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targets/hal/TARGET_Atmel/TARGET_SAM_CortexM4/rtc_api.c@107:414e9c822e99, 2016-04-05 (annotated)
- Committer:
- mbed_official
- Date:
- Tue Apr 05 18:15:12 2016 +0100
- Revision:
- 107:414e9c822e99
Synchronized with git revision dd3c5f7fa8473776950ec6e15c0e4adedb21cf2f
Full URL: https://github.com/mbedmicro/mbed/commit/dd3c5f7fa8473776950ec6e15c0e4adedb21cf2f/
* * Base Commit for SAMG55J19. No errors and no implementations.
* * Added gpio files.
* * Added pinmap files.
* * Base commit for usticker implementation.
* * Added gcc_arm export functionality
* * added files for usticker.
* added template file for samd55j19
* * GPIO IRQ base commit.
* * updated with changes in gpio irq driver.
* * Reverted back unexpected commit in SAM0 gpio driver.
* * updated gpio_irq driver.
* * correction in gpio and gpio_irq drivers.
* added support for some test for gpio.
* * base commit for peripheralpins for usart.
* update in serial apis.
* * updated serial apis.
* * updated serial apis and test.
* * update serial apis for asynch apis.
* * updated peripheral pins for i2c and spi.
* added test support for serial flow control
* * Base commit for low power ticker implementation.
* * base commit for port apis.
* update in lp ticker apis.
* * Added test support for port.
* * base commit for sleep apis.
* * Base commit for spi.
* * updated with corrections in gpio irq.
* usticker file updated with latest source.
* * updated with corrections for unexpected board reset.
* updated gpio irq apis and added test for the same.
* * updated sleep api for deepsleep.
* * updated serial apis.
* Added uc_ticker and SPI api implementations
* Removed unused SPI pin map
* Updated review feedback
* * implemented lpticker with TC module.
* updated files for KnR Coding Statndard.
* updated serial and usticker apis.
* * Base commit for AnalogueIn apis.
* * RTC apis base commit without implementation.
* * Updated with corrections in lpticker implementations.
* * Added implementation for rtc apis.
* * updated with implementations for pwm.
* changed usticker from TC0 to TC1.
* Added I2C support
* * removed setvector usage from usticker and lpticker implementations
* added tests for SAMG55J19
* * Removed unwanted .o and .d files.
* Updated I2C files for KnR Coding Standards.
* Update for reducing compiler warnings in peripheralpins,c
* Updated with PWM free implementation.
* * Removed unwanted headers file inclusion.
* Compiler warning corrections in serial_api.c
* * Updated ADC with 16 bit mode initialization and code refinements.
* Updated PWM with code refinements.
* Updated I2C review feedback and fixed style
* Updated target name for SAMG55
* * Added Test Support for I2C with AT30TSE75X and Added Support for SAMG55J19 in atmelstudio project exporter
* * Added Test Support for I2C with AT30TSE75X and Added Support for SAMG55J19 in atmelstudio project exporter
* Used NVIC_SetVector for interrupt callback
* Removed Target macro define in test
* Updated test cases to have SAMG55 support
* * Updated with corrections in Serial and SPI asynchronous implementations.
* Updated deepsleep api implementation
* Merged LP_Ticker with latest code from mbed 3.0 repository.
