board/logicpd/zoom1/zoom1.c

   1 /*
   2  * (C) Copyright 2004-2008
   3  * Texas Instruments, <www.ti.com>
   4  *
   5  * Author :
   6  *      Nishanth Menon <nm@ti.com>
   7  *
   8  * Derived from Beagle Board and 3430 SDP code by
   9  *      Sunil Kumar <sunilsaini05@gmail.com>
  10  *      Shashi Ranjan <shashiranjanmca05@gmail.com>
  11  *      Richard Woodruff <r-woodruff2@ti.com>
  12  *      Syed Mohammed Khasim <khasim@ti.com>
  13  *
  14  *
  15  * SPDX-License-Identifier:     GPL-2.0+
  16  */
  17 #include <common.h>
  18 #include <dm.h>
  19 #include <ns16550.h>
  20 #include <netdev.h>
  21 #include <twl4030.h>
  22 #include <asm/io.h>
  23 #include <asm/arch/mem.h>
  24 #include <asm/arch/mmc_host_def.h>
  25 #include <asm/arch/mux.h>
  26 #include <asm/arch/sys_proto.h>
  27 #include <asm/mach-types.h>
  28 #include "zoom1.h"
  29
  30 DECLARE_GLOBAL_DATA_PTR;
  31
  32 /* gpmc_cfg is initialized by gpmc_init and we use it here */
  33 extern struct gpmc *gpmc_cfg;
  34
  35 /* GPMC definitions for Ethenet Controller LAN9211 */
  36 static const u32 gpmc_lab_enet[] = {
  37         ZOOM1_ENET_GPMC_CONF1,
  38         ZOOM1_ENET_GPMC_CONF2,
  39         ZOOM1_ENET_GPMC_CONF3,
  40         ZOOM1_ENET_GPMC_CONF4,
  41         ZOOM1_ENET_GPMC_CONF5,
  42         ZOOM1_ENET_GPMC_CONF6,
  43         /*CONF7- computed as params */
  44 };
  45
  46 static const struct ns16550_platdata zoom1_serial = {
  47         OMAP34XX_UART3,
  48         2,
  49         V_NS16550_CLK
  50 };
  51
  52 U_BOOT_DEVICE(zoom1_uart) = {
  53         "serial_omap",
  54         &zoom1_serial
  55 };
  56
  57 /*
  58  * Routine: board_init
  59  * Description: Early hardware init.
  60  */
  61 int board_init(void)
  62 {
  63         gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
  64         /* CS1 is Ethernet LAN9211 */
  65         enable_gpmc_cs_config(gpmc_lab_enet, &gpmc_cfg->cs[1],
  66                               DEBUG_BASE, GPMC_SIZE_16M);
  67         /* board id for Linux */
  68         gd->bd->bi_arch_number = MACH_TYPE_OMAP_LDP;
  69         /* boot param addr */
  70         gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
  71
  72         return 0;
  73 }
  74
  75 /*
  76  * Routine: misc_init_r
  77  * Description: Configure zoom board specific configurations
  78  */
  79 int misc_init_r(void)
  80 {
  81         twl4030_power_init();
  82         twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON);
  83         dieid_num_r();
  84
  85         /*
  86          * Board Reset
  87          * The board is reset by holding the red button on the
  88          * top right front face for eight seconds.
  89          */
  90         twl4030_power_reset_init();
  91
  92         return 0;
  93 }
  94
  95 /*
  96  * Routine: set_muxconf_regs
  97  * Description: Setting up the configuration Mux registers specific to the
  98  *              hardware. Many pins need to be moved from protect to primary
  99  *              mode.
 100  */
 101 void set_muxconf_regs(void)
 102 {
 103         /* platform specific muxes */
 104         MUX_ZOOM1_MDK();
 105 }
 106
 107 #ifdef CONFIG_GENERIC_MMC
 108 int board_mmc_init(bd_t *bis)
 109 {
 110         return omap_mmc_init(0, 0, 0, -1, -1);
 111 }
 112
 113 void board_mmc_power_init(void)
 114 {
 115         twl4030_power_mmc_init(0);
 116 }
 117 #endif
 118
 119 #ifdef CONFIG_CMD_NET
 120 int board_eth_init(bd_t *bis)
 121 {
 122         int rc = 0;
 123
 124 #ifdef CONFIG_SMC911X
 125 #define STR_ENV_ETHADDR "ethaddr"
 126
 127         struct eth_device *dev;
 128         uchar eth_addr[6];
 129
 130         rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
 131         if (!eth_getenv_enetaddr(STR_ENV_ETHADDR, eth_addr)) {
 132                 dev = eth_get_dev_by_index(0);
 133                 if (dev) {
 134                         eth_setenv_enetaddr(STR_ENV_ETHADDR, dev->enetaddr);
 135                 } else {
 136                         printf("zoom1: Couldn't get eth device\n");
 137                         rc = -1;
 138                 }
 139         }
 140 #endif
 141
 142         return rc;
 143 }
 144 #endif