Raspberries/mraa
Private
Public Access
2
0
Fork 0
Code Activity

maa: add support for enabling pins and pulldowns

Browse Source 
* Not Complete

Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>
This commit is contained in:
Thomas Ingleby
2014-06-17 20:15:36 +01:00
parent ea88358164
commit fa4a302398
4 changed files with 69 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

44
src/maa.c
View File

@@ -36,6 +36,7 @@
//static maa_pininfo_t* pindata;
static maa_board_t* plat = NULL;
static maa_platform_t platform_type = 99;
const char *
maa_get_version()
@@ -63,7 +64,7 @@ maa_init()
Py_InitializeEx(0);
PyEval_InitThreads();
#endif
maa_platform_t platform_type = MAA_UNKNOWN_PLATFORM;
platform_type = MAA_UNKNOWN_PLATFORM;
// detect a galileo gen2 board
char *line = NULL;
@@ -375,3 +376,44 @@ maa_setup_mmap_gpio(int pin)
maa_mmap_pin_t *ret = &(plat->pins[pin].mmap);
return ret;
}
maa_result_t
maa_swap_complex_gpio(int pin, int out)
{
if (plat == NULL)
return MAA_ERROR_INVALID_PLATFORM;
printf("SWAP CALLED on %i with bool as %i", pin,out);
switch (platform_type) {
case MAA_INTEL_GALILEO_GEN2:
printf("Intel Galileo Gen 2\n");
if (plat->pins[pin].gpio.complex_cap.complex_pin != 1)
return MAA_SUCCESS;
if (plat->pins[pin].gpio.complex_cap.output_en == 1) {
maa_gpio_context output_e;
printf("Doing stuff here with %i", plat->pins[pin].gpio.output_enable);
output_e = maa_gpio_init_raw(plat->pins[pin].gpio.output_enable);
if (maa_gpio_dir(output_e, MAA_GPIO_OUT) != MAA_SUCCESS)
return MAA_ERROR_INVALID_RESOURCE;
int output_val;
if (plat->pins[pin].gpio.complex_cap.output_en_high == 1)
output_val = out;
else
if (out == 1)
output_val = 0;
else
output_val = 1;
if (maa_gpio_write(output_e, output_val) != MAA_SUCCESS)
return MAA_ERROR_INVALID_RESOURCE;
}
//if (plat->pins[pin].gpio.complex_cap.pullup_en == 1) {
// maa_gpio_context pullup_e;
// pullup_e = maa_gpio_init_raw(plat->pins[pin].gpio.pullup_enable);
// if (maa_gpio_mode(pullup_e, MAA_GPIO_HIZ) != MAA_SUCCESS)
// return MAA_ERROR_INVALID_RESOURCE;
//}
break;
default: return MAA_SUCCESS;
}
}