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 <linux/mtd/omap_gpmc.h>
  23 #include <asm/io.h>
  24 #include <asm/arch/mem.h>
  25 #include <asm/arch/mmc_host_def.h>
  26 #include <asm/arch/mux.h>
  27 #include <asm/arch/sys_proto.h>
  28 #include <asm/mach-types.h>
  29 #include "zoom1.h"
  30
  31 DECLARE_GLOBAL_DATA_PTR;
  32
  33 /*
  34  * gpmc_cfg is initialized by gpmc_init and we use it here.
  35  * GPMC definitions for Ethenet Controller LAN9211
  36  */
  37 static const u32 gpmc_lab_enet[] = {
  38         ZOOM1_ENET_GPMC_CONF1,
  39         ZOOM1_ENET_GPMC_CONF2,
  40         ZOOM1_ENET_GPMC_CONF3,
  41         ZOOM1_ENET_GPMC_CONF4,
  42         ZOOM1_ENET_GPMC_CONF5,
  43         ZOOM1_ENET_GPMC_CONF6,
  44         /*CONF7- computed as params */
  45 };
  46
  47 static const struct ns16550_platdata zoom1_serial = {
  48         .base = OMAP34XX_UART3,
  49         .reg_shift = 2,
  50         .clock = V_NS16550_CLK,
  51         .fcr = UART_FCR_DEFVAL,
  52 };
  53
  54 U_BOOT_DEVICE(zoom1_uart) = {
  55         "ns16550_serial",
  56         &zoom1_serial
  57 };
  58
  59 /*
  60  * Routine: board_init
  61  * Description: Early hardware init.
  62  */
  63 int board_init(void)
  64 {
  65         gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
  66         /* CS1 is Ethernet LAN9211 */
  67         enable_gpmc_cs_config(gpmc_lab_enet, &gpmc_cfg->cs[1],
  68                               DEBUG_BASE, GPMC_SIZE_16M);
  69         /* board id for Linux */
  70         gd->bd->bi_arch_number = MACH_TYPE_OMAP_LDP;
  71         /* boot param addr */
  72         gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
  73
  74         return 0;
  75 }
  76
  77 /*
  78  * Routine: misc_init_r
  79  * Description: Configure zoom board specific configurations
  80  */
  81 int misc_init_r(void)
  82 {
  83         twl4030_power_init();
  84         twl4030_led_init(TWL4030_LED_LEDEN_LEDAON | TWL4030_LED_LEDEN_LEDBON);
  85         omap_die_id_display();
  86
  87         /*
  88          * Board Reset
  89          * The board is reset by holding the red button on the
  90          * top right front face for eight seconds.
  91          */
  92         twl4030_power_reset_init();
  93
  94         return 0;
  95 }
  96
  97 /*
  98  * Routine: set_muxconf_regs
  99  * Description: Setting up the configuration Mux registers specific to the
 100  *              hardware. Many pins need to be moved from protect to primary
 101  *              mode.
 102  */
 103 void set_muxconf_regs(void)
 104 {
 105         /* platform specific muxes */
 106         MUX_ZOOM1_MDK();
 107 }
 108
 109 #ifdef CONFIG_MMC
 110 int board_mmc_init(bd_t *bis)
 111 {
 112         return omap_mmc_init(0, 0, 0, -1, -1);
 113 }
 114
 115 void board_mmc_power_init(void)
 116 {
 117         twl4030_power_mmc_init(0);
 118 }
 119 #endif
 120
 121 #ifdef CONFIG_CMD_NET
 122 int board_eth_init(bd_t *bis)
 123 {
 124         int rc = 0;
 125
 126 #ifdef CONFIG_SMC911X
 127 #define STR_ENV_ETHADDR "ethaddr"
 128
 129         struct eth_device *dev;
 130         uchar eth_addr[6];
 131
 132         rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
 133         if (!eth_env_get_enetaddr(STR_ENV_ETHADDR, eth_addr)) {
 134                 dev = eth_get_dev_by_index(0);
 135                 if (dev) {
 136                         eth_env_set_enetaddr(STR_ENV_ETHADDR, dev->enetaddr);
 137                 } else {
 138                         printf("zoom1: Couldn't get eth device\n");
 139                         rc = -1;
 140                 }
 141         }
 142 #endif
 143
 144         return rc;
 145 }
 146 #endif