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GPIO: Add gpio_get_io_config(). (IDFGH-14117) #14923

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GPIO: Add gpio_get_io_config(). (IDFGH-14117) #14923

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18 changes: 18 additions & 0 deletions components/esp_driver_gpio/include/driver/gpio.h
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Original file line number Diff line number Diff line change
Expand Up @@ -590,6 +590,24 @@ esp_err_t gpio_deep_sleep_wakeup_disable(gpio_num_t gpio_num);
*/
esp_err_t gpio_dump_io_configuration(FILE *out_stream, uint64_t io_bit_mask);

/**
* @brief Get the configuration for an IO
*
* @param gpio_num GPIO number
* @param pu Pull-up enabled or not
* @param pd Pull-down enabled or not
* @param ie Input enabled or not
* @param oe Output enabled or not
* @param od Open-drain enabled or not
* @param drv Drive strength value
* @param fun_sel IOMUX function selection value
* @param sig_out Outputting peripheral signal index
* @param slp_sel Pin sleep mode enabled or not
*/
void gpio_get_io_config(uint32_t gpio_num,
bool *pu, bool *pd, bool *ie, bool *oe, bool *od, uint32_t *drv,
uint32_t *fun_sel, uint32_t *sig_out, bool *slp_sel);

#ifdef __cplusplus
}
#endif
9 changes: 8 additions & 1 deletion components/esp_driver_gpio/src/gpio.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1055,10 +1055,17 @@ esp_err_t gpio_dump_io_configuration(FILE *out_stream, uint64_t io_bit_mask)
fprintf(out_stream, " SleepSelEn: %d\n", slp_sel);
fprintf(out_stream, "\n");
}
fprintf(out_stream, "=================IO DUMP End==================\n");
fprintf(out_stream, "=================IO DUMP End=================\n");
return ESP_OK;
}

void gpio_get_io_config(uint32_t gpio_num,
bool *pu, bool *pd, bool *ie, bool *oe, bool *od, uint32_t *drv,
uint32_t *fun_sel, uint32_t *sig_out, bool *slp_sel)
{
gpio_hal_get_io_config(gpio_context.gpio_hal, gpio_num, pu, pd, ie, oe, od, drv, fun_sel, sig_out, slp_sel);
}

esp_err_t gpio_func_sel(gpio_num_t gpio_num, uint32_t func)
{
GPIO_CHECK(GPIO_IS_VALID_GPIO(gpio_num), "GPIO number error", ESP_ERR_INVALID_ARG);
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