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pinmap: GPIO pin map added.

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* maa_gpio_init can take the IO number read physically off the board.
* maa_check_gpio will also set up mutiplexers if needed
* Intel Galileo Rev D board data added

Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>
This commit is contained in:
Thomas Ingleby
2014-05-01 16:55:23 +01:00
parent d4427ec35e
commit e96df16f75
6 changed files with 224 additions and 24 deletions
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10
src/gpio/gpio.c
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@@ -44,13 +44,17 @@ maa_gpio_get_valfp(maa_gpio_context *dev)
maa_gpio_context*
maa_gpio_init(int pin)
{
//TODO
return maa_gpio_init_raw(pin);
int pinm = maa_check_gpio(pin);
if (pinm < 0)
return NULL;
return maa_gpio_init_raw(pinm);
}
maa_gpio_context*
maa_gpio_init_raw(int pin)
{
if(pin < 0)
return NULL;
FILE *export_f;
maa_gpio_context* dev = (maa_gpio_context*) malloc(sizeof(maa_gpio_context));
@@ -105,6 +109,8 @@ maa_gpio_mode(maa_gpio_context *dev, gpio_mode_t mode)
maa_result_t
maa_gpio_dir(maa_gpio_context *dev, gpio_dir_t dir)
{
if (dev == NULL)
return MAA_ERROR_INVALID_HANDLE;
if (dev->value_fp != NULL) {
dev->value_fp = NULL;
}