board/ti/ks2_evm/ddr3_k2l.c

   1 /*
   2  * Keystone2: DDR3 initialization
   3  *
   4  * (C) Copyright 2014
   5  *     Texas Instruments Incorporated, <www.ti.com>
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9
  10 #include <common.h>
  11 #include "ddr3_cfg.h"
  12 #include <asm/arch/ddr3.h>
  13
  14 static struct pll_init_data ddr3_400 = DDR3_PLL_400;
  15
  16 u32 ddr3_init(void)
  17 {
  18         init_pll(&ddr3_400);
  19
  20         /* No SO-DIMM, 2GB discreet DDR */
  21         printf("DRAM: 2 GiB\n");
  22
  23         /* Reset DDR3 PHY after PLL enabled */
  24         ddr3_reset_ddrphy();
  25
  26         ddr3_init_ddrphy(KS2_DDR3A_DDRPHYC, &ddr3phy_1600_2g);
  27         ddr3_init_ddremif(KS2_DDR3A_EMIF_CTRL_BASE, &ddr3_1600_2g);
  28
  29         return 2;
  30 }