1ac3470efb
Creation of the new zephyr\soc\nxp\common\nxp_nbu.c driver which manage the interruption of the NBU. This modification is mandatory to support a coex application which includes Bluetooth and 802.15.4 on the same narrow band path. Signed-off-by: Xavier Razavet <xavier.razavet@nxp.com>
56 lines
2.1 KiB
C
56 lines
2.1 KiB
C
/*
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* Copyright 2024 NXP
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @file
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* Interrupt Narrow Band Unit. This is meant for a RCP radio device.
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*/
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/* -------------------------------------------------------------------------- */
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/* Includes */
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/* -------------------------------------------------------------------------- */
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#include <zephyr/irq.h>
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/* -------------------------------------------------------------------------- */
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/* Definitions */
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/* -------------------------------------------------------------------------- */
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#define DT_DRV_COMPAT nxp_nbu
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#define NBU_RX_IRQ_N DT_IRQ_BY_NAME(DT_DRV_INST(0), nbu_rx_int, irq)
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#define NBU_RX_IRQ_P DT_IRQ_BY_NAME(DT_DRV_INST(0), nbu_rx_int, priority)
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#if DT_INST_IRQ_HAS_NAME(0, wakeup_int)
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#define NBU_WAKE_UP_IRQ_N DT_IRQ_BY_NAME(DT_DRV_INST(0), wakeup_int, irq)
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#define NBU_WAKE_UP_IRQ_P DT_IRQ_BY_NAME(DT_DRV_INST(0), wakeup_int, priority)
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#endif
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/* -------------------------------------------------------------------------- */
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/* Private prototypes */
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/* -------------------------------------------------------------------------- */
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extern int32_t nbu_handler(void);
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extern int32_t nbu_wakeup_done_handler(void);
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/* -------------------------------------------------------------------------- */
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/* Public function */
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/* -------------------------------------------------------------------------- */
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void nxp_nbu_init(void)
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{
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#if defined(CONFIG_BT) || defined(CONFIG_IEEE802154)
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/* NBU interface Interrupt */
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IRQ_CONNECT(NBU_RX_IRQ_N, NBU_RX_IRQ_P, nbu_handler, 0, 0);
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irq_enable(NBU_RX_IRQ_N);
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#if DT_INST_IRQ_HAS_NAME(0, wakeup_int)
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/* Wake up done interrupt */
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IRQ_CONNECT(NBU_WAKE_UP_IRQ_N, NBU_WAKE_UP_IRQ_P, nbu_wakeup_done_handler, 0, 0);
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irq_enable(NBU_WAKE_UP_IRQ_N);
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#endif
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#if (DT_INST_PROP(0, wakeup_source)) && CONFIG_PM
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EnableDeepSleepIRQ(NBU_RX_IRQ_N);
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#endif
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#endif
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}
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