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714b93cc
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体验新版 GitCode,发现更多精彩内容 >>
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714b93cc
编写于
9月 22, 2022
作者:
hg0720
提交者:
mysterywolf
9月 22, 2022
浏览文件
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电子邮件补丁
差异文件
添加了 rtc 驱动
上级
dc988791
变更
4
隐藏空白更改
内联
并排
Showing
4 changed file
with
157 addition
and
0 deletion
+157
-0
bsp/wch/risc-v/Libraries/ch32_drivers/SConscript
bsp/wch/risc-v/Libraries/ch32_drivers/SConscript
+3
-0
bsp/wch/risc-v/Libraries/ch32_drivers/drv_rtc.c
bsp/wch/risc-v/Libraries/ch32_drivers/drv_rtc.c
+120
-0
bsp/wch/risc-v/Libraries/ch32_drivers/drv_rtc.h
bsp/wch/risc-v/Libraries/ch32_drivers/drv_rtc.h
+17
-0
bsp/wch/risc-v/ch32v307v-r1/board/Kconfig
bsp/wch/risc-v/ch32v307v-r1/board/Kconfig
+17
-0
未找到文件。
bsp/wch/risc-v/Libraries/ch32_drivers/SConscript
浏览文件 @
714b93cc
...
...
@@ -26,6 +26,9 @@ if GetDepend('SOC_RISCV_FAMILY_CH32'):
if
GetDepend
(
'BSP_USING_I2C1'
)
or
GetDepend
(
'BSP_USING_I2C2'
):
src
+=
[
'drv_soft_i2c.c'
]
if
GetDepend
([
'RT_USING_RTC'
,
'BSP_USING_RTC'
]):
src
+=
[
'drv_rtc.c'
]
path
=
[
cwd
]
group
=
DefineGroup
(
'Drivers'
,
src
,
depend
=
[
''
],
CPPPATH
=
path
)
...
...
bsp/wch/risc-v/Libraries/ch32_drivers/drv_rtc.c
0 → 100644
浏览文件 @
714b93cc
/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-08-10 charlown first version
* 2022-09-22 hg0720 the first version which add from wch
*/
#include <rtthread.h>
#include <rtdevice.h>
#include <sys/time.h>
#include "board.h"
#ifdef BSP_USING_RTC
#define LOG_TAG "drv.rtc"
#include "drv_log.h"
#ifndef BKP_DR1
#define BKP_DR1 RT_NULL
#endif
#define BKUP_REG_DATA 0xA1A1
static
struct
rt_rtc_device
rtc
;
static
void
rt_rtc_config
(
void
)
{
/* Allow access to BKP Domain */
PWR_BackupAccessCmd
(
ENABLE
);
#if defined(BSP_USING_RTC_LSI) && defined(LSI_VALUE)
RCC_RTCCLKConfig
(
RCC_RTCCLKSource_LSI
);
#else
/* BSP_USING_RTC_LSE */
RCC_RTCCLKConfig
(
RCC_RTCCLKSource_LSE
);
#endif
RCC_RTCCLKCmd
(
ENABLE
);
RTC_WaitForLastTask
();
RTC_WaitForSynchro
();
if
(
BKP_ReadBackupRegister
(
BKP_DR1
)
!=
BKUP_REG_DATA
)
{
LOG_I
(
"RTC hasn't been configured, please use <date> command to config."
);
/* Set RTC prescaler: set RTC period to 1sec */
RTC_SetPrescaler
(
32767
);
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask
();
}
}
static
rt_err_t
ch32_rtc_init
(
void
)
{
RCC_APB1PeriphClockCmd
(
RCC_APB1Periph_PWR
|
RCC_APB1Periph_BKP
,
ENABLE
);
PWR_BackupAccessCmd
(
ENABLE
);
#if defined(BSP_USING_RTC_LSI) && defined(LSI_VALUE)
RCC_LSICmd
(
ENABLE
);
while
(
RCC_GetFlagStatus
(
RCC_FLAG_LSIRDY
)
==
RESET
);
#else
/* BSP_USING_RTC_LSE */
RCC_LSEConfig
(
RCC_LSE_ON
);
while
(
RCC_GetFlagStatus
(
RCC_FLAG_LSERDY
)
==
RESET
);
#endif
rt_rtc_config
();
return
RT_EOK
;
}
static
rt_err_t
ch32_get_secs
(
time_t
*
sec
)
{
*
(
rt_uint32_t
*
)
sec
=
RTC_GetCounter
();
LOG_D
(
"RTC: get rtc_time %x
\n
"
,
*
(
rt_uint32_t
*
)
sec
);
return
RT_EOK
;
}
static
rt_err_t
ch32_set_secs
(
time_t
*
sec
)
{
/* Set the RTC counter value */
RTC_SetCounter
(
*
(
rt_uint32_t
*
)
sec
);
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask
();
LOG_D
(
"set rtc time."
);
BKP_WriteBackupRegister
(
BKP_DR1
,
BKUP_REG_DATA
);
LOG_D
(
"RTC: set rtc_time %x
\n
"
,
*
(
rt_uint32_t
*
)
sec
);
return
RT_EOK
;
}
const
static
struct
rt_rtc_ops
rtc_ops
=
{
ch32_rtc_init
,
ch32_get_secs
,
ch32_set_secs
,
RT_NULL
,
RT_NULL
,
RT_NULL
,
RT_NULL
};
int
rt_hw_rtc_init
(
void
)
{
rt_err_t
result
;
rtc
.
ops
=
&
rtc_ops
;
result
=
rt_hw_rtc_register
(
&
rtc
,
"rtc"
,
RT_DEVICE_FLAG_RDWR
,
RT_NULL
);
if
(
result
!=
RT_EOK
)
{
LOG_E
(
"rtc register err code: %d"
,
result
);
return
result
;
}
LOG_D
(
"rtc init success"
);
return
RT_EOK
;
}
INIT_DEVICE_EXPORT
(
rt_hw_rtc_init
);
#endif
/* BSP_USING_RTC */
bsp/wch/risc-v/Libraries/ch32_drivers/drv_rtc.h
0 → 100644
浏览文件 @
714b93cc
/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-08-10 charlown first version
* 2022-09-22 hg0720 the first version which add from wch
*/
#ifndef DRV_RTC_H__
#define DRV_RTC_H__
int
rt_hw_rtc_init
(
void
);
#endif
bsp/wch/risc-v/ch32v307v-r1/board/Kconfig
浏览文件 @
714b93cc
...
...
@@ -122,6 +122,23 @@ menu "On-chip Peripheral Drivers"
endif
endif
config BSP_USING_RTC
bool "Enable RTC"
select RT_USING_RTC
default n
if BSP_USING_RTC
choice
prompt "Select clock source"
default BSP_RTC_USING_LSE
config BSP_RTC_USING_LSE
bool "RTC USING LSE"
config BSP_RTC_USING_LSI
bool "RTC USING LSI"
endchoice
endif
endmenu
menu "Onboard Peripheral Drivers"
...
...
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