diff --git a/arch/arm/src/samv7/sam_qencoder.c b/arch/arm/src/samv7/sam_qencoder.c
index 690366b957..5f125057d9 100644
--- a/arch/arm/src/samv7/sam_qencoder.c
+++ b/arch/arm/src/samv7/sam_qencoder.c
@@ -118,7 +118,7 @@ static struct sam_lowerhalf_s g_tc0lower =
 static struct sam_lowerhalf_s g_tc1lower =
 {
   .ops      = &g_qecallbacks,
-  .timid    = 1,
+  .tcid     = 1,
   .inuse    = false,
 };
 #endif
diff --git a/arch/arm/src/samv7/sam_tc.c b/arch/arm/src/samv7/sam_tc.c
index 7f77b6f345..81a49bc5be 100644
--- a/arch/arm/src/samv7/sam_tc.c
+++ b/arch/arm/src/samv7/sam_tc.c
@@ -514,7 +514,7 @@ static struct sam_tc_s g_tc345 =
 static struct sam_tc_s g_tc678 =
 {
   .lock    = NXMUTEX_INITIALIZER,
-  .base    = SAM_TC789_BASE,
+  .base    = SAM_TC678_BASE,
   .tc      = 2,
 };
 #endif