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PXA: Add necessary information for RELOC
[u-boot] / board / vpac270 / vpac270.c
1 /*
2  * Voipac 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>
24 #include <netdev.h>
25 #include <serial.h>
26 #include <asm/io.h>
27
28 DECLARE_GLOBAL_DATA_PTR;
29
30 /*
31  * Miscelaneous platform dependent initialisations
32  */
33 int board_init(void)
34 {
35         /* memory and cpu-speed are setup before relocation */
36         /* so we do _nothing_ here */
37
38         /* Arch number of vpac270 */
39         gd->bd->bi_arch_number = MACH_TYPE_VPAC270;
40
41         /* adress of boot parameters */
42         gd->bd->bi_boot_params = 0xa0000100;
43
44         return 0;
45 }
46
47 struct serial_device *default_serial_console(void)
48 {
49         return &serial_ffuart_device;
50 }
51
52
53 int dram_init(void)
54 {
55         gd->ram_size = PHYS_SDRAM_1_SIZE;
56 #ifdef  CONFIG_256M_U_BOOT
57         gd->ram_size += PHYS_SDRAM_2_SIZE;
58 #endif
59         return 0;
60 }
61
62 void dram_init_banksize(void)
63 {
64         gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
65         gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
66
67 #ifdef  CONFIG_256M_U_BOOT
68         gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
69         gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
70 #endif
71 }
72
73 #ifdef  CONFIG_CMD_USB
74 int usb_board_init(void)
75 {
76         writel((UHCHR | UHCHR_PCPL | UHCHR_PSPL) &
77                 ~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE),
78                 UHCHR);
79
80         writel(readl(UHCHR) | UHCHR_FSBIR, UHCHR);
81
82         while (readl(UHCHR) & UHCHR_FSBIR)
83                 ;
84
85         writel(readl(UHCHR) & ~UHCHR_SSE, UHCHR);
86         writel((UHCHIE_UPRIE | UHCHIE_RWIE), UHCHIE);
87
88         /* Clear any OTG Pin Hold */
89         if (readl(PSSR) & PSSR_OTGPH)
90                 writel(readl(PSSR) | PSSR_OTGPH, PSSR);
91
92         writel(readl(UHCRHDA) & ~(0x200), UHCRHDA);
93         writel(readl(UHCRHDA) | 0x100, UHCRHDA);
94
95         /* Set port power control mask bits, only 3 ports. */
96         writel(readl(UHCRHDB) | (0x7<<17), UHCRHDB);
97
98         /* enable port 2 */
99         writel(readl(UP2OCR) | UP2OCR_HXOE | UP2OCR_HXS |
100                 UP2OCR_DMPDE | UP2OCR_DPPDE, UP2OCR);
101
102         return 0;
103 }
104
105 void usb_board_init_fail(void)
106 {
107         return;
108 }
109
110 void usb_board_stop(void)
111 {
112         writel(readl(UHCHR) | UHCHR_FHR, UHCHR);
113         udelay(11);
114         writel(readl(UHCHR) & ~UHCHR_FHR, UHCHR);
115
116         writel(readl(UHCCOMS) | 1, UHCCOMS);
117         udelay(10);
118
119         writel(readl(CKEN) & ~CKEN10_USBHOST, CKEN);
120
121         return;
122 }
123 #endif
124
125 #ifdef CONFIG_DRIVER_DM9000
126 int board_eth_init(bd_t *bis)
127 {
128         return dm9000_initialize(bis);
129 }
130 #endif