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bd071984
编写于
1月 26, 2021
作者:
G
greedyhao
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差异文件
[bsp][bluetrum] add wdt support
上级
c92b6e15
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
152 addition
and
0 deletion
+152
-0
bsp/bluetrum/libraries/hal_drivers/SConscript
bsp/bluetrum/libraries/hal_drivers/SConscript
+3
-0
bsp/bluetrum/libraries/hal_drivers/drv_wdt.c
bsp/bluetrum/libraries/hal_drivers/drv_wdt.c
+149
-0
未找到文件。
bsp/bluetrum/libraries/hal_drivers/SConscript
浏览文件 @
bd071984
...
...
@@ -18,6 +18,9 @@ if GetDepend('RT_USING_SDIO'):
if
GetDepend
(
'RT_USING_I2C'
):
src
+=
[
'drv_soft_i2c.c'
]
if
GetDepend
(
'RT_USING_WDT'
):
src
+=
[
'drv_wdt.c'
]
group
=
DefineGroup
(
'Drivers'
,
src
,
depend
=
[
''
],
CPPPATH
=
path
)
objs
=
[
group
]
...
...
bsp/bluetrum/libraries/hal_drivers/drv_wdt.c
0 → 100644
浏览文件 @
bd071984
/*
* Copyright (c) 2020-2021, Bluetrum Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-11-30 greedyhao first version
*/
#include <board.h>
#ifdef RT_USING_WDT
// #define DRV_DEBUG
#define LOG_TAG "drv.wdt"
#include <drv_log.h>
struct
ab32_wdt_obj
{
rt_watchdog_t
watchdog
;
};
static
struct
ab32_wdt_obj
ab32_wdt
;
static
struct
rt_watchdog_ops
ops
;
static
rt_err_t
wdt_init
(
rt_watchdog_t
*
wdt
)
{
return
RT_EOK
;
}
static
rt_err_t
wdt_control
(
rt_watchdog_t
*
wdt
,
int
cmd
,
void
*
arg
)
{
rt_uint32_t
tmp
=
0
;
switch
(
cmd
)
{
/* feed the watchdog */
case
RT_DEVICE_CTRL_WDT_KEEPALIVE
:
WDTCON
=
0xa
;
break
;
/* set watchdog timeout */
case
RT_DEVICE_CTRL_WDT_SET_TIMEOUT
:
if
(
arg
==
RT_NULL
)
{
LOG_E
(
"The watchdog timeout argument cannot be NULL!"
);
break
;
}
tmp
=
WDTCON
&
~
(
0x7
<<
20
);
switch
(
*
((
rt_uint32_t
*
)
arg
))
{
case
0
:
LOG_I
(
"The watchdog timeout is set to 1ms"
);
tmp
|=
(
0xa
<<
24
)
|
(
0x00
<<
20
);
break
;
case
1
:
LOG_I
(
"The watchdog timeout is set to 256ms"
);
tmp
|=
(
0xa
<<
24
)
|
(
0x01
<<
20
);
break
;
case
2
:
LOG_I
(
"The watchdog timeout is set to 512ms"
);
tmp
|=
(
0xa
<<
24
)
|
(
0x02
<<
20
);
break
;
case
3
:
LOG_I
(
"The watchdog timeout is set to 1024ms"
);
tmp
|=
(
0xa
<<
24
)
|
(
0x03
<<
20
);
break
;
case
4
:
LOG_I
(
"The watchdog timeout is set to 2048ms"
);
tmp
|=
(
0xa
<<
24
)
|
(
0x04
<<
20
);
break
;
case
5
:
LOG_I
(
"The watchdog timeout is set to 4096ms"
);
tmp
|=
(
0xa
<<
24
)
|
(
0x05
<<
20
);
break
;
case
6
:
LOG_I
(
"The watchdog timeout is set to 8192ms"
);
tmp
|=
(
0xa
<<
24
)
|
(
0x06
<<
20
);
break
;
case
7
:
LOG_I
(
"The watchdog timeout is set to 16384ms"
);
tmp
|=
(
0xa
<<
24
)
|
(
0x07
<<
20
);
break
;
default:
LOG_W
(
"The watchdog timeout argument range from 0 to 7!"
);
tmp
=
WDTCON
;
break
;
}
WDTCON
=
tmp
;
LOG_D
(
"WDTCON=%X"
,
WDTCON
);
break
;
case
RT_DEVICE_CTRL_WDT_GET_TIMEOUT
:
switch
((
WDTCON
>>
20
)
&
0x7
)
{
case
0
:
LOG_D
(
"The watchdog timeout is set to 1ms"
);
break
;
case
1
:
LOG_D
(
"The watchdog timeout is set to 256ms"
);
break
;
case
2
:
LOG_D
(
"The watchdog timeout is set to 512ms"
);
break
;
case
3
:
LOG_D
(
"The watchdog timeout is set to 1024ms"
);
break
;
case
4
:
LOG_D
(
"The watchdog timeout is set to 2048ms"
);
break
;
case
5
:
LOG_D
(
"The watchdog timeout is set to 4096ms"
);
break
;
case
6
:
LOG_D
(
"The watchdog timeout is set to 8192ms"
);
break
;
case
7
:
LOG_D
(
"The watchdog timeout is set to 16384ms"
);
break
;
default:
break
;
}
break
;
case
RT_DEVICE_CTRL_WDT_START
:
WDTCON
=
0x110
;
break
;
default:
LOG_W
(
"This command is not supported."
);
return
-
RT_ERROR
;
}
return
RT_EOK
;
}
int
rt_wdt_init
(
void
)
{
ops
.
init
=
&
wdt_init
;
ops
.
control
=
&
wdt_control
;
ab32_wdt
.
watchdog
.
ops
=
&
ops
;
/* register watchdog device */
if
(
rt_hw_watchdog_register
(
&
ab32_wdt
.
watchdog
,
"wdt"
,
RT_DEVICE_FLAG_DEACTIVATE
,
RT_NULL
)
!=
RT_EOK
)
{
LOG_E
(
"wdt device register failed."
);
return
-
RT_ERROR
;
}
LOG_D
(
"wdt device register success."
);
return
RT_EOK
;
}
INIT_BOARD_EXPORT
(
rt_wdt_init
);
#endif
/* RT_USING_WDT */
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