7 files changed, 82 insertions, 11 deletions
diff --git a/dev-embedded/avr-libc/avr-libc-2.1.0.ebuild b/dev-embedded/avr-libc/avr-libc-2.1.0.ebuild
index af637bbc7ebc..46b7dfddf19c 100644
--- a/dev-embedded/avr-libc/avr-libc-2.1.0.ebuild
+++ b/dev-embedded/avr-libc/avr-libc-2.1.0.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2022 Gentoo Authors
+# Copyright 1999-2025 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI="8"
@@ -9,9 +9,11 @@ CTARGET="avr"
 inherit flag-o-matic
 
 DESCRIPTION="C library for Atmel AVR microcontrollers"
-HOMEPAGE="http://www.nongnu.org/avr-libc/"
-SRC_URI="https://savannah.nongnu.org/download/avr-libc/${P}.tar.bz2
-	https://savannah.nongnu.org/download/avr-libc/${PN}-manpages-${PV}.tar.bz2"
+HOMEPAGE="https://www.nongnu.org/avr-libc/"
+SRC_URI="
+	https://savannah.nongnu.org/download/avr-libc/${P}.tar.bz2
+	https://savannah.nongnu.org/download/avr-libc/${PN}-manpages-${PV}.tar.bz2
+"
 
 LICENSE="BSD"
 SLOT="0"
diff --git a/dev-embedded/avr-libc/metadata.xml b/dev-embedded/avr-libc/metadata.xml
index edb5b70d5437..222a305ddd93 100644
--- a/dev-embedded/avr-libc/metadata.xml
+++ b/dev-embedded/avr-libc/metadata.xml
@@ -9,4 +9,7 @@
 		This package is part of the avr- binutils, -gcc, -lib toolchain for the Atmel microcontrollers.
 		These ebuilds have been created and submitted by Scott L. Price (dflytech.com).
 	</longdescription>
+	<upstream>
+		<remote-id type="github">avrdudes/avr-libc</remote-id>
+	</upstream>
 </pkgmetadata>
diff --git a/dev-embedded/esptool/Manifest b/dev-embedded/esptool/Manifest
index 558ae5bb4b79..ad5c0cfa2e83 100644
--- a/dev-embedded/esptool/Manifest
+++ b/dev-embedded/esptool/Manifest
@@ -1,2 +1,3 @@
 DIST esptool-4.6.2.tar.gz 7003860 BLAKE2B 051689dbc2194e1ed08467f9ec82e3a48e31cf62c25b83f97e3b05a1d203c9dda120cbb11a40bb61efe076ae8449d0b9b4742b19d59efef205132f05d16130a5 SHA512 97cc9f4d92b479351089fac59aed08f9519ff76d994ddae601da8e39b988f4bb90dc3885bf30b7998e2575a0365a5f0eef85f16a28b12eb944eec1e9f5265c6c
 DIST esptool-4.7.0.tar.gz 7045501 BLAKE2B 468d83db541e632296e9b465d54764dc5e966f54709b66b0af2675d8fbd6d0bcd70fb18584887f3dc4d45bd0550b65a0da58d0c6bc318962b8798017b4ab0b63 SHA512 dda2af5d9b2f8a4ec5706eaf58021e95094c152380c732074809c370a5d1bfaeb424cb27f69a3b980dec83ae9c4c9ee1eddfeb0a7990c3b1f1494160a2d369cc
+DIST esptool-4.8.1.tar.gz 6933695 BLAKE2B ffd8e6aa4c8460765b21c3542b9e953a4e0810e88e1771f02c80ed7145b20623d4b3922268680cc250c64422ab8b90920261af5ef56b9abc14b60b6a10cb6c59 SHA512 21fe654826a38ba40fe128eadde1ad92c22e5a011651ce0f8eb5806358c9f0b33f185fe760c1a3eee19cb59b894531ebea8213498841f0a1c0724048ec88d213
diff --git a/dev-embedded/esptool/esptool-4.8.1.ebuild b/dev-embedded/esptool/esptool-4.8.1.ebuild
new file mode 100644
index 000000000000..8036d355abd6
--- /dev/null
+++ b/dev-embedded/esptool/esptool-4.8.1.ebuild
@@ -0,0 +1,69 @@
+# Copyright 2021-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..12} )
+DISTUTILS_USE_PEP517=setuptools
+DISTUTILS_SINGLE_IMPL=1
+
+inherit distutils-r1
+
+DESCRIPTION="Utility to communicate with the ROM bootloader in Espressif ESP8266 and ESP32"
+HOMEPAGE="https://github.com/espressif/esptool"
+SRC_URI="https://github.com/espressif/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="GPL-2+"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~x86"
+
+RDEPEND="
+	$(python_gen_cond_dep '
+		dev-python/bitstring[${PYTHON_USEDEP}]
+		dev-python/cryptography[${PYTHON_USEDEP}]
+		>=dev-python/ecdsa-0.16.0[${PYTHON_USEDEP}]
+		dev-python/intelhex[${PYTHON_USEDEP}]
+		dev-python/pyserial[${PYTHON_USEDEP}]
+		dev-python/pyyaml[${PYTHON_USEDEP}]
+		dev-python/reedsolo[${PYTHON_USEDEP}]
+	')
+"
+BDEPEND="
+	$(python_gen_cond_dep '
+		dev-python/wheel[${PYTHON_USEDEP}]
+	')
+	test? ( $(python_gen_cond_dep '
+		dev-python/cffi[${PYTHON_USEDEP}]
+		dev-python/pyelftools[${PYTHON_USEDEP}]
+		dev-python/pytest[${PYTHON_USEDEP}]
+	') )
+"
+
+distutils_enable_tests pytest
+
+EPYTEST_DESELECT=(
+	# need real hardware connected
+	test/test_esptool.py
+	test/test_espefuse.py
+	test/test_esptool_sdm.py
+	# need network
+	test/test_uf2_ids.py
+)
+
+src_prepare() {
+	default
+
+	# test_espsecure_hsm.py needs setup of a "Soft HSM" or real hardware. remove.
+	rm test/test_espsecure_hsm.py || die
+}
+
+pkg_postinst() {
+	if ver_test ${REPLACING_VERSIONS} -lt 4; then
+		ewarn "${P} - new 4.x release with breaking changes:"
+		ewarn "  - Public API has been defined by limiting access to internals that have been refactored into multiple source files"
+		ewarn "  - If active security features are detected, the default behavior changes to prevent unintentional bricking"
+		ewarn "  - Flash parameters in an image header can now be changed only when no SHA256 digest is appended"
+		ewarn "  - The ESP8684 alias has been removed, ESP32-C2 has to be used"
+		ewarn "  - Megabit flash sizes have been deprecated, use megabyte units from now on"
+	fi
+}
diff --git a/dev-embedded/ponyprog/ponyprog-3.1.3.ebuild b/dev-embedded/ponyprog/ponyprog-3.1.3-r1.ebuild
index 374c8ea1eee5..95733eca1af2 100644
--- a/dev-embedded/ponyprog/ponyprog-3.1.3.ebuild
+++ b/dev-embedded/ponyprog/ponyprog-3.1.3-r1.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2024 Gentoo Authors
+# Copyright 1999-2025 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
@@ -15,7 +15,7 @@ KEYWORDS="amd64 x86"
 IUSE="doc"
 
