mirror of
https://github.com/espressif/esp-idf.git
synced 2026-06-04 20:26:38 +03:00
121 lines
3.8 KiB
C
121 lines
3.8 KiB
C
/*
|
|
* SPDX-FileCopyrightText: 2015-2026 Espressif Systems (Shanghai) CO LTD
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
// The HAL layer for RTC IO (common part)
|
|
|
|
#include "hal/rtc_io_hal.h"
|
|
#include "soc/soc_caps.h"
|
|
|
|
#if SOC_RTCIO_INPUT_OUTPUT_SUPPORTED
|
|
|
|
void rtcio_hal_set_direction(int rtcio_num, rtc_gpio_mode_t mode)
|
|
{
|
|
switch (mode) {
|
|
case RTC_GPIO_MODE_INPUT_ONLY:
|
|
rtcio_ll_output_mode_set(rtcio_num, RTCIO_LL_OUTPUT_NORMAL);
|
|
rtcio_ll_output_disable(rtcio_num);
|
|
rtcio_ll_input_enable(rtcio_num);
|
|
break;
|
|
case RTC_GPIO_MODE_OUTPUT_ONLY:
|
|
rtcio_ll_output_mode_set(rtcio_num, RTCIO_LL_OUTPUT_NORMAL);
|
|
rtcio_ll_output_enable(rtcio_num);
|
|
rtcio_ll_input_disable(rtcio_num);
|
|
break;
|
|
case RTC_GPIO_MODE_INPUT_OUTPUT:
|
|
rtcio_ll_output_mode_set(rtcio_num, RTCIO_LL_OUTPUT_NORMAL);
|
|
rtcio_ll_output_enable(rtcio_num);
|
|
rtcio_ll_input_enable(rtcio_num);
|
|
break;
|
|
case RTC_GPIO_MODE_DISABLED:
|
|
rtcio_ll_output_mode_set(rtcio_num, RTCIO_LL_OUTPUT_NORMAL);
|
|
rtcio_ll_output_disable(rtcio_num);
|
|
rtcio_ll_input_disable(rtcio_num);
|
|
break;
|
|
case RTC_GPIO_MODE_OUTPUT_OD:
|
|
rtcio_ll_output_mode_set(rtcio_num, RTCIO_LL_OUTPUT_OD);
|
|
rtcio_ll_output_enable(rtcio_num);
|
|
rtcio_ll_input_disable(rtcio_num);
|
|
break;
|
|
case RTC_GPIO_MODE_INPUT_OUTPUT_OD:
|
|
rtcio_ll_output_mode_set(rtcio_num, RTCIO_LL_OUTPUT_OD);
|
|
rtcio_ll_output_enable(rtcio_num);
|
|
rtcio_ll_input_enable(rtcio_num);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void rtcio_hal_set_direction_in_sleep(int rtcio_num, rtc_gpio_mode_t mode)
|
|
{
|
|
switch (mode) {
|
|
case RTC_GPIO_MODE_INPUT_ONLY:
|
|
rtcio_ll_enable_input_in_sleep(rtcio_num);
|
|
rtcio_ll_disable_output_in_sleep(rtcio_num);
|
|
rtcio_ll_enable_sleep_setting(rtcio_num);
|
|
break;
|
|
case RTC_GPIO_MODE_OUTPUT_ONLY:
|
|
rtcio_ll_enable_output_in_sleep(rtcio_num);
|
|
rtcio_ll_disable_input_in_sleep(rtcio_num);
|
|
rtcio_ll_enable_sleep_setting(rtcio_num);
|
|
break;
|
|
case RTC_GPIO_MODE_INPUT_OUTPUT:
|
|
rtcio_ll_enable_input_in_sleep(rtcio_num);
|
|
rtcio_ll_enable_output_in_sleep(rtcio_num);
|
|
rtcio_ll_enable_sleep_setting(rtcio_num);
|
|
break;
|
|
case RTC_GPIO_MODE_DISABLED:
|
|
rtcio_ll_disable_input_in_sleep(rtcio_num);
|
|
rtcio_ll_disable_output_in_sleep(rtcio_num);
|
|
rtcio_ll_disable_sleep_setting(rtcio_num);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void rtcio_hal_isolate(int rtcio_num)
|
|
{
|
|
rtcio_ll_pullup_disable(rtcio_num);
|
|
rtcio_ll_pulldown_disable(rtcio_num);
|
|
rtcio_ll_output_disable(rtcio_num);
|
|
rtcio_ll_input_disable(rtcio_num);
|
|
}
|
|
|
|
void rtcio_hal_iomux_input(int rtcio_num, int func, uint32_t signal_idx)
|
|
{
|
|
rtcio_ll_input_enable(rtcio_num);
|
|
rtcio_ll_iomux_func_sel(rtcio_num, func);
|
|
#if SOC_LP_GPIO_MATRIX_SUPPORTED
|
|
rtcio_ll_set_input_signal_from(signal_idx, false);
|
|
#endif
|
|
}
|
|
|
|
void rtcio_hal_iomux_output(int rtcio_num, int func)
|
|
{
|
|
rtcio_ll_iomux_func_sel(rtcio_num, func);
|
|
// as long as the func sel is not RTC IO, the oe can only be controlled by the peripheral
|
|
}
|
|
|
|
#if SOC_LP_GPIO_MATRIX_SUPPORTED
|
|
void rtcio_hal_matrix_in(int rtcio_num, uint32_t signal_idx, bool inv)
|
|
{
|
|
if (rtcio_num < SOC_RTCIO_PIN_COUNT) {
|
|
rtcio_ll_input_enable(rtcio_num);
|
|
}
|
|
rtcio_ll_set_input_signal_matrix_source(rtcio_num, signal_idx, inv);
|
|
}
|
|
|
|
void rtcio_hal_matrix_out(int rtcio_num, uint32_t signal_idx, bool out_inv, bool oen_inv)
|
|
{
|
|
rtcio_ll_iomux_func_sel(rtcio_num, RTCIO_LL_PIN_FUNC);
|
|
rtcio_ll_set_output_signal_matrix_source(rtcio_num, signal_idx, out_inv);
|
|
rtcio_ll_set_output_enable_ctrl(rtcio_num, true, oen_inv); // output is enabled at the end to avoid undesired level change
|
|
}
|
|
#endif // SOC_LP_GPIO_MATRIX_SUPPORTED
|
|
|
|
#endif //SOC_RTCIO_INPUT_OUTPUT_SUPPORTED
|