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Oct 6, 2025
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cpu: move licenses from comments to SPDX format (part5) #21758

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a42fc26
cpu/sam: move licenses to SPDX format
krzysztof-cabaj Oct 1, 2025
c6113d2
cpu/stm32: move licenses to SPDX format
krzysztof-cabaj Oct 2, 2025
d445642
cpu: move licenses to SPDX format for Kconfig and doc.md
krzysztof-cabaj Oct 2, 2025
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9 changes: 3 additions & 6 deletions cpu/Kconfig
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# Copyright (c) 2020 HAW Hamburg
#
# This file is subject to the terms and conditions of the GNU Lesser
# General Public License v2.1. See the file LICENSE in the top level
# directory for more details.
#
# SPDX-FileCopyrightText: 2020 HAW Hamburg
# SPDX-License-Identifier: LGPL-2.1-only

# +-----------+
# | CPU_MODEL |
# +-----------+
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7 changes: 2 additions & 5 deletions cpu/doc.md
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<!--
Copyright (C) 2013 Freie Universität Berlin

This file is subject to the terms and conditions of the GNU Lesser
General Public License v2.1. See the file LICENSE in the top level
directory for more details.
SPDX-FileCopyrightText: 2013 Freie Universität Berlin
SPDX-License-Identifier: LGPL-2.1-only
-->

@defgroup cpu CPU
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8 changes: 2 additions & 6 deletions cpu/sam3/Kconfig
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# Copyright (c) 2020 HAW Hamburg
#
# This file is subject to the terms and conditions of the GNU Lesser
# General Public License v2.1. See the file LICENSE in the top level
# directory for more details.
#
# SPDX-FileCopyrightText: 2020 HAW Hamburg
# SPDX-License-Identifier: LGPL-2.1-only

config CPU_FAM_SAM3
bool
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7 changes: 2 additions & 5 deletions cpu/sam3/cpu.c
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/*
* Copyright (C) 2014-2016 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2014-2016 Freie Universität Berlin
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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CKGR_MOR_MOSCXTEN |
CKGR_MOR_MOSCRCEN);
/* wait for crystal to be stable */
while (!(PMC->PMC_SR & PMC_SR_MOSCXTS));

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full block {} expected in the control structure

/* select crystal to clock the main clock */
PMC->CKGR_MOR = (CKGR_MOR_KEY(MORKEY) |
Expand All @@ -78,7 +75,7 @@
CKGR_MOR_MOSCRCEN |
CKGR_MOR_MOSCSEL);
/* wait for main oscillator selection to be complete */
while (!(PMC->PMC_SR & PMC_SR_MOSCSELS));

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full block {} expected in the control structure

/* setup PLLA */
PMC->CKGR_PLLAR = (CKGR_PLLAR_ONE |
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CKGR_PLLAR_MULA(CLOCK_PLL_MUL) |
CKGR_PLLAR_DIVA(CLOCK_PLL_DIV));
/* wait for PLL to lock */
while (!(PMC->PMC_SR & PMC_SR_LOCKA));

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full block {} expected in the control structure

/* before switching to PLLA, we need to switch to main clock */
PMC->PMC_MCKR = PMC_MCKR_CSS_MAIN_CLK;
while (!(PMC->PMC_SR & PMC_SR_MCKRDY));

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full block {} expected in the control structure

/* use PLLA as main clock source */
PMC->PMC_MCKR = PMC_MCKR_CSS_PLLA_CLK;
/* wait for master clock to be ready */
while (!(PMC->PMC_SR & PMC_SR_MCKRDY));

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full block {} expected in the control structure

/* setup the SCLK: switch to external oscillator if applicable */
#if CLOCK_SCLK_XTAL
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9 changes: 3 additions & 6 deletions cpu/sam3/include/periph_cpu.h
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/*
* Copyright (C) 2015 Freie Universität Berlin
* 2015 Hamburg University of Applied Sciences
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2015 Freie Universität Berlin
* SPDX-FileCopyrightText: 2015 Hamburg University of Applied Sciences
* SPDX-License-Identifier: LGPL-2.1-only
*/

