int scpi_ddr_init(u32 dram_speed_bin, u32 freq, u32 lcdc_type,
u32 addr_mcu_el3);
int scpi_ddr_set_clk_rate(u32 rate, u32 lcdc_type);
+int scpi_ddr_send_timing(u32 *p, u32 size);
int scpi_ddr_round_rate(u32 m_hz);
int scpi_ddr_set_auto_self_refresh(u32 en);
int scpi_ddr_bandwidth_get(struct ddr_bw_info *ddr_bw_ch0,