target: msm8952: Fix bit-mask used to identify PMIC type

Update the bit mask used to identify the PMIC type for
SDM439 target.

Change-Id: I560ae456667776f9d24d0ef3dbd5ba819189c2ac
Signed-off-by: Ashay Jaiswal <ashayj@codeaurora.org>
diff --git a/target/msm8952/init.c b/target/msm8952/init.c
index a7c3469..b748803 100644
--- a/target/msm8952/init.c
+++ b/target/msm8952/init.c
@@ -294,7 +294,7 @@
 			uint8_t pmi_rev = 0;
 			uint32_t pmi_type = 0;
 
-			pmi_type = board_pmic_target(1) & 0xffff;
+			pmi_type = board_pmic_target(1) & PMIC_TYPE_MASK;
 			if(pmi_type == PMIC_IS_PMI8950)
 			{
 				/* read pmic spare register for rev */
@@ -725,7 +725,7 @@
 uint32_t target_get_pmic()
 {
 	if (target_is_pmi_enabled()) {
-		uint32_t pmi_type = board_pmic_target(1) & 0xffff;
+		uint32_t pmi_type = board_pmic_target(1) & PMIC_TYPE_MASK;
 		if (pmi_type == PMIC_IS_PMI632)
 			return PMIC_IS_PMI632;
 		else