ARM: mx3: dynamically allocate fsl-usb2-udc devices
[linux-2.6-block.git] / arch / arm / mach-mx3 / mach-pcm043.c
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1/*
2 * Copyright (C) 2009 Sascha Hauer, Pengutronix
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
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.
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13 */
14
15#include <linux/types.h>
16#include <linux/init.h>
17
18#include <linux/platform_device.h>
19#include <linux/mtd/physmap.h>
20#include <linux/mtd/plat-ram.h>
21#include <linux/memory.h>
22#include <linux/gpio.h>
23#include <linux/smc911x.h>
24#include <linux/interrupt.h>
d2831d1f 25#include <linux/delay.h>
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26#include <linux/i2c.h>
27#include <linux/i2c/at24.h>
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28#include <linux/usb/otg.h>
29#include <linux/usb/ulpi.h>
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30
31#include <asm/mach-types.h>
32#include <asm/mach/arch.h>
33#include <asm/mach/time.h>
34#include <asm/mach/map.h>
35
36#include <mach/hardware.h>
37#include <mach/common.h>
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38#include <mach/iomux-mx35.h>
39#include <mach/ipu.h>
40#include <mach/mx3fb.h>
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41#include <mach/mxc_ehci.h>
42#include <mach/ulpi.h>
d2831d1f 43#include <mach/audmux.h>
54df5268 44
e2611ba4 45#include "devices-imx35.h"
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46#include "devices.h"
47
48static const struct fb_videomode fb_modedb[] = {
49 {
50 /* 240x320 @ 60 Hz */
51 .name = "Sharp-LQ035Q7",
52 .refresh = 60,
53 .xres = 240,
54 .yres = 320,
55 .pixclock = 185925,
56 .left_margin = 9,
57 .right_margin = 16,
58 .upper_margin = 7,
59 .lower_margin = 9,
60 .hsync_len = 1,
61 .vsync_len = 1,
62 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_SHARP_MODE | FB_SYNC_CLK_INVERT | FB_SYNC_CLK_IDLE_EN,
63 .vmode = FB_VMODE_NONINTERLACED,
64 .flag = 0,
65 }, {
66 /* 240x320 @ 60 Hz */
67 .name = "TX090",
68 .refresh = 60,
69 .xres = 240,
70 .yres = 320,
71 .pixclock = 38255,
72 .left_margin = 144,
73 .right_margin = 0,
74 .upper_margin = 7,
75 .lower_margin = 40,
76 .hsync_len = 96,
77 .vsync_len = 1,
78 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_OE_ACT_HIGH,
79 .vmode = FB_VMODE_NONINTERLACED,
80 .flag = 0,
81 },
82};
83
84static struct ipu_platform_data mx3_ipu_data = {
85 .irq_base = MXC_IPU_IRQ_START,
86};
87
88static struct mx3fb_platform_data mx3fb_pdata = {
89 .dma_dev = &mx3_ipu.dev,
90 .name = "Sharp-LQ035Q7",
91 .mode = fb_modedb,
92 .num_modes = ARRAY_SIZE(fb_modedb),
93};
94
95static struct physmap_flash_data pcm043_flash_data = {
96 .width = 2,
97};
98
99static struct resource pcm043_flash_resource = {
100 .start = 0xa0000000,
101 .end = 0xa1ffffff,
102 .flags = IORESOURCE_MEM,
103};
104
105static struct platform_device pcm043_flash = {
106 .name = "physmap-flash",
107 .id = 0,
108 .dev = {
109 .platform_data = &pcm043_flash_data,
110 },
111 .resource = &pcm043_flash_resource,
112 .num_resources = 1,
113};
114
6eafde5f 115static const struct imxuart_platform_data uart_pdata __initconst = {
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116 .flags = IMXUART_HAVE_RTSCTS,
117};
118
119#if defined CONFIG_I2C_IMX || defined CONFIG_I2C_IMX_MODULE
7cdc8fa7 120static const struct imxi2c_platform_data pcm043_i2c0_data __initconst = {
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121 .bitrate = 50000,
122};
123
124static struct at24_platform_data board_eeprom = {
125 .byte_len = 4096,
126 .page_size = 32,
