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