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snippets: espressif: update flash size snippets
Update Espressif flash related snippets: * add support for ESP32-H2 * add 2M,64M and 128M flash support * change included overlays structure Signed-off-by: Marek Matej <[email protected]>
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‎snippets/espressif/flash-128M/README.rst‎

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.. _espressif-flash-128M:
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Espressif Flash 128MB
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#####################
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Overview
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********
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This snippet allows users to select the 128MB SPI flash variant of the ESP32 chips.

‎snippets/espressif/flash-128M/snippet.yml‎

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# Copyright 2025 Espressif Systems Shanghai
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#
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# SPDX-License-Identifier: Apache-2.0
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name: flash-128M
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boards:
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/.*/esp32/.*/:
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append:
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EXTRA_DTC_OVERLAY_FILE: soc/flash_0x1000_amp_128M.overlay
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/.*/esp32s2/.*/:
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append:
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EXTRA_DTC_OVERLAY_FILE: soc/flash_0x1000_default_128M.overlay
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/.*/esp32s3/.*/:
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append:
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EXTRA_DTC_OVERLAY_FILE: soc/flash_0x0_amp_128M.overlay
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/.*/esp32c3/.*/:
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append:
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EXTRA_DTC_OVERLAY_FILE: soc/flash_0x0_default_128M.overlay
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/.*/esp32c6/.*/:
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append:
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EXTRA_DTC_OVERLAY_FILE: soc/flash_0x0_default_128M.overlay
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/.*/esp32h2/.*/:
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append:
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EXTRA_DTC_OVERLAY_FILE: soc/flash_0x0_default_128M.overlay
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/.*/esp32c2/.*/:
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append:
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EXTRA_DTC_OVERLAY_FILE: soc/flash_0x0_default_128M.overlay

‎snippets/espressif/flash-32M/soc/esp32s3_flash_32M.overlay‎ renamed to ‎snippets/espressif/flash-128M/soc/flash_0x0_amp_128M.overlay‎

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};
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&flash0 {
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reg = <0x0 DT_SIZE_M(32)>;
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reg = <0x0 DT_SIZE_M(128)>;
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};
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#include <espressif/partitions_0x0_amp_32M.dtsi>
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#include <espressif/partitions_0x0_amp_128M.dtsi>

‎snippets/espressif/flash-128M/soc/flash_0x0_default_128M.overlay‎

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/*
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* Copyright (c) 2025 Espressif Systems (Shanghai) Co., Ltd.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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&flash0 {
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/delete-node/ partitions;
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};
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&flash0 {
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reg = <0x0 DT_SIZE_M(128)>;
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};
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#include <espressif/partitions_0x0_default_128M.dtsi>

‎snippets/espressif/flash-128M/soc/flash_0x1000_amp_128M.overlay‎

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/*
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* Copyright (c) 2025 Espressif Systems (Shanghai) Co., Ltd.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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&flash0 {
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/delete-node/ partitions;
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};
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&flash0 {
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reg = <0x0 DT_SIZE_M(128)>;
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};
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#include <espressif/partitions_0x1000_amp_128M.dtsi>

‎snippets/espressif/flash-128M/soc/flash_0x1000_default_128M.overlay‎

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/*
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* Copyright (c) 2025 Espressif Systems (Shanghai) Co., Ltd.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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&flash0 {
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/delete-node/ partitions;
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};
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&flash0 {
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reg = <0x0 DT_SIZE_M(128)>;
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};
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#include <espressif/partitions_0x1000_default_128M.dtsi>

‎snippets/espressif/flash-16M/snippet.yml‎

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boards:
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/.*/esp32/.*/:
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append:
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EXTRA_DTC_OVERLAY_FILE: soc/esp32_flash_16M.overlay
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EXTRA_DTC_OVERLAY_FILE: soc/flash_0x1000_amp_16M.overlay
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/.*/esp32s2/.*/:
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append:
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EXTRA_DTC_OVERLAY_FILE: soc/esp32s2_flash_16M.overlay
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EXTRA_DTC_OVERLAY_FILE: soc/flash_0x1000_default_16M.overlay
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/.*/esp32s3/.*/:
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append:
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EXTRA_DTC_OVERLAY_FILE: soc/esp32s3_flash_16M.overlay
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EXTRA_DTC_OVERLAY_FILE: soc/flash_0x0_amp_16M.overlay
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/.*/esp32c3/.*/:
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append:
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EXTRA_DTC_OVERLAY_FILE: soc/esp32c3_flash_16M.overlay
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EXTRA_DTC_OVERLAY_FILE: soc/flash_0x0_default_16M.overlay
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/.*/esp32c6/.*/:
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append:
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EXTRA_DTC_OVERLAY_FILE: soc/esp32c6_flash_16M.overlay
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EXTRA_DTC_OVERLAY_FILE: soc/flash_0x0_default_16M.overlay
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/.*/esp32h2/.*/:
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append:
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EXTRA_DTC_OVERLAY_FILE: soc/flash_0x0_default_16M.overlay
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/.*/esp32c2/.*/:
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append:
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EXTRA_DTC_OVERLAY_FILE: soc/flash_0x0_default_16M.overlay

‎snippets/espressif/flash-16M/soc/esp32s2_flash_16M.overlay‎ renamed to ‎snippets/espressif/flash-16M/soc/flash_0x0_amp_16M.overlay‎

File renamed without changes.

‎snippets/espressif/flash-16M/soc/esp32c3_flash_16M.overlay‎ renamed to ‎snippets/espressif/flash-16M/soc/flash_0x0_default_16M.overlay‎

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‎snippets/espressif/flash-16M/soc/esp32_flash_16M.overlay‎ renamed to ‎snippets/espressif/flash-16M/soc/flash_0x1000_amp_16M.overlay‎

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