1/*
2 *  linux/arch/arm/mach-pxa/colibri-evalboard.c
3 *
4 *  Support for Toradex Colibri Evaluation Carrier Board
5 *  Daniel Mack <daniel@caiaq.de>
6 *  Marek Vasut <marek.vasut@gmail.com>
7 *
8 *  This program is free software; you can redistribute it and/or modify
9 *  it under the terms of the GNU General Public License version 2 as
10 *  published by the Free Software Foundation.
11 */
12
13#include <linux/init.h>
14#include <linux/kernel.h>
15#include <linux/platform_device.h>
16#include <linux/interrupt.h>
17#include <linux/gpio.h>
18#include <asm/mach-types.h>
19#include <mach/hardware.h>
20#include <asm/mach/arch.h>
21#include <linux/i2c.h>
22#include <linux/i2c/pxa-i2c.h>
23#include <asm/io.h>
24
25#include <mach/pxa27x.h>
26#include <mach/colibri.h>
27#include <linux/platform_data/mmc-pxamci.h>
28#include <linux/platform_data/usb-ohci-pxa27x.h>
29#include <mach/pxa27x-udc.h>
30
31#include "generic.h"
32#include "devices.h"
33
34/******************************************************************************
35 * SD/MMC card controller
36 ******************************************************************************/
37#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
38static struct pxamci_platform_data colibri_mci_platform_data = {
39	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
40	.gpio_power		= -1,
41	.gpio_card_ro		= -1,
42	.detect_delay_ms	= 200,
43};
44
45static void __init colibri_mmc_init(void)
46{
47	if (machine_is_colibri())	/* PXA270 Colibri */
48		colibri_mci_platform_data.gpio_card_detect =
49			GPIO0_COLIBRI_PXA270_SD_DETECT;
50	if (machine_is_colibri300())	/* PXA300 Colibri */
51		colibri_mci_platform_data.gpio_card_detect =
52			GPIO13_COLIBRI_PXA300_SD_DETECT;
53	else				/* PXA320 Colibri */
54		colibri_mci_platform_data.gpio_card_detect =
55			GPIO28_COLIBRI_PXA320_SD_DETECT;
56
57	pxa_set_mci_info(&colibri_mci_platform_data);
58}
59#else
60static inline void colibri_mmc_init(void) {}
61#endif
62
63/******************************************************************************
64 * USB Host
65 ******************************************************************************/
66#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
67static int colibri_ohci_init(struct device *dev)
68{
69	UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
70	return 0;
71}
72
73static struct pxaohci_platform_data colibri_ohci_info = {
74	.port_mode	= PMM_PERPORT_MODE,
75	.flags		= ENABLE_PORT1 |
76			  POWER_CONTROL_LOW | POWER_SENSE_LOW,
77	.init		= colibri_ohci_init,
78};
79
80static void __init colibri_uhc_init(void)
81{
82	/* Colibri PXA270 has two usb ports, TBA for 320 */
83	if (machine_is_colibri())
84		colibri_ohci_info.flags	|= ENABLE_PORT2;
85
86	pxa_set_ohci_info(&colibri_ohci_info);
87}
88#else
89static inline void colibri_uhc_init(void) {}
90#endif
91
92/******************************************************************************
93 * I2C RTC
94 ******************************************************************************/
95#if defined(CONFIG_RTC_DRV_DS1307) || defined(CONFIG_RTC_DRV_DS1307_MODULE)
96static struct i2c_board_info __initdata colibri_i2c_devs[] = {
97	{
98		I2C_BOARD_INFO("m41t00", 0x68),
99	},
100};
101
102static void __init colibri_rtc_init(void)
103{
104	pxa_set_i2c_info(NULL);
105	i2c_register_board_info(0, ARRAY_AND_SIZE(colibri_i2c_devs));
106}
107#else
108static inline void colibri_rtc_init(void) {}
109#endif
110
111void __init colibri_evalboard_init(void)
112{
113	pxa_set_ffuart_info(NULL);
114	pxa_set_btuart_info(NULL);
115	pxa_set_stuart_info(NULL);
116
117	colibri_mmc_init();
118	colibri_uhc_init();
119	colibri_rtc_init();
120}
121