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[ARM] pxa/vpac270: UDC and UHC support
[deliverable/linux.git] / arch / arm / mach-pxa / vpac270.c
CommitLineData
543cd842
M		 1/*
2 * Hardware definitions for Voipac PXA270
3 *
4 * Copyright (C) 2010
5 * Marek Vasut <marek.vasut@gmail.com>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 *
11 */
12
13#include <linux/platform_device.h>
14#include <linux/delay.h>
15#include <linux/irq.h>
16#include <linux/gpio_keys.h>
17#include <linux/input.h>
18#include <linux/gpio.h>
19#include <linux/sysdev.h>
3d98f881 20#include <linux/usb/gpio_vbus.h>
543cd842
M		 21#include <linux/mtd/mtd.h>
22#include <linux/mtd/partitions.h>
23#include <linux/mtd/physmap.h>
24
25#include <asm/mach-types.h>
26#include <asm/mach/arch.h>
27
28#include <mach/pxa27x.h>
29#include <mach/vpac270.h>
30#include <mach/mmc.h>
31#include <mach/pxafb.h>
3d98f881
MV		 32#include <mach/ohci.h>
33#include <mach/pxa27x-udc.h>
34#include <mach/udc.h>
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M		 35
36#include "generic.h"
37#include "devices.h"
38
39/******************************************************************************
40 * Pin configuration
41 ******************************************************************************/
42static unsigned long vpac270_pin_config[] __initdata = {
43 /* MMC */
44 GPIO32_MMC_CLK,
45 GPIO92_MMC_DAT_0,
46 GPIO109_MMC_DAT_1,
47 GPIO110_MMC_DAT_2,
48 GPIO111_MMC_DAT_3,
49 GPIO112_MMC_CMD,
50 GPIO53_GPIO, /* SD detect */
51 GPIO52_GPIO, /* SD r/o switch */
52
53 /* GPIO KEYS */
54 GPIO1_GPIO, /* USER BTN */
55
56 /* LEDs */
57 GPIO15_GPIO, /* orange led */
58
59 /* FFUART */
60 GPIO34_FFUART_RXD,
61 GPIO39_FFUART_TXD,
62 GPIO27_FFUART_RTS,
63 GPIO100_FFUART_CTS,
64 GPIO33_FFUART_DSR,
65 GPIO40_FFUART_DTR,
66 GPIO10_FFUART_DCD,
67 GPIO38_FFUART_RI,
68
69 /* LCD */
70 GPIO58_LCD_LDD_0,
71 GPIO59_LCD_LDD_1,
72 GPIO60_LCD_LDD_2,
73 GPIO61_LCD_LDD_3,
74 GPIO62_LCD_LDD_4,
75 GPIO63_LCD_LDD_5,
76 GPIO64_LCD_LDD_6,
77 GPIO65_LCD_LDD_7,
78 GPIO66_LCD_LDD_8,
79 GPIO67_LCD_LDD_9,
80 GPIO68_LCD_LDD_10,
81 GPIO69_LCD_LDD_11,
82 GPIO70_LCD_LDD_12,
83 GPIO71_LCD_LDD_13,
84 GPIO72_LCD_LDD_14,
85 GPIO73_LCD_LDD_15,
86 GPIO86_LCD_LDD_16,
87 GPIO87_LCD_LDD_17,
88 GPIO74_LCD_FCLK,
89 GPIO75_LCD_LCLK,
90 GPIO76_LCD_PCLK,
91 GPIO77_LCD_BIAS,
addff0fa
MV		 92
93 /* PCMCIA */
94 GPIO48_nPOE,
95 GPIO49_nPWE,
96 GPIO50_nPIOR,
97 GPIO51_nPIOW,
98 GPIO85_nPCE_1,
99 GPIO54_nPCE_2,
100 GPIO55_nPREG,
101 GPIO57_nIOIS16,
102 GPIO56_nPWAIT,
103 GPIO104_PSKTSEL,
104 GPIO84_GPIO, /* PCMCIA CD */
105 GPIO35_GPIO, /* PCMCIA RDY */
106 GPIO107_GPIO, /* PCMCIA PPEN */
107 GPIO11_GPIO, /* PCMCIA RESET */
108 GPIO17_GPIO, /* CF CD */
109 GPIO12_GPIO, /* CF RDY */
110 GPIO16_GPIO, /* CF RESET */
111
3d98f881
MV		 112 /* UHC */
113 GPIO88_USBH1_PWR,
114 GPIO89_USBH1_PEN,
115 GPIO119_USBH2_PWR,
116 GPIO120_USBH2_PEN,
117
118 /* UDC */
119 GPIO41_GPIO,
543cd842
M		 120};
121
122/******************************************************************************
123 * NOR Flash
124 ******************************************************************************/
125#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
126static struct mtd_partition vpac270_partitions[] = {
127 {
128 .name = "Flash",
129 .offset = 0x00000000,
130 .size = MTDPART_SIZ_FULL,
131 }
132};
133
134static struct physmap_flash_data vpac270_flash_data[] = {
135 {
136 .width = 2, /* bankwidth in bytes */
137 .parts = vpac270_partitions,
138 .nr_parts = ARRAY_SIZE(vpac270_partitions)
139 }
140};
141
142static struct resource vpac270_flash_resource = {
143 .start = PXA_CS0_PHYS,
144 .end = PXA_CS0_PHYS + SZ_64M - 1,
145 .flags = IORESOURCE_MEM,
