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6f1fa706 EB |
1 | /* |
2 | * Copyright 2009 Sascha Hauer, <kernel@pengutronix.de> | |
3 | * Copyright 2010 Eric Bénard - Eukréa Electromatique, <eric@eukrea.com> | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or | |
6 | * modify it under the terms of the GNU General Public License | |
7 | * as published by the Free Software Foundation; either version 2 | |
8 | * of the License, or (at your option) any later version. | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, write to the Free Software | |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
17 | * Boston, MA 02110-1301, USA. | |
18 | */ | |
19 | ||
20 | #include <linux/types.h> | |
21 | #include <linux/init.h> | |
22 | #include <linux/delay.h> | |
23 | #include <linux/clk.h> | |
24 | #include <linux/irq.h> | |
25 | #include <linux/gpio.h> | |
26 | #include <linux/fec.h> | |
27 | #include <linux/platform_device.h> | |
28 | #include <linux/usb/otg.h> | |
29 | #include <linux/usb/ulpi.h> | |
30 | #include <linux/fsl_devices.h> | |
31 | ||
32 | #include <mach/board-eukrea_cpuimx25.h> | |
33 | #include <mach/hardware.h> | |
34 | #include <asm/mach-types.h> | |
35 | #include <asm/mach/arch.h> | |
36 | #include <asm/mach/time.h> | |
37 | #include <asm/memory.h> | |
38 | #include <asm/mach/map.h> | |
39 | #include <mach/common.h> | |
40 | #include <mach/imx-uart.h> | |
41 | #include <mach/i2c.h> | |
42 | #include <mach/mx25.h> | |
43 | #include <mach/mxc_nand.h> | |
44 | #include <mach/imxfb.h> | |
45 | #include <mach/mxc_ehci.h> | |
46 | #include <mach/ulpi.h> | |
47 | ||
48 | #include "devices.h" | |
49 | #include <mach/iomux-mx25.h> | |
50 | ||
51 | static struct imxuart_platform_data uart_pdata = { | |
52 | .flags = IMXUART_HAVE_RTSCTS, | |
53 | }; | |
54 | ||
55 | static struct pad_desc eukrea_cpuimx25_pads[] = { | |
56 | /* FEC - RMII */ | |
57 | MX25_PAD_FEC_MDC__FEC_MDC, | |
58 | MX25_PAD_FEC_MDIO__FEC_MDIO, | |
59 | MX25_PAD_FEC_TDATA0__FEC_TDATA0, | |
60 | MX25_PAD_FEC_TDATA1__FEC_TDATA1, | |
61 | MX25_PAD_FEC_TX_EN__FEC_TX_EN, | |
62 | MX25_PAD_FEC_RDATA0__FEC_RDATA0, | |
63 | MX25_PAD_FEC_RDATA1__FEC_RDATA1, | |
64 | MX25_PAD_FEC_RX_DV__FEC_RX_DV, | |
65 | MX25_PAD_FEC_TX_CLK__FEC_TX_CLK, | |
66 | /* I2C1 */ | |
67 | MX25_PAD_I2C1_CLK__I2C1_CLK, | |
68 | MX25_PAD_I2C1_DAT__I2C1_DAT, | |
69 | }; | |
70 | ||
71 | static struct fec_platform_data mx25_fec_pdata = { | |
72 | .phy = PHY_INTERFACE_MODE_RMII, | |
73 | }; | |
74 | ||
75 | static struct mxc_nand_platform_data eukrea_cpuimx25_nand_board_info = { | |
76 | .width = 1, | |
77 | .hw_ecc = 1, | |
78 | .flash_bbt = 1, | |
79 | }; | |
80 | ||
81 | static struct imxi2c_platform_data eukrea_cpuimx25_i2c_1_data = { | |
82 | .bitrate = 100000, | |
83 | }; | |
84 | ||
85 | static struct i2c_board_info eukrea_cpuimx25_i2c_devices[] = { | |
86 | { | |
87 | I2C_BOARD_INFO("pcf8563", 0x51), | |
88 | }, | |
89 | }; | |
90 | ||
91 | static struct mxc_usbh_platform_data otg_pdata = { | |
92 | .portsc = MXC_EHCI_MODE_UTMI, | |
