Import Mbed OS hard-float snapshot

targets/TARGET_Samsung/TARGET_SIDK_S5JS100/rtc_api.c

@@ -0,0 +1,72 @@
+/****************************************************************************
+ *
+ * Copyright 2020 Samsung Electronics All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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.
+ *
+ ****************************************************************************/
+
+#include "mbed_assert.h"
+#include "device.h"
+
+#if DEVICE_RTC
+#include "rtc_api.h"
+#include "mbed_mktime.h"
+extern long long get_counter(void);
+time_t g_base_timeval = 0;
+
+void rtc_init(void)
+{
+
+}
+
+void rtc_free(void)
+{
+
+}
+
+time_t rtc_read(void)
+{
+    time_t t;
+    long long cnt;
+    cnt = get_counter(); //return aliva countvalue in 40bits
+    t = cnt / 32768;    //calculate as seconds
+    t += g_base_timeval; //accumulate base time(e.g., NTP) with counter elapsed.
+
+    return t;
+}
+
+void rtc_write(time_t t)
+{
+    g_base_timeval = t;
+}
+
+static uint8_t rtc_hex8_to_dec(uint8_t hex_val)
+{
+    uint32_t calc_data;
+
+    return (uint8_t)calc_data;
+}
+
+static uint16_t rtc_hex16_to_dec(uint16_t hex_val)
+{
+    uint32_t calc_data;
+    return (uint16_t)calc_data;
+}
+
+int rtc_isenabled(void)
+{
+    return 1;
+}
+#endif /* DEVICE_RTC */