* * updated with corrections in I2C Asynch implementation.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 107:414e9c822e99 | 1 | /* mbed Microcontroller Library |
mbed_official | 107:414e9c822e99 | 2 | * Copyright (c) 2006-2015 ARM Limited |
mbed_official | 107:414e9c822e99 | 3 | * |
mbed_official | 107:414e9c822e99 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
mbed_official | 107:414e9c822e99 | 5 | * you may not use this file except in compliance with the License. |
mbed_official | 107:414e9c822e99 | 6 | * You may obtain a copy of the License at |
mbed_official | 107:414e9c822e99 | 7 | * |
mbed_official | 107:414e9c822e99 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
mbed_official | 107:414e9c822e99 | 9 | * |
mbed_official | 107:414e9c822e99 | 10 | * Unless required by applicable law or agreed to in writing, software |
mbed_official | 107:414e9c822e99 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
mbed_official | 107:414e9c822e99 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
mbed_official | 107:414e9c822e99 | 13 | * See the License for the specific language governing permissions and |
mbed_official | 107:414e9c822e99 | 14 | * limitations under the License. |
mbed_official | 107:414e9c822e99 | 15 | */ |
mbed_official | 107:414e9c822e99 | 16 | #include "mbed_assert.h" |
mbed_official | 107:414e9c822e99 | 17 | #include "rtc_api.h" |
mbed_official | 107:414e9c822e99 | 18 | #include "cmsis.h" |
mbed_official | 107:414e9c822e99 | 19 | #include "sysclk.h" |
mbed_official | 107:414e9c822e99 | 20 | #include "rtc.h" |
mbed_official | 107:414e9c822e99 | 21 | |
mbed_official | 107:414e9c822e99 | 22 | static int rtc_inited = 0; |
mbed_official | 107:414e9c822e99 | 23 | |
mbed_official | 107:414e9c822e99 | 24 | extern uint8_t g_sys_init; |
mbed_official | 107:414e9c822e99 | 25 | |
mbed_official | 107:414e9c822e99 | 26 | void rtc_init(void) |
mbed_official | 107:414e9c822e99 | 27 | { |
mbed_official | 107:414e9c822e99 | 28 | if (g_sys_init == 0) { |
mbed_official | 107:414e9c822e99 | 29 | sysclk_init(); |
mbed_official | 107:414e9c822e99 | 30 | system_board_init(); |
mbed_official | 107:414e9c822e99 | 31 | g_sys_init = 1; |
mbed_official | 107:414e9c822e99 | 32 | } |
mbed_official | 107:414e9c822e99 | 33 | /* Default RTC configuration, 24-hour mode */ |
mbed_official | 107:414e9c822e99 | 34 | rtc_set_hour_mode(RTC, 0); |
mbed_official | 107:414e9c822e99 | 35 | rtc_inited = 1; |
mbed_official | 107:414e9c822e99 | 36 | } |
mbed_official | 107:414e9c822e99 | 37 | |
mbed_official | 107:414e9c822e99 | 38 | void rtc_free(void) |
mbed_official | 107:414e9c822e99 | 39 | { |
mbed_official | 107:414e9c822e99 | 40 | /*This is a free running peripheral and cannot be disabled*/ |
mbed_official | 107:414e9c822e99 | 41 | rtc_inited = 0; |
mbed_official | 107:414e9c822e99 | 42 | } |
mbed_official | 107:414e9c822e99 | 43 | |
mbed_official | 107:414e9c822e99 | 44 | |
mbed_official | 107:414e9c822e99 | 45 | int rtc_isenabled(void) |
mbed_official | 107:414e9c822e99 | 46 | { |
mbed_official | 107:414e9c822e99 | 47 | return rtc_inited; |
mbed_official | 107:414e9c822e99 | 48 | } |
mbed_official | 107:414e9c822e99 | 49 | |
