drivers/ddr/marvell/a38x/ddr3_a38x_training.c

   1 /*
   2  * Copyright (C) Marvell International Ltd. and its affiliates
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0
   5  */
   6
   7 #include <common.h>
   8 #include <i2c.h>
   9 #include <spl.h>
  10 #include <asm/io.h>
  11 #include <asm/arch/cpu.h>
  12 #include <asm/arch/soc.h>
  13
  14 #include "ddr3_init.h"
  15
  16 /*
  17  * Name:     ddr3_tip_init_silicon
  18  * Desc:     initiate silicon parameters
  19  * Args:
  20  * Notes:
  21  * Returns:  required value
  22  */
  23 int ddr3_silicon_init(void)
  24 {
  25         int status;
  26         static int init_done;
  27
  28         if (init_done == 1)
  29                 return MV_OK;
  30
  31         status = ddr3_tip_init_a38x(0, 0);
  32         if (MV_OK != status) {
  33                 printf("DDR3 A38x silicon init - FAILED 0x%x\n", status);
  34                 return status;
  35         }
  36
  37         init_done = 1;
  38
  39         return MV_OK;
  40 }