Merge branch 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
[linux-2.6.git] / arch / arm / mach-pxa / palmld.c
1 /*
2  * Hardware definitions for Palm LifeDrive
3  *
4  * Author:     Marek Vasut <marek.vasut@gmail.com>
5  *
6  * Based on work of:
7  *              Alex Osborne <ato@meshy.org>
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License version 2 as
11  * published by the Free Software Foundation.
12  *
13  * (find more info at www.hackndev.com)
14  *
15  */
16
17 #include <linux/platform_device.h>
18 #include <linux/delay.h>
19 #include <linux/irq.h>
20 #include <linux/gpio_keys.h>
21 #include <linux/input.h>
22 #include <linux/pda_power.h>
23 #include <linux/pwm_backlight.h>
24 #include <linux/gpio.h>
25 #include <linux/wm97xx.h>
26 #include <linux/power_supply.h>
27 #include <linux/mtd/mtd.h>
28 #include <linux/mtd/partitions.h>
29 #include <linux/mtd/physmap.h>
30
31 #include <asm/mach-types.h>
32 #include <asm/mach/arch.h>
33 #include <asm/mach/map.h>
34
35 #include <mach/pxa27x.h>
36 #include <mach/audio.h>
37 #include <mach/palmld.h>
38 #include <mach/mmc.h>
39 #include <mach/pxafb.h>
40 #include <mach/irda.h>
41 #include <plat/pxa27x_keypad.h>
42 #include <mach/palmasoc.h>
43 #include <mach/palm27x.h>
44
45 #include "generic.h"
46 #include "devices.h"
47
48 /******************************************************************************
49  * Pin configuration
50  ******************************************************************************/
51 static unsigned long palmld_pin_config[] __initdata = {
52         /* MMC */
53         GPIO32_MMC_CLK,
54         GPIO92_MMC_DAT_0,
55         GPIO109_MMC_DAT_1,
56         GPIO110_MMC_DAT_2,
57         GPIO111_MMC_DAT_3,
58         GPIO112_MMC_CMD,
59         GPIO14_GPIO,    /* SD detect */
60         GPIO114_GPIO,   /* SD power */
61         GPIO116_GPIO,   /* SD r/o switch */
62
63         /* AC97 */
64         GPIO28_AC97_BITCLK,
65         GPIO29_AC97_SDATA_IN_0,
66         GPIO30_AC97_SDATA_OUT,
67         GPIO31_AC97_SYNC,
68         GPIO89_AC97_SYSCLK,
69         GPIO95_AC97_nRESET,
70
71         /* IrDA */
72         GPIO108_GPIO,   /* ir disable */
73         GPIO46_FICP_RXD,
74         GPIO47_FICP_TXD,
75
76         /* MATRIX KEYPAD */
77         GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
78         GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
79         GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
80         GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
81         GPIO103_KP_MKOUT_0,
82         GPIO104_KP_MKOUT_1,
83         GPIO105_KP_MKOUT_2,
84
85         /* LCD */
86         GPIOxx_LCD_TFT_16BPP,
87
88         /* PWM */
89         GPIO16_PWM0_OUT,
90
91         /* GPIO KEYS */
92         GPIO10_GPIO,    /* hotsync button */
93         GPIO12_GPIO,    /* power switch */
94         GPIO15_GPIO,    /* lock switch */
95
96         /* LEDs */
97         GPIO52_GPIO,    /* green led */
98         GPIO94_GPIO,    /* orange led */
99
100         /* PCMCIA */
101         GPIO48_nPOE,
102         GPIO49_nPWE,
103         GPIO50_nPIOR,
104         GPIO51_nPIOW,
105         GPIO85_nPCE_1,
106         GPIO54_nPCE_2,
107         GPIO79_PSKTSEL,
108         GPIO55_nPREG,
109         GPIO56_nPWAIT,
110         GPIO57_nIOIS16,
111         GPIO36_GPIO,    /* wifi power */
112         GPIO38_GPIO,    /* wifi ready */
113         GPIO81_GPIO,    /* wifi reset */
114
115         /* FFUART */
116         GPIO34_FFUART_RXD,
117         GPIO39_FFUART_TXD,
118
119         /* HDD */
120         GPIO98_GPIO,    /* HDD reset */
121         GPIO115_GPIO,   /* HDD power */
122
123         /* MISC */
124         GPIO13_GPIO,    /* earphone detect */
125 };
126
127 /******************************************************************************
128  * NOR Flash
