summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-mx25/mach-cpuimx25.c
blob: 4796484830a04e5189338632a2a66cf4e31c5ab6 (plain)
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
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
/*
 * Copyright 2009 Sascha Hauer, <kernel@pengutronix.de>
 * Copyright 2010 Eric Bénard - Eukréa Electromatique, <eric@eukrea.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA  02110-1301, USA.
 */

#include <linux/types.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/clk.h>
#include <linux/irq.h>
#include <linux/gpio.h>
#include <linux/fec.h>
#include <linux/platform_device.h>
#include <linux/usb/otg.h>
#include <linux/usb/ulpi.h>
#include <linux/fsl_devices.h>

#include <mach/board-eukrea_cpuimx25.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/memory.h>
#include <asm/mach/map.h>
#include <mach/common.h>
#include <mach/imx-uart.h>
#include <mach/i2c.h>
#include <mach/mx25.h>
#include <mach/mxc_nand.h>
#include <mach/imxfb.h>
#include <mach/mxc_ehci.h>
#include <mach/ulpi.h>

#include "devices.h"
#include <mach/iomux-mx25.h>

static struct imxuart_platform_data uart_pdata = {
	.flags = IMXUART_HAVE_RTSCTS,
};

static struct pad_desc eukrea_cpuimx25_pads[] = {
	/* FEC - RMII */
	MX25_PAD_FEC_MDC__FEC_MDC,
	MX25_PAD_FEC_MDIO__FEC_MDIO,
	MX25_PAD_FEC_TDATA0__FEC_TDATA0,
	MX25_PAD_FEC_TDATA1__FEC_TDATA1,
	MX25_PAD_FEC_TX_EN__FEC_TX_EN,
	MX25_PAD_FEC_RDATA0__FEC_RDATA0,
	MX25_PAD_FEC_RDATA1__FEC_RDATA1,
	MX25_PAD_FEC_RX_DV__FEC_RX_DV,
	MX25_PAD_FEC_TX_CLK__FEC_TX_CLK,
	/* I2C1 */
	MX25_PAD_I2C1_CLK__I2C1_CLK,
	MX25_PAD_I2C1_DAT__I2C1_DAT,
};

static struct fec_platform_data mx25_fec_pdata = {
	.phy	= PHY_INTERFACE_MODE_RMII,
};

static struct mxc_nand_platform_data eukrea_cpuimx25_nand_board_info = {
	.width		= 1,
	.hw_ecc		= 1,
	.flash_bbt	= 1,
};

static struct imxi2c_platform_data eukrea_cpuimx25_i2c_1_data = {
	.bitrate = 100000,
};

static struct i2c_board_info eukrea_cpuimx25_i2c_devices[] = {
	{
		I2C_BOARD_INFO("pcf8563", 0x51),
	},
};

static struct mxc_usbh_platform_data otg_pdata = {
	.portsc	= MXC_EHCI_MODE_UTMI,
	.flags	= MXC_EHCI_INTERFACE_DIFF_UNI,
};

static struct mxc_usbh_platform_data usbh2_pdata = {
	.portsc	= MXC_EHCI_MODE_SERIAL,
	.flags	= MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY |
		  MXC_EHCI_IPPUE_DOWN,
};

static struct fsl_usb2_platform_data otg_device_pdata = {
	.operating_mode = FSL_USB2_DR_DEVICE,
	.phy_mode       = FSL_USB2_PHY_UTMI,
};

static int otg_mode_host;

static int __init eukrea_cpuimx25_otg_mode(char *options)
{
	if (!strcmp(options, "host"))
		otg_mode_host = 1;
	else if (!strcmp(options, "device"))
		otg_mode_host = 0;
	else
		pr_info("otg_mode neither \"host\" nor \"device\". "
			"Defaulting to device\n");
	return 0;
}
__setup("otg_mode=", eukrea_cpuimx25_otg_mode);

static void __init eukrea_cpuimx25_init(void)
{
	if (mxc_iomux_v3_setup_multiple_pads(eukrea_cpuimx25_pads,
			ARRAY_SIZE(eukrea_cpuimx25_pads)))
		printk(KERN_ERR "error setting cpuimx25 pads !\n");

	mxc_register_device(&mxc_uart_device0, &uart_pdata);
	mxc_register_device(&mxc_nand_device, &eukrea_cpuimx25_nand_board_info);
	mxc_register_device(&mx25_rtc_device, NULL);
	mxc_register_device(&mx25_fec_device, &mx25_fec_pdata);

	i2c_register_board_info(0, eukrea_cpuimx25_i2c_devices,
				ARRAY_SIZE(eukrea_cpuimx25_i2c_devices));
	mxc_register_device(&mxc_i2c_device0, &eukrea_cpuimx25_i2c_1_data);

#if defined(CONFIG_USB_ULPI)
	if (otg_mode_host) {
		otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
				USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT);

		mxc_register_device(&mxc_otg, &otg_pdata);
	}
	mxc_register_device(&mxc_usbh2, &usbh2_pdata);
#endif
	if (!otg_mode_host)
		mxc_register_device(&otg_udc_device, &otg_device_pdata);

#ifdef CONFIG_MACH_EUKREA_MBIMXSD_BASEBOARD
	eukrea_mbimxsd_baseboard_init();
#endif
}

static void __init eukrea_cpuimx25_timer_init(void)
{
	mx25_clocks_init();
}

static struct sys_timer eukrea_cpuimx25_timer = {
	.init   = eukrea_cpuimx25_timer_init,
};

MACHINE_START(EUKREA_CPUIMX25, "Eukrea CPUIMX25")
	/* Maintainer: Eukrea Electromatique */
	.phys_io	= MX25_AIPS1_BASE_ADDR,
	.io_pg_offst	= ((MX25_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
	.boot_params    = MX25_PHYS_OFFSET + 0x100,
	.map_io         = mx25_map_io,
	.init_irq       = mx25_init_irq,
	.init_machine   = eukrea_cpuimx25_init,
	.timer          = &eukrea_cpuimx25_timer,
MACHINE_END
OpenPOWER on IntegriCloud