diff --git a/rv1126_rv1109/BoardConfig-battery-ipc.mk b/rv1126_rv1109/BoardConfig-battery-ipc.mk
index c15e4f1..b976224 100644
--- a/rv1126_rv1109/BoardConfig-battery-ipc.mk
+++ b/rv1126_rv1109/BoardConfig-battery-ipc.mk
@@ -39,11 +39,13 @@ export RK_ROOTFS_IMG=rockdev/rootfs.${RK_ROOTFS_TYPE}
 # Set ramboot image type
 export RK_RAMBOOT_TYPE=ROMFS
 # Set oem partition type, including ext2 squashfs
-export RK_OEM_FS_TYPE=
+export RK_OEM_FS_TYPE=squashfs
 # Set userdata partition type, including ext2, fat
 export RK_USERDATA_FS_TYPE=ext2
-#OEM config
-export RK_OEM_DIR=
+# OEM config
+export RK_OEM_DIR=oem_battery_ipc
+# OEM build on buildroot
+export RK_OEM_BUILDIN_BUILDROOT=YES
 #userdata config
 export RK_USERDATA_DIR=userdata_normal
 #misc image
diff --git a/rv1126_rv1109/parameter-tb.txt b/rv1126_rv1109/parameter-tb.txt
index 6cd0c6d..6f48313 100644
--- a/rv1126_rv1109/parameter-tb.txt
+++ b/rv1126_rv1109/parameter-tb.txt
@@ -8,5 +8,5 @@ MACHINE: 0xffffffff
 CHECK_MASK: 0x80
 PWR_HLD: 0,0,A,0,1
 TYPE: GPT
-CMDLINE: mtdparts=rk29xxnand:0x00002000@0x00004000(uboot),0x00010000@0x0000a000(boot),-@0x0040000(userdata:grow)
+CMDLINE: mtdparts=rk29xxnand:0x00002000@0x00004000(uboot),0x00010000@0x0000a000(boot),0x00020000@0x0023a000(oem),-@0x0040000(userdata:grow)
 uuid:rootfs=614e0000-0000-4b53-8000-1d28000054a9