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 <netdev.h>
  10 #include <zynqpl.h>
  11 #include <asm/arch/hardware.h>
  12 #include <asm/arch/sys_proto.h>
  13
  14 DECLARE_GLOBAL_DATA_PTR;
  15
  16 #ifdef CONFIG_FPGA
  17 xilinx_desc fpga;
  18
  19 /* It can be done differently */
  20 xilinx_desc fpga010 = XILINX_XC7Z010_DESC(0x10);
  21 xilinx_desc fpga015 = XILINX_XC7Z015_DESC(0x15);
  22 xilinx_desc fpga020 = XILINX_XC7Z020_DESC(0x20);
  23 xilinx_desc fpga030 = XILINX_XC7Z030_DESC(0x30);
  24 xilinx_desc fpga045 = XILINX_XC7Z045_DESC(0x45);
  25 xilinx_desc fpga100 = XILINX_XC7Z100_DESC(0x100);
  26 #endif
  27
  28 int board_init(void)
  29 {
  30 #ifdef CONFIG_FPGA
  31         u32 idcode;
  32
  33         idcode = zynq_slcr_get_idcode();
  34
  35         switch (idcode) {
  36         case XILINX_ZYNQ_7010:
  37                 fpga = fpga010;
  38                 break;
  39         case XILINX_ZYNQ_7015:
  40                 fpga = fpga015;
  41                 break;
  42         case XILINX_ZYNQ_7020:
  43                 fpga = fpga020;
  44                 break;
  45         case XILINX_ZYNQ_7030:
  46                 fpga = fpga030;
  47                 break;
  48         case XILINX_ZYNQ_7045:
  49                 fpga = fpga045;
  50                 break;
  51         case XILINX_ZYNQ_7100:
  52                 fpga = fpga100;
  53                 break;
  54         }
  55 #endif
  56
  57 #ifdef CONFIG_FPGA
  58         fpga_init();
  59         fpga_add(fpga_xilinx, &fpga);
  60 #endif
  61
  62         return 0;
  63 }
  64
  65 int board_late_init(void)
  66 {
  67         switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
  68         case ZYNQ_BM_NOR:
  69                 setenv("modeboot", "norboot");
  70                 break;
  71         case ZYNQ_BM_SD:
  72                 setenv("modeboot", "sdboot");
  73                 break;
  74         case ZYNQ_BM_JTAG:
  75                 setenv("modeboot", "jtagboot");
  76                 break;
  77         default:
  78                 setenv("modeboot", "");
  79                 break;
  80         }
  81
  82         return 0;
  83 }
  84
  85 int board_eth_init(bd_t *bis)
  86 {
  87         u32 ret = 0;
  88
  89 #ifdef CONFIG_XILINX_AXIEMAC
  90         ret |= xilinx_axiemac_initialize(bis, XILINX_AXIEMAC_BASEADDR,
  91                                                 XILINX_AXIDMA_BASEADDR);
  92 #endif
  93 #ifdef CONFIG_XILINX_EMACLITE
  94         u32 txpp = 0;
  95         u32 rxpp = 0;
  96 # ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
  97         txpp = 1;
  98 # endif
  99 # ifdef CONFIG_XILINX_EMACLITE_RX_PING_PONG
 100         rxpp = 1;
 101 # endif
 102         ret |= xilinx_emaclite_initialize(bis, XILINX_EMACLITE_BASEADDR,
 103                         txpp, rxpp);
 104 #endif
 105
 106 #if defined(CONFIG_ZYNQ_GEM)
 107 # if defined(CONFIG_ZYNQ_GEM0)
 108         ret |= zynq_gem_initialize(bis, ZYNQ_GEM_BASEADDR0,
 109                                                 CONFIG_ZYNQ_GEM_PHY_ADDR0, 0);
 110 # endif
 111 # if defined(CONFIG_ZYNQ_GEM1)
 112         ret |= zynq_gem_initialize(bis, ZYNQ_GEM_BASEADDR1,
 113                                                 CONFIG_ZYNQ_GEM_PHY_ADDR1, 0);
 114 # endif
 115 #endif
 116         return ret;
 117 }
 118
 119 #ifdef CONFIG_CMD_MMC
 120 int board_mmc_init(bd_t *bd)
 121 {
 122         int ret = 0;
 123
 124 #if defined(CONFIG_ZYNQ_SDHCI)
 125 # if defined(CONFIG_ZYNQ_SDHCI0)
 126         ret = zynq_sdhci_init(ZYNQ_SDHCI_BASEADDR0);
 127 # endif
 128 # if defined(CONFIG_ZYNQ_SDHCI1)
 129         ret |= zynq_sdhci_init(ZYNQ_SDHCI_BASEADDR1);
 130 # endif
 131 #endif
 132         return ret;
 133 }
 134 #endif
 135
 136 int dram_init(void)
 137 {
 138 #ifdef CONFIG_OF_CONTROL
 139         int node;
 140         fdt_addr_t addr;
 141         fdt_size_t size;
 142         const void *blob = gd->fdt_blob;
 143
 144         node = fdt_node_offset_by_prop_value(blob, -1, "device_type",
 145                                              "memory", 7);
 146         if (node == -FDT_ERR_NOTFOUND) {
 147                 debug("ZYNQ DRAM: Can't get memory node\n");
 148                 return -1;
 149         }
 150         addr = fdtdec_get_addr_size(blob, node, "reg", &size);
 151         if (addr == FDT_ADDR_T_NONE || size == 0) {
 152                 debug("ZYNQ DRAM: Can't get base address or size\n");
 153                 return -1;
 154         }
 155         gd->ram_size = size;
 156 #else
 157         gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
 158 #endif
 159         zynq_ddrc_init();
 160
 161         return 0;
 162 }