 DEPEND="
-	>app-editors/qhexedit2-0.8.8_p20200625
+	<app-editors/qhexedit2-0.8.10
 	dev-embedded/libftdi:1[cxx]
 	dev-qt/qtcore:5
 	dev-qt/qtgui:5
diff --git a/dev-embedded/rpi-eeprom/metadata.xml b/dev-embedded/rpi-eeprom/metadata.xml
index 074fc1d440e5..7ffabcf964cd 100644
--- a/dev-embedded/rpi-eeprom/metadata.xml
+++ b/dev-embedded/rpi-eeprom/metadata.xml
@@ -1,10 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-	<maintainer type="person">
-		<email>sam@gentoo.org</email>
-		<name>Sam James</name>
-	</maintainer>
 	<maintainer type="person" proxied="yes">
 		<email>crabbedhaloablution@icloud.com</email>
 		<name>Peter Alfredsen</name>
diff --git a/dev-embedded/rpi-eeprom/rpi-eeprom-26.0_p1.ebuild b/dev-embedded/rpi-eeprom/rpi-eeprom-26.0_p1.ebuild
index ab12187da238..723035a171bc 100644
--- a/dev-embedded/rpi-eeprom/rpi-eeprom-26.0_p1.ebuild
+++ b/dev-embedded/rpi-eeprom/rpi-eeprom-26.0_p1.ebuild
@@ -17,7 +17,7 @@ S="${WORKDIR}"
 
 LICENSE="BSD rpi-eeprom"
 SLOT="0"
-KEYWORDS="~arm ~arm64"
+KEYWORDS="arm arm64"
 IUSE="pi4 pi5"
 REQUIRED_USE="
 	${PYTHON_REQUIRED_USE}