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2e49984b MV |
1 | /* |
2 | * Toradex Colibri PXA270 Support | |
3 | * | |
4 | * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License as | |
8 | * published by the Free Software Foundation; either version 2 of | |
9 | * the License, or (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
19 | * MA 02111-1307 USA | |
20 | */ | |
21 | ||
22 | #include <common.h> | |
23 | #include <asm/arch/hardware.h> | |
c7e61334 | 24 | #include <netdev.h> |
3ba8bf7c | 25 | #include <asm/io.h> |
2e49984b MV |
26 | |
27 | DECLARE_GLOBAL_DATA_PTR; | |
28 | ||
29 | /* ------------------------------------------------------------------------- */ | |
30 | ||
31 | /* | |
32 | * Miscelaneous platform dependent initialisations | |
33 | */ | |
34 | extern struct serial_device serial_ffuart_device; | |
35 | extern struct serial_device serial_btuart_device; | |
36 | extern struct serial_device serial_stuart_device; | |
37 | ||
38 | struct serial_device *default_serial_console (void) | |
39 | { | |
40 | return &serial_ffuart_device; | |
41 | } | |
42 | ||
43 | int board_init (void) | |
44 | { | |
45 | /* memory and cpu-speed are setup before relocation */ | |
46 | /* so we do _nothing_ here */ | |
47 | ||
48 | /* arch number of vpac270 */ | |
49 | gd->bd->bi_arch_number = MACH_TYPE_COLIBRI; | |
50 | ||
51 | /* adress of boot parameters */ | |
52 | gd->bd->bi_boot_params = 0xa0000100; | |
53 | ||
54 | return 0; | |
55 | } | |
56 | ||
57 | int dram_init (void) | |
58 | { | |
59 | gd->bd->bi_dram[0].start = PHYS_SDRAM_1; | |
60 | ||
61 | gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; | |
62 | ||
63 | return 0; | |
64 | } | |
65 | ||
66 | #ifdef CONFIG_CMD_USB | |
67 | int usb_board_init(void) | |
68 | { | |
3ba8bf7c MV |
69 | writel((readl(UHCHR) | UHCHR_PCPL | UHCHR_PSPL) & |
70 | ~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE), | |
71 | UHCHR); | |
2e49984b | 72 | |
3ba8bf7c | 73 | writel(readl(UHCHR) | UHCHR_FSBIR, UHCHR); |
2e49984b MV |
74 | |
75 | while (UHCHR & UHCHR_FSBIR); | |
76 | ||
3ba8bf7c MV |
77 | writel(readl(UHCHR) & ~UHCHR_SSE, UHCHR); |
78 | writel((UHCHIE_UPRIE | UHCHIE_RWIE), UHCHIE); | |
2e49984b MV |
79 | |
80 | /* Clear any OTG Pin Hold */ | |
3ba8bf7c MV |
81 | if (readl(PSSR) & PSSR_OTGPH) |
82 | writel(readl(PSSR) | PSSR_OTGPH, PSSR); | |
2e49984b | 83 | |
3ba8bf7c MV |
84 | writel(readl(UHCRHDA) & ~(0x200), UHCRHDA); |
85 | writel(readl(UHCRHDA) | 0x100, UHCRHDA); | |
2e49984b MV |
86 | |
87 | /* Set port power control mask bits, only 3 ports. */ | |
3ba8bf7c | 88 | writel(readl(UHCRHDB) | (0x7<<17), UHCRHDB); |
2e49984b MV |
89 | |
90 | /* enable port 2 */ | |
3ba8bf7c MV |
91 | writel(readl(UP2OCR) | UP2OCR_HXOE | UP2OCR_HXS | |
92 | UP2OCR_DMPDE | UP2OCR_DPPDE, UP2OCR); | |
2e49984b MV |
93 | |
94 | return 0; | |
95 | } | |
96 | ||
97 | void usb_board_init_fail(void) | |
98 | { | |
99 | return; | |
100 | } | |
101 | ||
102 | void usb_board_stop(void) | |
103 | { | |
3ba8bf7c | 104 | writel(readl(UHCHR) | UHCHR_FHR, UHCHR); |
2e49984b | 105 | udelay(11); |
3ba8bf7c | 106 | writel(readl(UHCHR) & ~UHCHR_FHR, UHCHR); |
2e49984b | 107 | |
3ba8bf7c | 108 | writel(readl(UHCCOMS) | 1, UHCCOMS); |
2e49984b MV |
109 | udelay(10); |
110 | ||
3ba8bf7c | 111 | writel(readl(CKEN) & ~CKEN10_USBHOST, CKEN); |
2e49984b MV |
112 | |
113 | return; | |
114 | } | |
115 | #endif | |
116 | ||
117 | #ifdef CONFIG_DRIVER_DM9000 | |
118 | int board_eth_init(bd_t *bis) | |
119 | { | |
120 | return dm9000_initialize(bis); | |
121 | } | |
122 | #endif |