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Merge pull request #14325 from AGlass0fMilk/ep-atlas-reg-init 

EP Atlas Target Updates
pull/14367/head
Martin Kojtal 2021-03-02 09:41:28 +00:00 committed by GitHub
parent 44e9e3ca80 d00699c70f
commit f78c24135c
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
8 changed files with 199 additions and 39 deletions
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1
targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/CMakeLists.txt
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@ -28,6 +28,7 @@ target_sources(mbed-nrf52
serial_api.c
sleep.c
spi_api.c
subtarget_init.c
trng_api.c
us_ticker.c
watchdog_api.c

7
targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/TARGET_MCU_NRF52840/CMakeLists.txt
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@ -25,6 +25,13 @@ target_include_directories(mbed-ep-atlas
TARGET_EP_ATLAS
)
target_sources(mbed-ep-atlas
INTERFACE
TARGET_EP_ATLAS/ONBOARD_TELIT_ME310.cpp
TARGET_EP_ATLAS/usb_stdio.cpp
TARGET_EP_ATLAS/atlas_init.c
)
target_include_directories(mbed-nrf52840-dk
INTERFACE
TARGET_NRF52840_DK

44
targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/TARGET_MCU_NRF52840/TARGET_EP_ATLAS/atlas_init.c Normal file
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@ -0,0 +1,44 @@
/* mbed Microcontroller Library
* Copyright (c) 2021 ARM Limited
* Copyright (c) 2021 Embedded Planet, Inc.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdint.h>
#include "subtarget_init.h"
#include "nrf.h"
/**
* Override the subtarget sdk init startup hook (specific to nRF2)
* This will configure the internal regulator to operate at 3.3V
*/
void subtarget_sdk_init(void)
{
if (NRF_UICR->REGOUT0 != UICR_REGOUT0_VOUT_3V3) {
NRF_NVMC->CONFIG = NVMC_CONFIG_WEN_Wen << NVMC_CONFIG_WEN_Pos;
while (NRF_NVMC->READY == NVMC_READY_READY_Busy) {}
NRF_UICR->REGOUT0 = UICR_REGOUT0_VOUT_3V3;
NRF_NVMC->CONFIG = NVMC_CONFIG_WEN_Ren << NVMC_CONFIG_WEN_Pos;
while (NRF_NVMC->READY == NVMC_READY_READY_Busy) {}
// Trigger a soft reset so that the settings take effect
NVIC_SystemReset();
}
}

9
targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/TARGET_MCU_NRF52840/TARGET_EP_ATLAS/mbed_lib.json
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@ -10,12 +10,17 @@
"help" : "Telit ME310C1 AT#PORTCFG Variant value",
"macro_name" : "EP_ATLAS_PORT_CONFIGURATION_VARIANT",
"value" : 0
},
"enable-usb-stdio-console": {
"help" : "Enables using USB Serial for the stdio console. If you use USB in your application, you must disable this feature and implement a composite USB device if you require USB serial output. This feature is disabled by default.",
"value" : false
}
},
"target_overrides": {
"EP_ATLAS": {
"target.network-default-interface-type": "CELLULAR"
"target.network-default-interface-type": "CELLULAR",
"target.mbed_app_start": "0x1000",
"target.mbed_app_size": "0xDF000"
}
}

35
targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/TARGET_MCU_NRF52840/TARGET_EP_ATLAS/usb_stdio.cpp Normal file
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@ -0,0 +1,35 @@
/* mbed Microcontroller Library
* Copyright (c) 2021 ARM Limited
* Copyright (c) 2021 Embedded Planet, Inc.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "USBSerial.h"
#include "platform/mbed_retarget.h"
#ifndef MBED_CONF_EP_ATLAS_ENABLE_USB_STDIO_CONSOLE
#define MBED_CONF_EP_ATLAS_ENABLE_USB_STDIO_CONSOLE 0
#endif
#if MBED_CONF_EP_ATLAS_ENABLE_USB_STDIO_CONSOLE
/* Retarget stdio to USBSerial */
mbed::FileHandle *mbed::mbed_target_override_console(int fd)
{
static USBSerial usb_serial;
return &usb_serial;
}
#endif

6
targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/reloc_vector_table.c
View File

@ -57,6 +57,9 @@
uint32_t nrf_dispatch_vector[NVIC_NUM_VECTORS] @ ".nvictable";
#endif
#include "platform/mbed_toolchain.h"
#include "subtarget_init.h"
extern uint32_t __Vectors[];
#define VECTORS_FLASH_START __Vectors
@ -113,7 +116,6 @@ void nrf_reloc_vector_table(void)
#endif
}
void mbed_sdk_init(void)
{
if (STDIO_UART_RTS != NC) {
@ -122,4 +124,6 @@ void mbed_sdk_init(void)
/* Set STDIO_UART_RTS as gpio driven low */
gpio_write(&rts, 0);
}
subtarget_sdk_init();
}

25
targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/subtarget_init.c Normal file
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@ -0,0 +1,25 @@
/* mbed Microcontroller Library
* Copyright (c) 2021 ARM Limited
* Copyright (c) 2021 Embedded Planet, Inc.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "subtarget_init.h"
#include "platform/mbed_toolchain.h"
MBED_WEAK void subtarget_sdk_init(void)
{
/* Do nothing by default */
}

39
targets/TARGET_NORDIC/TARGET_NRF5x/TARGET_NRF52/subtarget_init.h Normal file
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@ -0,0 +1,39 @@
/* mbed Microcontroller Library
* Copyright (c) 2021 ARM Limited
* Copyright (c) 2021 Embedded Planet, Inc.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _NORDIC_SUBTARGET_INIT_
#define _NORDIC_SUBTARGET_INIT_
#ifdef __cplusplus
extern "C" {
#endif
/**
* Since Mbed's `mbed_sdk_init` hook is used by the NRF52 family code, this
* initialization hook is provided so subtargets may implement their own startup
* initialization code, if necessary.
*
* By default, it is a blank function that is declared a "weak" symbol
*/
void subtarget_sdk_init(void);
#ifdef __cplusplus
}
#endif
#endif /* _NORDIC_SUBTARGET_INIT_ */