146};
147
148static struct platform_device vpac270_flash = {
149 .name = "physmap-flash",
150 .id = 0,
151 .resource = &vpac270_flash_resource,
152 .num_resources = 1,
153 .dev = {
154 .platform_data = vpac270_flash_data,
155 },
156};
157static void __init vpac270_nor_init(void)
158{
159 platform_device_register(&vpac270_flash);
160}
161#else
162static inline void vpac270_nor_init(void) {}
163#endif
164
165/******************************************************************************
166 * SD/MMC card controller
167 ******************************************************************************/
168#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
169static struct pxamci_platform_data vpac270_mci_platform_data = {
170 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
171 .gpio_card_detect = GPIO53_VPAC270_SD_DETECT_N,
172 .gpio_card_ro = GPIO52_VPAC270_SD_READONLY,
173 .detect_delay = 20,
174};
175
176static void __init vpac270_mmc_init(void)
177{
178 pxa_set_mci_info(&vpac270_mci_platform_data);
179}
180#else
181static inline void vpac270_mmc_init(void) {}
182#endif
183
184/******************************************************************************
185 * GPIO keys
186 ******************************************************************************/
187#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
188static struct gpio_keys_button vpac270_pxa_buttons[] = {
189 {KEY_POWER, GPIO1_VPAC270_USER_BTN, 0, "USER BTN"},
190};
191
192static struct gpio_keys_platform_data vpac270_pxa_keys_data = {
193 .buttons = vpac270_pxa_buttons,
194 .nbuttons = ARRAY_SIZE(vpac270_pxa_buttons),
195};
196
197static struct platform_device vpac270_pxa_keys = {
198 .name = "gpio-keys",
199 .id = -1,
200 .dev = {
201 .platform_data = &vpac270_pxa_keys_data,
202 },
203};
204
205static void __init vpac270_keys_init(void)
206{
207 platform_device_register(&vpac270_pxa_keys);
208}
209#else
210static inline void vpac270_keys_init(void) {}
211#endif
212
213/******************************************************************************
214 * LED
215 ******************************************************************************/
216#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
217struct gpio_led vpac270_gpio_leds[] = {
218{
219 .name = "vpac270:orange:user",
220 .default_trigger = "none",
221 .gpio = GPIO15_VPAC270_LED_ORANGE,
222 .active_low = 1,
223}
224};
225
226static struct gpio_led_platform_data vpac270_gpio_led_info = {
227 .leds = vpac270_gpio_leds,
228 .num_leds = ARRAY_SIZE(vpac270_gpio_leds),
229};
230
231static struct platform_device vpac270_leds = {
232 .name = "leds-gpio",
233 .id = -1,
234 .dev = {
235 .platform_data = &vpac270_gpio_led_info,
236 }
237};
238
239static void __init vpac270_leds_init(void)
240{
241 platform_device_register(&vpac270_leds);
242}
243#else
244static inline void vpac270_leds_init(void) {}
245#endif
246
3d98f881
MV		 247/******************************************************************************
248 * USB Host
249 ******************************************************************************/
250#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
251static int vpac270_ohci_init(struct device *dev)
252{
253 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
254 return 0;
255}
256
257static struct pxaohci_platform_data vpac270_ohci_info = {
258 .port_mode = PMM_PERPORT_MODE,
259 .flags = ENABLE_PORT1 | ENABLE_PORT2 |
260 POWER_CONTROL_LOW | POWER_SENSE_LOW,
261 .init = vpac270_ohci_init,
262};
263
264static void __init vpac270_uhc_init(void)
265{
266 pxa_set_ohci_info(&vpac270_ohci_info);
267}
268#else
269static inline void vpac270_uhc_init(void) {}
270#endif
271
