configs/arm_foundationv8: bump to Linux 6.15 and model 11.29

- Bump Linux kernel to v6.15.7 and update the hash file.
- Bump the model in the readme to version 11.29 build 27.

While at it, adjust the model's path in the readme to take the host
architecture into account.

Signed-off-by: Vincent Stehlé <vincent.stehle@arm.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>

board/arm/foundation-v8/patches/linux/linux.hash

@@ -1,2 +1,2 @@
 # From https://cdn.kernel.org/pub/linux/kernel/v6.x/sha256sums.asc
-sha256  5ff5bd84ea0e22c53437302db5d394d0a92d8b8b1a88ce20d1098298e9f7630a  linux-6.12.15.tar.xz
+sha256  3507dd105b0a0e1101bd43d294472fccf853429a259a5fa7c67467bba318f8e9  linux-6.15.7.tar.xz

board/arm/foundation-v8/readme.txt

@@ -22,12 +22,17 @@ Running on the simulator
 Download the AArch64 software simulator from one of the following sources,
 corresponding to your host computer:
 
-- https://developer.arm.com/-/cdn-downloads/permalink/FVPs-Architecture/FM-11.27/Foundation_Platform_11.27_19_Linux64.tgz
-- https://developer.arm.com/-/cdn-downloads/permalink/FVPs-Architecture/FM-11.27/Foundation_Platform_11.27_19_Linux64_armv8l.tgz
+- https://developer.arm.com/-/cdn-downloads/permalink/FVPs-Architecture/FM-11.29/Foundation_Platform_11.29_27_Linux64.tgz
+- https://developer.arm.com/-/cdn-downloads/permalink/FVPs-Architecture/FM-11.29/Foundation_Platform_11.29_27_Linux64_armv8l.tgz
+
+The model will be located under one of the corresponding folders:
+
+- Foundation_Platformpkg/models/Linux64_GCC-9.3
+- Foundation_Platformpkg/models/Linux64_armv8l_GCC-9.3
 
 Finally, boot your system with:
 
- ${LOCATION_OF_FOUNDATIONV8_SIMULATOR}/models/Linux64_GCC-9.3/Foundation_Platform \
+ Foundation_Platform \
     --arm-v8.0 \
     --image output/images/linux-system.axf \
     --block-device output/images/rootfs.ext2 \

configs/arm_foundationv8_defconfig

@@ -1,11 +1,11 @@
 BR2_aarch64=y
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_12=y
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_15=y
 BR2_GLOBAL_PATCH_DIR="board/arm/foundation-v8/patches"
 BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 BR2_TARGET_GENERIC_GETTY_PORT="ttyAMA0"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="6.12.15"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="6.15.7"
 BR2_LINUX_KERNEL_USE_ARCH_DEFAULT_CONFIG=y
 BR2_LINUX_KERNEL_DTS_SUPPORT=y
 BR2_LINUX_KERNEL_INTREE_DTS_NAME="arm/foundation-v8-gicv3-psci"