diff --git a/packages/linux/package.mk b/packages/linux/package.mk
index 5d0a920ab6..eec8b248a2 100644
--- a/packages/linux/package.mk
+++ b/packages/linux/package.mk
@@ -23,14 +23,14 @@ case "$LINUX" in
     PKG_SOURCE_NAME="linux-$LINUX-$PKG_VERSION.tar.gz"
     ;;
   raspberrypi)
-    PKG_VERSION="b988f83d9cfc5ca11033b6509103b42dcda1bb7a" # 5.1
-    PKG_SHA256="c049323f7830fd525eff55a90d057416b8b6ff5bb82724ef9fcb10b9dc6cc90f"
+    PKG_VERSION="4b621fdda46932d6620f4c61a5491a11db44e542" # 5.1.5
+    PKG_SHA256="c8d192cebf692e989f7b9587a1b9af3111f1dbb5a870eb3f623efe1319337d92"
     PKG_URL="https://github.com/raspberrypi/linux/archive/$PKG_VERSION.tar.gz"
     PKG_SOURCE_NAME="linux-$LINUX-$PKG_VERSION.tar.gz"
     ;;
   *)
-    PKG_VERSION="5.1"
-    PKG_SHA256="d06a7be6e73f97d1350677ad3bae0ce7daecb79c2c2902aaabe806f7fa94f041"
+    PKG_VERSION="5.1.5"
+    PKG_SHA256="d79f90f5ca97befbfee4e247204b2ac4f45e7bb03d63a79184bc748cf3cf6ddb"
     PKG_URL="https://www.kernel.org/pub/linux/kernel/v5.x/$PKG_NAME-$PKG_VERSION.tar.xz"
     PKG_PATCH_DIRS="default"
     ;;
diff --git a/projects/Allwinner/linux/linux.aarch64.conf b/projects/Allwinner/linux/linux.aarch64.conf
index 3aca300a6c..7e23841e73 100644
--- a/projects/Allwinner/linux/linux.aarch64.conf
+++ b/projects/Allwinner/linux/linux.aarch64.conf
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/arm64 5.1.0 Kernel Configuration
+# Linux/arm64 5.1.5 Kernel Configuration
 #
 
 #
@@ -578,6 +578,7 @@ CONFIG_ARCH_MMAP_RND_COMPAT_BITS=11
 CONFIG_CLONE_BACKWARDS=y
 CONFIG_OLD_SIGSUSPEND3=y
 CONFIG_COMPAT_OLD_SIGACTION=y
+CONFIG_64BIT_TIME=y
 CONFIG_COMPAT_32BIT_TIME=y
 CONFIG_HAVE_ARCH_VMAP_STACK=y
 CONFIG_VMAP_STACK=y
@@ -596,7 +597,6 @@ CONFIG_ARCH_USE_MEMREMAP_PROT=y
 CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y
 CONFIG_PLUGIN_HOSTCC=""
 CONFIG_HAVE_GCC_PLUGINS=y
-# CONFIG_GCC_PLUGINS is not set
 CONFIG_RT_MUTEXES=y
 CONFIG_BASE_SMALL=0
 CONFIG_MODULES=y
diff --git a/projects/Allwinner/linux/linux.arm.conf b/projects/Allwinner/linux/linux.arm.conf
index a68fd1f709..c0d6495b30 100644
--- a/projects/Allwinner/linux/linux.arm.conf
+++ b/projects/Allwinner/linux/linux.arm.conf
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/arm 5.1.0 Kernel Configuration
+# Linux/arm 5.1.5 Kernel Configuration
 #
 
 #
@@ -598,6 +598,7 @@ CONFIG_ARCH_MMAP_RND_BITS=8
 CONFIG_CLONE_BACKWARDS=y
 CONFIG_OLD_SIGSUSPEND3=y
 CONFIG_OLD_SIGACTION=y
+CONFIG_64BIT_TIME=y
 CONFIG_COMPAT_32BIT_TIME=y
 CONFIG_ARCH_OPTIONAL_KERNEL_RWX=y
 CONFIG_ARCH_OPTIONAL_KERNEL_RWX_DEFAULT=y
@@ -613,9 +614,8 @@ CONFIG_REFCOUNT_FULL=y
 #
 # CONFIG_GCOV_KERNEL is not set
 CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y
-CONFIG_PLUGIN_HOSTCC="g++"
+CONFIG_PLUGIN_HOSTCC=""
 CONFIG_HAVE_GCC_PLUGINS=y
-# CONFIG_GCC_PLUGINS is not set
 CONFIG_RT_MUTEXES=y
 CONFIG_BASE_SMALL=0
 CONFIG_MODULES=y
diff --git a/projects/RPi/devices/RPi/linux/linux.arm.conf b/projects/RPi/devices/RPi/linux/linux.arm.conf
index 2a37048acc..72116788ba 100644
--- a/projects/RPi/devices/RPi/linux/linux.arm.conf
+++ b/projects/RPi/devices/RPi/linux/linux.arm.conf
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/arm 5.1.0-rc7 Kernel Configuration
+# Linux/arm 5.1.5 Kernel Configuration
 #
 
