diff --git a/arch/arm/include/asm/arch-am33xx/clock.h b/arch/arm/include/asm/arch-am33xx/clock.h
index 5d77590..79e3b8c 100644
--- a/arch/arm/include/asm/arch-am33xx/clock.h
+++ b/arch/arm/include/asm/arch-am33xx/clock.h
@@ -78,6 +78,18 @@
 #define CM_CLKSEL_DPLL_N_SHIFT			0
 #define CM_CLKSEL_DPLL_N_MASK			0x7F
 
+/* CM_SSC_DELTAM_DPLL */
+#define CM_SSC_DELTAM_DPLL_FRAC_SHIFT		0
+#define CM_SSC_DELTAM_DPLL_FRAC_MASK		GENMASK(17, 0)
+#define CM_SSC_DELTAM_DPLL_INT_SHIFT		18
+#define CM_SSC_DELTAM_DPLL_INT_MASK		GENMASK(19, 18)
+
+/* CM_SSC_MODFREQ_DPLL */
+#define CM_SSC_MODFREQ_DPLL_MANT_SHIFT		0
+#define CM_SSC_MODFREQ_DPLL_MANT_MASK		GENMASK(6, 0)
+#define CM_SSC_MODFREQ_DPLL_EXP_SHIFT		7
+#define CM_SSC_MODFREQ_DPLL_EXP_MASK		GENMASK(10, 8)
+
 struct dpll_params {
 	u32 m;
 	u32 n;