93 | .flags = MXC_EHCI_INTERFACE_DIFF_UNI, | |
94 | }; | |
95 | ||
96 | static struct mxc_usbh_platform_data usbh2_pdata = { | |
97 | .portsc = MXC_EHCI_MODE_SERIAL, | |
98 | .flags = MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY | | |
99 | MXC_EHCI_IPPUE_DOWN, | |
100 | }; | |
101 | ||
102 | static struct fsl_usb2_platform_data otg_device_pdata = { | |
103 | .operating_mode = FSL_USB2_DR_DEVICE, | |
104 | .phy_mode = FSL_USB2_PHY_UTMI, | |
105 | }; | |
106 | ||
107 | static int otg_mode_host; | |
108 | ||
109 | static int __init eukrea_cpuimx25_otg_mode(char *options) | |
110 | { | |
111 | if (!strcmp(options, "host")) | |
112 | otg_mode_host = 1; | |
113 | else if (!strcmp(options, "device")) | |
114 | otg_mode_host = 0; | |
115 | else | |
116 | pr_info("otg_mode neither \"host\" nor \"device\". " | |
117 | "Defaulting to device\n"); | |
118 | return 0; | |
119 | } | |
120 | __setup("otg_mode=", eukrea_cpuimx25_otg_mode); | |
121 | ||
122 | static void __init eukrea_cpuimx25_init(void) | |
123 | { | |
124 | if (mxc_iomux_v3_setup_multiple_pads(eukrea_cpuimx25_pads, | |
125 | ARRAY_SIZE(eukrea_cpuimx25_pads))) | |
126 | printk(KERN_ERR "error setting cpuimx25 pads !\n"); | |
127 | ||
128 | mxc_register_device(&mxc_uart_device0, &uart_pdata); | |
129 | mxc_register_device(&mxc_nand_device, &eukrea_cpuimx25_nand_board_info); | |
130 | mxc_register_device(&mx25_rtc_device, NULL); | |
131 | mxc_register_device(&mx25_fec_device, &mx25_fec_pdata); | |
132 | ||
133 | i2c_register_board_info(0, eukrea_cpuimx25_i2c_devices, | |
134 | ARRAY_SIZE(eukrea_cpuimx25_i2c_devices)); | |
135 | mxc_register_device(&mxc_i2c_device0, &eukrea_cpuimx25_i2c_1_data); | |
136 | ||
137 | #if defined(CONFIG_USB_ULPI) | |
138 | if (otg_mode_host) { | |
139 | otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops, | |
140 | USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT); | |
141 | ||
142 | mxc_register_device(&mxc_otg, &otg_pdata); | |
143 | } | |
144 | mxc_register_device(&mxc_usbh2, &usbh2_pdata); | |
145 | #endif | |
146 | if (!otg_mode_host) | |
147 | mxc_register_device(&otg_udc_device, &otg_device_pdata); | |
148 | ||
149 | #ifdef CONFIG_MACH_EUKREA_MBIMXSD_BASEBOARD | |
150 | eukrea_mbimxsd_baseboard_init(); | |
151 | #endif | |
152 | } | |
153 | ||
154 | static void __init eukrea_cpuimx25_timer_init(void) | |
155 | { | |
156 | mx25_clocks_init(); | |
157 | } | |
158 | ||
159 | static struct sys_timer eukrea_cpuimx25_timer = { | |
160 | .init = eukrea_cpuimx25_timer_init, | |
161 | }; | |
162 | ||
163 | MACHINE_START(EUKREA_CPUIMX25, "Eukrea CPUIMX25") | |
164 | /* Maintainer: Eukrea Electromatique */ | |
165 | .phys_io = MX25_AIPS1_BASE_ADDR, | |
166 | .io_pg_offst = ((MX25_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc, | |
167 | .boot_params = MX25_PHYS_OFFSET + 0x100, | |
168 | .map_io = mx25_map_io, | |
169 | .init_irq = mx25_init_irq, | |
170 | .init_machine = eukrea_cpuimx25_init, | |
171 | .timer = &eukrea_cpuimx25_timer, | |
172 | MACHINE_END |