Diff: targets/hal/TARGET_Atmel/TARGET_SAM21/rtc_api.c

Revision:

613:bc40b8d2aec4

Parent:

612:fba1c7dc54c0

Child:

614:9d86c2ae5de0

--- a/targets/hal/TARGET_Atmel/TARGET_SAM21/rtc_api.c	Tue Aug 18 15:00:09 2015 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,118 +0,0 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2006-2013 ARM Limited
- *
- * 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 "rtc_api.h"
-
-#include <math.h>
-
-#include "cmsis.h"
-#include "system.h"
-
-#include "rtc_count.h"
-
-/* Global RTC instance*/
-static struct rtc_module rtc_instance;
-
-static int rtc_inited = 0;
-
-/* Extern variables */
-extern uint8_t g_sys_init;
-
-/** Initialize the RTC
- *
- * Initialize the RTC with default time
- * @param[void] void
- */
-void rtc_init(void)
-{
-    if (g_sys_init == 0) {
-        system_init();
-        g_sys_init = 1;
-    }
-
-    struct rtc_count_config config_rtc_count;
-
-    rtc_count_get_config_defaults(&config_rtc_count);
-
-    config_rtc_count.prescaler           = RTC_COUNT_PRESCALER_DIV_1024;
-    config_rtc_count.mode                = RTC_COUNT_MODE_32BIT;
-#ifdef FEATURE_RTC_CONTINUOUSLY_UPDATED
-    config_rtc_count.continuously_update = true;
-#endif
-
-    rtc_count_init(&rtc_instance, RTC, &config_rtc_count);
-
-    rtc_count_enable(&rtc_instance);
-    rtc_inited = 1;
-}
-
-/** Frees the RTC
- *
- * @param[void] void
- */
-void rtc_free(void)
-{
-    if (rtc_inited) {
-        /* Disable the RTC module */
-        rtc_count_disable(&rtc_instance);
-        /* Disable the RTC clock */
-        system_gclk_chan_disable(RTC_GCLK_ID);
-        rtc_inited = 0;
-    }
-}
-
-/** Checks whether RTC is enabled or not
- *
- * To check whether RTC module is enabled or not
- * @param[void] void
- * @return      Non zero if RTC is already enabled, else zero
- */
-int rtc_isenabled(void)
-{
-    return rtc_inited;
-}
-
-/** Reads the RTC value
- *
- * Reads and return the current time in RTC
- * @param[void] void
- * @return      the current value in RTC
- */
-time_t rtc_read(void)
-{
-    if (!rtc_inited) {
-        /* Return invalid time for now! */
-        return 0;
-    }
-    return (time_t)rtc_count_get_count(&rtc_instance);
-}
-
-/** Write the RTC value
- *
- * Update the time value in RTC
- * @param[in] t The time value to be written
- * @return      void
- */
-void rtc_write(time_t t)
-{
-    if (!rtc_inited) {
-        /* Initialize the RTC is not yet initialized */
-        rtc_init();
-    }
-
-    uint32_t count_value = (uint32_t)t;
-    rtc_count_set_count(&rtc_instance, count_value);
-}
\ No newline at end of file