127 .flags = AT24_FLAG_ADDR16,
128};
129
130static struct i2c_board_info pcm043_i2c_devices[] = {
131 {
132 I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
133 .platform_data = &board_eeprom,
134 }, {
cf87a6e2 135 I2C_BOARD_INFO("pcf8563", 0x51),
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136 }
137};
138#endif
139
140static struct platform_device *devices[] __initdata = {
141 &pcm043_flash,
3170ba54 142 &imx_wdt_device0,
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143};
144
145static struct pad_desc pcm043_pads[] = {
146 /* UART1 */
147 MX35_PAD_CTS1__UART1_CTS,
148 MX35_PAD_RTS1__UART1_RTS,
149 MX35_PAD_TXD1__UART1_TXD_MUX,
150 MX35_PAD_RXD1__UART1_RXD_MUX,
151 /* UART2 */
152 MX35_PAD_CTS2__UART2_CTS,
153 MX35_PAD_RTS2__UART2_RTS,
154 MX35_PAD_TXD2__UART2_TXD_MUX,
155 MX35_PAD_RXD2__UART2_RXD_MUX,
156 /* FEC */
157 MX35_PAD_FEC_TX_CLK__FEC_TX_CLK,
158 MX35_PAD_FEC_RX_CLK__FEC_RX_CLK,
159 MX35_PAD_FEC_RX_DV__FEC_RX_DV,
160 MX35_PAD_FEC_COL__FEC_COL,
161 MX35_PAD_FEC_RDATA0__FEC_RDATA_0,
162 MX35_PAD_FEC_TDATA0__FEC_TDATA_0,
163 MX35_PAD_FEC_TX_EN__FEC_TX_EN,
164 MX35_PAD_FEC_MDC__FEC_MDC,
165 MX35_PAD_FEC_MDIO__FEC_MDIO,
166 MX35_PAD_FEC_TX_ERR__FEC_TX_ERR,
167 MX35_PAD_FEC_RX_ERR__FEC_RX_ERR,
168 MX35_PAD_FEC_CRS__FEC_CRS,
169 MX35_PAD_FEC_RDATA1__FEC_RDATA_1,
170 MX35_PAD_FEC_TDATA1__FEC_TDATA_1,
171 MX35_PAD_FEC_RDATA2__FEC_RDATA_2,
172 MX35_PAD_FEC_TDATA2__FEC_TDATA_2,
173 MX35_PAD_FEC_RDATA3__FEC_RDATA_3,
174 MX35_PAD_FEC_TDATA3__FEC_TDATA_3,
175 /* I2C1 */
176 MX35_PAD_I2C1_CLK__I2C1_SCL,
177 MX35_PAD_I2C1_DAT__I2C1_SDA,
178 /* Display */
179 MX35_PAD_LD0__IPU_DISPB_DAT_0,
180 MX35_PAD_LD1__IPU_DISPB_DAT_1,
181 MX35_PAD_LD2__IPU_DISPB_DAT_2,
182 MX35_PAD_LD3__IPU_DISPB_DAT_3,
183 MX35_PAD_LD4__IPU_DISPB_DAT_4,
184 MX35_PAD_LD5__IPU_DISPB_DAT_5,
185 MX35_PAD_LD6__IPU_DISPB_DAT_6,
186 MX35_PAD_LD7__IPU_DISPB_DAT_7,
187 MX35_PAD_LD8__IPU_DISPB_DAT_8,
188 MX35_PAD_LD9__IPU_DISPB_DAT_9,
189 MX35_PAD_LD10__IPU_DISPB_DAT_10,
190 MX35_PAD_LD11__IPU_DISPB_DAT_11,
191 MX35_PAD_LD12__IPU_DISPB_DAT_12,
192 MX35_PAD_LD13__IPU_DISPB_DAT_13,
193 MX35_PAD_LD14__IPU_DISPB_DAT_14,
194 MX35_PAD_LD15__IPU_DISPB_DAT_15,
195 MX35_PAD_LD16__IPU_DISPB_DAT_16,
196 MX35_PAD_LD17__IPU_DISPB_DAT_17,
197 MX35_PAD_D3_HSYNC__IPU_DISPB_D3_HSYNC,
198 MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK,
199 MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY,
200 MX35_PAD_CONTRAST__IPU_DISPB_CONTR,
201 MX35_PAD_D3_VSYNC__IPU_DISPB_D3_VSYNC,
202 MX35_PAD_D3_REV__IPU_DISPB_D3_REV,
203 MX35_PAD_D3_CLS__IPU_DISPB_D3_CLS,
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204 /* gpio */
205 MX35_PAD_ATA_CS0__GPIO2_6,
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206 /* USB host */
207 MX35_PAD_I2C2_CLK__USB_TOP_USBH2_PWR,
208 MX35_PAD_I2C2_DAT__USB_TOP_USBH2_OC,
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209 /* SSI */
210 MX35_PAD_STXFS4__AUDMUX_AUD4_TXFS,
211 MX35_PAD_STXD4__AUDMUX_AUD4_TXD,
212 MX35_PAD_SRXD4__AUDMUX_AUD4_RXD,
213 MX35_PAD_SCK4__AUDMUX_AUD4_TXC,
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214 /* CAN2 */
215 MX35_PAD_TX5_RX0__CAN2_TXCAN,
216 MX35_PAD_TX4_RX1__CAN2_RXCAN,
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217 /* esdhc */
218 MX35_PAD_SD1_CMD__ESDHC1_CMD,
219 MX35_PAD_SD1_CLK__ESDHC1_CLK,
220 MX35_PAD_SD1_DATA0__ESDHC1_DAT0,
221 MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
222 MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
223 MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
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224};
225
226#define AC97_GPIO_TXFS (1 * 32 + 31)
