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mach-cpuimx27: fix USB_ULPI build warnings
[mv-sheeva.git] / arch / arm / mach-mx2 / mach-cpuimx27.c
1 /*
2  * Copyright (C) 2009 Eric Benard - eric@eukrea.com
3  *
4  * Based on pcm038.c which is :
5  * Copyright 2007 Robert Schwebel <r.schwebel@pengutronix.de>, Pengutronix
6  * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License
10  * as published by the Free Software Foundation; either version 2
11  * of the License, or (at your option) any later version.
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
20  * MA 02110-1301, USA.
21  */
22
23 #include <linux/i2c.h>
24 #include <linux/io.h>
25 #include <linux/mtd/plat-ram.h>
26 #include <linux/mtd/physmap.h>
27 #include <linux/platform_device.h>
28 #include <linux/serial_8250.h>
29 #include <linux/usb/otg.h>
30 #include <linux/usb/ulpi.h>
31 #include <linux/fsl_devices.h>
32
33 #include <asm/mach-types.h>
34 #include <asm/mach/arch.h>
35 #include <asm/mach/time.h>
36 #include <asm/mach/map.h>
37
38 #include <mach/board-eukrea_cpuimx27.h>
39 #include <mach/common.h>
40 #include <mach/hardware.h>
41 #include <mach/i2c.h>
42 #include <mach/iomux-mx27.h>
43 #include <mach/imx-uart.h>
44 #include <mach/mxc_nand.h>
45 #include <mach/mxc_ehci.h>
46 #include <mach/ulpi.h>
47
48 #include "devices.h"
49
50 static int eukrea_cpuimx27_pins[] = {
51         /* UART1 */
52         PE12_PF_UART1_TXD,
53         PE13_PF_UART1_RXD,
54         PE14_PF_UART1_CTS,
55         PE15_PF_UART1_RTS,
56         /* UART4 */
57 #if defined(MACH_EUKREA_CPUIMX27_USEUART4)
58         PB26_AF_UART4_RTS,
59         PB28_AF_UART4_TXD,
60         PB29_AF_UART4_CTS,
61         PB31_AF_UART4_RXD,
62 #endif
63         /* FEC */
64         PD0_AIN_FEC_TXD0,
65         PD1_AIN_FEC_TXD1,
66         PD2_AIN_FEC_TXD2,
67         PD3_AIN_FEC_TXD3,
68         PD4_AOUT_FEC_RX_ER,
69         PD5_AOUT_FEC_RXD1,
70         PD6_AOUT_FEC_RXD2,
71         PD7_AOUT_FEC_RXD3,
72         PD8_AF_FEC_MDIO,
73         PD9_AIN_FEC_MDC,
74         PD10_AOUT_FEC_CRS,
75         PD11_AOUT_FEC_TX_CLK,
76         PD12_AOUT_FEC_RXD0,
77         PD13_AOUT_FEC_RX_DV,
78         PD14_AOUT_FEC_RX_CLK,
79         PD15_AOUT_FEC_COL,
80         PD16_AIN_FEC_TX_ER,
81         PF23_AIN_FEC_TX_EN,
82         /* I2C1 */
83         PD17_PF_I2C_DATA,
84         PD18_PF_I2C_CLK,
85         /* SDHC2 */
86 #if defined(CONFIG_MACH_EUKREA_CPUIMX27_USESDHC2)
87         PB4_PF_SD2_D0,
88         PB5_PF_SD2_D1,
89         PB6_PF_SD2_D2,
90         PB7_PF_SD2_D3,
91         PB8_PF_SD2_CMD,
92         PB9_PF_SD2_CLK,
93 #endif
94 #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
95         /* Quad UART's IRQ */
96         GPIO_PORTB | 22 | GPIO_GPIO | GPIO_IN,
97         GPIO_PORTB | 23 | GPIO_GPIO | GPIO_IN,
98         GPIO_PORTB | 27 | GPIO_GPIO | GPIO_IN,
99         GPIO_PORTB | 30 | GPIO_GPIO | GPIO_IN,
100 #endif
101         /* OTG */
102         PC7_PF_USBOTG_DATA5,
103         PC8_PF_USBOTG_DATA6,
104         PC9_PF_USBOTG_DATA0,
105         PC10_PF_USBOTG_DATA2,
106         PC11_PF_USBOTG_DATA1,
107         PC12_PF_USBOTG_DATA4,
108         PC13_PF_USBOTG_DATA3,
109         PE0_PF_USBOTG_NXT,
110         PE1_PF_USBOTG_STP,
111         PE2_PF_USBOTG_DIR,
112         PE24_PF_USBOTG_CLK,
113         PE25_PF_USBOTG_DATA7,
114         /* USBH2 */
115         PA0_PF_USBH2_CLK,
116         PA1_PF_USBH2_DIR,
117         PA2_PF_USBH2_DATA7,
118         PA3_PF_USBH2_NXT,
119         PA4_PF_USBH2_STP,
120         PD19_AF_USBH2_DATA4,
