diff --git a/osal/inc/mpp_platform.h b/osal/inc/mpp_platform.h
index 056b2cf6..81951bae 100644
--- a/osal/inc/mpp_platform.h
+++ b/osal/inc/mpp_platform.h
@@ -30,12 +30,18 @@ extern "C" {
 /*
  * Platform video codec hardware feature
  */
+/* RK combined codec */
 #define HAVE_VPU1               (0x00000001)
 #define HAVE_VPU2               (0x00000002)
-#define HAVE_HEVC_DEC           (0x00000010)
-#define HAVE_RKVDEC             (0x00000020)
-#define HAVE_RKVENC             (0x00000100)
-#define HAVE_H265E              (0x00010000)
+/* RK standalone decoder */
+#define HAVE_HEVC_DEC           (0x00000100)
+#define HAVE_RKVDEC             (0x00000200)
+#define HAVE_AVSDEC             (0x00001000)
+/* RK standalone encoder */
+#define HAVE_RKVENC             (0x00010000)
+#define HAVE_VEPU               (0x00020000)
+/* External encoder */
+#define HAVE_H265E              (0x01000000)
 
 RK_U32 mpp_get_vcodec_hw_flag(void);
 
diff --git a/osal/mpp_platform.cpp b/osal/mpp_platform.cpp
index da1ee3af..4a219d31 100644
--- a/osal/mpp_platform.cpp
+++ b/osal/mpp_platform.cpp
@@ -14,29 +14,76 @@
  * limitations under the License.
  */
 
+#ifdef RKPLATFORM
+#include <fcntl.h>
+#endif
+#include "mpp_log.h"
 #include "mpp_common.h"
 #include "mpp_platform.h"
 
+typedef struct {
+    const char *compatible;
+    RK_U32 flag;
+} MppVpuType;
+
+static const MppVpuType mpp_vpu_version[] = {
+    { "rk3066",  HAVE_VPU1,  },
+    { "rk312x",  HAVE_VPU1,  },
+    { "rk3288",  HAVE_VPU1,  },
+    { "rk3368",  HAVE_VPU1,  },
+    { "rk3399",  HAVE_VPU2,  },
+    { "rk322x",  HAVE_VPU2,  },
+    { "rk322xh", HAVE_VPU2,  },
+    { "rk1108",  HAVE_VPU2,  },
+    { "rv1108",  HAVE_VPU2,  },
+};
+
 RK_U32 mpp_get_vcodec_hw_flag(void)
 {
-    RK_U32 flag = 0;
+    static RK_U32 flag = 0;
+
+    if (flag)
+        return flag;
 
 #ifdef RKPLATFORM
-    /* NOTE: current only support vpu2 */
-    if (!access("/dev/vpu_service", F_OK))
-        flag |= HAVE_VPU2;
-
-    /* for rk3288 / rk3368 /rk312x hevc decoder */
-    if (!access("/dev/hevc_service", F_OK))
-        flag |= HAVE_HEVC_DEC;
-
-    /* for rk3228 / rk3229 / rk3399 decoder */
-    if (!access("/dev/rkvdec", F_OK))
-        flag |= HAVE_RKVDEC;
-
-    /* for rk1108 encoder */
-    if (!access("/dev/rkvenc", F_OK))
-        flag |= HAVE_RKVENC;
+    {
+        /* judge vdpu support version */
+        RK_S32 fd = -1;
+        /* set vpu1 defalut for old chip without dts */
+        flag = HAVE_VPU1;
+        fd = open("/proc/device-tree/compatible", O_RDONLY);
+        if (fd < 0) {
+            mpp_err("open /proc/device-tree/compatible error.\n");
+        } else {
+            RK_U32 i = 0;
+            char temp[256];
+            if (read(fd, temp, sizeof(temp) - 1) > 0) {
+                for (i = 0; i < MPP_ARRAY_ELEMS(mpp_vpu_version); i++) {
+                    if (strstr(temp, mpp_vpu_version[i].compatible)) {
+                        flag = mpp_vpu_version[i].flag;
+                        break;
+                    }
+                }
+            }
+            close(fd);
+        }
+        /* for rk3288 / rk3368 /rk312x hevc decoder */
+        if (!access("/dev/hevc_service", F_OK)) {
+            flag |= HAVE_HEVC_DEC;
+        }
+        /* for rk3228 / rk3229 / rk3399 decoder */
+        if (!access("/dev/rkvdec", F_OK)) {
+            flag |= HAVE_RKVDEC;
+        }
+        /* for rk1108 encoder */
+        if (!access("/dev/rkvenc", F_OK)) {
+            flag |= HAVE_RKVENC;
+        }
+        /* for avs decoder */
+        if (!access("/dev/avsd", F_OK)) {
+            flag |= HAVE_AVSDEC;
+        }
+    }
 #endif
 
     return flag;