board/xilinx/zynq/board.c

   1 /*
   2  * (C) Copyright 2012 Michal Simek <monstr@monstr.eu>
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8 #include <fdtdec.h>
   9 #include <fpga.h>
  10 #include <mmc.h>
  11 #include <zynqpl.h>
  12 #include <asm/arch/hardware.h>
  13 #include <asm/arch/sys_proto.h>
  14
  15 DECLARE_GLOBAL_DATA_PTR;
  16
  17 #if (defined(CONFIG_FPGA) && !defined(CONFIG_SPL_BUILD)) || \
  18     (defined(CONFIG_SPL_FPGA_SUPPORT) && defined(CONFIG_SPL_BUILD))
  19 static xilinx_desc fpga;
  20
  21 /* It can be done differently */
  22 static xilinx_desc fpga007s = XILINX_XC7Z007S_DESC(0x7);
  23 static xilinx_desc fpga010 = XILINX_XC7Z010_DESC(0x10);
  24 static xilinx_desc fpga012s = XILINX_XC7Z012S_DESC(0x12);
  25 static xilinx_desc fpga014s = XILINX_XC7Z014S_DESC(0x14);
  26 static xilinx_desc fpga015 = XILINX_XC7Z015_DESC(0x15);
  27 static xilinx_desc fpga020 = XILINX_XC7Z020_DESC(0x20);
  28 static xilinx_desc fpga030 = XILINX_XC7Z030_DESC(0x30);
  29 static xilinx_desc fpga035 = XILINX_XC7Z035_DESC(0x35);
  30 static xilinx_desc fpga045 = XILINX_XC7Z045_DESC(0x45);
  31 static xilinx_desc fpga100 = XILINX_XC7Z100_DESC(0x100);
  32 #endif
  33
  34 int board_init(void)
  35 {
  36 #if (defined(CONFIG_FPGA) && !defined(CONFIG_SPL_BUILD)) || \
  37     (defined(CONFIG_SPL_FPGA_SUPPORT) && defined(CONFIG_SPL_BUILD))
  38         u32 idcode;
  39
  40         idcode = zynq_slcr_get_idcode();
  41
  42         switch (idcode) {
  43         case XILINX_ZYNQ_7007S:
  44                 fpga = fpga007s;
  45                 break;
  46         case XILINX_ZYNQ_7010:
  47                 fpga = fpga010;
  48                 break;
  49         case XILINX_ZYNQ_7012S:
  50                 fpga = fpga012s;
  51                 break;
  52         case XILINX_ZYNQ_7014S:
  53                 fpga = fpga014s;
  54                 break;
  55         case XILINX_ZYNQ_7015:
  56                 fpga = fpga015;
  57                 break;
  58         case XILINX_ZYNQ_7020:
  59                 fpga = fpga020;
  60                 break;
  61         case XILINX_ZYNQ_7030:
  62                 fpga = fpga030;
  63                 break;
  64         case XILINX_ZYNQ_7035:
  65                 fpga = fpga035;
  66                 break;
  67         case XILINX_ZYNQ_7045:
  68                 fpga = fpga045;
  69                 break;
  70         case XILINX_ZYNQ_7100:
  71                 fpga = fpga100;
  72                 break;
  73         }
  74 #endif
  75
  76 #if (defined(CONFIG_FPGA) && !defined(CONFIG_SPL_BUILD)) || \
  77     (defined(CONFIG_SPL_FPGA_SUPPORT) && defined(CONFIG_SPL_BUILD))
  78         fpga_init();
  79         fpga_add(fpga_xilinx, &fpga);
  80 #endif
  81
  82         return 0;
  83 }
  84
  85 int board_late_init(void)
  86 {
  87         switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
  88         case ZYNQ_BM_NOR:
  89                 setenv("modeboot", "norboot");
  90                 break;
  91         case ZYNQ_BM_SD:
  92                 setenv("modeboot", "sdboot");
  93                 break;
  94         case ZYNQ_BM_JTAG:
  95                 setenv("modeboot", "jtagboot");
  96                 break;
  97         default:
  98                 setenv("modeboot", "");
  99                 break;
 100         }
 101
 102         return 0;
 103 }
 104
 105 #ifdef CONFIG_DISPLAY_BOARDINFO
 106 int checkboard(void)
 107 {
 108         puts("Board: Xilinx Zynq\n");
 109         return 0;
 110 }
 111 #endif
 112
 113 int zynq_board_read_rom_ethaddr(unsigned char *ethaddr)
 114 {
 115 #if defined(CONFIG_ZYNQ_GEM_EEPROM_ADDR) && \
 116     defined(CONFIG_ZYNQ_GEM_I2C_MAC_OFFSET)
 117         if (eeprom_read(CONFIG_ZYNQ_GEM_EEPROM_ADDR,
 118                         CONFIG_ZYNQ_GEM_I2C_MAC_OFFSET,
 119                         ethaddr, 6))
 120                 printf("I2C EEPROM MAC address read failed\n");
 121 #endif
 122
 123         return 0;
 124 }
 125
 126 #if !defined(CONFIG_SYS_SDRAM_BASE) && !defined(CONFIG_SYS_SDRAM_SIZE)
 127 void dram_init_banksize(void)
 128 {
 129         fdtdec_setup_memory_banksize();
 130 }
 131
 132 int dram_init(void)
 133 {
 134         if (fdtdec_setup_memory_size() != 0)
 135                 return -EINVAL;
 136
 137         zynq_ddrc_init();
 138
 139         return 0;
 140 }
 141 #else
 142 int dram_init(void)
 143 {
 144         gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
 145
 146         zynq_ddrc_init();
 147
 148         return 0;
 149 }
 150 #endif