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 .base = OMAP34XX_UART3, 48 .reg_shift = 2, 49 .clock = V_NS16550_CLK 50 }; 51 52 U_BOOT_DEVICE(zoom1_uart) = { 53 "ns16550_serial", 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 omap_die_id_display(); 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 145