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| author | Giovanni Di Sirio <gdisirio@gmail.com> | 2015-12-03 14:44:18 +0000 |
|---|---|---|
| committer | Giovanni Di Sirio <gdisirio@gmail.com> | 2015-12-03 14:44:18 +0000 |
| commit | c1e7f8c6c794ca40f99cf4b9a42f3787f5131909 (patch) | |
| tree | c8478c70cb7a70f03d86f7191218502bbccc1e42 /os/hal/ports/STM32/LLD/xWDGv1 | |
| parent | c39cfd28fde675337563eb87417458aa28a83db4 (diff) | |
| download | ChibiOS-c1e7f8c6c794ca40f99cf4b9a42f3787f5131909.tar.gz ChibiOS-c1e7f8c6c794ca40f99cf4b9a42f3787f5131909.tar.bz2 ChibiOS-c1e7f8c6c794ca40f99cf4b9a42f3787f5131909.zip | |
WDG driver works, update of all registries, halconf.h and mcuconf.h to be performed.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@8557 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/hal/ports/STM32/LLD/xWDGv1')
| -rw-r--r-- | os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.c b/os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.c index bdcfb383a..8ea82a958 100644 --- a/os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.c +++ b/os/hal/ports/STM32/LLD/xWDGv1/wdg_lld.c @@ -81,19 +81,33 @@ void wdg_lld_init(void) { */
void wdg_lld_start(WDGDriver *wdgp) {
- /* Unlock IWDG.*/
+#if 1
+ /* Enable IWDG and unlock for write.*/
+ wdgp->wdg->KR = KR_KEY_ENABLE;
wdgp->wdg->KR = KR_KEY_WRITE;
/* Write configuration.*/
wdgp->wdg->PR = wdgp->config->pr;
wdgp->wdg->RLR = wdgp->config->rlr;
+ while (wdgp->wdg->SR != 0)
+ ;
+
+ /* This also triggers a refresh.*/
wdgp->wdg->WINR = wdgp->config->winr;
+#else
+ /* Unlock IWDG.*/
+ wdgp->wdg->KR = KR_KEY_WRITE;
+
+ /* Write configuration.*/
+ wdgp->wdg->PR = wdgp->config->pr;
+ wdgp->wdg->RLR = wdgp->config->rlr;
while (wdgp->wdg->SR != 0)
;
/* Start operations.*/
wdgp->wdg->KR = KR_KEY_RELOAD;
wdgp->wdg->KR = KR_KEY_ENABLE;
+#endif
}
/**
|