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stm32: Rename stm32f4/ directory to stm32/

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Now that the code in stm32f4/ can handle both stm32f1 and stm32f4
chips, rename the directory to just "stm32".

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor
2019-07-28 23:15:54 -04:00
committed by KevinOConnor
parent ec3d865b51
commit 8b9cc62359
17 changed files with 92 additions and 94 deletions
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25
src/stm32/watchdog.c Normal file
View File

@@ -0,0 +1,25 @@
// Watchdog handler on STM32
//
// Copyright (C) 2019 Kevin O'Connor <kevin@koconnor.net>
//
// This file may be distributed under the terms of the GNU GPLv3 license.
#include "internal.h" // IWDG
#include "sched.h" // DECL_TASK
void
watchdog_reset(void)
{
IWDG->KR = 0xAAAA;
}
DECL_TASK(watchdog_reset);
void
watchdog_init(void)
{
IWDG->KR = 0x5555;
IWDG->PR = 0;
IWDG->RLR = 0x0FFF; // 410-512ms timeout (depending on stm32 chip)
IWDG->KR = 0xCCCC;
}
DECL_INIT(watchdog_init);