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 #include <usb.h>
17 
18 DECLARE_GLOBAL_DATA_PTR;
19 
20 int board_init(void)
21 {
22 	/* We have RAM, disable cache */
23 	dcache_disable();
24 	icache_disable();
25 
26 	/* arch number of Toradex Colibri PXA270 */
27 	gd->bd->bi_arch_number = MACH_TYPE_COLIBRI;
28 
29 	/* adress of boot parameters */
30 	gd->bd->bi_boot_params = 0xa0000100;
31 
32 	return 0;
33 }
34 
35 int dram_init(void)
36 {
37 	pxa2xx_dram_init();
38 	gd->ram_size = PHYS_SDRAM_1_SIZE;
39 	return 0;
40 }
41 
42 #ifdef	CONFIG_CMD_USB
43 int board_usb_init(int index, enum usb_init_type init)
44 {
45 	writel((readl(UHCHR) | UHCHR_PCPL | UHCHR_PSPL) &
46 		~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE),
47 		UHCHR);
48 
49 	writel(readl(UHCHR) | UHCHR_FSBIR, UHCHR);
50 
51 	while (UHCHR & UHCHR_FSBIR)
52 		;
53 
54 	writel(readl(UHCHR) & ~UHCHR_SSE, UHCHR);
55 	writel((UHCHIE_UPRIE | UHCHIE_RWIE), UHCHIE);
56 
57 	/* Clear any OTG Pin Hold */
58 	if (readl(PSSR) & PSSR_OTGPH)
59 		writel(readl(PSSR) | PSSR_OTGPH, PSSR);
60 
61 	writel(readl(UHCRHDA) & ~(0x200), UHCRHDA);
62 	writel(readl(UHCRHDA) | 0x100, UHCRHDA);
63 
64 	/* Set port power control mask bits, only 3 ports. */
65 	writel(readl(UHCRHDB) | (0x7<<17), UHCRHDB);
66 
67 	/* enable port 2 */
68 	writel(readl(UP2OCR) | UP2OCR_HXOE | UP2OCR_HXS |
69 		UP2OCR_DMPDE | UP2OCR_DPPDE, UP2OCR);
70 
71 	return 0;
72 }
73 
74 int board_usb_cleanup(int index, enum usb_init_type init)
75 {
76 	return 0;
77 }
78 
79 void usb_board_stop(void)
80 {
81 	writel(readl(UHCHR) | UHCHR_FHR, UHCHR);
82 	udelay(11);
83 	writel(readl(UHCHR) & ~UHCHR_FHR, UHCHR);
84 
85 	writel(readl(UHCCOMS) | 1, UHCCOMS);
86 	udelay(10);
87 
88 	writel(readl(CKEN) & ~CKEN10_USBHOST, CKEN);
89 
90 	return;
91 }
92 #endif
93 
94 #ifdef CONFIG_DRIVER_DM9000
95 int board_eth_init(bd_t *bis)
96 {
97 	return dm9000_initialize(bis);
98 }
99 #endif
100 
101 #ifdef	CONFIG_CMD_MMC
102 int board_mmc_init(bd_t *bis)
103 {
104 	pxa_mmc_register(0);
105 	return 0;
106 }
107 #endif
108