#pragma once
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7 changes: 2 additions & 5 deletions cpu/sam3/periph/adc.c
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/*
* Copyright (C) 2017 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2017 Freie Universität Berlin
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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7 changes: 2 additions & 5 deletions cpu/sam3/periph/cpuid.c
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/*
* Copyright (C) 2015 <[email protected]>
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2015 <[email protected]>
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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/*
Reading SAM3 Unique Identifier process (P 19.3.3.8):
- Send the Start Read unique Identifier command (STUI) by writing the Flash Command Register with the

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line is longer than 100 characters
STUI command.
- When the Unique Identifier is ready to be read, the FRDY bit in the Flash Programming Status Register

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line is longer than 100 characters
(EEFC_FSR) falls
- The Unique Identifier is located in the first 128 bits of the Flash memory mapping. So, at the address

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line is longer than 100 characters
0x400000-0x40008F.
- To stop the Unique Identifier mode, the user needs to send the Stop Read unique Identifier command (SPUI)

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line is longer than 100 characters
by writing the Flash Command Register with the SPUI command.
- When the Stop read Unique Identifier command (SPUI) has been performed, the FRDY bit in the Flash

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line is longer than 100 characters
Programming Status Register (EEFC_FSR) rises. If an interrupt was enabled by setting the FRDY bit in
EEFC_FMR, the interrupt line of the NVIC is activated.
*/
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7 changes: 2 additions & 5 deletions cpu/sam3/periph/dac.c
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/*
* Copyright (C) 2017 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2017 Freie Universität Berlin
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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7 changes: 2 additions & 5 deletions cpu/sam3/periph/hwrng.c
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/*
* Copyright (C) 2014-2016 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2014-2016 Freie Universität Berlin
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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9 changes: 3 additions & 6 deletions cpu/sam3/periph/pwm.c
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/*
* Copyright (C) 2015 Hamburg University of Applied Sciences
* 2016 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2015 Hamburg University of Applied Sciences
* SPDX-FileCopyrightText: 2016 Freie Universität Berlin
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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7 changes: 2 additions & 5 deletions cpu/sam3/periph/rtt.c
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/*
* Copyright (C) 2017,2020 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2017, 2020 Freie Universität Berlin
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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11 changes: 4 additions & 7 deletions cpu/sam3/periph/spi.c
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/*
* Copyright (C) 2014 Hamburg University of Applied Sciences
* 2016-2017 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
* SPDX-FileCopyrightText: 2014 Hamburg University of Applied Sciences
* SPDX-FileCopyrightText: 2016-2017 Freie Universität Berlin
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
* @ingroup cpu_sam3
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7 changes: 2 additions & 5 deletions cpu/sam3/vectors.c
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/*
* Copyright (C) 2014-2015 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2014-2015 Freie Universität Berlin
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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8 changes: 2 additions & 6 deletions cpu/sam4s/Kconfig
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# Copyright (c) 2025 Mesotic SAS
#
# This file is subject to the terms and conditions of the GNU Lesser
# General Public License v2.1. See the file LICENSE in the top level
# directory for more details.
#
# SPDX-FileCopyrightText: 2025 Mesotic SAS
# SPDX-License-Identifier: LGPL-2.1-only

config CPU_FAM_SAM4S
bool
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7 changes: 2 additions & 5 deletions cpu/sam4s/cpu.c
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/*
* Copyright (C) 2025 Mesotic SAS
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2025 Mesotic SAS
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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7 changes: 2 additions & 5 deletions cpu/sam4s/include/periph_cpu.h
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/*
* Copyright (C) 2025 Mesotic SAS
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2025 Mesotic SAS
* SPDX-License-Identifier: LGPL-2.1-only
*/

#pragma once
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7 changes: 2 additions & 5 deletions cpu/sam4s/vectors.c
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/*
* Copyright (C) 2025 Mesotic SAS
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2025 Mesotic SAS
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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7 changes: 2 additions & 5 deletions cpu/sam_common/include/cpu_conf.h
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/*
* Copyright (C) 2017 HAW Hamburg
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2017 HAW Hamburg
* SPDX-License-Identifier: LGPL-2.1-only
*/

