Add basic change for v1453

Change-Id: I9497a61bbc3717f66413794a4e7dee0347c0bc33
diff --git a/mbtk/libql_lib_v2_rilv2/ql_adc.c b/mbtk/libql_lib_v2_rilv2/ql_adc.c
new file mode 100755
index 0000000..d3baeaf
--- /dev/null
+++ b/mbtk/libql_lib_v2_rilv2/ql_adc.c
@@ -0,0 +1,35 @@
+#include "ql_adc.h"
+#include "mbtk_adc.h"
+
+
+/*========================================================================
+  FUNCTION:  ql_adc_show
+=========================================================================*/
+/** @brief
+    This function retrieves the ADC voltage value with the specified
+    ADC channel.
+    Support input vol value:
+    ADC0 : 0V-VBAT_BB
+    ADC1 : 0V-VBAT_BB
+
+    @param[in] qadc, adc channel definitions, one value of ADC_CHANNEL_E.
+
+    @return
+    adc value(mv) on success
+    on failure, the return value is -1;
+*/
+/*=======================================================================*/
+int ql_adc_show(ADC_CHANNEL_E qadc)
+{
+    if(qadc >= ADC0 && qadc <= ADC2) {
+        int result = mbtk_adc_get(ADC_DEVICE_AUX, (mbtk_adc_enum)(qadc - 1));
+        if(result < 0) {
+            return -1;
+        } else {
+            return result;
+        }
+    } else {
+        return -1;
+    }
+}
+