227#define AC97_GPIO_TXD (1 * 32 + 28)
228#define AC97_GPIO_RESET (1 * 32 + 0)
229
230static void pcm043_ac97_warm_reset(struct snd_ac97 *ac97)
231{
232 struct pad_desc txfs_gpio = MX35_PAD_STXFS4__GPIO2_31;
233 struct pad_desc txfs = MX35_PAD_STXFS4__AUDMUX_AUD4_TXFS;
234 int ret;
235
236 ret = gpio_request(AC97_GPIO_TXFS, "SSI");
237 if (ret) {
238 printk("failed to get GPIO_TXFS: %d\n", ret);
239 return;
240 }
241
242 mxc_iomux_v3_setup_pad(&txfs_gpio);
243
244 /* warm reset */
245 gpio_direction_output(AC97_GPIO_TXFS, 1);
246 udelay(2);
247 gpio_set_value(AC97_GPIO_TXFS, 0);
248
249 gpio_free(AC97_GPIO_TXFS);
250 mxc_iomux_v3_setup_pad(&txfs);
251}
252
253static void pcm043_ac97_cold_reset(struct snd_ac97 *ac97)
254{
255 struct pad_desc txfs_gpio = MX35_PAD_STXFS4__GPIO2_31;
256 struct pad_desc txfs = MX35_PAD_STXFS4__AUDMUX_AUD4_TXFS;
257 struct pad_desc txd_gpio = MX35_PAD_STXD4__GPIO2_28;
258 struct pad_desc txd = MX35_PAD_STXD4__AUDMUX_AUD4_TXD;
259 struct pad_desc reset_gpio = MX35_PAD_SD2_CMD__GPIO2_0;
260 int ret;
261
262 ret = gpio_request(AC97_GPIO_TXFS, "SSI");
263 if (ret)
264 goto err1;
265
266 ret = gpio_request(AC97_GPIO_TXD, "SSI");
267 if (ret)
268 goto err2;
269
270 ret = gpio_request(AC97_GPIO_RESET, "SSI");
271 if (ret)
272 goto err3;
273
274 mxc_iomux_v3_setup_pad(&txfs_gpio);
275 mxc_iomux_v3_setup_pad(&txd_gpio);
276 mxc_iomux_v3_setup_pad(&reset_gpio);
277
278 gpio_direction_output(AC97_GPIO_TXFS, 0);
279 gpio_direction_output(AC97_GPIO_TXD, 0);
280
281 /* cold reset */
282 gpio_direction_output(AC97_GPIO_RESET, 0);
283 udelay(10);
284 gpio_direction_output(AC97_GPIO_RESET, 1);
285
286 mxc_iomux_v3_setup_pad(&txd);
287 mxc_iomux_v3_setup_pad(&txfs);
288
289 gpio_free(AC97_GPIO_RESET);
290err3:
291 gpio_free(AC97_GPIO_TXD);
292err2:
293 gpio_free(AC97_GPIO_TXFS);
294err1:
295 if (ret)
296 printk("%s failed with %d\n", __func__, ret);
297 mdelay(1);
298}
299
4697bb92 300static const struct imx_ssi_platform_data pcm043_ssi_pdata __initconst = {
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301 .ac97_reset = pcm043_ac97_cold_reset,
302 .ac97_warm_reset = pcm043_ac97_warm_reset,
303 .flags = IMX_SSI_USE_AC97,
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304};
305
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306static const struct mxc_nand_platform_data
307pcm037_nand_board_info __initconst = {
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308 .width = 1,
309 .hw_ecc = 1,
310};
311
c18e8fa5 312#if defined(CONFIG_USB_ULPI)
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313static struct mxc_usbh_platform_data otg_pdata = {
314 .portsc = MXC_EHCI_MODE_UTMI,
315 .flags = MXC_EHCI_INTERFACE_DIFF_UNI,
316};
317
318static struct mxc_usbh_platform_data usbh1_pdata = {
319 .portsc = MXC_EHCI_MODE_SERIAL,
320 .flags = MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY |
321 MXC_EHCI_IPPUE_DOWN,
322};
c18e8fa5 323#endif
cb2dc111 324
9e1dde33 325static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
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326 .operating_mode = FSL_USB2_DR_DEVICE,
327 .phy_mode = FSL_USB2_PHY_UTMI,
328};
329
330static int otg_mode_host;
331
332static int __init pcm043_otg_mode(char *options)
333{
334 if (!strcmp(options, "host"))
335 otg_mode_host = 1;
336 else if (!strcmp(options, "device"))
337 otg_mode_host = 0;
338 else
339 pr_info("otg_mode neither \"host\" nor \"device\". "
340 "Defaulting to device\n");
341 return 0;
342}
343__setup("otg_mode=", pcm043_otg_mode);
344
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345/*
346 * Board specific initialization.
