xref: /openbmc/u-boot/board/h2200/h2200.c (revision 3a97763a)
1 /*
2  * iPAQ h2200 board configuration
3  *
4  * Copyright (C) 2012 Lukasz Dalek <luk0104@gmail.com>
5  *
6  * SPDX-License-Identifier:	GPL-2.0+
7  */
8 
9 #include <common.h>
10 #include <asm/arch/pxa.h>
11 #include <asm/arch/pxa-regs.h>
12 #include <asm/io.h>
13 #include <usb.h>
14 #include <asm/mach-types.h>
15 
16 DECLARE_GLOBAL_DATA_PTR;
17 
18 int board_eth_init(bd_t *bis)
19 {
20 	usb_eth_initialize(bis);
21 	return 0;
22 }
23 
24 void reset_cpu(ulong ignore)
25 {
26 	/* Enable VLIO interface on Hamcop */
27 	writeb(0x1, 0x4000);
28 
29 	/* Reset board (cold reset) */
30 	writeb(0xff, 0x4002);
31 }
32 
33 int board_init(void)
34 {
35 	/* We have RAM, disable cache */
36 	dcache_disable();
37 	icache_disable();
38 
39 	gd->bd->bi_arch_number = MACH_TYPE_H2200;
40 
41 	/* adress of boot parameters */
42 	gd->bd->bi_boot_params = 0xa0000100;
43 
44 	/* Let host see that device is disconnected */
45 	udc_disconnect();
46 	mdelay(500);
47 
48 	return 0;
49 }
50 
51 int dram_init(void)
52 {
53 	/*
54 	 * Everything except MSC0 was already set up by
55 	 * 1st stage bootloader.
56 	 *
57 	 * This setting enables access to companion chip.
58 	 */
59 	clrsetbits_le32(MSC0, 0xffffffff, CONFIG_SYS_MSC0_VAL);
60 	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
61 	return 0;
62 }
63 
64 #ifdef CONFIG_USB_GADGET_PXA2XX
65 int board_usb_init(int index, enum usb_init_type init)
66 {
67 	return 0;
68 }
69 
70 int board_usb_cleanup(int index, enum usb_init_type init)
71 {
72 	return 0;
73 }
74 #endif
75