1 files changed, 412 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/integration/nrfx/legacy/nrf_drv_power.c b/thirdparty/nRF5_SDK_15.0.0_a53641a/integration/nrfx/legacy/nrf_drv_power.c
new file mode 100644
index 0000000..2db6155
--- /dev/null
+++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/integration/nrfx/legacy/nrf_drv_power.c
@@ -0,0 +1,412 @@
+/**
+ * Copyright (c) 2017 - 2018, Nordic Semiconductor ASA
+ * 
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form, except as embedded into a Nordic
+ *    Semiconductor ASA integrated circuit in a product or a software update for
+ *    such product, must reproduce the above copyright notice, this list of
+ *    conditions and the following disclaimer in the documentation and/or other
+ *    materials provided with the distribution.
+ * 
+ * 3. Neither the name of Nordic Semiconductor ASA nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ * 
+ * 4. This software, with or without modification, must only be used with a
+ *    Nordic Semiconductor ASA integrated circuit.
+ * 
+ * 5. Any software provided in binary form under this license must not be reverse
+ *    engineered, decompiled, modified and/or disassembled.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * 
+ */
+
+#include "sdk_common.h"
+#if NRF_MODULE_ENABLED(POWER)
+#include "nrf_drv_power.h"
+#include <nrf_drv_clock.h>
+#ifdef SOFTDEVICE_PRESENT
+#include "nrf_sdh.h"
+#include "nrf_sdh_soc.h"
+#endif
+
+#include <app_util.h>
+
+// The structure with default configuration data.
+static const nrfx_power_config_t m_drv_power_config_default =
+{
+    .dcdcen = NRFX_POWER_CONFIG_DEFAULT_DCDCEN,
+#if NRF_POWER_HAS_VDDH
+    .dcdcenhv = NRFX_POWER_CONFIG_DEFAULT_DCDCENHV,
+#endif
+};
+
+static bool m_initialized;
+
+bool nrf_drv_power_init_check(void)
+{
+    return m_initialized;
+}
+
+ret_code_t nrf_drv_power_init(nrf_drv_power_config_t const * p_config)
+{
+#ifdef SOFTDEVICE_PRESENT
+    if (nrf_sdh_is_enabled())
+    {
+        return NRF_ERROR_INVALID_STATE;
+    }
+#endif
+    if (p_config == NULL)
+    {
+        p_config = &m_drv_power_config_default;
+    }
+
+    ret_code_t err_code = nrfx_power_init(p_config);
+    if (err_code == NRFX_SUCCESS)
+    {
+        m_initialized = true;
+    }
+    return err_code;
+}
+
+void nrf_drv_power_uninit()
+{
+    nrfx_power_uninit();
+    nrf_drv_power_pof_uninit();
+#if NRF_POWER_HAS_SLEEPEVT
+    nrf_drv_power_sleepevt_uninit();
+#endif
+#if NRF_POWER_HAS_USBREG
+    nrf_drv_power_usbevt_uninit();
+#endif
+    m_initialized = false;
+}
+
+ret_code_t nrf_drv_power_pof_init(nrf_drv_power_pofwarn_config_t const * p_config)
+{
+    ret_code_t err_code = NRF_SUCCESS;
+    nrfx_power_pof_init(p_config);
+#ifdef SOFTDEVICE_PRESENT
+    if (nrf_sdh_is_enabled())
+    {
+        /* Currently when SD is enabled - the configuration can be changed
+         * in very limited range.
+         * It is the SoftDevice limitation.
