1 /*
2  *
3  * (C) Copyright 2009 Magnus Lilja <lilja.magnus@gmail.com>
4  *
5  * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
6  *
7  * See file CREDITS for list of people who contributed to this
8  * project.
9  *
10  * This program is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU General Public License as
12  * published by the Free Software Foundation; either version 2 of
13  * the License, or (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
23  * MA 02111-1307 USA
24  */
25 
26 
27 #include <common.h>
28 #include <netdev.h>
29 #include <asm/arch/clock.h>
30 #include <asm/arch/imx-regs.h>
31 #include <watchdog.h>
32 
33 DECLARE_GLOBAL_DATA_PTR;
34 
35 #ifdef CONFIG_HW_WATCHDOG
36 void hw_watchdog_reset(void)
37 {
38 	mxc_hw_watchdog_reset();
39 }
40 #endif
41 
42 int dram_init(void)
43 {
44 	/* dram_init must store complete ramsize in gd->ram_size */
45 	gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
46 				PHYS_SDRAM_1_SIZE);
47 	return 0;
48 }
49 
50 void dram_init_banksize(void)
51 {
52 	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
53 	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
54 }
55 
56 int board_early_init_f(void)
57 {
58 	/* CS5: CPLD incl. network controller */
59 	__REG(CSCR_U(5)) = 0x0000d843;
60 	__REG(CSCR_L(5)) = 0x22252521;
61 	__REG(CSCR_A(5)) = 0x22220a00;
62 
63 	/* Setup UART1 and SPI2 pins */
64 	mx31_uart1_hw_init();
65 	mx31_spi2_hw_init();
66 
67 	return 0;
68 }
69 
70 int board_init(void)
71 {
72 	gd->bd->bi_arch_number = MACH_TYPE_MX31_3DS; /* board id for linux */
73 	/* adress of boot parameters */
74 	gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
75 
76 	return 0;
77 }
78 
79 int board_late_init(void)
80 {
81 #ifdef CONFIG_HW_WATCHDOG
82 	mxc_hw_watchdog_enable();
83 #endif
84 	return 0;
85 }
86 
87 int checkboard(void)
88 {
89 	printf("Board: MX31PDK\n");
90 	return 0;
91 }
92 
93 int board_eth_init(bd_t *bis)
94 {
95 	int rc = 0;
96 #ifdef CONFIG_SMC911X
97 	rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
98 #endif
99 	return rc;
100 }
101