diff --git a/bsp_diff/caas/device/intel/mixins/0004-Remove-32bit-support-in-AOSP14.patch b/bsp_diff/caas/device/intel/mixins/0004-Remove-32bit-support-in-AOSP14.patch
deleted file mode 100644
index d513a60d41..0000000000
--- a/bsp_diff/caas/device/intel/mixins/0004-Remove-32bit-support-in-AOSP14.patch
+++ /dev/null
@@ -1,59 +0,0 @@
-From dc16edb223befbed426e07eb81a508afe0468277 Mon Sep 17 00:00:00 2001
-From: "Shi, Qiming" <qiming.shi@intel.com>
-Date: Thu, 11 Apr 2024 23:08:13 +0800
-Subject: [PATCH] Remove 32bit support in AOSP14
-
-Signed-off-by: Shi, Qiming <qiming.shi@intel.com>
----
- groups/cpu-arch/x86/BoardConfig.mk | 5 -----
- groups/houdini/true/BoardConfig.mk | 8 ++------
- 2 files changed, 2 insertions(+), 11 deletions(-)
-
-diff --git a/groups/cpu-arch/x86/BoardConfig.mk b/groups/cpu-arch/x86/BoardConfig.mk
-index c38eead..955e7b4 100644
---- a/groups/cpu-arch/x86/BoardConfig.mk
-+++ b/groups/cpu-arch/x86/BoardConfig.mk
-@@ -1,7 +1,6 @@
- BUILD_CPU_ARCH ?= silvermont
- 
- # Items that are common between slm 32b and 64b:
--TARGET_CPU_ABI_LIST_32_BIT := x86
- TARGET_ARCH_VARIANT := $(if $(BUILD_CPU_ARCH),$(BUILD_CPU_ARCH),x86)
- TARGET_CPU_VARIANT := generic
- TARGET_CPU_SMP := true
-@@ -10,10 +9,6 @@ ifeq ($(BOARD_USE_64BIT_USERSPACE),true)
- # 64b-specific items:
- TARGET_ARCH := x86_64
- TARGET_CPU_ABI := x86_64
--TARGET_2ND_CPU_ABI := x86
--TARGET_2ND_ARCH := x86
--TARGET_2ND_ARCH_VARIANT := $(if $(BUILD_CPU_ARCH),$(BUILD_CPU_ARCH))
--TARGET_2ND_CPU_VARIANT := generic
- else
- # 32b-specific items:
- TARGET_ARCH := x86
-diff --git a/groups/houdini/true/BoardConfig.mk b/groups/houdini/true/BoardConfig.mk
-index cd080a1..7435e3b 100644
---- a/groups/houdini/true/BoardConfig.mk
-+++ b/groups/houdini/true/BoardConfig.mk
-@@ -1,15 +1,11 @@
- # Native Bridge ABI List
--NB_ABI_LIST_32_BIT := armeabi-v7a armeabi
- NB_ABI_LIST_64_BIT := arm64-v8a
- # Support 64 Bit Apps
- TARGET_CPU_ABI_LIST_64_BIT ?= $(TARGET_CPU_ABI) $(TARGET_CPU_ABI2)
--TARGET_CPU_ABI_LIST_32_BIT ?= $(TARGET_2ND_CPU_ABI) $(TARGET_2ND_CPU_ABI2)
- TARGET_CPU_ABI_LIST := \
-     $(TARGET_CPU_ABI_LIST_64_BIT) \
--    $(TARGET_CPU_ABI_LIST_32_BIT) \
--    $(NB_ABI_LIST_64_BIT) \
--    $(NB_ABI_LIST_32_BIT)
--TARGET_CPU_ABI_LIST_32_BIT += $(NB_ABI_LIST_32_BIT)
-+    $(NB_ABI_LIST_64_BIT) 
-+
- TARGET_CPU_ABI_LIST_64_BIT += $(NB_ABI_LIST_64_BIT)
- 
- BOARD_SEPOLICY_DIRS += $(INTEL_PATH_SEPOLICY)/houdini
--- 
-2.34.1
-
diff --git a/bsp_diff/caas/device/intel/mixins/0005-Remove-omx-interface-in-AAOS14.patch b/bsp_diff/caas/device/intel/mixins/0005-Remove-omx-interface-in-AAOS14.patch
deleted file mode 100644
index 5bee69ab13..0000000000
--- a/bsp_diff/caas/device/intel/mixins/0005-Remove-omx-interface-in-AAOS14.patch
+++ /dev/null
@@ -1,38 +0,0 @@
-From 2c38b97b3072872044ea6324f7895b27a52c03b6 Mon Sep 17 00:00:00 2001
-From: "Shi, Qiming" <qiming.shi@intel.com>
-Date: Fri, 2 Aug 2024 04:43:58 +0000
-Subject: [PATCH] Remove omx interface in AAOS14
-
-Change-Id: Iae2ed19f2f1ffb3e3f3b2f384a0e3c01ed4e3599
-Signed-off-by: Shi, Qiming <qiming.shi@intel.com>
----
- groups/device-specific/caas/framework_manifest.xml | 13 -------------
- 1 file changed, 13 deletions(-)
-
-diff --git a/groups/device-specific/caas/framework_manifest.xml b/groups/device-specific/caas/framework_manifest.xml
-index 055afcd..851c120 100644
---- a/groups/device-specific/caas/framework_manifest.xml
-+++ b/groups/device-specific/caas/framework_manifest.xml
-@@ -97,19 +97,6 @@
-             <instance>default</instance>
-         </interface>
-     </hal>
--    <hal format="hidl">
--        <name>android.hardware.media.omx</name>
--        <transport>hwbinder</transport>
--        <version>1.0</version>
--        <interface>
--            <name>IOmx</name>
--            <instance>default</instance>
--        </interface>
--        <interface>
--            <name>IOmxStore</name>
--            <instance>default</instance>
--        </interface>
--    </hal>
-     <!--hal format="hidl">
-         <name>android.hardware.drm</name>
-         <transport>hwbinder</transport>
--- 
-2.34.1
-
diff --git a/bsp_diff/caas/vendor/intel/mediasdk_c2/0001-Make-c2-service-64bit.patch b/bsp_diff/caas/vendor/intel/mediasdk_c2/0001-Make-c2-service-64bit.patch
deleted file mode 100644
index 3d364cc7ea..0000000000
--- a/bsp_diff/caas/vendor/intel/mediasdk_c2/0001-Make-c2-service-64bit.patch
+++ /dev/null
@@ -1,25 +0,0 @@
-From 92c267cb68772ad90abba41a8617acf14a74ff46 Mon Sep 17 00:00:00 2001
-From: "Shi, Qiming" <qiming.shi@intel.com>
-Date: Fri, 2 Aug 2024 05:06:13 +0000
-Subject: [PATCH] Make c2 service 64bit
-
-Signed-off-by: Shi, Qiming <qiming.shi@intel.com>
----
- c2_store/Android.bp | 1 -
- 1 file changed, 1 deletion(-)
-
-diff --git a/c2_store/Android.bp b/c2_store/Android.bp
-index 64c044e..9926ea9 100644
---- a/c2_store/Android.bp
-+++ b/c2_store/Android.bp
-@@ -63,7 +63,6 @@ cc_binary {
- 
-     required: ["android.hardware.media.c2@1.0-vendor.policy"],
- 
--    compile_multilib: "32",
- }
- 
- prebuilt_etc {
--- 
-2.34.1
-