const struct mx6sl_iomux_ddr_regs *,
const struct mx6sl_iomux_grp_regs *);
+#if defined(CONFIG_MX6QDL) || defined(CONFIG_MX6Q) || defined(CONFIG_MX6D)
+int mmdc_do_write_level_calibration(void);
+int mmdc_do_dqs_calibration(void);
+#endif
+
/* configure mx6 mmdc registers */
void mx6_dram_cfg(const struct mx6_ddr_sysinfo *,
const struct mx6_mmdc_calibration *,