+         */
+#if NRF_POWER_HAS_VDDH
+        if (p_config->thrvddh != nrf_power_pofcon_vddh_get())
+        {
+            /* Cannot change THRVDDH with current SD API */
+            return NRF_ERROR_INVALID_STATE;
+        }
+#endif
+        if (p_config->thr != nrf_power_pofcon_get(NULL))
+        {
+            /* Only limited number of THR values are supported and
+             * the values taken by SD is different than the one in hardware
+             */
+            uint8_t thr;
+            switch(p_config->thr)
+            {
+                case NRF_POWER_POFTHR_V21:
+                    thr = NRF_POWER_THRESHOLD_V21;
+                    break;
+                case NRF_POWER_POFTHR_V23:
+                    thr = NRF_POWER_THRESHOLD_V23;
+                    break;
+                case NRF_POWER_POFTHR_V25:
+                    thr = NRF_POWER_THRESHOLD_V25;
+                    break;
+                case NRF_POWER_POFTHR_V27:
+                    thr = NRF_POWER_THRESHOLD_V27;
+                    break;
+                default:
+                    /* Cannot configure */
+                    nrfx_power_pof_uninit();
+                    return NRF_ERROR_INVALID_STATE;
+            }
+            err_code = sd_power_pof_threshold_set(thr);
+            if (err_code != NRF_SUCCESS)
+            {
+                return err_code;
+            }
+        }
+        err_code = sd_power_pof_enable(true);
+    }
+    else
+#endif /* SOFTDEVICE_PRESENT */
+    {
+        nrfx_power_pof_enable(p_config);
+    }
+    return err_code;
+}
+
+void nrf_drv_power_pof_uninit()
+{
+#ifdef SOFTDEVICE_PRESENT
+    if (nrf_sdh_is_enabled())
+    {
+        ret_code_t err_code = sd_power_pof_enable(false);
+        ASSERT(err_code == NRF_SUCCESS);
+        UNUSED_VARIABLE(err_code); //handle no-debug case
+    }
+    else
+#endif
+    {
+        nrfx_power_pof_disable();
+    }
+    nrfx_power_pof_uninit();
+}
+
+#if NRF_POWER_HAS_SLEEPEVT
+ret_code_t nrf_drv_power_sleepevt_init(nrf_drv_power_sleepevt_config_t const * p_config)
+{
+    if (p_config->handler != NULL)
+    {
+#ifdef SOFTDEVICE_PRESENT
+        if (nrf_sdh_is_enabled())
+        {
+            if ((p_config->en_enter) || (p_config->en_exit))
+            {
+                return NRF_ERROR_INVALID_STATE;
+            }
+        }
+        else
+#endif
+        {
+            nrfx_power_sleepevt_enable(p_config);
+        }
+    }
+        return NRF_SUCCESS;
+}
+
+void nrf_drv_power_sleepevt_uninit(void)
+{
+#ifdef SOFTDEVICE_PRESENT
+    if (nrf_sdh_is_enabled())
+    {
+        /* Nothing to do */
+    }
+    else
+#endif
+    {
+        nrfx_power_sleepevt_disable();
+    }
+    nrfx_power_sleepevt_uninit();
+}
+#endif /* NRF_POWER_HAS_SLEEPEVT */
+
+#if NRF_POWER_HAS_USBREG
+
+#ifdef SOFTDEVICE_PRESENT
+static ret_code_t nrf_drv_power_sd_usbevt_enable(bool enable)
+{
+    ret_code_t err_code;
+    err_code = sd_power_usbdetected_enable(enable);
+    ASSERT(err_code == NRF_SUCCESS);
+    if (err_code != NRF_SUCCESS)
+    {
+        return err_code;
+    }
+
+    err_code = sd_power_usbpwrrdy_enable(enable);
+    ASSERT(err_code == NRF_SUCCESS);
+    if (err_code != NRF_SUCCESS)
+    {
+        return err_code;
+    }
+
+    err_code = sd_power_usbremoved_enable(enable);
+    ASSERT(err_code == NRF_SUCCESS);
+    return err_code;
+}
+#endif // SOFTDEVICE_PRESENT
+
+ret_code_t nrf_drv_power_usbevt_init(nrf_drv_power_usbevt_config_t const * p_config)
+{
+    nrf_drv_power_usbevt_uninit();
+    nrfx_power_usbevt_init(p_config);
+#ifdef SOFTDEVICE_PRESENT
+    if (nrf_sdh_is_enabled())
+    {
+        ret_code_t err_code = nrf_drv_power_sd_usbevt_enable(true);
+        ASSERT(err_code == NRF_SUCCESS);
+        if (err_code != NRF_SUCCESS)
+        {
+            return err_code;
+        }
+
+        uint32_t regstatus;
+        err_code = sd_power_usbregstatus_get(&regstatus);
+        ASSERT(err_code == NRF_SUCCESS);
+        if (err_code != NRF_SUCCESS)
+        {
+            return err_code;
+        }
+
+        if (regstatus & POWER_USBREGSTATUS_VBUSDETECT_Msk)