121         PD20_AF_USBH2_DATA3,
122         PD21_AF_USBH2_DATA6,
123         PD22_AF_USBH2_DATA0,
124         PD23_AF_USBH2_DATA2,
125         PD24_AF_USBH2_DATA1,
126         PD26_AF_USBH2_DATA5,
127 };
128
129 static struct physmap_flash_data eukrea_cpuimx27_flash_data = {
130         .width = 2,
131 };
132
133 static struct resource eukrea_cpuimx27_flash_resource = {
134         .start = 0xc0000000,
135         .end   = 0xc3ffffff,
136         .flags = IORESOURCE_MEM,
137 };
138
139 static struct platform_device eukrea_cpuimx27_nor_mtd_device = {
140         .name = "physmap-flash",
141         .id = 0,
142         .dev = {
143                 .platform_data = &eukrea_cpuimx27_flash_data,
144         },
145         .num_resources = 1,
146         .resource = &eukrea_cpuimx27_flash_resource,
147 };
148
149 static struct imxuart_platform_data uart_pdata[] = {
150         {
151                 .flags = IMXUART_HAVE_RTSCTS,
152         }, {
153                 .flags = IMXUART_HAVE_RTSCTS,
154         },
155 };
156
157 static struct mxc_nand_platform_data eukrea_cpuimx27_nand_board_info = {
158         .width = 1,
159         .hw_ecc = 1,
160 };
161
162 static struct platform_device *platform_devices[] __initdata = {
163         &eukrea_cpuimx27_nor_mtd_device,
164         &mxc_fec_device,
165         &mxc_wdt,
166         &mxc_w1_master_device,
167 };
168
169 static struct imxi2c_platform_data eukrea_cpuimx27_i2c_1_data = {
170         .bitrate = 100000,
171 };
172
173 static struct i2c_board_info eukrea_cpuimx27_i2c_devices[] = {
174         {
175                 I2C_BOARD_INFO("pcf8563", 0x51),
176         },
177 };
178
179 #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
180 static struct plat_serial8250_port serial_platform_data[] = {
181         {
182                 .mapbase = (unsigned long)(MX27_CS3_BASE_ADDR + 0x200000),
183                 .irq = IRQ_GPIOB(23),
184                 .uartclk = 14745600,
185                 .regshift = 1,
186                 .iotype = UPIO_MEM,
187                 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP,
188         }, {
189                 .mapbase = (unsigned long)(MX27_CS3_BASE_ADDR + 0x400000),
190                 .irq = IRQ_GPIOB(22),
191                 .uartclk = 14745600,
192                 .regshift = 1,
193                 .iotype = UPIO_MEM,
194                 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP,
195         }, {
196                 .mapbase = (unsigned long)(MX27_CS3_BASE_ADDR + 0x800000),
197                 .irq = IRQ_GPIOB(27),
198                 .uartclk = 14745600,
199                 .regshift = 1,
200                 .iotype = UPIO_MEM,
201                 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP,
202         }, {
203                 .mapbase = (unsigned long)(MX27_CS3_BASE_ADDR + 0x1000000),
204                 .irq = IRQ_GPIOB(30),
205                 .uartclk = 14745600,
206                 .regshift = 1,
207                 .iotype = UPIO_MEM,
208                 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP,
209         }, {
210         }
211 };
212
213 static struct platform_device serial_device = {
214         .name = "serial8250",
215         .id = 0,
216         .dev = {
217                 .platform_data = serial_platform_data,
218         },
219 };
220 #endif
221
222 #if defined(CONFIG_USB_ULPI)
223 static struct mxc_usbh_platform_data otg_pdata = {
224         .portsc = MXC_EHCI_MODE_ULPI,
225         .flags  = MXC_EHCI_INTERFACE_DIFF_UNI,
