arch/arm/mach-uniphier/boards.c

   1 /*
   2  * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8 #include <libfdt.h>
   9 #include <linux/kernel.h>
  10 #include <mach/init.h>
  11
  12 DECLARE_GLOBAL_DATA_PTR;
  13
  14 #if defined(CONFIG_ARCH_UNIPHIER_PH1_SLD3)
  15 static const struct uniphier_board_data ph1_sld3_data = {
  16         .dram_ch0_base  = 0x80000000,
  17         .dram_ch0_size  = 0x20000000,
  18         .dram_ch0_width = 32,
  19         .dram_ch1_base  = 0xc0000000,
  20         .dram_ch1_size  = 0x20000000,
  21         .dram_ch1_width = 16,
  22         .dram_ch2_base  = 0xc0000000,
  23         .dram_ch2_size  = 0x10000000,
  24         .dram_ch2_width = 16,
  25         .dram_freq      = 1600,
  26 };
  27 #endif
  28
  29 #if defined(CONFIG_ARCH_UNIPHIER_PH1_LD4)
  30 static const struct uniphier_board_data ph1_ld4_data = {
  31         .dram_ch0_base  = 0x80000000,
  32         .dram_ch0_size  = 0x10000000,
  33         .dram_ch0_width = 16,
  34         .dram_ch1_base  = 0x90000000,
  35         .dram_ch1_size  = 0x10000000,
  36         .dram_ch1_width = 16,
  37         .dram_freq      = 1600,
  38 };
  39 #endif
  40
  41 #if defined(CONFIG_ARCH_UNIPHIER_PH1_PRO4)
  42 static const struct uniphier_board_data ph1_pro4_data = {
  43         .dram_ch0_base  = 0x80000000,
  44         .dram_ch0_size  = 0x20000000,
  45         .dram_ch0_width = 32,
  46         .dram_ch1_base  = 0xa0000000,
  47         .dram_ch1_size  = 0x20000000,
  48         .dram_ch1_width = 32,
  49         .dram_freq      = 1600,
  50 };
  51 #endif
  52
  53 #if defined(CONFIG_ARCH_UNIPHIER_PH1_SLD8)
  54 static const struct uniphier_board_data ph1_sld8_data = {
  55         .dram_ch0_base  = 0x80000000,
  56         .dram_ch0_size  = 0x10000000,
  57         .dram_ch0_width = 16,
  58         .dram_ch1_base  = 0x90000000,
  59         .dram_ch1_size  = 0x10000000,
  60         .dram_ch1_width = 16,
  61         .dram_freq      = 1333,
  62 };
  63 #endif
  64
  65 #if defined(CONFIG_ARCH_UNIPHIER_PH1_PRO5)
  66 static const struct uniphier_board_data ph1_pro5_data = {
  67         .dram_ch0_base  = 0x80000000,
  68         .dram_ch0_size  = 0x20000000,
  69         .dram_ch0_width = 32,
  70         .dram_ch1_base  = 0xa0000000,
  71         .dram_ch1_size  = 0x20000000,
  72         .dram_ch1_width = 32,
  73         .dram_freq      = 1866,
  74 };
  75 #endif
  76
  77 #if defined(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) || \
  78         defined(CONFIG_ARCH_UNIPHIER_PH1_LD6B)
  79 static const struct uniphier_board_data proxstream2_data = {
  80         .dram_ch0_base  = 0x80000000,
  81         .dram_ch0_size  = 0x40000000,
  82         .dram_ch0_width = 32,
  83         .dram_ch1_base  = 0xc0000000,
  84         .dram_ch1_size  = 0x20000000,
  85         .dram_ch1_width = 32,
  86         .dram_ch2_base  = 0xe0000000,
  87         .dram_ch2_size  = 0x20000000,
  88         .dram_ch2_width = 16,
  89         .dram_freq      = 1866,
  90 };
  91 #endif
  92
  93 struct uniphier_board_id {
  94         const char *compatible;
  95         const struct uniphier_board_data *param;
  96 };
  97
  98 static const struct uniphier_board_id uniphier_boards[] = {
  99 #if defined(CONFIG_ARCH_UNIPHIER_PH1_SLD3)
 100         { "socionext,ph1-sld3", &ph1_sld3_data, },
 101 #endif
 102 #if defined(CONFIG_ARCH_UNIPHIER_PH1_LD4)
 103         { "socionext,ph1-ld4", &ph1_ld4_data, },
 104 #endif
 105 #if defined(CONFIG_ARCH_UNIPHIER_PH1_PRO4)
 106         { "socionext,ph1-pro4", &ph1_pro4_data, },
 107 #endif
 108 #if defined(CONFIG_ARCH_UNIPHIER_PH1_SLD8)
 109         { "socionext,ph1-sld8", &ph1_sld8_data, },
 110 #endif
 111 #if defined(CONFIG_ARCH_UNIPHIER_PH1_PRO5)
 112         { "socionext,ph1-pro5", &ph1_pro5_data, },
 113 #endif
 114 #if defined(CONFIG_ARCH_UNIPHIER_PROXSTREAM2)
 115         { "socionext,proxstream2", &proxstream2_data, },
 116 #endif
 117 #if defined(CONFIG_ARCH_UNIPHIER_PH1_LD6B)
 118         { "socionext,ph1-ld6b", &proxstream2_data, },
 119 #endif
 120 };
 121
 122 const struct uniphier_board_data *uniphier_get_board_param(void)
 123 {
 124         int i;
 125
 126         for (i = 0; i < ARRAY_SIZE(uniphier_boards); i++) {
 127                 if (!fdt_node_check_compatible(gd->fdt_blob, 0,
 128                                                uniphier_boards[i].compatible))
 129                         return uniphier_boards[i].param;
 130         }
 131
 132         return NULL;
 133 }