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Add function to configure a pin to a default state

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This commit is contained in:
George Oikonomou 2015-05-01 16:10:45 +01:00
parent 3877190196
commit ad52d68a0c
2 changed files with 23 additions and 0 deletions
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11
cpu/cc26xx/lpm.c
View file

@ -396,6 +396,17 @@ lpm_init()
list_init(power_domain_locks_list);
}
/*---------------------------------------------------------------------------*/
void
lpm_pin_set_default_state(uint32_t ioid)
{
if(ioid == IOID_UNUSED) {
return;
}
ti_lib_ioc_port_configure_set(ioid, IOC_PORT_GPIO, IOC_STD_OUTPUT);
ti_lib_gpio_dir_mode_set((1 << ioid), GPIO_DIR_MODE_IN);
}
/*---------------------------------------------------------------------------*/
/**
* @}
* @}

12
cpu/cc26xx/lpm.h
View file

@ -154,6 +154,18 @@ void lpm_register_module(lpm_registered_module_t *module);
* \brief Initialise the low-power mode management module
*/
void lpm_init(void);
/**
* \brief Sets an IOID to a default state
* \param ioid IOID_0...
*
* This will set ioid to sw control, input, no pull. Input buffer and output
* driver will both be disabled
*
* The function will do nothing if ioid == IOID_UNUSED, so the caller does not
* have to check board configuration before calling this.
*/
void lpm_pin_set_default_state(uint32_t ioid);
/*---------------------------------------------------------------------------*/
#endif /* LPM_H_ */
/*---------------------------------------------------------------------------*/