hal: Add initial ESP32-C3 support

From internal commit 7761d6e8

components/hal/esp32c3/include/hal/rtc_cntl_ll.h

@@ -0,0 +1,48 @@
+// Copyright 2020 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#pragma once
+
+#include "soc/soc.h"
+#include "soc/rtc.h"
+#include "soc/rtc_cntl_reg.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+static inline void rtc_cntl_ll_set_wakeup_timer(uint64_t t)
+{
+    abort(); // ESP32-C3 TODO IDF-2106
+}
+
+static inline uint32_t rtc_cntl_ll_ext1_get_wakeup_pins(void)
+{
+    abort(); // ESP32-C3 TODO IDF-2106
+}
+
+static inline void rtc_cntl_ll_ext1_set_wakeup_pins(uint32_t mask, int mode)
+{
+    abort(); // ESP32-C3 TODO IDF-2106
+}
+
+static inline void rtc_cntl_ll_ext1_clear_wakeup_pins(void)
+{
+    abort(); // ESP32-C3 TODO IDF-2106
+    REG_SET_BIT(RTC_CNTL_GPIO_WAKEUP_REG, RTC_CNTL_GPIO_WAKEUP_STATUS_CLR);
+}
+
+#ifdef __cplusplus
+}
+#endif