xref: /openbmc/u-boot/board/logicpd/zoom1/zoom1.c (revision 25793f76)
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  * See file CREDITS for list of people who contributed to this
16  * project.
17  *
18  * This program is free software; you can redistribute it and/or
19  * modify it under the terms of the GNU General Public License as
20  * published by the Free Software Foundation; either version 2 of
21  * the License, or (at your option) any later version.
22  *
23  * This program is distributed in the hope that it will be useful,
24  * but WITHOUT ANY WARRANTY; without even the implied warranty of
25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26  * GNU General Public License for more details.
27  *
28  * You should have received a copy of the GNU General Public License
29  * along with this program; if not, write to the Free Software
30  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
31  * MA 02111-1307 USA
32  */
33 #include <common.h>
34 #include <twl4030.h>
35 #include <asm/io.h>
36 #include <asm/arch/mux.h>
37 #include <asm/arch/sys_proto.h>
38 #include <asm/mach-types.h>
39 #include "zoom1.h"
40 
41 /*
42  * Routine: board_init
43  * Description: Early hardware init.
44  */
45 int board_init(void)
46 {
47 	DECLARE_GLOBAL_DATA_PTR;
48 
49 	gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
50 	/* board id for Linux */
51 	gd->bd->bi_arch_number = MACH_TYPE_OMAP_LDP;
52 	/* boot param addr */
53 	gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
54 
55 	return 0;
56 }
57 
58 /*
59  * Routine: misc_init_r
60  * Description: Configure zoom board specific configurations
61  */
62 int misc_init_r(void)
63 {
64 	twl4030_power_init();
65 	twl4030_led_init();
66 	dieid_num_r();
67 
68 	/*
69 	 * Board Reset
70 	 * The board is reset by holding the red button on the
71 	 * top right front face for eight seconds.
72 	 */
73 	twl4030_power_reset_init();
74 
75 	return 0;
76 }
77 
78 /*
79  * Routine: set_muxconf_regs
80  * Description: Setting up the configuration Mux registers specific to the
81  *		hardware. Many pins need to be moved from protect to primary
82  *		mode.
83  */
84 void set_muxconf_regs(void)
85 {
86 	/* platform specific muxes */
87 	MUX_ZOOM1_MDK();
88 }
89