128 …ESP_RETURN_ON_FALSE(channel < SOC_ADC_CHANNEL_NUM(ADC_UNIT_2), ESP_ERR_INVALID_ARG, ADC_TAG, "inva…  in adc2_pad_get_io_num()
130     int io = ADC_GET_IO_NUM(ADC_UNIT_2, channel);  in adc2_pad_get_io_num()
166     if (adc_unit == ADC_UNIT_2) {  in adc_rtc_chan_init()
168         adc_oneshot_ll_output_invert(ADC_UNIT_2, ADC_LL_DATA_INVERT_DEFAULT(ADC_UNIT_2));  in adc_rtc_chan_init()
169         adc_ll_set_sar_clk_div(ADC_UNIT_2, ADC_LL_SAR_CLK_DIV_DEFAULT(ADC_UNIT_2));  in adc_rtc_chan_init()
182     } else if (adc_unit == ADC_UNIT_2) {  in adc_common_gpio_init()
183         gpio_num = ADC_GET_IO_NUM(ADC_UNIT_2, channel);  in adc_common_gpio_init()
203     if (adc_unit == ADC_UNIT_2) {  in adc_set_data_inv()
205         adc_oneshot_ll_output_invert(ADC_UNIT_2, inv_en);  in adc_set_data_inv()
248     if (adc_unit == ADC_UNIT_2) {  in adc_set_data_width()
250         adc_oneshot_ll_set_output_bits(ADC_UNIT_2, bitwidth);  in adc_set_data_width()
435 …ESP_RETURN_ON_FALSE(channel < SOC_ADC_CHANNEL_NUM(ADC_UNIT_2), ESP_ERR_INVALID_ARG, ADC_TAG, "inva…  in adc2_config_channel_atten()
444     adc_common_gpio_init(ADC_UNIT_2, channel);  in adc2_config_channel_atten()
448     if (adc_lock_try_acquire(ADC_UNIT_2) != ESP_OK) {  in adc2_config_channel_atten()
456     adc_rtc_chan_init(ADC_UNIT_2);  in adc2_config_channel_atten()
457     adc_oneshot_ll_set_atten(ADC_UNIT_2, channel, atten);  in adc2_config_channel_atten()
461     adc_lock_release(ADC_UNIT_2);  in adc2_config_channel_atten()
541     adc_atten_t atten = adc_ll_get_atten(ADC_UNIT_2, channel);  in adc2_get_raw()
542     adc_set_hw_calibration_code(ADC_UNIT_2, atten);  in adc2_get_raw()
547     if (adc_lock_try_acquire(ADC_UNIT_2) != ESP_OK) {  in adc2_get_raw()
566     adc_oneshot_ll_set_output_bits(ADC_UNIT_2, bitwidth);  in adc2_get_raw()
569     adc_ll_set_controller(ADC_UNIT_2, ADC_LL_CTRL_RTC);// set controller  in adc2_get_raw()
571     adc_ll_set_controller(ADC_UNIT_2, ADC_LL_CTRL_ARB);// set controller  in adc2_get_raw()
582     adc_oneshot_ll_set_channel(ADC_UNIT_2, channel);  in adc2_get_raw()
583     ret = adc_hal_convert(ADC_UNIT_2, channel, clk_src_freq_hz, &adc_value);  in adc2_get_raw()
600     adc_lock_release(ADC_UNIT_2);  in adc2_get_raw()
617         if (gpio == ADC_GET_IO_NUM(ADC_UNIT_2, i)) {  in adc_vref_to_gpio()
631     } else if (adc_unit == ADC_UNIT_2) {  in adc_vref_to_gpio()
633         adc_ll_vref_output(ADC_UNIT_2, ch, true);  in adc_vref_to_gpio()
638     adc_common_gpio_init(ADC_UNIT_2, ch);  in adc_vref_to_gpio()
707     if (adc_unit == ADC_UNIT_2) {  in adc_vref_to_gpio()
709             if (gpio == ADC_GET_IO_NUM(ADC_UNIT_2, i)) {  in adc_vref_to_gpio()
726         adc_ll_vref_output(ADC_UNIT_2, channel, true);  in adc_vref_to_gpio()
730     ret = adc_digi_gpio_init(ADC_UNIT_2, BIT(channel));  in adc_vref_to_gpio()
796 …ESP_RETURN_ON_FALSE(channel < SOC_ADC_CHANNEL_NUM(ADC_UNIT_2), ESP_ERR_INVALID_ARG, ADC_TAG, "ADC2…  in adc2_config_channel_atten()
801     ret = adc_digi_gpio_init(ADC_UNIT_2, BIT(channel));  in adc2_config_channel_atten()
821     if (adc_lock_try_acquire(ADC_UNIT_2) != ESP_OK) {  in adc2_get_raw()
834     adc_set_hw_calibration_code(ADC_UNIT_2, atten);  in adc2_get_raw()
838     adc_oneshot_ll_set_atten(ADC_UNIT_2, channel, atten);  in adc2_get_raw()
839     ret = adc_hal_convert(ADC_UNIT_2, channel, clk_src_freq_hz, raw_out);  in adc2_get_raw()
844     adc_lock_release(ADC_UNIT_2);  in adc2_get_raw()