226 };
227
228 static struct mxc_usbh_platform_data usbh2_pdata = {
229         .portsc = MXC_EHCI_MODE_ULPI,
230         .flags  = MXC_EHCI_INTERFACE_DIFF_UNI,
231 };
232 #endif
233
234 static struct fsl_usb2_platform_data otg_device_pdata = {
235         .operating_mode = FSL_USB2_DR_DEVICE,
236         .phy_mode       = FSL_USB2_PHY_ULPI,
237 };
238
239 static int otg_mode_host;
240
241 static int __init eukrea_cpuimx27_otg_mode(char *options)
242 {
243         if (!strcmp(options, "host"))
244                 otg_mode_host = 1;
245         else if (!strcmp(options, "device"))
246                 otg_mode_host = 0;
247         else
248                 pr_info("otg_mode neither \"host\" nor \"device\". "
249                         "Defaulting to device\n");
250         return 0;
251 }
252 __setup("otg_mode=", eukrea_cpuimx27_otg_mode);
253
254 static void __init eukrea_cpuimx27_init(void)
255 {
256         mxc_gpio_setup_multiple_pins(eukrea_cpuimx27_pins,
257                 ARRAY_SIZE(eukrea_cpuimx27_pins), "CPUIMX27");
258
259         mxc_register_device(&mxc_uart_device0, &uart_pdata[0]);
260
261         mxc_register_device(&imx27_nand_device,
262                         &eukrea_cpuimx27_nand_board_info);
263
264         i2c_register_board_info(0, eukrea_cpuimx27_i2c_devices,
265                                 ARRAY_SIZE(eukrea_cpuimx27_i2c_devices));
266
267         mxc_register_device(&mxc_i2c_device0, &eukrea_cpuimx27_i2c_1_data);
268
269         platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
270
271 #if defined(CONFIG_MACH_EUKREA_CPUIMX27_USESDHC2)
272         /* SDHC2 can be used for Wifi */
273         mxc_register_device(&mxc_sdhc_device1, NULL);
274 #endif
275 #if defined(MACH_EUKREA_CPUIMX27_USEUART4)
276         /* in which case UART4 is also used for Bluetooth */
277         mxc_register_device(&mxc_uart_device3, &uart_pdata[1]);
278 #endif
279
280 #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE)
281         platform_device_register(&serial_device);
282 #endif
283
284 #if defined(CONFIG_USB_ULPI)
285         if (otg_mode_host) {
286                 otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
287                                 USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT);
288
289                 mxc_register_device(&mxc_otg_host, &otg_pdata);
290         }
291
292         usbh2_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
293                                 USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT);
294
295         mxc_register_device(&mxc_usbh2, &usbh2_pdata);
296 #endif
297         if (!otg_mode_host)
298                 mxc_register_device(&mxc_otg_udc_device, &otg_device_pdata);
299
300 #ifdef CONFIG_MACH_EUKREA_MBIMX27_BASEBOARD
301         eukrea_mbimx27_baseboard_init();
302 #endif
303 }
304
305 static void __init eukrea_cpuimx27_timer_init(void)
306 {
307         mx27_clocks_init(26000000);
308 }
309
310 static struct sys_timer eukrea_cpuimx27_timer = {
311         .init = eukrea_cpuimx27_timer_init,
312 };
313
314 MACHINE_START(CPUIMX27, "EUKREA CPUIMX27")
315         .phys_io        = MX27_AIPI_BASE_ADDR,
316         .io_pg_offst    = ((MX27_AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc,
317         .boot_params    = MX27_PHYS_OFFSET + 0x100,
318         .map_io         = mx27_map_io,
319         .init_irq       = mx27_init_irq,
320         .init_machine   = eukrea_cpuimx27_init,
321         .timer          = &eukrea_cpuimx27_timer,
322 MACHINE_END