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Daniel Mack4c243c82010-05-22 00:29:38 +02001/*
2 * linux/arch/arm/mach-pxa/colibri-pxa270-evalboard.c
3 *
4 * Support for Toradex PXA270 based 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/sysdev.h>
17#include <linux/interrupt.h>
18#include <linux/gpio.h>
19#include <asm/mach-types.h>
20#include <mach/hardware.h>
21#include <asm/mach/arch.h>
Marek Vasut072e1ae2010-08-12 01:30:39 +020022#include <linux/i2c.h>
Daniel Mack4c243c82010-05-22 00:29:38 +020023
24#include <mach/pxa27x.h>
25#include <mach/colibri.h>
26#include <mach/mmc.h>
27#include <mach/ohci.h>
28#include <mach/pxa27x-udc.h>
29
Marek Vasut072e1ae2010-08-12 01:30:39 +020030#include <plat/i2c.h>
31
Daniel Mack4c243c82010-05-22 00:29:38 +020032#include "generic.h"
33#include "devices.h"
34
35/******************************************************************************
Daniel Mack4c243c82010-05-22 00:29:38 +020036 * SD/MMC card controller
37 ******************************************************************************/
38#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
39static struct pxamci_platform_data colibri_pxa270_mci_platform_data = {
40 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
41 .gpio_power = -1,
Daniel Mack4c243c82010-05-22 00:29:38 +020042 .gpio_card_ro = -1,
43 .detect_delay_ms = 200,
44};
45
46static void __init colibri_pxa270_mmc_init(void)
47{
Marek Vasut9b6956f2010-08-12 01:18:38 +020048 if (machine_is_colibri()) /* PXA270 Colibri */
49 colibri_pxa270_mci_platform_data.gpio_card_detect =
50 GPIO0_COLIBRI_PXA270_SD_DETECT;
51 if (machine_is_colibri300()) /* PXA300 Colibri */
52 colibri_pxa270_mci_platform_data.gpio_card_detect =
53 GPIO39_COLIBRI_PXA300_SD_DETECT;
54 else /* PXA320 Colibri */
55 colibri_pxa270_mci_platform_data.gpio_card_detect =
56 GPIO28_COLIBRI_PXA320_SD_DETECT;
57
Daniel Mack4c243c82010-05-22 00:29:38 +020058 pxa_set_mci_info(&colibri_pxa270_mci_platform_data);
59}
60#else
61static inline void colibri_pxa270_mmc_init(void) {}
62#endif
63
64/******************************************************************************
65 * USB Host
66 ******************************************************************************/
67#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
68static int colibri_pxa270_ohci_init(struct device *dev)
69{
70 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
71 return 0;
72}
73
74static struct pxaohci_platform_data colibri_pxa270_ohci_info = {
75 .port_mode = PMM_PERPORT_MODE,
Marek Vasut9b6956f2010-08-12 01:18:38 +020076 .flags = ENABLE_PORT1 |
Daniel Mack4c243c82010-05-22 00:29:38 +020077 POWER_CONTROL_LOW | POWER_SENSE_LOW,
78 .init = colibri_pxa270_ohci_init,
79};
80
81static void __init colibri_pxa270_uhc_init(void)
82{
Marek Vasut9b6956f2010-08-12 01:18:38 +020083 /* Colibri PXA270 has two usb ports, TBA for 320 */
84 if (machine_is_colibri())
85 colibri_pxa270_ohci_info.flags |= ENABLE_PORT2;
86
Daniel Mack4c243c82010-05-22 00:29:38 +020087 pxa_set_ohci_info(&colibri_pxa270_ohci_info);
88}
89#else
90static inline void colibri_pxa270_uhc_init(void) {}
91#endif
92
Marek Vasut072e1ae2010-08-12 01:30:39 +020093/******************************************************************************
94 * I2C RTC
95 ******************************************************************************/
96#if defined(CONFIG_RTC_DRV_DS1307) || defined(CONFIG_RTC_DRV_DS1307_MODULE)
97static struct i2c_board_info __initdata colibri_pxa270_i2c_devs[] = {
98 {
99 I2C_BOARD_INFO("m41t00", 0x68),
100 },
101};
102
103static void __init colibri_pxa270_rtc_init(void)
104{
105 pxa_set_i2c_info(NULL);
106 i2c_register_board_info(0, ARRAY_AND_SIZE(colibri_pxa270_i2c_devs));
107}
108#else
109static inline void colibri_pxa270_rtc_init(void) {}
110#endif
111
Daniel Mack4c243c82010-05-22 00:29:38 +0200112void __init colibri_pxa270_evalboard_init(void)
113{
Daniel Mack4c243c82010-05-22 00:29:38 +0200114 pxa_set_ffuart_info(NULL);
115 pxa_set_btuart_info(NULL);
116 pxa_set_stuart_info(NULL);
117
118 colibri_pxa270_mmc_init();
119 colibri_pxa270_uhc_init();
Marek Vasut072e1ae2010-08-12 01:30:39 +0200120 colibri_pxa270_rtc_init();
Daniel Mack4c243c82010-05-22 00:29:38 +0200121}