mbed_official | 107:414e9c822e99 | 50 | |
mbed_official | 107:414e9c822e99 | 51 | time_t rtc_read(void) |
mbed_official | 107:414e9c822e99 | 52 | { |
mbed_official | 107:414e9c822e99 | 53 | if (!rtc_inited) { |
mbed_official | 107:414e9c822e99 | 54 | /* Return invalid time for now! */ |
mbed_official | 107:414e9c822e99 | 55 | return 0; |
mbed_official | 107:414e9c822e99 | 56 | } |
mbed_official | 107:414e9c822e99 | 57 | struct tm timeinfo; |
mbed_official | 107:414e9c822e99 | 58 | uint32_t ul_hour, ul_minute, ul_second; |
mbed_official | 107:414e9c822e99 | 59 | uint32_t ul_year, ul_month, ul_day, ul_week; |
mbed_official | 107:414e9c822e99 | 60 | |
mbed_official | 107:414e9c822e99 | 61 | rtc_get_time(RTC, &ul_hour, &ul_minute, &ul_second); |
mbed_official | 107:414e9c822e99 | 62 | rtc_get_date(RTC, &ul_year, &ul_month, &ul_day, &ul_week); |
mbed_official | 107:414e9c822e99 | 63 | |
mbed_official | 107:414e9c822e99 | 64 | timeinfo.tm_sec = ul_second; |
mbed_official | 107:414e9c822e99 | 65 | timeinfo.tm_min = ul_minute; |
mbed_official | 107:414e9c822e99 | 66 | timeinfo.tm_hour = ul_hour; |
mbed_official | 107:414e9c822e99 | 67 | timeinfo.tm_mday = ul_day; |
mbed_official | 107:414e9c822e99 | 68 | timeinfo.tm_wday = ul_week; |
mbed_official | 107:414e9c822e99 | 69 | timeinfo.tm_mon = ul_month; |
mbed_official | 107:414e9c822e99 | 70 | timeinfo.tm_year = (ul_year - 1900); |
mbed_official | 107:414e9c822e99 | 71 | |
mbed_official | 107:414e9c822e99 | 72 | /* Convert to timestamp */ |
mbed_official | 107:414e9c822e99 | 73 | time_t t = mktime(&timeinfo); |
mbed_official | 107:414e9c822e99 | 74 | return t; |
mbed_official | 107:414e9c822e99 | 75 | } |
mbed_official | 107:414e9c822e99 | 76 | |
mbed_official | 107:414e9c822e99 | 77 | void rtc_write(time_t t) |
mbed_official | 107:414e9c822e99 | 78 | { |
mbed_official | 107:414e9c822e99 | 79 | if (!rtc_inited) { |
mbed_official | 107:414e9c822e99 | 80 | /* Initialize the RTC is not yet initialized */ |
mbed_official | 107:414e9c822e99 | 81 | rtc_init(); |
mbed_official | 107:414e9c822e99 | 82 | } |
mbed_official | 107:414e9c822e99 | 83 | struct tm *timeinfo = localtime(&t); |
mbed_official | 107:414e9c822e99 | 84 | uint32_t ul_hour, ul_minute, ul_second; |
mbed_official | 107:414e9c822e99 | 85 | uint32_t ul_year, ul_month, ul_day, ul_week; |
mbed_official | 107:414e9c822e99 | 86 | |
mbed_official | 107:414e9c822e99 | 87 | ul_second = timeinfo->tm_sec; |
mbed_official | 107:414e9c822e99 | 88 | ul_minute = timeinfo->tm_min; |
mbed_official | 107:414e9c822e99 | 89 | ul_hour = timeinfo->tm_hour; |
mbed_official | 107:414e9c822e99 | 90 | ul_day = timeinfo->tm_mday; |
mbed_official | 107:414e9c822e99 | 91 | ul_week = timeinfo->tm_wday; |
mbed_official | 107:414e9c822e99 | 92 | ul_month = timeinfo->tm_mon; |
mbed_official | 107:414e9c822e99 | 93 | ul_year = timeinfo->tm_year; |
mbed_official | 107:414e9c822e99 | 94 | |
mbed_official | 107:414e9c822e99 | 95 | /* Set the RTC */ |
mbed_official | 107:414e9c822e99 | 96 | rtc_set_time(RTC, ul_hour, ul_minute, ul_second); |
mbed_official | 107:414e9c822e99 | 97 | rtc_set_date(RTC, ul_year, ul_month, ul_day, ul_week); |
mbed_official | 107:414e9c822e99 | 98 | } |