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Merge pull request #21522 from gschorcht/cpu/esp32/add_esp32h2
cpu/esp32: add ESP32-H2 support
2 parents 5c56d38 + 986cda8 commit 02c0f48

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‎boards/common/esp32h2/Kconfig‎

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# Copyright (c) 2025 Gunar Schorcht
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#
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# This file is subject to the terms and conditions of the GNU Lesser
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# General Public License v2.1. See the file LICENSE in the top level
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# directory for more details.
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config BOARD_COMMON_ESP32H2
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bool
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select BOARD_COMMON_ESP32X
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source "$(RIOTBOARD)/common/esp32x/Kconfig"

‎boards/common/esp32h2/Makefile‎

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MODULE = boards_common_esp32h2
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DIRS = $(RIOTBOARD)/common/esp32x
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include $(RIOTBASE)/Makefile.base

‎boards/common/esp32h2/Makefile.dep‎

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USEMODULE += boards_common_esp32h2
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include $(RIOTBOARD)/common/esp32x/Makefile.dep

‎boards/common/esp32h2/Makefile.features‎

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CPU_FAM = esp32h2
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include $(RIOTBOARD)/common/esp32x/Makefile.features

‎boards/common/esp32h2/Makefile.include‎

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INCLUDES += -I$(RIOTBOARD)/common/esp32h2/include
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include $(RIOTBOARD)/common/esp32x/Makefile.include

‎boards/common/esp32h2/doc.md‎

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<!--
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Copyright (C) 2025 Gunar Schorcht
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This file is subject to the terms and conditions of the GNU Lesser
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General Public License v2.1. See the file LICENSE in the top level
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directory for more details.
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-->
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@defgroup boards_common_esp32h2 ESP32-H2 Common
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@ingroup boards_common
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@ingroup boards_esp32h2
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@brief Definitions and configurations that are common for all ESP32-H2 boards.
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For detailed information about the ESP32-H2, configuring and compiling RIOT
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for ESP32-H2 boards, please refer to \ref esp32_riot.
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@defgroup boards_esp32h2 ESP32-H2 Boards
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@ingroup boards
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@brief This group of boards contains the documentation of ESP32-H2 boards.
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@note For detailed information about the ESP32-H2 SoC, the tool chain
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as well as configuring and compiling RIOT for ESP32-H2 boards,
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see \ref esp32_riot.

‎boards/common/esp32h2/include/board_common_esp32h2.h‎

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/*
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* Copyright (C) 2025 Gunar Schorcht
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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#pragma once
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/**
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* @ingroup boards_common_esp32h2
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* @brief Board definitions that are common for all ESP32-H2 boards.
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*
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* This file contains board configurations that are valid for all ESP32-H2.
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*
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* For detailed information about the configuration of ESP32-H2 boards, see
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* section \ref esp32_peripherals "Common Peripherals".
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*
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* @author Gunar Schorcht <[email protected]>
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* @file
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* @{
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if !DOXYGEN
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/**
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* @name ztimer Configuration valid for all ESP32-H2 boards
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* @{
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*/
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#if CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ == 96
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# define CONFIG_ZTIMER_USEC_ADJUST_SET 14
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# define CONFIG_ZTIMER_USEC_ADJUST_SLEEP 13
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#elif CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ == 64
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# define CONFIG_ZTIMER_USEC_ADJUST_SET 19
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# define CONFIG_ZTIMER_USEC_ADJUST_SLEEP 18
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#elif CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ == 48
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# define CONFIG_ZTIMER_USEC_ADJUST_SET 34
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# define CONFIG_ZTIMER_USEC_ADJUST_SLEEP 32
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#elif CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ == 32
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# define CONFIG_ZTIMER_USEC_ADJUST_SET 32
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# define CONFIG_ZTIMER_USEC_ADJUST_SLEEP 33
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#elif CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ == 16
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# define CONFIG_ZTIMER_USEC_ADJUST_SET 129
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# define CONFIG_ZTIMER_USEC_ADJUST_SLEEP 135
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#else
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# error "Invalid CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ value"
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#endif
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/** @} */
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#endif /* !DOXYGEN */
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#ifdef __cplusplus
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} /* end extern "C" */
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#endif
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/** @} */

‎boards/common/esp32h2/include/periph_conf_common_esp32h2.h‎

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/*
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* Copyright (C) 2025 Gunar Schorcht
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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#pragma once
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/**
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* @ingroup boards_common_esp32h2
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* @brief Common peripheral configurations for ESP32-H2 boards
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*
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* This file contains the peripheral configurations that are valid for all
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* ESP32-H2 boards.
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*
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* For detailed information about the peripheral configuration for ESP32-H2
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* boards, see section \ref esp32_peripherals "Common Peripherals".
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*
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* @author Gunar Schorcht <[email protected]>
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* @file
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* @{
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @name UART configuration
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* @{
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*/
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#ifndef UART0_TXD
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# define UART0_TXD (GPIO24) /**< TxD of UART_DEV(0) used on all ESP32-H2 boards */
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#endif
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#ifndef UART0_RXD
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# define UART0_RXD (GPIO23) /**< RxD of UART_DEV(0) used on all ESP32-H2 boards */
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#endif
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/** @} */
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#ifdef __cplusplus
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} /* end extern "C" */
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#endif
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/** @} */

‎boards/common/esp32x/include/board_common.h‎

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# include "board_common_esp32.h"
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#elif defined(CPU_FAM_ESP32C3)
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# include "board_common_esp32c3.h"
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#elif defined(CPU_FAM_ESP32H2)
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# include "board_common_esp32h2.h"
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#elif defined(CPU_FAM_ESP32S2)
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# include "board_common_esp32s2.h"
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#elif defined(CPU_FAM_ESP32S3)

‎boards/common/esp32x/include/periph_conf_common.h‎

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*/
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#if defined(CPU_FAM_ESP32)
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#include "periph_conf_common_esp32.h"
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# include "periph_conf_common_esp32.h"
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#elif defined(CPU_FAM_ESP32C3)
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#include "periph_conf_common_esp32c3.h"
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# include "periph_conf_common_esp32c3.h"
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#elif defined(CPU_FAM_ESP32H2)
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# include "periph_conf_common_esp32h2.h"
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#elif defined(CPU_FAM_ESP32S2)
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#include "periph_conf_common_esp32s2.h"
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# include "periph_conf_common_esp32s2.h"
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#elif defined(CPU_FAM_ESP32S3)
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#include "periph_conf_common_esp32s3.h"
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# include "periph_conf_common_esp32s3.h"
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#else
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#error "ESP32x SoC family not supported"
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# error "ESP32x SoC family not supported"
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#endif
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/* include periph_cpu.h to make it visible in any case */

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