+        {
+            nrfx_power_usb_event_handler_t usbevt_handler = nrfx_power_usb_handler_get();
+            ASSERT(usbevt_handler != NULL);
+            usbevt_handler(NRFX_POWER_USB_EVT_DETECTED);
+        }
+    }
+    else
+#endif
+    {
+        nrfx_power_usbevt_enable();
+    }
+    return NRF_SUCCESS;
+}
+
+void nrf_drv_power_usbevt_uninit(void)
+{
+#ifdef SOFTDEVICE_PRESENT
+    CRITICAL_REGION_ENTER();
+    if (nrf_sdh_is_enabled())
+    {
+        ret_code_t err_code = nrf_drv_power_sd_usbevt_enable(false);
+        ASSERT(err_code == NRF_SUCCESS);
+        UNUSED_VARIABLE(err_code);
+    }
+    else
+#endif
+    {
+        nrfx_power_usbevt_disable();
+    }
+#ifdef SOFTDEVICE_PRESENT
+    CRITICAL_REGION_EXIT();
+#endif
+    nrfx_power_usbevt_uninit();
+}
+#endif /* NRF_POWER_HAS_USBREG */
+
+#ifdef SOFTDEVICE_PRESENT
+static void nrf_drv_power_sdh_soc_evt_handler(uint32_t evt_id, void * p_context);
+static void nrf_drv_power_sdh_state_evt_handler(nrf_sdh_state_evt_t state, void * p_context);
+
+NRF_SDH_SOC_OBSERVER(m_soc_observer, POWER_CONFIG_SOC_OBSERVER_PRIO,
+                     nrf_drv_power_sdh_soc_evt_handler, NULL);
+
+NRF_SDH_STATE_OBSERVER(m_sd_observer, POWER_CONFIG_STATE_OBSERVER_PRIO) =
+{
+    .handler   = nrf_drv_power_sdh_state_evt_handler,
+    .p_context = NULL
+};
+
+static void nrf_drv_power_sdh_soc_evt_handler(uint32_t evt_id, void * p_context)
+{
+    if (evt_id == NRF_EVT_POWER_FAILURE_WARNING)
+    {
+        nrfx_power_pofwarn_event_handler_t pofwarn_handler = nrfx_power_pof_handler_get();
+        /* Cannot be null if event is enabled */
+        ASSERT(pofwarn_handler != NULL);
+        pofwarn_handler();
+    }
+
+#if NRF_POWER_HAS_USBREG
+    nrfx_power_usb_event_handler_t usbevt_handler = nrfx_power_usb_handler_get();
+    if (usbevt_handler != NULL)
+    {
+        switch (evt_id)
+        {
+            case NRF_EVT_POWER_USB_POWER_READY:
+                usbevt_handler(NRFX_POWER_USB_EVT_READY);
+                break;
+
+            case NRF_EVT_POWER_USB_DETECTED:
+                usbevt_handler(NRFX_POWER_USB_EVT_DETECTED);
+                break;
+
+            case NRF_EVT_POWER_USB_REMOVED:
+                usbevt_handler(NRFX_POWER_USB_EVT_REMOVED);
+                break;
+
+            default:
+                break;
+
+        }
+    }
+#endif
+}
+
+static void nrf_drv_power_on_sd_enable(void)
+{
+    ASSERT(m_initialized); /* This module has to be enabled first */
+    CRITICAL_REGION_ENTER();
+    if (nrfx_power_pof_handler_get() != NULL)
+    {
+        ret_code_t err_code = sd_power_pof_enable(true);
+        ASSERT(err_code == NRF_SUCCESS);
+        UNUSED_VARIABLE(err_code); //handle no-debug case
+    }
+    CRITICAL_REGION_EXIT();
+
+#if NRF_POWER_HAS_USBREG
+    if (nrfx_power_usb_handler_get() != NULL)
+    {
+        ret_code_t err_code = nrf_drv_power_sd_usbevt_enable(true);
+        ASSERT(err_code == NRF_SUCCESS);
+        UNUSED_VARIABLE(err_code); //handle no-debug case
+    }
+#endif
+}
+
+static void nrf_drv_power_on_sd_disable(void)
+{
+    /* Reinit interrupts */
+    ASSERT(m_initialized);
+    NRFX_IRQ_PRIORITY_SET(POWER_CLOCK_IRQn, CLOCK_CONFIG_IRQ_PRIORITY);
+    NRFX_IRQ_ENABLE(POWER_CLOCK_IRQn);
+    if (nrfx_power_pof_handler_get() != NULL)
+    {
+        nrf_power_int_enable(NRF_POWER_INT_POFWARN_MASK);
+    }
+
+#if NRF_POWER_HAS_USBREG
+    if (nrfx_power_usb_handler_get() != NULL)
+    {
+       nrf_power_int_enable(
+           NRF_POWER_INT_USBDETECTED_MASK |
+           NRF_POWER_INT_USBREMOVED_MASK  |
+           NRF_POWER_INT_USBPWRRDY_MASK);
+    }
+#endif
+}
+
+static void nrf_drv_power_sdh_state_evt_handler(nrf_sdh_state_evt_t state, void * p_context)
+{
+    switch (state)
+    {
+        case NRF_SDH_EVT_STATE_ENABLED:
+            nrf_drv_power_on_sd_enable();
+            break;
+
+        case NRF_SDH_EVT_STATE_DISABLED:
+            nrf_drv_power_on_sd_disable();
+            break;
+
+        default:
+            break;
+    }
+}
+
+#endif // SOFTDEVICE_PRESENT
+#endif //POWER_ENABLED