84 lines
2.4 KiB
C
84 lines
2.4 KiB
C
/*
|
|
* Copyright (c) 2019-2021 Nordic Semiconductor ASA.
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#include <zephyr.h>
|
|
#include <init.h>
|
|
#include <logging/log.h>
|
|
|
|
#include <soc.h>
|
|
|
|
LOG_MODULE_REGISTER(nrf5340dk_nrf5340_cpuapp, CONFIG_LOG_DEFAULT_LEVEL);
|
|
|
|
#if !defined(CONFIG_TRUSTED_EXECUTION_NONSECURE)
|
|
|
|
/* This should come from DTS, possibly an overlay. */
|
|
#if defined(CONFIG_BOARD_NRF5340DK_NRF5340_CPUAPP)
|
|
#define CPUNET_UARTE_PIN_TX 1
|
|
#define CPUNET_UARTE_PIN_RX 0
|
|
#define CPUNET_UARTE_PORT_TRX NRF_P1
|
|
#define CPUNET_UARTE_PIN_RTS 11
|
|
#define CPUNET_UARTE_PIN_CTS 10
|
|
#endif
|
|
|
|
#if defined(CONFIG_BT_CTLR_DEBUG_PINS_CPUAPP)
|
|
#include <../subsys/bluetooth/controller/ll_sw/nordic/hal/nrf5/debug.h>
|
|
#else
|
|
#define DEBUG_SETUP()
|
|
#endif
|
|
|
|
static void remoteproc_mgr_config(void)
|
|
{
|
|
/* UARTE */
|
|
/* Assign specific GPIOs that will be used to get UARTE from
|
|
* nRF5340 Network MCU.
|
|
*/
|
|
CPUNET_UARTE_PORT_TRX->PIN_CNF[CPUNET_UARTE_PIN_TX] =
|
|
GPIO_PIN_CNF_MCUSEL_NetworkMCU << GPIO_PIN_CNF_MCUSEL_Pos;
|
|
CPUNET_UARTE_PORT_TRX->PIN_CNF[CPUNET_UARTE_PIN_RX] =
|
|
GPIO_PIN_CNF_MCUSEL_NetworkMCU << GPIO_PIN_CNF_MCUSEL_Pos;
|
|
NRF_P0->PIN_CNF[CPUNET_UARTE_PIN_RTS] =
|
|
GPIO_PIN_CNF_MCUSEL_NetworkMCU << GPIO_PIN_CNF_MCUSEL_Pos;
|
|
NRF_P0->PIN_CNF[CPUNET_UARTE_PIN_CTS] =
|
|
GPIO_PIN_CNF_MCUSEL_NetworkMCU << GPIO_PIN_CNF_MCUSEL_Pos;
|
|
|
|
/* Route Bluetooth Controller Debug Pins */
|
|
DEBUG_SETUP();
|
|
|
|
/* Retain nRF5340 Network MCU in Secure domain (bus
|
|
* accesses by Network MCU will have Secure attribute set).
|
|
*/
|
|
NRF_SPU->EXTDOMAIN[0].PERM = 1 << 4;
|
|
}
|
|
#endif /* !CONFIG_TRUSTED_EXECUTION_NONSECURE */
|
|
|
|
static int remoteproc_mgr_boot(const struct device *dev)
|
|
{
|
|
ARG_UNUSED(dev);
|
|
|
|
#if !defined(CONFIG_TRUSTED_EXECUTION_NONSECURE)
|
|
/* Secure domain may configure permissions for the Network MCU. */
|
|
remoteproc_mgr_config();
|
|
#endif /* !CONFIG_TRUSTED_EXECUTION_NONSECURE */
|
|
|
|
#if !defined(CONFIG_TRUSTED_EXECUTION_SECURE)
|
|
/*
|
|
* Building Zephyr with CONFIG_TRUSTED_EXECUTION_SECURE=y implies
|
|
* building also a Non-Secure image. The Non-Secure image will, in
|
|
* this case do the remainder of actions to properly configure and
|
|
* boot the Network MCU.
|
|
*/
|
|
|
|
/* Release the Network MCU, 'Release force off signal' */
|
|
NRF_RESET->NETWORK.FORCEOFF = RESET_NETWORK_FORCEOFF_FORCEOFF_Release;
|
|
|
|
LOG_DBG("Network MCU released.");
|
|
#endif /* !CONFIG_TRUSTED_EXECUTION_SECURE */
|
|
|
|
return 0;
|
|
}
|
|
|
|
SYS_INIT(remoteproc_mgr_boot, POST_KERNEL, CONFIG_KERNEL_INIT_PRIORITY_DEVICE);
|