platform: msm_shared: add support for msm8994v2

msm8994v2 supports MDSS 1.9 version. This change updates MDP5
with the new MDSS_MDP version checks.

Change-Id: I8a483d83e7b87a4f11b034cadf0e9e5ac8737f28
diff --git a/platform/msm_shared/include/mdp5.h b/platform/msm_shared/include/mdp5.h
index 4426f90..dd5132f 100644
--- a/platform/msm_shared/include/mdp5.h
+++ b/platform/msm_shared/include/mdp5.h
@@ -81,6 +81,7 @@
 #define MDSS_MDP_HW_REV_105    MDSS_MDP_REV(1, 5, 0) /* 8994 v1.0 */
 #define MDSS_MDP_HW_REV_106    MDSS_MDP_REV(1, 6, 0) /* 8916 v1.0 */
 #define MDSS_MDP_HW_REV_108    MDSS_MDP_REV(1, 8, 0) /* 8939 v1.0 */
+#define MDSS_MDP_HW_REV_109    MDSS_MDP_REV(1, 9, 0) /* 8994 v2.0 */
 #define MDSS_MDP_HW_REV_200    MDSS_MDP_REV(2, 0, 0) /* 8092 v1.0 */
 
 #define MDSS_MAX_LINE_BUF_WIDTH 2048