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only apply errata walkaround for nrf52

This commit is contained in:
hathach 2021-05-11 18:38:23 +07:00
parent e2f795067a
commit 9233269a2c
1 changed files with 7 additions and 4 deletions
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11
src/portable/nordic/nrf5x/dcd_nrf5x.c
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@ -833,9 +833,8 @@ void tusb_hal_nrf_power_event (uint32_t event)
NRF_USBD->EVENTCAUSE = USBD_EVENTCAUSE_READY_Msk;
__ISB(); __DSB(); // for sync
/* Enable the peripheral */
#ifdef NRF52_SERIES
// ERRATA 171, 187, 166
if ( nrfx_usbd_errata_187() )
{
// CRITICAL_REGION_ENTER();
@ -867,7 +866,9 @@ void tusb_hal_nrf_power_event (uint32_t event)
}
// CRITICAL_REGION_EXIT();
}
#endif
/* Enable the peripheral */
NRF_USBD->ENABLE = 1;
__ISB(); __DSB(); // for sync
@ -889,6 +890,7 @@ void tusb_hal_nrf_power_event (uint32_t event)
NRF_USBD->EVENTCAUSE = USBD_EVENTCAUSE_READY_Msk;
__ISB(); __DSB(); // for sync
#ifdef NRF52_SERIES
if ( nrfx_usbd_errata_171() )
{
// CRITICAL_REGION_ENTER();
@ -924,11 +926,12 @@ void tusb_hal_nrf_power_event (uint32_t event)
if ( nrfx_usbd_errata_166() )
{
*((volatile uint32_t *) ((uint8_t *) (NRF_USBD) + 0x800)) = 0x7E3;
*((volatile uint32_t *) ((uint8_t *) (NRF_USBD) + 0x804)) = 0x40;
*((volatile uint32_t *) (NRF_USBD_BASE + 0x800)) = 0x7E3;
*((volatile uint32_t *) (NRF_USBD_BASE + 0x804)) = 0x40;
__ISB(); __DSB();
}
#endif
// ISO buffer Lower half for IN, upper half for OUT
NRF_USBD->ISOSPLIT = USBD_ISOSPLIT_SPLIT_HalfIN;