Blame view

kernel/linux-imx6_3.14.28/arch/arm/mach-pxa/colibri-evalboard.c 3.33 KB
6b13f685e   김민수   BSP 최초 추가
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
  /*
   *  linux/arch/arm/mach-pxa/colibri-evalboard.c
   *
   *  Support for Toradex Colibri Evaluation Carrier Board
   *  Daniel Mack <daniel@caiaq.de>
   *  Marek Vasut <marek.vasut@gmail.com>
   *
   *  This program is free software; you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License version 2 as
   *  published by the Free Software Foundation.
   */
  
  #include <linux/init.h>
  #include <linux/kernel.h>
  #include <linux/platform_device.h>
  #include <linux/interrupt.h>
  #include <linux/gpio.h>
  #include <asm/mach-types.h>
  #include <mach/hardware.h>
  #include <asm/mach/arch.h>
  #include <linux/i2c.h>
  #include <linux/i2c/pxa-i2c.h>
  
  #include <mach/pxa27x.h>
  #include <mach/colibri.h>
  #include <linux/platform_data/mmc-pxamci.h>
  #include <linux/platform_data/usb-ohci-pxa27x.h>
  #include <mach/pxa27x-udc.h>
  
  #include "generic.h"
  #include "devices.h"
  
  /******************************************************************************
   * SD/MMC card controller
   ******************************************************************************/
  #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
  static struct pxamci_platform_data colibri_mci_platform_data = {
  	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
  	.gpio_power		= -1,
  	.gpio_card_ro		= -1,
  	.detect_delay_ms	= 200,
  };
  
  static void __init colibri_mmc_init(void)
  {
  	if (machine_is_colibri())	/* PXA270 Colibri */
  		colibri_mci_platform_data.gpio_card_detect =
  			GPIO0_COLIBRI_PXA270_SD_DETECT;
  	if (machine_is_colibri300())	/* PXA300 Colibri */
  		colibri_mci_platform_data.gpio_card_detect =
  			GPIO13_COLIBRI_PXA300_SD_DETECT;
  	else				/* PXA320 Colibri */
  		colibri_mci_platform_data.gpio_card_detect =
  			GPIO28_COLIBRI_PXA320_SD_DETECT;
  
  	pxa_set_mci_info(&colibri_mci_platform_data);
  }
  #else
  static inline void colibri_mmc_init(void) {}
  #endif
  
  /******************************************************************************
   * USB Host
   ******************************************************************************/
  #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
  static int colibri_ohci_init(struct device *dev)
  {
  	UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
  	return 0;
  }
  
  static struct pxaohci_platform_data colibri_ohci_info = {
  	.port_mode	= PMM_PERPORT_MODE,
  	.flags		= ENABLE_PORT1 |
  			  POWER_CONTROL_LOW | POWER_SENSE_LOW,
  	.init		= colibri_ohci_init,
  };
  
  static void __init colibri_uhc_init(void)
  {
  	/* Colibri PXA270 has two usb ports, TBA for 320 */
  	if (machine_is_colibri())
  		colibri_ohci_info.flags	|= ENABLE_PORT2;
  
  	pxa_set_ohci_info(&colibri_ohci_info);
  }
  #else
  static inline void colibri_uhc_init(void) {}
  #endif
  
  /******************************************************************************
   * I2C RTC
   ******************************************************************************/
  #if defined(CONFIG_RTC_DRV_DS1307) || defined(CONFIG_RTC_DRV_DS1307_MODULE)
  static struct i2c_board_info __initdata colibri_i2c_devs[] = {
  	{
  		I2C_BOARD_INFO("m41t00", 0x68),
  	},
  };
  
  static void __init colibri_rtc_init(void)
  {
  	pxa_set_i2c_info(NULL);
  	i2c_register_board_info(0, ARRAY_AND_SIZE(colibri_i2c_devs));
  }
  #else
  static inline void colibri_rtc_init(void) {}
  #endif
  
  void __init colibri_evalboard_init(void)
  {
  	pxa_set_ffuart_info(NULL);
  	pxa_set_btuart_info(NULL);
  	pxa_set_stuart_info(NULL);
  
  	colibri_mmc_init();
  	colibri_uhc_init();
  	colibri_rtc_init();
  }