269 static void configure_pins(nrfx_spim_t const *        p_instance,  in configure_pins()  argument
272     spim_control_block_t * p_cb = &m_cb[p_instance->drv_inst_idx];  in configure_pins()
317 static bool spim_frequency_valid_check(nrfx_spim_t const * p_instance, uint32_t frequency)  in spim_frequency_valid_check()  argument
319     (void)p_instance;  in spim_frequency_valid_check()
381 static bool spim_frequency_valid_check(nrfx_spim_t const * p_instance, uint32_t frequency)  in spim_frequency_valid_check()  argument
383     uint32_t base_frequency = NRFX_SPIM_BASE_FREQUENCY_GET(p_instance);  in spim_frequency_valid_check()
384     uint32_t prescaler = NRF_SPIM_PRESCALER_CALCULATE(p_instance->p_reg, frequency);  in spim_frequency_valid_check()
388             (prescaler <= NRF_SPIM_PRESCALER_MAX_GET(p_instance->p_reg)) &&  in spim_frequency_valid_check()
389             (prescaler >= NRF_SPIM_PRESCALER_MIN_GET(p_instance->p_reg));  in spim_frequency_valid_check()
392 static uint32_t spim_prescaler_calculate(nrfx_spim_t const * p_instance, uint32_t frequency)  in spim_prescaler_calculate()  argument
394     (void)p_instance;  in spim_prescaler_calculate()
395     return NRF_SPIM_PRESCALER_CALCULATE(p_instance->p_reg, frequency);  in spim_prescaler_calculate()
401 static nrfx_err_t spim_configuration_verify(nrfx_spim_t const *        p_instance,  in spim_configuration_verify()  argument
405     if (!spim_frequency_valid_check(p_instance, p_config->frequency))  in spim_configuration_verify()
416     if (!SPIM_SUPPORTED_FREQ_VALIDATE(p_instance->drv_inst_idx, p_config->frequency) ||  in spim_configuration_verify()
418           !SPIM_HW_CSN_PRESENT_VALIDATE(p_instance->drv_inst_idx)) ||  in spim_configuration_verify()
420           !SPIM_DCX_PRESENT_VALIDATE(p_instance->drv_inst_idx)))  in spim_configuration_verify()
434         (p_instance->p_reg == NRF_SPIM4) && (p_config->frequency == NRFX_MHZ_TO_HZ(32)))  in spim_configuration_verify()
461     (void)p_instance;  in spim_configuration_verify()
467 static void spim_configure(nrfx_spim_t const *        p_instance,  in spim_configure()  argument
471     bool hw_csn_supported = SPIM_HW_CSN_PRESENT_VALIDATE(p_instance->drv_inst_idx);  in spim_configure()
474     spim_control_block_t * p_cb = &m_cb[p_instance->drv_inst_idx];  in spim_configure()
482     uint32_t prescaler = spim_prescaler_calculate(p_instance, p_config->frequency);  in spim_configure()
506     configure_pins(p_instance, p_config);  in spim_configure()
566                                          (SPIM_RXDELAY_PRESENT_VALIDATE(p_instance->drv_inst_idx) ?  in spim_configure()
575     nrfy_spim_periph_configure(p_instance->p_reg, &nrfy_config);  in spim_configure()
576     if (m_cb[p_instance->drv_inst_idx].handler)  in spim_configure()
578         nrfy_spim_int_init(p_instance->p_reg, 0, p_config->irq_priority, false);  in spim_configure()
582 nrfx_err_t nrfx_spim_init(nrfx_spim_t const *        p_instance,  in nrfx_spim_init()  argument
589     spim_control_block_t * p_cb = &m_cb[p_instance->drv_inst_idx];  in nrfx_spim_init()
607         err_code = spim_configuration_verify(p_instance, p_config);  in nrfx_spim_init()
618     if (nrfx_prs_acquire(p_instance->p_reg, irq_handlers[p_instance->drv_inst_idx]) != NRFX_SUCCESS)  in nrfx_spim_init()
633         spim_configure(p_instance, p_config);  in nrfx_spim_init()
644 nrfx_err_t nrfx_spim_reconfigure(nrfx_spim_t const *        p_instance,  in nrfx_spim_reconfigure()  argument
649     spim_control_block_t * p_cb = &m_cb[p_instance->drv_inst_idx];  in nrfx_spim_reconfigure()
659     nrfx_err_t err_code = spim_configuration_verify(p_instance, p_config);  in nrfx_spim_reconfigure()
665     spim_configure(p_instance, p_config);  in nrfx_spim_reconfigure()
680 void nrfx_spim_uninit(nrfx_spim_t const * p_instance)  in nrfx_spim_uninit()  argument
682     spim_control_block_t * p_cb = &m_cb[p_instance->drv_inst_idx];  in nrfx_spim_uninit()
686     nrfy_spim_int_uninit(p_instance->p_reg);  in nrfx_spim_uninit()
689         nrfy_spim_int_disable(p_instance->p_reg, NRF_SPIM_ALL_INTS_MASK);  in nrfx_spim_uninit()
690         spim_abort(p_instance->p_reg, p_cb);  in nrfx_spim_uninit()
694     nrfy_spim_pins_get(p_instance->p_reg, &pins);  in nrfx_spim_uninit()
703         if (SPIM_DCX_PRESENT_VALIDATE(p_instance->drv_inst_idx) &&  in nrfx_spim_uninit()
704             SPIM_HW_CSN_PRESENT_VALIDATE(p_instance->drv_inst_idx))  in nrfx_spim_uninit()
707             nrfy_spim_ext_pins_get(p_instance->p_reg, &ext_pins);  in nrfx_spim_uninit()
719     if (p_instance->p_reg == NRF_SPIM3)  in nrfx_spim_uninit()
726     nrfx_prs_release(p_instance->p_reg);  in nrfx_spim_uninit()
733 bool nrfx_spim_init_check(nrfx_spim_t const * p_instance)  in nrfx_spim_init_check()  argument
735     spim_control_block_t * p_cb = &m_cb[p_instance->drv_inst_idx];  in nrfx_spim_init_check()
741 nrfx_err_t nrfx_spim_xfer_dcx(nrfx_spim_t const *           p_instance,  in nrfx_spim_xfer_dcx()  argument
750     nrfy_spim_dcx_cnt_set((NRF_SPIM_Type *)p_instance->p_reg, cmd_length);  in nrfx_spim_xfer_dcx()
751     return nrfx_spim_xfer(p_instance, p_xfer_desc, 0);  in nrfx_spim_xfer_dcx()
907 nrfx_err_t nrfx_spim_xfer(nrfx_spim_t const *           p_instance,  in nrfx_spim_xfer()  argument
911     spim_control_block_t * p_cb = &m_cb[p_instance->drv_inst_idx];  in nrfx_spim_xfer()
916     NRFX_ASSERT(SPIM_LENGTH_VALIDATE(p_instance->drv_inst_idx,  in nrfx_spim_xfer()
956     return spim_xfer(p_instance->p_reg, p_cb,  p_xfer_desc, flags);  in nrfx_spim_xfer()
959 void nrfx_spim_abort(nrfx_spim_t const * p_instance)  in nrfx_spim_abort()  argument
961     spim_control_block_t * p_cb = &m_cb[p_instance->drv_inst_idx];  in nrfx_spim_abort()
965     spim_abort(p_instance->p_reg, p_cb);  in nrfx_spim_abort()