LXR uboot/arch/arm/mach-uniphier/boards.c

   1/*
   2 * Copyright (C) 2015-2016 Socionext Inc.
   3 *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
   4 *
   5 * SPDX-License-Identifier:     GPL-2.0+
   6 */
   7
   8#include <common.h>
   9#include <libfdt.h>
  10#include <linux/kernel.h>
  11
  12#include "init.h"
  13
  14DECLARE_GLOBAL_DATA_PTR;
  15
  16#if defined(CONFIG_ARCH_UNIPHIER_LD4)
  17static const struct uniphier_board_data uniphier_ld4_data = {
  18        .dram_freq = 1600,
  19        .dram_ch[0] = {
  20                .size = 0x10000000,
  21                .width = 16,
  22        },
  23        .dram_ch[1] = {
  24                .size = 0x10000000,
  25                .width = 16,
  26        },
  27        .flags = UNIPHIER_BD_DDR3PLUS,
  28};
  29#endif
  30
  31#if defined(CONFIG_ARCH_UNIPHIER_PRO4)
  32/* 1GB RAM board */
  33static const struct uniphier_board_data uniphier_pro4_data = {
  34        .dram_freq = 1600,
  35        .dram_ch[0] = {
  36                .size = 0x20000000,
  37                .width = 32,
  38        },
  39        .dram_ch[1] = {
  40                .size = 0x20000000,
  41                .width = 32,
  42        },
  43};
  44
  45/* 2GB RAM board */
  46static const struct uniphier_board_data uniphier_pro4_2g_data = {
  47        .dram_freq = 1600,
  48        .dram_ch[0] = {
  49                .size = 0x40000000,
  50                .width = 32,
  51        },
  52        .dram_ch[1] = {
  53                .size = 0x40000000,
  54                .width = 32,
  55        },
  56};
  57#endif
  58
  59#if defined(CONFIG_ARCH_UNIPHIER_SLD8)
  60static const struct uniphier_board_data uniphier_sld8_data = {
  61        .dram_freq = 1333,
  62        .dram_ch[0] = {
  63                .size = 0x10000000,
  64                .width = 16,
  65        },
  66        .dram_ch[1] = {
  67                .size = 0x10000000,
  68                .width = 16,
  69        },
  70        .flags = UNIPHIER_BD_DDR3PLUS,
  71};
  72#endif
  73
  74#if defined(CONFIG_ARCH_UNIPHIER_PRO5)
  75static const struct uniphier_board_data uniphier_pro5_data = {
  76        .dram_freq = 1866,
  77        .dram_ch[0] = {
  78                .size = 0x20000000,
  79                .width = 32,
  80        },
  81        .dram_ch[1] = {
  82                .size = 0x20000000,
  83                .width = 32,
  84        },
  85};
  86#endif
  87
  88#if defined(CONFIG_ARCH_UNIPHIER_PXS2)
  89static const struct uniphier_board_data uniphier_pxs2_data = {
  90        .dram_freq = 2133,
  91        .dram_ch[0] = {
  92                .size = 0x40000000,
  93                .width = 32,
  94        },
  95        .dram_ch[1] = {
  96                .size = 0x20000000,
  97                .width = 32,
  98        },
  99        .dram_ch[2] = {
 100                .size = 0x20000000,
 101                .width = 16,
 102        },
 103};
 104#endif
 105
 106#if defined(CONFIG_ARCH_UNIPHIER_LD6B)
 107static const struct uniphier_board_data uniphier_ld6b_data = {
 108        .dram_freq = 1866,
 109        .dram_ch[0] = {
 110                .size = 0x40000000,
 111                .width = 32,
 112        },
 113        .dram_ch[1] = {
 114                .size = 0x20000000,
 115                .width = 32,
 116        },
 117        .dram_ch[2] = {
 118                .size = 0x20000000,
 119                .width = 16,
 120        },
 121};
 122#endif
 123
 124struct uniphier_board_id {
 125        const char *compatible;
 126        const struct uniphier_board_data *param;
 127};
 128
 129static const struct uniphier_board_id uniphier_boards[] = {
 130#if defined(CONFIG_ARCH_UNIPHIER_LD4)
 131        { "socionext,uniphier-ld4", &uniphier_ld4_data, },
 132#endif
 133#if defined(CONFIG_ARCH_UNIPHIER_PRO4)
 134        { "socionext,uniphier-pro4-ace", &uniphier_pro4_2g_data, },
 135        { "socionext,uniphier-pro4-sanji", &uniphier_pro4_2g_data, },
 136        { "socionext,uniphier-pro4", &uniphier_pro4_data, },
 137#endif
 138#if defined(CONFIG_ARCH_UNIPHIER_SLD8)
 139        { "socionext,uniphier-sld8", &uniphier_sld8_data, },
 140#endif
 141#if defined(CONFIG_ARCH_UNIPHIER_PRO5)
 142        { "socionext,uniphier-pro5", &uniphier_pro5_data, },
 143#endif
 144#if defined(CONFIG_ARCH_UNIPHIER_PXS2)
 145        { "socionext,uniphier-pxs2", &uniphier_pxs2_data, },
 146#endif
 147#if defined(CONFIG_ARCH_UNIPHIER_LD6B)
 148        { "socionext,uniphier-ld6b", &uniphier_ld6b_data, },
 149#endif
 150};
 151
 152const struct uniphier_board_data *uniphier_get_board_param(void)
 153{
 154        int i;
 155
 156        for (i = 0; i < ARRAY_SIZE(uniphier_boards); i++) {
 157                if (!fdt_node_check_compatible(gd->fdt_blob, 0,
 158                                               uniphier_boards[i].compatible))
 159                        return uniphier_boards[i].param;
 160        }
 161
 162        return NULL;
 163}
 164