xref: /openbmc/u-boot/board/raidsonic/ib62x0/ib62x0.c (revision de757a7a)
1 /*
2  * Copyright (C) 2011-2012
3  * Gerald Kerma <dreagle@doukki.net>
4  * Luka Perkov <luka@openwrt.org>
5  * Simon Baatz <gmbnomis@gmail.com>
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, see <http://www.gnu.org/licenses/>.
22  */
23 
24 #include <common.h>
25 #include <miiphy.h>
26 #include <asm/io.h>
27 #include <asm/arch/cpu.h>
28 #include <asm/arch/kirkwood.h>
29 #include <asm/arch/mpp.h>
30 #include "ib62x0.h"
31 
32 DECLARE_GLOBAL_DATA_PTR;
33 
34 int board_early_init_f(void)
35 {
36 	/*
37 	 * default gpio configuration
38 	 * There are maximum 64 gpios controlled through 2 sets of registers
39 	 * the below configuration configures mainly initial LED status
40 	 */
41 	kw_config_gpio(IB62x0_OE_VAL_LOW,
42 			IB62x0_OE_VAL_HIGH,
43 			IB62x0_OE_LOW, IB62x0_OE_HIGH);
44 
45 	/* Set SATA activity LEDs to default off */
46 	writel(MVSATAHC_LED_POLARITY_CTRL, MVSATAHC_LED_CONF_REG);
47 	/* Multi-Purpose Pins Functionality configuration */
48 	static const u32 kwmpp_config[] = {
49 		MPP0_NF_IO2,
50 		MPP1_NF_IO3,
51 		MPP2_NF_IO4,
52 		MPP3_NF_IO5,
53 		MPP4_NF_IO6,
54 		MPP5_NF_IO7,
55 		MPP6_SYSRST_OUTn,
56 		MPP8_TW_SDA,
57 		MPP9_TW_SCK,
58 		MPP10_UART0_TXD,
59 		MPP11_UART0_RXD,
60 		MPP18_NF_IO0,
61 		MPP19_NF_IO1,
62 		MPP20_SATA1_ACTn,
63 		MPP21_SATA0_ACTn,
64 		MPP22_GPIO,     /* Power LED red */
65 		MPP24_GPIO,     /* Power off device */
66 		MPP25_GPIO,     /* Power LED green */
67 		MPP27_GPIO,     /* USB transfer LED */
68 		MPP28_GPIO,     /* Reset button */
69 		MPP29_GPIO,     /* USB Copy button */
70 		0
71 	};
72 	kirkwood_mpp_conf(kwmpp_config, NULL);
73 	return 0;
74 }
75 
76 int board_init(void)
77 {
78 	/* adress of boot parameters */
79 	gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
80 
81 	return 0;
82 }
83