esp_adc: new esp_adc component and adc drivers

components/esp_adc/test_apps/adc/pytest_adc.py

@@ -0,0 +1,21 @@
+# SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: CC0-1.0
+
+import pytest
+from pytest_embedded import Dut
+
+
+@pytest.mark.esp32
+@pytest.mark.esp32s2
+@pytest.mark.esp32c3
+@pytest.mark.esp32s3
+@pytest.mark.esp32c2
+@pytest.mark.generic
+@pytest.mark.parametrize('config', [
+    'iram_safe',
+    'release',
+], indirect=True)
+def test_adc(dut: Dut) -> None:
+    dut.expect_exact('Press ENTER to see the list of tests')
+    dut.write('*')
+    dut.expect_unity_test_output(timeout=120)