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64a93860 MV |
1 | /* |
2 | * Olimex MX23 Olinuxino board | |
3 | * | |
4 | * Copyright (C) 2013 Marek Vasut <marex@denx.de> | |
5 | * | |
6 | * See file CREDITS for list of people who contributed to this | |
7 | * project. | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU General Public License as | |
11 | * published by the Free Software Foundation; either version 2 of | |
12 | * the License, or (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
22 | * MA 02111-1307 USA | |
23 | */ | |
24 | ||
25 | #include <common.h> | |
13b1ebde MV |
26 | #include <asm/io.h> |
27 | #include <asm/arch/iomux-mx23.h> | |
64a93860 | 28 | #include <asm/arch/imx-regs.h> |
13b1ebde | 29 | #include <asm/arch/clock.h> |
64a93860 | 30 | #include <asm/arch/sys_proto.h> |
36c7c925 OS |
31 | #ifdef CONFIG_STATUS_LED |
32 | #include <status_led.h> | |
33 | #endif | |
64a93860 MV |
34 | |
35 | DECLARE_GLOBAL_DATA_PTR; | |
36 | ||
37 | /* | |
38 | * Functions | |
39 | */ | |
40 | int board_early_init_f(void) | |
41 | { | |
13b1ebde MV |
42 | /* IO0 clock at 480MHz */ |
43 | mxs_set_ioclk(MXC_IOCLK0, 480000); | |
44 | ||
45 | /* SSP0 clock at 96MHz */ | |
46 | mxs_set_sspclk(MXC_SSPCLK0, 96000, 0); | |
47 | ||
ebe1d170 OS |
48 | #ifdef CONFIG_CMD_USB |
49 | /* Enable LAN9512 */ | |
50 | gpio_direction_output(MX23_PAD_GPMI_ALE__GPIO_0_17, 1); | |
51 | #endif | |
52 | ||
64a93860 MV |
53 | return 0; |
54 | } | |
55 | ||
56 | int dram_init(void) | |
57 | { | |
58 | return mxs_dram_init(); | |
59 | } | |
60 | ||
13b1ebde MV |
61 | #ifdef CONFIG_CMD_MMC |
62 | static int mx23_olx_mmc_cd(int id) | |
63 | { | |
64 | return 1; /* Card always present */ | |
65 | } | |
66 | ||
67 | int board_mmc_init(bd_t *bis) | |
68 | { | |
69 | return mxsmmc_initialize(bis, 0, NULL, mx23_olx_mmc_cd); | |
70 | } | |
71 | #endif | |
72 | ||
64a93860 MV |
73 | int board_init(void) |
74 | { | |
75 | /* Adress of boot parameters */ | |
76 | gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; | |
77 | ||
36c7c925 OS |
78 | #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT) |
79 | status_led_set(STATUS_LED_BOOT, STATUS_LED_STATE); | |
80 | #endif | |
81 | ||
64a93860 MV |
82 | return 0; |
83 | } |