129  ******************************************************************************/
130 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
131 static struct mtd_partition palmld_partitions[] = {
132         {
133                 .name           = "Flash",
134                 .offset         = 0x00000000,
135                 .size           = MTDPART_SIZ_FULL,
136                 .mask_flags     = 0
137         }
138 };
139
140 static struct physmap_flash_data palmld_flash_data[] = {
141         {
142                 .width          = 2,                    /* bankwidth in bytes */
143                 .parts          = palmld_partitions,
144                 .nr_parts       = ARRAY_SIZE(palmld_partitions)
145         }
146 };
147
148 static struct resource palmld_flash_resource = {
149         .start  = PXA_CS0_PHYS,
150         .end    = PXA_CS0_PHYS + SZ_4M - 1,
151         .flags  = IORESOURCE_MEM,
152 };
153
154 static struct platform_device palmld_flash = {
155         .name           = "physmap-flash",
156         .id             = 0,
157         .resource       = &palmld_flash_resource,
158         .num_resources  = 1,
159         .dev            = {
160                 .platform_data = palmld_flash_data,
161         },
162 };
163
164 static void __init palmld_nor_init(void)
165 {
166         platform_device_register(&palmld_flash);
167 }
168 #else
169 static inline void palmld_nor_init(void) {}
170 #endif
171
172 /******************************************************************************
173  * GPIO keyboard
174  ******************************************************************************/
175 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
176 static unsigned int palmld_matrix_keys[] = {
177         KEY(0, 1, KEY_F2),
178         KEY(0, 2, KEY_UP),
179
180         KEY(1, 0, KEY_F3),
181         KEY(1, 1, KEY_F4),
182         KEY(1, 2, KEY_RIGHT),
183
184         KEY(2, 0, KEY_F1),
185         KEY(2, 1, KEY_F5),
186         KEY(2, 2, KEY_DOWN),
187
188         KEY(3, 0, KEY_F6),
189         KEY(3, 1, KEY_ENTER),
190         KEY(3, 2, KEY_LEFT),
191 };
192
193 static struct pxa27x_keypad_platform_data palmld_keypad_platform_data = {
194         .matrix_key_rows        = 4,
195         .matrix_key_cols        = 3,
196         .matrix_key_map         = palmld_matrix_keys,
197         .matrix_key_map_size    = ARRAY_SIZE(palmld_matrix_keys),
198
199         .debounce_interval      = 30,
200 };
201
202 static void __init palmld_kpc_init(void)
203 {
204         pxa_set_keypad_info(&palmld_keypad_platform_data);
205 }
206 #else
207 static inline void palmld_kpc_init(void) {}
208 #endif
209
210 /******************************************************************************
211  * GPIO keys
212  ******************************************************************************/
213 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
214 static struct gpio_keys_button palmld_pxa_buttons[] = {
215         {KEY_F8, GPIO_NR_PALMLD_HOTSYNC_BUTTON_N, 1, "HotSync Button" },
216         {KEY_F9, GPIO_NR_PALMLD_LOCK_SWITCH, 0, "Lock Switch" },
217         {KEY_POWER, GPIO_NR_PALMLD_POWER_SWITCH, 0, "Power Switch" },
218 };
219
220 static struct gpio_keys_platform_data palmld_pxa_keys_data = {
221         .buttons        = palmld_pxa_buttons,
222         .nbuttons       = ARRAY_SIZE(palmld_pxa_buttons),
223 };
224
225 static struct platform_device palmld_pxa_keys = {
226         .name   = "gpio-keys",
227         .id     = -1,
228         .dev    = {
229                 .platform_data = &palmld_pxa_keys_data,
230         },
231 };
232
233 static void __init palmld_keys_init(void)
234 {
235         platform_device_register(&palmld_pxa_keys);
236 }
237 #else
238 static inline void palmld_keys_init(void) {}
239 #endif
240
241 /******************************************************************************
242  * LEDs
