diff --git a/device/testing/linux-powkiddy-x55/APKBUILD b/device/testing/linux-powkiddy-x55/APKBUILD
index 4e5540b97..a91a8671b 100644
--- a/device/testing/linux-powkiddy-x55/APKBUILD
+++ b/device/testing/linux-powkiddy-x55/APKBUILD
@@ -2,7 +2,7 @@
 pkgname=linux-powkiddy-x55
 pkgdesc="The $pkgname kernel and modules"
 pkgver=6.8.6
-pkgrel=1
+pkgrel=2
 arch="aarch64"
 url="https://kernel.org"
 license="GPL-2.0-only"
@@ -68,5 +68,5 @@ package() {
 sha512sums="
 5da8000a640243d06c456eb4102592134fcc5051785d91c53845fd693d0b0aca9751a7179ab8c8bdc633fc039c7ce8cfbec8357fdca9d01509b2dfb251b2586c  linux-6.8.6.tar.xz
 b38ed4cfe0f20b440426c4ba55eb727cfa64f01370f22d7aca486df4f44aceec1c1d0790c29b8984b151bee0d3ef671253d220dc0c7bec9fef6a4ce1b6cf6169  rtw88_wifi_fix.patch
-82007dc970c343cd5660ab8bc68d75331b8b43db23f4d3e73923af21144976619cd55e183f1af9e18f0907bd789c5b3f6d16551d252ba31b36ccbe5732151c1d  config-powkiddy-x55.aarch64
+0d47d4c52f052d57545d0df05ecf7ec400a4952e3b5b0596dd7deed8c00e3822479767f0cfdf86404dcecdc4dd54671f8632219c0cc2e78da48bfe52822cb415  config-powkiddy-x55.aarch64
 "
diff --git a/device/testing/linux-powkiddy-x55/config-powkiddy-x55.aarch64 b/device/testing/linux-powkiddy-x55/config-powkiddy-x55.aarch64
index 089608c54..bfb9b3d78 100644
--- a/device/testing/linux-powkiddy-x55/config-powkiddy-x55.aarch64
+++ b/device/testing/linux-powkiddy-x55/config-powkiddy-x55.aarch64
@@ -935,6 +935,7 @@ CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y
 CONFIG_SPARSEMEM_VMEMMAP=y
 CONFIG_HAVE_FAST_GUP=y
 CONFIG_ARCH_KEEP_MEMBLOCK=y
+CONFIG_MEMORY_ISOLATION=y
 CONFIG_EXCLUSIVE_SYSTEM_RAM=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
@@ -946,6 +947,7 @@ CONFIG_COMPACTION=y
 CONFIG_COMPACT_UNEVICTABLE_DEFAULT=1
 CONFIG_PAGE_REPORTING=y
 CONFIG_MIGRATION=y
+CONFIG_CONTIG_ALLOC=y
 CONFIG_PCP_BATCH_SCALE_MAX=5
 CONFIG_PHYS_ADDR_T_64BIT=y
 # CONFIG_KSM is not set
@@ -954,7 +956,11 @@ CONFIG_ARCH_SUPPORTS_MEMORY_FAILURE=y
 # CONFIG_MEMORY_FAILURE is not set
 CONFIG_ARCH_WANTS_THP_SWAP=y
 # CONFIG_TRANSPARENT_HUGEPAGE is not set
-# CONFIG_CMA is not set
+CONFIG_CMA=y
+# CONFIG_CMA_DEBUG is not set
+# CONFIG_CMA_DEBUGFS is not set
+# CONFIG_CMA_SYSFS is not set
+CONFIG_CMA_AREAS=7
 CONFIG_GENERIC_EARLY_IOREMAP=y
 # CONFIG_DEFERRED_STRUCT_PAGE_INIT is not set
 # CONFIG_IDLE_PAGE_TRACKING is not set
@@ -5581,6 +5587,7 @@ CONFIG_UDMABUF=y
 CONFIG_DMABUF_HEAPS=y
 # CONFIG_DMABUF_SYSFS_STATS is not set
 CONFIG_DMABUF_HEAPS_SYSTEM=y
+CONFIG_DMABUF_HEAPS_CMA=y
 # end of DMABUF options
 
 # CONFIG_UIO is not set
@@ -7271,6 +7278,17 @@ CONFIG_DMA_BOUNCE_UNALIGNED_KMALLOC=y
 CONFIG_DMA_NONCOHERENT_MMAP=y
 CONFIG_DMA_COHERENT_POOL=y
 CONFIG_DMA_DIRECT_REMAP=y
+CONFIG_DMA_CMA=y
+
+#
+# Default contiguous memory area size:
+#
+CONFIG_CMA_SIZE_MBYTES=16
+CONFIG_CMA_SIZE_SEL_MBYTES=y
+# CONFIG_CMA_SIZE_SEL_PERCENTAGE is not set
+# CONFIG_CMA_SIZE_SEL_MIN is not set
+# CONFIG_CMA_SIZE_SEL_MAX is not set
+CONFIG_CMA_ALIGNMENT=8
 # CONFIG_DMA_API_DEBUG is not set
 # CONFIG_DMA_MAP_BENCHMARK is not set
 CONFIG_SGL_ALLOC=y