
exit(rc);
}