diff --git a/core/linux-rpi/PKGBUILD b/core/linux-rpi/PKGBUILD
index cbcd1e9dc..86fcf8f54 100644
--- a/core/linux-rpi/PKGBUILD
+++ b/core/linux-rpi/PKGBUILD
@@ -5,11 +5,11 @@
 # Contributer: Jan Alexander Steffens (heftig) <heftig@archlinux.org>
 
 pkgbase=linux-rpi
-_commit=82550f1980ea6699af8ed66b597d4dce24a1fcc9
+_commit=ab46d8de9f2406eb8e4ee0bd0b1b093cef59a1de
 _srcname=linux-${_commit}
 _kernelname=${pkgbase#linux}
 pkgver=5.15.28
-pkgrel=1
+pkgrel=2
 pkgdesc='Linux'
 url="http://www.kernel.org/"
 arch=(armv7h aarch64)
@@ -27,15 +27,15 @@ source=("linux-$pkgver-${_commit:0:10}.tar.gz::https://github.com/raspberrypi/li
         60-linux.hook
         90-linux.hook
 )
-md5sums=('8b40d6c8888d25e558399ab8bf9c08da'
+md5sums=('bc7d7b6bbfb4d6743cbfdd356bac984c'
          '31c02f4518d46deb5f0c2ad1f8b083cd'
          'f66a7ea3feb708d398ef57e4da4815e9'
          '86d4a35722b5410e3b29fc92dae15d4b'
          '0a5f16bfec6ad982a2f6782724cca8ba'
          '441ec084c47cddc53e592fb0cbce4edf')
-md5sums_armv7h=('93427339d34a1e6e9a3b2ace667de60b'
+md5sums_armv7h=('8242dbf184cb804894d04442f433e2b1'
                 'a9a05a9e8487584b10a0191dd53e5170')
-md5sums_aarch64=('bc66053c36f9fa5d72ebd117a5deb848'
+md5sums_aarch64=('d367c48f41543a8154a006186b1533f2'
                  'a9a05a9e8487584b10a0191dd53e5170')
 
 # setup vars
diff --git a/core/linux-rpi/config b/core/linux-rpi/config
index 6d57145d3..9aeef09e9 100644
--- a/core/linux-rpi/config
+++ b/core/linux-rpi/config
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/arm 5.15.26 Kernel Configuration
+# Linux/arm 5.15.28 Kernel Configuration
 #
 CONFIG_CC_VERSION_TEXT="gcc (GCC) 11.2.0"
 CONFIG_CC_IS_GCC=y
@@ -414,6 +414,7 @@ CONFIG_SWP_EMULATE=y
 # CONFIG_CPU_BPREDICT_DISABLE is not set
 CONFIG_CPU_SPECTRE=y
 CONFIG_HARDEN_BRANCH_PREDICTOR=y
+CONFIG_HARDEN_BRANCH_HISTORY=y
 CONFIG_KUSER_HELPERS=y
 CONFIG_VDSO=y
 CONFIG_MIGHT_HAVE_CACHE_L2X0=y
@@ -1880,6 +1881,7 @@ CONFIG_DEV_COREDUMP=y
 # CONFIG_DEBUG_TEST_DRIVER_REMOVE is not set
 # CONFIG_TEST_ASYNC_DRIVER_PROBE is not set
 CONFIG_GENERIC_CPU_AUTOPROBE=y
+CONFIG_GENERIC_CPU_VULNERABILITIES=y
 CONFIG_REGMAP=y
 CONFIG_REGMAP_I2C=y
 CONFIG_REGMAP_SPI=m
@@ -2072,7 +2074,6 @@ CONFIG_OF_KOBJ=y
 CONFIG_OF_DYNAMIC=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_IRQ=y
-CONFIG_OF_NET=y
 CONFIG_OF_RESERVED_MEM=y
 CONFIG_OF_RESOLVE=y
 CONFIG_OF_OVERLAY=y
@@ -4810,6 +4811,7 @@ CONFIG_VIDEO_MT9V011=m
 #
 # Lens drivers
 #
+CONFIG_VIDEO_AD5398=m
 # CONFIG_VIDEO_AD5820 is not set
 # CONFIG_VIDEO_AK7375 is not set
 # CONFIG_VIDEO_DW9714 is not set
diff --git a/core/linux-rpi/config8 b/core/linux-rpi/config8
index cc0d98875..430a1765a 100644
--- a/core/linux-rpi/config8
+++ b/core/linux-rpi/config8
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/arm64 5.15.26 Kernel Configuration
+# Linux/arm64 5.15.28 Kernel Configuration
 #
 CONFIG_CC_VERSION_TEXT="gcc (GCC) 11.2.0"
 CONFIG_CC_IS_GCC=y
@@ -406,6 +406,7 @@ CONFIG_ARCH_HAS_FILTER_PGPROT=y
 # CONFIG_XEN is not set
 CONFIG_FORCE_MAX_ZONEORDER=11
 CONFIG_UNMAP_KERNEL_AT_EL0=y
+CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY=y
 CONFIG_RODATA_FULL_DEFAULT_ENABLED=y
 # CONFIG_ARM64_SW_TTBR0_PAN is not set
 CONFIG_ARM64_TAGGED_ADDR_ABI=y
@@ -2106,7 +2107,6 @@ CONFIG_OF_KOBJ=y
 CONFIG_OF_DYNAMIC=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_IRQ=y
-CONFIG_OF_NET=y
 CONFIG_OF_RESERVED_MEM=y
 CONFIG_OF_RESOLVE=y
 CONFIG_OF_OVERLAY=y
@@ -4120,7 +4120,7 @@ CONFIG_BCMA_DRIVER_PCI=y
 # Multifunction device drivers
 #
 CONFIG_MFD_CORE=y
-CONFIG_MFD_RPISENSE_CORE=m
+CONFIG_MFD_RPISENSE_CORE=y
 # CONFIG_MFD_ACT8945A is not set
 # CONFIG_MFD_AS3711 is not set
 # CONFIG_MFD_AS3722 is not set
@@ -4834,6 +4834,7 @@ CONFIG_VIDEO_MT9V011=m
 #
 # Lens drivers
 #
+CONFIG_VIDEO_AD5398=m
 # CONFIG_VIDEO_AD5820 is not set
 # CONFIG_VIDEO_AK7375 is not set
 # CONFIG_VIDEO_DW9714 is not set