347 */
348static void __init mxc_board_init(void)
349{
350 mxc_iomux_v3_setup_multiple_pads(pcm043_pads, ARRAY_SIZE(pcm043_pads));
351
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352 mxc_audmux_v2_configure_port(3,
353 MXC_AUDMUX_V2_PTCR_SYN | /* 4wire mode */
354 MXC_AUDMUX_V2_PTCR_TFSEL(0) |
355 MXC_AUDMUX_V2_PTCR_TFSDIR,
356 MXC_AUDMUX_V2_PDCR_RXDSEL(0));
357
358 mxc_audmux_v2_configure_port(0,
359 MXC_AUDMUX_V2_PTCR_SYN | /* 4wire mode */
360 MXC_AUDMUX_V2_PTCR_TCSEL(3) |
361 MXC_AUDMUX_V2_PTCR_TCLKDIR, /* clock is output */
362 MXC_AUDMUX_V2_PDCR_RXDSEL(3));
363
6bd96f3c 364 imx35_add_fec(NULL);
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365 platform_add_devices(devices, ARRAY_SIZE(devices));
366
6eafde5f 367 imx35_add_imx_uart0(&uart_pdata);
e2611ba4 368 imx35_add_mxc_nand(&pcm037_nand_board_info);
4697bb92 369 imx35_add_imx_ssi(0, &pcm043_ssi_pdata);
54df5268 370
6eafde5f 371 imx35_add_imx_uart1(&uart_pdata);
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372
373#if defined CONFIG_I2C_IMX || defined CONFIG_I2C_IMX_MODULE
374 i2c_register_board_info(0, pcm043_i2c_devices,
375 ARRAY_SIZE(pcm043_i2c_devices));
376
7cdc8fa7 377 imx35_add_imx_i2c0(&pcm043_i2c0_data);
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378#endif
379
380 mxc_register_device(&mx3_ipu, &mx3_ipu_data);
381 mxc_register_device(&mx3_fb, &mx3fb_pdata);
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382
383#if defined(CONFIG_USB_ULPI)
384 if (otg_mode_host) {
385 otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
13dd0c97 386 ULPI_OTG_DRVVBUS | ULPI_OTG_DRVVBUS_EXT);
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387
388 mxc_register_device(&mxc_otg_host, &otg_pdata);
389 }
390
391 mxc_register_device(&mxc_usbh1, &usbh1_pdata);
392#endif
393 if (!otg_mode_host)
9e1dde33 394 imx35_add_fsl_usb2_udc(&otg_device_pdata);
cb2dc111 395
da92e42b 396 imx35_add_flexcan1(NULL);
c0745129 397 imx35_add_esdhc(0, NULL);
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398}
399
400static void __init pcm043_timer_init(void)
401{
402 mx35_clocks_init();
403}
404
405struct sys_timer pcm043_timer = {
406 .init = pcm043_timer_init,
407};
408
409MACHINE_START(PCM043, "Phytec Phycore pcm043")
410 /* Maintainer: Pengutronix */
34101237 411 .boot_params = MX3x_PHYS_OFFSET + 0x100,
cd4a05f9 412 .map_io = mx35_map_io,
c5aa0ad0 413 .init_irq = mx35_init_irq,
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414 .init_machine = mxc_board_init,
415 .timer = &pcm043_timer,
416MACHINE_END
417