Update firestone kernal commit pointer
diff --git a/openpower/configs/firestone_defconfig b/openpower/configs/firestone_defconfig
index 416b190..c9de842 100644
--- a/openpower/configs/firestone_defconfig
+++ b/openpower/configs/firestone_defconfig
@@ -35,7 +35,7 @@
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_GIT=y
 BR2_LINUX_KERNEL_CUSTOM_REPO_URL="git://github.com/open-power/linux.git"
-BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="c04097526152ef45ed87b4a89c5e52fc8f856d34"
+BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="dc97a6e626eaf22c9bd4baec3954fa5501ce1c63"
 BR2_LINUX_KERNEL_USE_DEFCONFIG=y
 BR2_LINUX_KERNEL_DEFCONFIG="skiroot"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y