243  ******************************************************************************/
244 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
245 struct gpio_led gpio_leds[] = {
246 {
247         .name                   = "palmld:green:led",
248         .default_trigger        = "none",
249         .gpio                   = GPIO_NR_PALMLD_LED_GREEN,
250 }, {
251         .name                   = "palmld:amber:led",
252         .default_trigger        = "none",
253         .gpio                   = GPIO_NR_PALMLD_LED_AMBER,
254 },
255 };
256
257 static struct gpio_led_platform_data gpio_led_info = {
258         .leds           = gpio_leds,
259         .num_leds       = ARRAY_SIZE(gpio_leds),
260 };
261
262 static struct platform_device palmld_leds = {
263         .name   = "leds-gpio",
264         .id     = -1,
265         .dev    = {
266                 .platform_data  = &gpio_led_info,
267         }
268 };
269
270 static void __init palmld_leds_init(void)
271 {
272         platform_device_register(&palmld_leds);
273 }
274 #else
275 static inline void palmld_leds_init(void) {}
276 #endif
277
278 /******************************************************************************
279  * HDD
280  ******************************************************************************/
281 #if defined(CONFIG_PATA_PALMLD) || defined(CONFIG_PATA_PALMLD_MODULE)
282 static struct platform_device palmld_ide_device = {
283         .name   = "pata_palmld",
284         .id     = -1,
285 };
286
287 static void __init palmld_ide_init(void)
288 {
289         platform_device_register(&palmld_ide_device);
290 }
291 #else
292 static inline void palmld_ide_init(void) {}
293 #endif
294
295 /******************************************************************************
296  * Machine init
297  ******************************************************************************/
298 static struct map_desc palmld_io_desc[] __initdata = {
299 {
300         .virtual        = PALMLD_IDE_VIRT,
301         .pfn            = __phys_to_pfn(PALMLD_IDE_PHYS),
302         .length         = PALMLD_IDE_SIZE,
303         .type           = MT_DEVICE
304 },
305 {
306         .virtual        = PALMLD_USB_VIRT,
307         .pfn            = __phys_to_pfn(PALMLD_USB_PHYS),
308         .length         = PALMLD_USB_SIZE,
309         .type           = MT_DEVICE
310 },
311 };
312
313 static void __init palmld_map_io(void)
314 {
315         pxa27x_map_io();
316         iotable_init(palmld_io_desc, ARRAY_SIZE(palmld_io_desc));
317 }
318
319 static void __init palmld_init(void)
320 {
321         pxa2xx_mfp_config(ARRAY_AND_SIZE(palmld_pin_config));
322         pxa_set_ffuart_info(NULL);
323         pxa_set_btuart_info(NULL);
324         pxa_set_stuart_info(NULL);
325
326         palm27x_mmc_init(GPIO_NR_PALMLD_SD_DETECT_N, GPIO_NR_PALMLD_SD_READONLY,
327                         GPIO_NR_PALMLD_SD_POWER, 0);
328         palm27x_pm_init(PALMLD_STR_BASE);
329         palm27x_lcd_init(-1, &palm_320x480_lcd_mode);
330         palm27x_irda_init(GPIO_NR_PALMLD_IR_DISABLE);
331         palm27x_ac97_init(PALMLD_BAT_MIN_VOLTAGE, PALMLD_BAT_MAX_VOLTAGE,
332                         GPIO_NR_PALMLD_EARPHONE_DETECT, 95);
333         palm27x_pwm_init(GPIO_NR_PALMLD_BL_POWER, GPIO_NR_PALMLD_LCD_POWER);
334         palm27x_power_init(GPIO_NR_PALMLD_POWER_DETECT,
335                         GPIO_NR_PALMLD_USB_DETECT_N);
336         palm27x_pmic_init();
337         palmld_kpc_init();
338         palmld_keys_init();
339         palmld_nor_init();
340         palmld_leds_init();
341         palmld_ide_init();
342 }
343
344 MACHINE_START(PALMLD, "Palm LifeDrive")
345         .boot_params    = 0xa0000100,
346         .map_io         = palmld_map_io,
347         .init_irq       = pxa27x_init_irq,
348         .timer          = &pxa_timer,
349         .init_machine   = palmld_init
350 MACHINE_END