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Merge pull request #7474 from RetiredWizard/broadcomRTC

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Broadcom port: Add 'fake' RTC support
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Scott Shawcroft 2023-01-25 11:33:17 -08:00 committed by GitHub
commit f56a6a92f4
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5 changed files with 92 additions and 2 deletions
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58
ports/broadcom/common-hal/rtc/RTC.c Normal file
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@ -0,0 +1,58 @@
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2019 Nick Moore for Adafruit Industries
* Copyright (c) 2019 Artur Pacholec
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <stdlib.h>
#include "py/obj.h"
#include "py/runtime.h"
#include "shared/timeutils/timeutils.h"
#include "supervisor/port.h"
// This is the time in seconds since 2000 that the RTC was started.
// TODO: Change the offset to ticks so that it can be a subsecond adjustment.
static uint32_t rtc_offset = 0;
void common_hal_rtc_get_time(timeutils_struct_time_t *tm) {
uint64_t ticks_s = port_get_raw_ticks(NULL) / 1024;
timeutils_seconds_since_2000_to_struct_time(rtc_offset + ticks_s, tm);
}
void common_hal_rtc_set_time(timeutils_struct_time_t *tm) {
uint64_t ticks_s = port_get_raw_ticks(NULL) / 1024;
uint32_t epoch_s = timeutils_seconds_since_2000(
tm->tm_year, tm->tm_mon, tm->tm_mday, tm->tm_hour, tm->tm_min, tm->tm_sec
);
rtc_offset = epoch_s - ticks_s;
}
int common_hal_rtc_get_calibration(void) {
return 0;
}
void common_hal_rtc_set_calibration(int calibration) {
mp_raise_NotImplementedError_varg(translate("%q"), MP_QSTR_calibration);
}

33
ports/broadcom/common-hal/rtc/RTC.h Normal file
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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2018 Noralf Trønnes
* Copyright (c) 2019 Artur Pacholec
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef MICROPY_INCLUDED_BROADCOM_COMMON_HAL_RTC_RTC_H
#define MICROPY_INCLUDED_BROADCOM_COMMON_HAL_RTC_RTC_H
extern void rtc_reset(void);
#endif // MICROPY_INCLUDED_BROADCOM_COMMON_HAL_RTC_RTC_H

0
ports/broadcom/common-hal/rtc/__init__.c Normal file
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1
ports/broadcom/mpconfigport.mk
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@ -15,7 +15,6 @@ CIRCUITPY_PARALLELDISPLAY = 0
CIRCUITPY_PULSEIO = 0
CIRCUITPY_PWMIO = 0
CIRCUITPY_ROTARYIO = 0
CIRCUITPY_RTC = 0
CIRCUITPY_SDIOIO = 1
CIRCUITPY_VIDEOCORE = 1

2
ports/broadcom/supervisor/port.c
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@ -32,7 +32,7 @@
#include "genhdr/mpversion.h"
// #include "common-hal/rtc/RTC.h"
#include "common-hal/rtc/RTC.h"
#include "common-hal/busio/I2C.h"
#include "common-hal/busio/SPI.h"
#include "common-hal/busio/UART.h"