1 /*
2  * (C) Copyright 2004-2008
3  * Texas Instruments, <www.ti.com>
4  *
5  * Author :
6  *	Sunil Kumar <sunilsaini05@gmail.com>
7  *	Shashi Ranjan <shashiranjanmca05@gmail.com>
8  *
9  * (C) Copyright 2009
10  * Frederik Kriewitz <frederik@kriewitz.eu>
11  *
12  * Derived from Beagle Board and 3430 SDP code by
13  *	Richard Woodruff <r-woodruff2@ti.com>
14  *	Syed Mohammed Khasim <khasim@ti.com>
15  *
16  *
17  * See file CREDITS for list of people who contributed to this
18  * project.
19  *
20  * This program is free software; you can redistribute it and/or
21  * modify it under the terms of the GNU General Public License as
22  * published by the Free Software Foundation; either version 2 of
23  * the License, or (at your option) any later version.
24  *
25  * This program is distributed in the hope that it will be useful,
26  * but WITHOUT ANY WARRANTY; without even the implied warranty of
27  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
28  * GNU General Public License for more details.
29  *
30  * You should have received a copy of the GNU General Public License
31  * along with this program; if not, write to the Free Software
32  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
33  * MA 02111-1307 USA
34  */
35 #include <common.h>
36 #include <twl4030.h>
37 #include <asm/io.h>
38 #include <asm/arch/mux.h>
39 #include <asm/arch/sys_proto.h>
40 #include <asm/arch/mem.h>
41 #include <asm/mach-types.h>
42 #include "devkit8000.h"
43 #ifdef CONFIG_DRIVER_DM9000
44 #include <net.h>
45 #include <netdev.h>
46 #endif
47 
48 DECLARE_GLOBAL_DATA_PTR;
49 
50 /*
51  * Routine: board_init
52  * Description: Early hardware init.
53  */
54 int board_init(void)
55 {
56 	gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
57 	/* board id for Linux */
58 	gd->bd->bi_arch_number = MACH_TYPE_DEVKIT8000;
59 	/* boot param addr */
60 	gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
61 
62 	return 0;
63 }
64 
65 /*
66  * Routine: misc_init_r
67  * Description: Configure board specific parts
68  */
69 int misc_init_r(void)
70 {
71 	struct ctrl_id *id_base = (struct ctrl_id *)OMAP34XX_ID_L4_IO_BASE;
72 #ifdef CONFIG_DRIVER_DM9000
73 	uchar enetaddr[6];
74 	u32 die_id_0;
75 #endif
76 
77 	twl4030_power_init();
78 #ifdef CONFIG_TWL4030_LED
79 	twl4030_led_init();
80 #endif
81 
82 #ifdef CONFIG_DRIVER_DM9000
83 	/* Configure GPMC registers for DM9000 */
84 	writel(NET_GPMC_CONFIG1, &gpmc_cfg->cs[6].config1);
85 	writel(NET_GPMC_CONFIG2, &gpmc_cfg->cs[6].config2);
86 	writel(NET_GPMC_CONFIG3, &gpmc_cfg->cs[6].config3);
87 	writel(NET_GPMC_CONFIG4, &gpmc_cfg->cs[6].config4);
88 	writel(NET_GPMC_CONFIG5, &gpmc_cfg->cs[6].config5);
89 	writel(NET_GPMC_CONFIG6, &gpmc_cfg->cs[6].config6);
90 	writel(NET_GPMC_CONFIG7, &gpmc_cfg->cs[6].config7);
91 
92 	/* Use OMAP DIE_ID as MAC address */
93 	if (!eth_getenv_enetaddr("ethaddr", enetaddr)) {
94 		printf("ethaddr not set, using Die ID\n");
95 		die_id_0 = readl(&id_base->die_id_0);
96 		enetaddr[0] = 0x02; /* locally administered */
97 		enetaddr[1] = readl(&id_base->die_id_1) & 0xff;
98 		enetaddr[2] = (die_id_0 & 0xff000000) >> 24;
99 		enetaddr[3] = (die_id_0 & 0x00ff0000) >> 16;
100 		enetaddr[4] = (die_id_0 & 0x0000ff00) >> 8;
101 		enetaddr[5] = (die_id_0 & 0x000000ff);
102 		eth_setenv_enetaddr("ethaddr", enetaddr);
103 	}
104 #endif
105 
106 	dieid_num_r();
107 
108 	return 0;
109 }
110 
111 /*
112  * Routine: set_muxconf_regs
113  * Description: Setting up the configuration Mux registers specific to the
114  *		hardware. Many pins need to be moved from protect to primary
115  *		mode.
116  */
117 void set_muxconf_regs(void)
118 {
119 	MUX_DEVKIT8000();
120 }
121 
122 #ifdef CONFIG_DRIVER_DM9000
123 /*
124  * Routine: board_eth_init
125  * Description: Setting up the Ethernet hardware.
126  */
127 int board_eth_init(bd_t *bis)
128 {
129 	return dm9000_initialize(bis);
130 }
131 #endif
132