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hwstub/stmp: disable watchdog

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Some targets like Sony NWZ use a watchdog, so we must disable it to prevent
spurious reboot when we take over

Change-Id: I138a8d7f9a1b089acb2d08d7f6c4a58e8b088b3a
This commit is contained in:
Amaury Pouly 2013-12-13 00:19:23 +01:00
parent 3bbe52bb85
commit 8666871cb3
1 changed files with 11 additions and 0 deletions
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11
utils/hwstub/stub/stmp/target.c
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@ -168,6 +168,15 @@ void clkctrl_reset(void)
#define HW_USBPHY_CTRL (*(volatile uint32_t *)(HW_USBPHY_BASE + 0x30)) #define HW_USBPHY_CTRL (*(volatile uint32_t *)(HW_USBPHY_BASE + 0x30))
/**
*
* RTC
*
*/
#define HW_RTC_BASE 0x8005C000
#define HW_RTC_CTRL (*(volatile uint32_t *)(HW_RTC_BASE + 0))
#define HW_RTC_CTRL__WATCHDOGEN (1 << 4)
void target_init(void) void target_init(void)
{ {
/* detect family */ /* detect family */
@ -194,6 +203,8 @@ void target_init(void)
} }
else else
logf("cannot identify family: 0x%x\n", product_code); logf("cannot identify family: 0x%x\n", product_code);
/* disable watchdog */
__REG_CLR(HW_RTC_CTRL) = HW_RTC_CTRL__WATCHDOGEN;
if(g_stmp_family == STMP3600) if(g_stmp_family == STMP3600)
{ {