configs/raspberrypi2: bump kernel version to 4.1.5

Signed-off-by: Benoît Thébaudeau <benoit@wsystem.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

configs/raspberrypi2_defconfig

@@ -7,16 +7,16 @@ BR2_TOOLCHAIN_BUILDROOT_CXX=y
 
 BR2_TARGET_GENERIC_GETTY_PORT="tty1"
 
-# Lock to 4.0 headers as the RPi kernel stable tree is
-# based off the 4.0 branch
+# Lock to 4.1 headers as the RPi kernel stable tree is
+# based off the 4.1 branch
 BR2_KERNEL_HEADERS_VERSION=y
-BR2_DEFAULT_KERNEL_VERSION="4.0.6"
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_0=y
+BR2_DEFAULT_KERNEL_VERSION="4.1.5"
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_1=y
 
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_GIT=y
 BR2_LINUX_KERNEL_CUSTOM_REPO_URL="https://github.com/raspberrypi/linux.git"
-BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="f90f981770e3ac8506dc84c9cd01471faaa0b0c2"
+BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="592503752b6951972f161f04280683c5af38d173"
 BR2_LINUX_KERNEL_DEFCONFIG="bcm2709"
 BR2_LINUX_KERNEL_ZIMAGE=y