272/******************************************************************************
273 * USB Gadget
274 ******************************************************************************/
275#if defined(CONFIG_USB_GADGET_PXA27X)||defined(CONFIG_USB_GADGET_PXA27X_MODULE)
276static struct gpio_vbus_mach_info vpac270_gpio_vbus_info = {
277 .gpio_vbus = GPIO41_VPAC270_UDC_DETECT,
278 .gpio_pullup = -1,
279};
280
281static struct platform_device vpac270_gpio_vbus = {
282 .name = "gpio-vbus",
283 .id = -1,
284 .dev = {
285 .platform_data = &vpac270_gpio_vbus_info,
286 },
287};
288
289static void vpac270_udc_command(int cmd)
290{
291 if (cmd == PXA2XX_UDC_CMD_CONNECT)
292 UP2OCR |= UP2OCR_HXOE | UP2OCR_DPPUE | UP2OCR_DPPUBE;
293 else if (cmd == PXA2XX_UDC_CMD_DISCONNECT)
294 UP2OCR &= ~(UP2OCR_HXOE | UP2OCR_DPPUE | UP2OCR_DPPUBE);
295}
296
297static struct pxa2xx_udc_mach_info vpac270_udc_info __initdata = {
298 .udc_command = vpac270_udc_command,
299 .gpio_pullup = -1,
300};
301
302static void __init vpac270_udc_init(void)
303{
304 pxa_set_udc_info(&vpac270_udc_info);
305 platform_device_register(&vpac270_gpio_vbus);
306}
307#else
308static inline void vpac270_udc_init(void) {}
309#endif
310
543cd842
M		 311/******************************************************************************
312 * Framebuffer
313 ******************************************************************************/
314#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
315static struct pxafb_mode_info vpac270_lcd_modes[] = {
316{
317 .pixclock = 57692,
318 .xres = 640,
319 .yres = 480,
320 .bpp = 32,
321 .depth = 18,
322
323 .left_margin = 144,
324 .right_margin = 32,
325 .upper_margin = 13,
326 .lower_margin = 30,
327
328 .hsync_len = 32,
329 .vsync_len = 2,
330
331 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
332},
333};
334
335static struct pxafb_mach_info vpac270_lcd_screen = {
336 .modes = vpac270_lcd_modes,
337 .num_modes = ARRAY_SIZE(vpac270_lcd_modes),
338 .lcd_conn = LCD_COLOR_TFT_18BPP,
339};
340
341static void vpac270_lcd_power(int on, struct fb_var_screeninfo *info)
342{
343 gpio_set_value(GPIO81_VPAC270_BKL_ON, on);
344}
345
346static void __init vpac270_lcd_init(void)
347{
348 int ret;
349
350 ret = gpio_request(GPIO81_VPAC270_BKL_ON, "BKL-ON");
351 if (ret) {
352 pr_err("Requesting BKL-ON GPIO failed!\n");
353 goto err;
354 }
355
356 ret = gpio_direction_output(GPIO81_VPAC270_BKL_ON, 1);
357 if (ret) {
358 pr_err("Setting BKL-ON GPIO direction failed!\n");
359 goto err2;
360 }
361
362 vpac270_lcd_screen.pxafb_lcd_power = vpac270_lcd_power;
363 set_pxa_fb_info(&vpac270_lcd_screen);
364 return;
365
366err2:
367 gpio_free(GPIO81_VPAC270_BKL_ON);
368err:
369 return;
370}
371#else
372static inline void vpac270_lcd_init(void) {}
373#endif
374
375/******************************************************************************
376 * Machine init
377 ******************************************************************************/
378static void __init vpac270_init(void)
379{
380 pxa2xx_mfp_config(ARRAY_AND_SIZE(vpac270_pin_config));
381
382 pxa_set_ffuart_info(NULL);
383 pxa_set_btuart_info(NULL);
384 pxa_set_stuart_info(NULL);
385
386 vpac270_lcd_init();
387 vpac270_mmc_init();
388 vpac270_nor_init();
389 vpac270_leds_init();
390 vpac270_keys_init();
3d98f881
MV		 391 vpac270_uhc_init();
392 vpac270_udc_init();
543cd842
M		 393}
394
395MACHINE_START(VPAC270, "Voipac PXA270")
396 .phys_io = 0x40000000,
397 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
398 .boot_params = 0xa0000100,
399 .map_io = pxa_map_io,
400 .init_irq = pxa27x_init_irq,
401 .timer = &pxa_timer,
402 .init_machine = vpac270_init
403MACHINE_END
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