LXR uboot/board/freescale/ls1088a/ddr.h

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * Copyright 2017 NXP
   4 */
   5
   6#ifndef __LS1088A_DDR_H__
   7#define __LS1088A_DDR_H__
   8struct board_specific_parameters {
   9        u32 n_ranks;
  10        u32 datarate_mhz_high;
  11        u32 rank_gb;
  12        u32 clk_adjust;
  13        u32 wrlvl_start;
  14        u32 wrlvl_ctl_2;
  15        u32 wrlvl_ctl_3;
  16};
  17
  18/*
  19 * These tables contain all valid speeds we want to override with board
  20 * specific parameters. datarate_mhz_high values need to be in ascending order
  21 * for each n_ranks group.
  22 */
  23
  24static const struct board_specific_parameters udimm0[] = {
  25        /*
  26         * memory controller 0
  27         *   num|  hi| rank|  clk| wrlvl |   wrlvl   |  wrlvl
  28         * ranks| mhz| GB  |adjst| start |   ctl2    |  ctl3
  29         */
  30#if defined(CONFIG_TARGET_LS1088ARDB)
  31
  32        {2,  1666, 0, 8,     8, 0x090A0B0E, 0x0F10110D,},
  33        {2,  1900, 0, 8,     9, 0x0A0B0C10, 0x1112140E,},
  34        {2,  2300, 0, 8,     9, 0x0A0C0E11, 0x1214160F,},
  35        {}
  36#elif defined(CONFIG_TARGET_LS1088AQDS)
  37        {2,  1666, 0, 8,     8, 0x0A0A0C0E, 0x0F10110C,},
  38        {2,  1900, 0, 8,     9, 0x0A0B0C10, 0x1112140E,},
  39        {2,  2300, 0, 4,     9, 0x0A0C0D11, 0x1214150E,},
  40        {}
  41
  42#endif
  43};
  44
  45static const struct board_specific_parameters *udimms[] = {
  46        udimm0,
  47};
  48#endif
  49