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ODROID-N2: Implement get pin MUX, PU/PD mode, get/set drive strength

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Change-Id: I75099b4e2919860f7190ef9cdcd841b1d38844a7
This commit is contained in:
joshua-yang
2019-01-07 12:28:15 +09:00
parent 3384341906
commit 827072123b
6 changed files with 215 additions and 39 deletions
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25
gpio/gpio_odroid.c
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@@ -72,7 +72,7 @@ char *usage = "Usage: gpio -v\n"
" gpio unexportall/exports\n"
" gpio export/edge/unexport ...\n"
" gpio wfi <pin> <mode>\n"
" gpio drive <group> <value>\n"
" gpio drive <pin> <value>\n"
" gpio pwm-bal/pwm-ms \n"
" gpio pwmr <range> \n"
" gpio pwmc <divider> \n"
@@ -598,32 +598,23 @@ void doMode (int argc, char *argv [])
/*
* doPadDrive:
* gpio drive group value
* gpio drive pin value for ODROIDs since it depends on the SoC
*********************************************************************************
*/
static void doPadDrive (int argc, char *argv [])
{
int group, val ;
int pin, val;
if (argc != 4) {
fprintf (stderr, "Usage: %s drive group value\n", argv [0]) ;
fprintf (stderr, "Usage: %s drive pin value\n", argv [0]) ;
exit (1) ;
}
group = atoi (argv [2]) ;
val = atoi (argv [3]) ;
pin = atoi (argv [2]) ;
val = atoi (argv [3]) ;
if ((group < 0) || (group > 2)) {
fprintf (stderr, "%s: drive group not 0, 1 or 2: %d\n", argv [0], group) ;
exit (1) ;
}
if ((val < 0) || (val > 7)) {
fprintf (stderr, "%s: drive value not 0-7: %d\n", argv [0], val) ;
exit (1) ;
}
setPadDrive (group, val) ;
setPadDrive (pin, val) ;
}
@@ -1214,7 +1205,7 @@ int main (int argc, char *argv [])
else if (strcasecmp (argv [1], "pwmr" ) == 0) doNothing (argc, argv) ;
else if (strcasecmp (argv [1], "pwmc" ) == 0) doNothing (argc, argv) ;
else if (strcasecmp (argv [1], "pwmTone" ) == 0) doNothing (argc, argv) ;
else if (strcasecmp (argv [1], "drive" ) == 0) doNothing (argc, argv) ;
else if (strcasecmp (argv [1], "drive" ) == 0) doPadDrive (argc, argv) ;
else if (strcasecmp (argv [1], "readall" ) == 0) doReadall () ;
else if (strcasecmp (argv [1], "nreadall" ) == 0) doReadall () ;
else if (strcasecmp (argv [1], "pins" ) == 0) doPins () ;