1 /*
2  * Toradex Colibri PXA270 Support
3  *
4  * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
5  *
6  * SPDX-License-Identifier:	GPL-2.0+
7  */
8 
9 #include <common.h>
10 #include <asm/arch/hardware.h>
11 #include <asm/arch/regs-mmc.h>
12 #include <asm/arch/pxa.h>
13 #include <netdev.h>
14 #include <asm/io.h>
15 #include <serial.h>
16 
17 DECLARE_GLOBAL_DATA_PTR;
18 
19 int board_init(void)
20 {
21 	/* We have RAM, disable cache */
22 	dcache_disable();
23 	icache_disable();
24 
25 	/* arch number of vpac270 */
26 	gd->bd->bi_arch_number = MACH_TYPE_COLIBRI;
27 
28 	/* adress of boot parameters */
29 	gd->bd->bi_boot_params = 0xa0000100;
30 
31 	return 0;
32 }
33 
34 int dram_init(void)
35 {
36 	pxa2xx_dram_init();
37 	gd->ram_size = PHYS_SDRAM_1_SIZE;
38 	return 0;
39 }
40 
41 #ifdef	CONFIG_CMD_USB
42 int usb_board_init(void)
43 {
44 	writel((readl(UHCHR) | UHCHR_PCPL | UHCHR_PSPL) &
45 		~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE),
46 		UHCHR);
47 
48 	writel(readl(UHCHR) | UHCHR_FSBIR, UHCHR);
49 
50 	while (UHCHR & UHCHR_FSBIR)
51 		;
52 
53 	writel(readl(UHCHR) & ~UHCHR_SSE, UHCHR);
54 	writel((UHCHIE_UPRIE | UHCHIE_RWIE), UHCHIE);
55 
56 	/* Clear any OTG Pin Hold */
57 	if (readl(PSSR) & PSSR_OTGPH)
58 		writel(readl(PSSR) | PSSR_OTGPH, PSSR);
59 
60 	writel(readl(UHCRHDA) & ~(0x200), UHCRHDA);
61 	writel(readl(UHCRHDA) | 0x100, UHCRHDA);
62 
63 	/* Set port power control mask bits, only 3 ports. */
64 	writel(readl(UHCRHDB) | (0x7<<17), UHCRHDB);
65 
66 	/* enable port 2 */
67 	writel(readl(UP2OCR) | UP2OCR_HXOE | UP2OCR_HXS |
68 		UP2OCR_DMPDE | UP2OCR_DPPDE, UP2OCR);
69 
70 	return 0;
71 }
72 
73 void usb_board_init_fail(void)
74 {
75 	return;
76 }
77 
78 void usb_board_stop(void)
79 {
80 	writel(readl(UHCHR) | UHCHR_FHR, UHCHR);
81 	udelay(11);
82 	writel(readl(UHCHR) & ~UHCHR_FHR, UHCHR);
83 
84 	writel(readl(UHCCOMS) | 1, UHCCOMS);
85 	udelay(10);
86 
87 	writel(readl(CKEN) & ~CKEN10_USBHOST, CKEN);
88 
89 	return;
90 }
91 #endif
92 
93 #ifdef CONFIG_DRIVER_DM9000
94 int board_eth_init(bd_t *bis)
95 {
96 	return dm9000_initialize(bis);
97 }
98 #endif
99 
100 #ifdef	CONFIG_CMD_MMC
101 int board_mmc_init(bd_t *bis)
102 {
103 	pxa_mmc_register(0);
104 	return 0;
105 }
106 #endif
107