 #
@@ -502,6 +502,7 @@ CONFIG_ARCH_MMAP_RND_BITS=8
 CONFIG_CLONE_BACKWARDS=y
 CONFIG_OLD_SIGSUSPEND3=y
 CONFIG_OLD_SIGACTION=y
+CONFIG_64BIT_TIME=y
 CONFIG_COMPAT_32BIT_TIME=y
 CONFIG_ARCH_OPTIONAL_KERNEL_RWX=y
 CONFIG_ARCH_HAS_STRICT_KERNEL_RWX=y
@@ -3134,7 +3135,6 @@ CONFIG_SND_SOC_COMPRESS=y
 # CONFIG_SND_SOC_AMD_ACP is not set
 # CONFIG_SND_ATMEL_SOC is not set
 CONFIG_SND_BCM2835_SOC_I2S=m
-CONFIG_SND_BCM2708_SOC_3DLAB_NANO_PLAYER=m
 CONFIG_SND_BCM2708_SOC_GOOGLEVOICEHAT_SOUNDCARD=m
 CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC=m
 CONFIG_SND_BCM2708_SOC_HIFIBERRY_DACPLUS=m
@@ -3146,6 +3146,7 @@ CONFIG_SND_BCM2708_SOC_RPI_DAC=m
 CONFIG_SND_BCM2708_SOC_RPI_PROTO=m
 CONFIG_SND_BCM2708_SOC_JUSTBOOM_DAC=m
 CONFIG_SND_BCM2708_SOC_JUSTBOOM_DIGI=m
+CONFIG_SND_BCM2708_SOC_IQAUDIO_CODEC=m
 CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC=m
 CONFIG_SND_BCM2708_SOC_IQAUDIO_DIGI=m
 CONFIG_SND_BCM2708_SOC_I_SABRE_Q2M=m
@@ -3241,6 +3242,7 @@ CONFIG_SND_SOC_CS42XX8_I2C=m
 # CONFIG_SND_SOC_CS4341 is not set
 # CONFIG_SND_SOC_CS4349 is not set
 # CONFIG_SND_SOC_CS53L30 is not set
+CONFIG_SND_SOC_DA7213=m
 CONFIG_SND_SOC_DMIC=m
 # CONFIG_SND_SOC_ES7134 is not set
 # CONFIG_SND_SOC_ES7241 is not set
diff --git a/projects/RPi/devices/RPi2/linux/linux.arm.conf b/projects/RPi/devices/RPi2/linux/linux.arm.conf
index 5fc039baba..eb8ee84625 100644
--- a/projects/RPi/devices/RPi2/linux/linux.arm.conf
+++ b/projects/RPi/devices/RPi2/linux/linux.arm.conf
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/arm 5.1.0-rc7 Kernel Configuration
+# Linux/arm 5.1.5 Kernel Configuration
 #
 
 #
@@ -607,6 +607,7 @@ CONFIG_ARCH_MMAP_RND_BITS=8
 CONFIG_CLONE_BACKWARDS=y
 CONFIG_OLD_SIGSUSPEND3=y
 CONFIG_OLD_SIGACTION=y
+CONFIG_64BIT_TIME=y
 CONFIG_COMPAT_32BIT_TIME=y
 CONFIG_ARCH_OPTIONAL_KERNEL_RWX=y
 CONFIG_ARCH_OPTIONAL_KERNEL_RWX_DEFAULT=y
@@ -3254,7 +3255,6 @@ CONFIG_SND_SOC_COMPRESS=y
 # CONFIG_SND_SOC_AMD_ACP is not set
 # CONFIG_SND_ATMEL_SOC is not set
 CONFIG_SND_BCM2835_SOC_I2S=m
-CONFIG_SND_BCM2708_SOC_3DLAB_NANO_PLAYER=m
 CONFIG_SND_BCM2708_SOC_GOOGLEVOICEHAT_SOUNDCARD=m
 CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC=m
 CONFIG_SND_BCM2708_SOC_HIFIBERRY_DACPLUS=m
@@ -3266,6 +3266,7 @@ CONFIG_SND_BCM2708_SOC_RPI_DAC=m
 CONFIG_SND_BCM2708_SOC_RPI_PROTO=m
 CONFIG_SND_BCM2708_SOC_JUSTBOOM_DAC=m
 CONFIG_SND_BCM2708_SOC_JUSTBOOM_DIGI=m
+CONFIG_SND_BCM2708_SOC_IQAUDIO_CODEC=m
 CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC=m
 CONFIG_SND_BCM2708_SOC_IQAUDIO_DIGI=m
 CONFIG_SND_BCM2708_SOC_I_SABRE_Q2M=m
@@ -3361,6 +3362,7 @@ CONFIG_SND_SOC_CS42XX8_I2C=m
 # CONFIG_SND_SOC_CS4341 is not set
 # CONFIG_SND_SOC_CS4349 is not set
 # CONFIG_SND_SOC_CS53L30 is not set
+CONFIG_SND_SOC_DA7213=m
 CONFIG_SND_SOC_DMIC=m
 # CONFIG_SND_SOC_ES7134 is not set
 # CONFIG_SND_SOC_ES7241 is not set