board/ti/ks2_evm/board_k2e.c

   1 /*
   2  * K2E EVM : Board initialization
   3  *
   4  * (C) Copyright 2014
   5  *     Texas Instruments Incorporated, <www.ti.com>
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9
  10 #include <common.h>
  11 #include <asm/arch/ddr3.h>
  12 #include <asm/arch/hardware.h>
  13 #include <asm/ti-common/keystone_net.h>
  14
  15 DECLARE_GLOBAL_DATA_PTR;
  16
  17 unsigned int external_clk[ext_clk_count] = {
  18         [sys_clk]       = 100000000,
  19         [alt_core_clk]  = 100000000,
  20         [pa_clk]        = 100000000,
  21         [ddr3a_clk]     = 100000000,
  22 };
  23
  24 static struct pll_init_data core_pll_config[NUM_SPDS] = {
  25         [SPD800]        = CORE_PLL_800,
  26         [SPD850]        = CORE_PLL_850,
  27         [SPD1000]       = CORE_PLL_1000,
  28         [SPD1250]       = CORE_PLL_1250,
  29         [SPD1350]       = CORE_PLL_1350,
  30         [SPD1400]       = CORE_PLL_1400,
  31         [SPD1500]       = CORE_PLL_1500,
  32 };
  33
  34 /* DEV and ARM speed definitions as specified in DEVSPEED register */
  35 int speeds[DEVSPEED_NUMSPDS] = {
  36         SPD850,
  37         SPD1000,
  38         SPD1250,
  39         SPD1350,
  40         SPD1400,
  41         SPD1500,
  42         SPD1400,
  43         SPD1350,
  44         SPD1250,
  45         SPD1000,
  46         SPD850,
  47         SPD800,
  48 };
  49
  50 s16 divn_val[16] = {
  51         0, 0, 1, 4, 23, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
  52 };
  53
  54 static struct pll_init_data pa_pll_config =
  55         PASS_PLL_1000;
  56
  57 struct pll_init_data *get_pll_init_data(int pll)
  58 {
  59         int speed;
  60         struct pll_init_data *data;
  61
  62         switch (pll) {
  63         case MAIN_PLL:
  64                 speed = get_max_dev_speed();
  65                 data = &core_pll_config[speed];
  66                 break;
  67         case PASS_PLL:
  68                 data = &pa_pll_config;
  69                 break;
  70         default:
  71                 data = NULL;
  72         }
  73
  74         return data;
  75 }
  76
  77 #ifdef CONFIG_DRIVER_TI_KEYSTONE_NET
  78 struct eth_priv_t eth_priv_cfg[] = {
  79         {
  80                 .int_name        = "K2E_EMAC0",
  81                 .rx_flow         = 0,
  82                 .phy_addr        = 0,
  83                 .slave_port      = 1,
  84                 .sgmii_link_type = SGMII_LINK_MAC_PHY,
  85         },
  86         {
  87                 .int_name        = "K2E_EMAC1",
  88                 .rx_flow         = 8,
  89                 .phy_addr        = 1,
  90                 .slave_port      = 2,
  91                 .sgmii_link_type = SGMII_LINK_MAC_PHY,
  92         },
  93         {
  94                 .int_name        = "K2E_EMAC2",
  95                 .rx_flow         = 16,
  96                 .phy_addr        = 2,
  97                 .slave_port      = 3,
  98                 .sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
  99         },
 100         {
 101                 .int_name        = "K2E_EMAC3",
 102                 .rx_flow         = 24,
 103                 .phy_addr        = 3,
 104                 .slave_port      = 4,
 105                 .sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
 106         },
 107         {
 108                 .int_name        = "K2E_EMAC4",
 109                 .rx_flow         = 32,
 110                 .phy_addr        = 4,
 111                 .slave_port      = 5,
 112                 .sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
 113         },
 114         {
 115                 .int_name        = "K2E_EMAC5",
 116                 .rx_flow         = 40,
 117                 .phy_addr        = 5,
 118                 .slave_port      = 6,
 119                 .sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
 120         },
 121         {
 122                 .int_name        = "K2E_EMAC6",
 123                 .rx_flow         = 48,
 124                 .phy_addr        = 6,
 125                 .slave_port      = 7,
 126                 .sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
 127         },
 128         {
 129                 .int_name        = "K2E_EMAC7",
 130                 .rx_flow         = 56,
 131                 .phy_addr        = 7,
 132                 .slave_port      = 8,
 133                 .sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
 134         },
 135 };
 136
 137 int get_num_eth_ports(void)
 138 {
 139         return sizeof(eth_priv_cfg) / sizeof(struct eth_priv_t);
 140 }
 141 #endif
 142
 143 #if defined(CONFIG_BOARD_EARLY_INIT_F)
 144 int board_early_init_f(void)
 145 {
 146         init_plls();
 147
 148         return 0;
 149 }
 150 #endif
 151
 152 #ifdef CONFIG_SPL_BUILD
 153 void spl_init_keystone_plls(void)
 154 {
 155         init_plls();
 156 }
 157 #endif