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 #include <usb.h>
22 #include <asm/ehci-omap.h>
23 #include "twister.h"
24
25 DECLARE_GLOBAL_DATA_PTR;
26
27 /* Timing definitions for Ethernet Controller */
28 static const u32 gpmc_smc911[] = {
29 NET_GPMC_CONFIG1,
30 NET_GPMC_CONFIG2,
31 NET_GPMC_CONFIG3,
32 NET_GPMC_CONFIG4,
33 NET_GPMC_CONFIG5,
34 NET_GPMC_CONFIG6,
35 };
36
37 static const u32 gpmc_XR16L2751[] = {
38 XR16L2751_GPMC_CONFIG1,
39 XR16L2751_GPMC_CONFIG2,
40 XR16L2751_GPMC_CONFIG3,
41 XR16L2751_GPMC_CONFIG4,
42 XR16L2751_GPMC_CONFIG5,
43 XR16L2751_GPMC_CONFIG6,
44 };
45
46 #ifdef CONFIG_USB_EHCI_OMAP
47 static struct omap_usbhs_board_data usbhs_bdata = {
48 .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
49 .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
50 .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
51 };
52
ehci_hcd_init(int index,enum usb_init_type init,struct ehci_hccr ** hccr,struct ehci_hcor ** hcor)53 int ehci_hcd_init(int index, enum usb_init_type init,
54 struct ehci_hccr **hccr, struct ehci_hcor **hcor)
55 {
56 return omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
57 }
58
ehci_hcd_stop(int index)59 int ehci_hcd_stop(int index)
60 {
61 return omap_ehci_hcd_stop();
62 }
63 #endif
64
board_init(void)65 int board_init(void)
66 {
67 gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
68
69 /* boot param addr */
70 gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
71
72 /* Chip select 1 and 3 are used for XR16L2751 UART controller */
73 enable_gpmc_cs_config(gpmc_XR16L2751, &gpmc_cfg->cs[1],
74 XR16L2751_UART1_BASE, GPMC_SIZE_16M);
75
76 enable_gpmc_cs_config(gpmc_XR16L2751, &gpmc_cfg->cs[3],
77 XR16L2751_UART2_BASE, GPMC_SIZE_16M);
78
79 gpio_request(CONFIG_OMAP_EHCI_PHY1_RESET_GPIO, "USB_PHY1_RESET");
80 gpio_direction_output(CONFIG_OMAP_EHCI_PHY1_RESET_GPIO, 1);
81
82 return 0;
83 }
84
85 #ifndef CONFIG_SPL_BUILD
misc_init_r(void)86 int misc_init_r(void)
87 {
88 char *eth_addr;
89 struct tam3517_module_info info;
90 int ret;
91
92 omap_die_id_display();
93
94 eth_addr = env_get("ethaddr");
95 if (eth_addr)
96 return 0;
97
98 TAM3517_READ_EEPROM(&info, ret);
99 if (!ret)
100 TAM3517_READ_MAC_FROM_EEPROM(&info);
101
102 return 0;
103 }
104 #endif
105
106 /*
107 * Routine: set_muxconf_regs
108 * Description: Setting up the configuration Mux registers specific to the
109 * hardware. Many pins need to be moved from protect to primary
110 * mode.
111 */
set_muxconf_regs(void)112 void set_muxconf_regs(void)
113 {
114 MUX_TWISTER();
115 }
116
board_eth_init(bd_t * bis)117 int board_eth_init(bd_t *bis)
118 {
119 #ifdef CONFIG_DRIVER_TI_EMAC
120 davinci_emac_initialize();
121 #endif
122 /* init cs for extern lan */
123 enable_gpmc_cs_config(gpmc_smc911, &gpmc_cfg->cs[5],
124 CONFIG_SMC911X_BASE, GPMC_SIZE_16M);
125 #ifdef CONFIG_SMC911X
126 return smc911x_initialize(0, CONFIG_SMC911X_BASE);
127 #else
128 return 0;
129 #endif
130 }
131
132 #if defined(CONFIG_MMC_OMAP_HS)
board_mmc_init(bd_t * bis)133 int board_mmc_init(bd_t *bis)
134 {
135 return omap_mmc_init(0, 0, 0, -1, -1);
136 }
137 #endif
138
139 #ifdef CONFIG_SPL_OS_BOOT
140 /*
141 * Do board specific preparation before SPL
142 * Linux boot
143 */
spl_board_prepare_for_linux(void)144 void spl_board_prepare_for_linux(void)
145 {
146 /* init cs for extern lan */
147 enable_gpmc_cs_config(gpmc_smc911, &gpmc_cfg->cs[5],
148 CONFIG_SMC911X_BASE, GPMC_SIZE_16M);
149 }
spl_start_uboot(void)150 int spl_start_uboot(void)
151 {
152 int val = 0;
153 if (!gpio_request(SPL_OS_BOOT_KEY, "U-Boot key")) {
154 gpio_direction_input(SPL_OS_BOOT_KEY);
155 val = gpio_get_value(SPL_OS_BOOT_KEY);
156 gpio_free(SPL_OS_BOOT_KEY);
157 }
158 return val;
159 }
160 #endif
161