#pragma once
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7 changes: 2 additions & 5 deletions cpu/sam_common/include/periph_cpu_common.h
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/*
* Copyright (C) 2025 Mesotic SAS
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2025 Mesotic SAS
* SPDX-License-Identifier: LGPL-2.1-only
*/

#pragma once
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11 changes: 4 additions & 7 deletions cpu/sam_common/periph/gpio.c
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/*
* Copyright (C) 2014 Hauke Petersen <[email protected]>
* 2015 Hamburg University of Applied Sciences
* 2015 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2014 Hauke Petersen <[email protected]>
* SPDX-FileCopyrightText: 2015 Hamburg University of Applied Sciences
* SPDX-FileCopyrightText: 2015 Freie Universität Berlin
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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7 changes: 2 additions & 5 deletions cpu/sam_common/periph/timer.c
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/*
* Copyright (C) 2014-2016 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2014-2016 Freie Universität Berlin
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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7 changes: 2 additions & 5 deletions cpu/sam_common/periph/uart.c
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/*
* Copyright (C) 2014-2015 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2014-2015 Freie Universität Berlin
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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8 changes: 2 additions & 6 deletions cpu/samd21/Kconfig
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# Copyright (c) 2020 HAW Hamburg
#
# This file is subject to the terms and conditions of the GNU Lesser
# General Public License v2.1. See the file LICENSE in the top level
# directory for more details.
#
# SPDX-FileCopyrightText: 2020 HAW Hamburg
# SPDX-License-Identifier: LGPL-2.1-only

config CPU_COMMON_SAMD21
bool
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7 changes: 2 additions & 5 deletions cpu/samd21/cpu.c
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/*
* Copyright (C) 2015 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2015 Freie Universität Berlin
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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7 changes: 2 additions & 5 deletions cpu/samd21/include/periph_cpu.h
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/*
* Copyright (C) 2015-2016 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2015-2016 Freie Universität Berlin
* SPDX-License-Identifier: LGPL-2.1-only
*/

#pragma once
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11 changes: 4 additions & 7 deletions cpu/samd21/periph/pm.c
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/*
* Copyright (C) 2016 Kaspar Schleiser <[email protected]>
* Copyright (C) 2014 Freie Universität Berlin
* Copyright (C) 2015 Saurabh Singh
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2016 Kaspar Schleiser <[email protected]>
* SPDX-FileCopyrightText: 2014 Freie Universität Berlin
* SPDX-FileCopyrightText: 2015 Saurabh Singh
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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7 changes: 2 additions & 5 deletions cpu/samd21/vectors/vectors_samd1x.c
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/*
* Copyright (C) 2020 ML!PA Consulting GmbH
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2020 ML!PA Consulting GmbH
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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7 changes: 2 additions & 5 deletions cpu/samd21/vectors/vectors_samd2x.c
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/*
* Copyright (C) 2014-2015 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2014-2015 Freie Universität Berlin
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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8 changes: 2 additions & 6 deletions cpu/samd5x/Kconfig
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# Copyright (c) 2020 HAW Hamburg
#
# This file is subject to the terms and conditions of the GNU Lesser
# General Public License v2.1. See the file LICENSE in the top level
# directory for more details.
#
# SPDX-FileCopyrightText: 2020 HAW Hamburg
# SPDX-License-Identifier: LGPL-2.1-only

config CPU_COMMON_SAMD5X
bool
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7 changes: 2 additions & 5 deletions cpu/samd5x/cpu.c
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/*
* Copyright (C) 2019 ML!PA Consulting GmbH
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2019 ML!PA Consulting GmbH
* SPDX-License-Identifier: LGPL-2.1-only
*/

/**
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7 changes: 2 additions & 5 deletions cpu/samd5x/include/can_params.h
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/*
* Copyright (C) 2024 ML!PA Consulting GmbH
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
* SPDX-FileCopyrightText: 2024 ML!PA Consulting GmbH
* SPDX-License-Identifier: LGPL-2.1-only
*/

#pragma once
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