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nrf5x: Request HFXO via OS #1274

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merged 1 commit into from
Jan 18, 2022
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nrf5x: Request HFXO via OS #1274

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16 changes: 16 additions & 0 deletions src/portable/nordic/nrf5x/dcd_nrf5x.c
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,10 @@
#include "device/usbd.h"
#include "device/usbd_pvt.h" // to use defer function helper

#if CFG_TUSB_OS == OPT_OS_MYNEWT
#include "mcu/mcu.h"
#endif

/*------------------------------------------------------------------*/
/* MACRO TYPEDEF CONSTANT ENUM
*------------------------------------------------------------------*/
Expand Down Expand Up @@ -891,6 +895,11 @@ static bool hfclk_running(void)

static void hfclk_enable(void)
{
#if CFG_TUSB_OS == OPT_OS_MYNEWT
usb_clock_request();
return;
#else

// already running, nothing to do
if ( hfclk_running() ) return;

Expand All @@ -904,10 +913,16 @@ static void hfclk_enable(void)

nrf_clock_event_clear(NRF_CLOCK, NRF_CLOCK_EVENT_HFCLKSTARTED);
nrf_clock_task_trigger(NRF_CLOCK, NRF_CLOCK_TASK_HFCLKSTART);
#endif
}

static void hfclk_disable(void)
{
#if CFG_TUSB_OS == OPT_OS_MYNEWT
usb_clock_release();
return;
#else

#ifdef SOFTDEVICE_PRESENT
if ( is_sd_enabled() )
{
Expand All @@ -917,6 +932,7 @@ static void hfclk_disable(void)
#endif

nrf_clock_task_trigger(NRF_CLOCK, NRF_CLOCK_TASK_HFCLKSTOP);
#endif
}

// Power & Clock Peripheral on nRF5x to manage USB
Expand Down