diff --git a/src/platform/cannonlake/include/platform/lib/clk.h b/src/platform/cannonlake/include/platform/lib/clk.h
index c423c4e9c..61fbbd53f 100644
--- a/src/platform/cannonlake/include/platform/lib/clk.h
+++ b/src/platform/cannonlake/include/platform/lib/clk.h
@@ -16,10 +16,14 @@
 
 #define CLK_MAX_CPU_HZ	400000000
 
+#define CPU_LPRO_FREQ_IDX 0
+
+#define CPU_HPRO_FREQ_IDX 1
+
 #if CONFIG_CAVS_LPRO
-#define CPU_DEFAULT_IDX	0
+#define CPU_DEFAULT_IDX CPU_LPRO_FREQ_IDX
 #else
-#define CPU_DEFAULT_IDX	1
+#define CPU_DEFAULT_IDX CPU_HPRO_FREQ_IDX
 #endif
 
 #define SSP_DEFAULT_IDX	0
diff --git a/src/platform/icelake/include/platform/lib/clk.h b/src/platform/icelake/include/platform/lib/clk.h
index ed4ad42d0..dc13be94b 100644
--- a/src/platform/icelake/include/platform/lib/clk.h
+++ b/src/platform/icelake/include/platform/lib/clk.h
@@ -16,7 +16,11 @@
 
 #define CLK_MAX_CPU_HZ	400000000
 
-#define CPU_DEFAULT_IDX	1
+#define CPU_LPRO_FREQ_IDX 0
+
+#define CPU_HPRO_FREQ_IDX 1
+
+#define CPU_DEFAULT_IDX CPU_HPRO_FREQ_IDX
 
 #define SSP_DEFAULT_IDX	1
 
diff --git a/src/platform/suecreek/include/platform/lib/clk.h b/src/platform/suecreek/include/platform/lib/clk.h
index e251a319a..eb39bb31f 100644
--- a/src/platform/suecreek/include/platform/lib/clk.h
+++ b/src/platform/suecreek/include/platform/lib/clk.h
@@ -16,7 +16,11 @@
 
 #define CLK_MAX_CPU_HZ	400000000
 
-#define CPU_DEFAULT_IDX	1
+#define CPU_LPRO_FREQ_IDX 0
+
+#define CPU_HPRO_FREQ_IDX 1
+
+#define CPU_DEFAULT_IDX CPU_HPRO_FREQ_IDX
 
 #define SSP_DEFAULT_IDX	0
 
diff --git a/src/platform/tigerlake/include/platform/lib/clk.h b/src/platform/tigerlake/include/platform/lib/clk.h
index ed4ad42d0..dc13be94b 100644
--- a/src/platform/tigerlake/include/platform/lib/clk.h
+++ b/src/platform/tigerlake/include/platform/lib/clk.h
@@ -16,7 +16,11 @@
 
 #define CLK_MAX_CPU_HZ	400000000
 
-#define CPU_DEFAULT_IDX	1
+#define CPU_LPRO_FREQ_IDX 0
+
+#define CPU_HPRO_FREQ_IDX 1
+
+#define CPU_DEFAULT_IDX CPU_HPRO_FREQ_IDX
 
 #define SSP_DEFAULT_IDX	1