diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
index 91a3deb..bdd41b0 100644
--- a/arch/arm/cpu/armv7/mx6/soc.c
+++ b/arch/arm/cpu/armv7/mx6/soc.c
@@ -278,7 +278,10 @@
 	reg = readl(&mxc_ccm->ccdr);
 
 	/* Clear MMDC channel mask */
-	reg &= ~(MXC_CCM_CCDR_MMDC_CH1_HS_MASK | MXC_CCM_CCDR_MMDC_CH0_HS_MASK);
+	if (is_cpu_type(MXC_CPU_MX6SX) || is_cpu_type(MXC_CPU_MX6UL) || is_cpu_type(MXC_CPU_MX6SL))
+		reg &= ~(MXC_CCM_CCDR_MMDC_CH1_HS_MASK);
+	else
+		reg &= ~(MXC_CCM_CCDR_MMDC_CH1_HS_MASK | MXC_CCM_CCDR_MMDC_CH0_HS_MASK);
 	writel(reg, &mxc_ccm->ccdr);
 }