1 /* 2 * Copyright (C) 2011 3 * Stefano Babic, DENX Software Engineering, sbabic@denx.de. 4 * 5 * Copyright (C) 2009 TechNexion Ltd. 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 10 #include <common.h> 11 #include <netdev.h> 12 #include <asm/io.h> 13 #include <asm/arch/mem.h> 14 #include <asm/arch/mux.h> 15 #include <asm/arch/sys_proto.h> 16 #include <asm/omap_gpio.h> 17 #include <asm/arch/mmc_host_def.h> 18 #include <i2c.h> 19 #include <spl.h> 20 #include <mmc.h> 21 #include <asm/gpio.h> 22 #ifdef CONFIG_USB_EHCI 23 #include <usb.h> 24 #include <asm/ehci-omap.h> 25 #endif 26 #include "twister.h" 27 28 DECLARE_GLOBAL_DATA_PTR; 29 30 /* Timing definitions for Ethernet Controller */ 31 static const u32 gpmc_smc911[] = { 32 NET_GPMC_CONFIG1, 33 NET_GPMC_CONFIG2, 34 NET_GPMC_CONFIG3, 35 NET_GPMC_CONFIG4, 36 NET_GPMC_CONFIG5, 37 NET_GPMC_CONFIG6, 38 }; 39 40 static const u32 gpmc_XR16L2751[] = { 41 XR16L2751_GPMC_CONFIG1, 42 XR16L2751_GPMC_CONFIG2, 43 XR16L2751_GPMC_CONFIG3, 44 XR16L2751_GPMC_CONFIG4, 45 XR16L2751_GPMC_CONFIG5, 46 XR16L2751_GPMC_CONFIG6, 47 }; 48 49 #ifdef CONFIG_USB_EHCI 50 static struct omap_usbhs_board_data usbhs_bdata = { 51 .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, 52 .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, 53 .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, 54 }; 55 56 int ehci_hcd_init(int index, enum usb_init_type init, 57 struct ehci_hccr **hccr, struct ehci_hcor **hcor) 58 { 59 return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor); 60 } 61 62 int ehci_hcd_stop(int index) 63 { 64 return omap_ehci_hcd_stop(); 65 } 66 #endif 67 68 int board_init(void) 69 { 70 gpmc_init(); /* in SRAM or SDRAM, finish GPMC */ 71 72 /* boot param addr */ 73 gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100); 74 75 /* Chip select 1 and 3 are used for XR16L2751 UART controller */ 76 enable_gpmc_cs_config(gpmc_XR16L2751, &gpmc_cfg->cs[1], 77 XR16L2751_UART1_BASE, GPMC_SIZE_16M); 78 79 enable_gpmc_cs_config(gpmc_XR16L2751, &gpmc_cfg->cs[3], 80 XR16L2751_UART2_BASE, GPMC_SIZE_16M); 81 82 gpio_request(CONFIG_OMAP_EHCI_PHY1_RESET_GPIO, "USB_PHY1_RESET"); 83 gpio_direction_output(CONFIG_OMAP_EHCI_PHY1_RESET_GPIO, 1); 84 85 return 0; 86 } 87 88 #ifndef CONFIG_SPL_BUILD 89 int misc_init_r(void) 90 { 91 char *eth_addr; 92 struct tam3517_module_info info; 93 int ret; 94 95 omap_die_id_display(); 96 97 eth_addr = getenv("ethaddr"); 98 if (eth_addr) 99 return 0; 100 101 TAM3517_READ_EEPROM(&info, ret); 102 if (!ret) 103 TAM3517_READ_MAC_FROM_EEPROM(&info); 104 105 return 0; 106 } 107 #endif 108 109 /* 110 * Routine: set_muxconf_regs 111 * Description: Setting up the configuration Mux registers specific to the 112 * hardware. Many pins need to be moved from protect to primary 113 * mode. 114 */ 115 void set_muxconf_regs(void) 116 { 117 MUX_TWISTER(); 118 } 119 120 int board_eth_init(bd_t *bis) 121 { 122 davinci_emac_initialize(); 123 124 /* init cs for extern lan */ 125 enable_gpmc_cs_config(gpmc_smc911, &gpmc_cfg->cs[5], 126 CONFIG_SMC911X_BASE, GPMC_SIZE_16M); 127 if (smc911x_initialize(0, CONFIG_SMC911X_BASE) <= 0) 128 printf("\nError initializing SMC911x controlleri\n"); 129 130 return 0; 131 } 132 133 #if defined(CONFIG_OMAP_HSMMC) && \ 134 !defined(CONFIG_SPL_BUILD) 135 int board_mmc_init(bd_t *bis) 136 { 137 return omap_mmc_init(0, 0, 0, -1, -1); 138 } 139 #endif 140 141 #ifdef CONFIG_SPL_OS_BOOT 142 /* 143 * Do board specific preperation before SPL 144 * Linux boot 145 */ 146 void spl_board_prepare_for_linux(void) 147 { 148 /* init cs for extern lan */ 149 enable_gpmc_cs_config(gpmc_smc911, &gpmc_cfg->cs[5], 150 CONFIG_SMC911X_BASE, GPMC_SIZE_16M); 151 } 152 int spl_start_uboot(void) 153 { 154 int val = 0; 155 if (!gpio_request(SPL_OS_BOOT_KEY, "U-Boot key")) { 156 gpio_direction_input(SPL_OS_BOOT_KEY); 157 val = gpio_get_value(SPL_OS_BOOT_KEY); 158 gpio_free(SPL_OS_BOOT_KEY); 159 } 160 return val; 161 } 162 #endif 163