Merge branch 'timers-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
[linux-2.6] / arch / arm / mach-pxa / zylonite.c
1 /*
2  * linux/arch/arm/mach-pxa/zylonite.c
3  *
4  * Support for the PXA3xx Development Platform (aka Zylonite)
5  *
6  * Copyright (C) 2006 Marvell International Ltd.
7  *
8  * 2007-09-04: eric miao <eric.miao@marvell.com>
9  *             rewrite to align with latest kernel
10  *
11  * This program is free software; you can redistribute it and/or modify
12  * it under the terms of the GNU General Public License version 2 as
13  * published by the Free Software Foundation.
14  */
15
16 #include <linux/module.h>
17 #include <linux/kernel.h>
18 #include <linux/interrupt.h>
19 #include <linux/init.h>
20 #include <linux/platform_device.h>
21 #include <linux/pwm_backlight.h>
22 #include <linux/smc91x.h>
23
24 #include <asm/mach-types.h>
25 #include <asm/mach/arch.h>
26 #include <asm/hardware.h>
27 #include <asm/arch/audio.h>
28 #include <asm/arch/gpio.h>
29 #include <asm/arch/pxafb.h>
30 #include <asm/arch/zylonite.h>
31 #include <asm/arch/mmc.h>
32 #include <asm/arch/pxa27x_keypad.h>
33 #include <asm/arch/pxa3xx_nand.h>
34
35 #include "devices.h"
36 #include "generic.h"
37
38 #define MAX_SLOTS       3
39 struct platform_mmc_slot zylonite_mmc_slot[MAX_SLOTS];
40
41 int gpio_eth_irq;
42 int gpio_debug_led1;
43 int gpio_debug_led2;
44
45 int wm9713_irq;
46
47 int lcd_id;
48 int lcd_orientation;
49
50 static struct resource smc91x_resources[] = {
51         [0] = {
52                 .start  = ZYLONITE_ETH_PHYS + 0x300,
53                 .end    = ZYLONITE_ETH_PHYS + 0xfffff,
54                 .flags  = IORESOURCE_MEM,
55         },
56         [1] = {
57                 .start  = -1,   /* for run-time assignment */
58                 .end    = -1,
59                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
60         }
61 };
62
63 static struct smc91x_platdata zylonite_smc91x_info = {
64         .flags  = SMC91X_USE_8BIT | SMC91X_USE_16BIT |
65                   SMC91X_NOWAIT | SMC91X_USE_DMA,
66 };
67
68 static struct platform_device smc91x_device = {
69         .name           = "smc91x",
70         .id             = 0,
71         .num_resources  = ARRAY_SIZE(smc91x_resources),
72         .resource       = smc91x_resources,
73         .dev            = {
74                 .platform_data = &zylonite_smc91x_info,
75         },
76 };
77
78 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
79 static struct gpio_led zylonite_debug_leds[] = {
80         [0] = {
81                 .name                   = "zylonite:yellow:1",
82                 .default_trigger        = "heartbeat",
83         },
84         [1] = {
85                 .name                   = "zylonite:yellow:2",
86                 .default_trigger        = "default-on",
87         },
88 };
89
90 static struct gpio_led_platform_data zylonite_debug_leds_info = {
91         .leds           = zylonite_debug_leds,
92         .num_leds       = ARRAY_SIZE(zylonite_debug_leds),
93 };
94
95 static struct platform_device zylonite_device_leds = {
96         .name           = "leds-gpio",
97         .id             = -1,
98         .dev            = {
99                 .platform_data = &zylonite_debug_leds_info,
100         }
101 };
102
103 static void __init zylonite_init_leds(void)
104 {
105         zylonite_debug_leds[0].gpio = gpio_debug_led1;
106         zylonite_debug_leds[1].gpio = gpio_debug_led2;
107
108         platform_device_register(&zylonite_device_leds);
109 }
110 #else
111 static inline void zylonite_init_leds(void) {}
112 #endif
113
114 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
115 static struct platform_pwm_backlight_data zylonite_backlight_data = {
116         .pwm_id         = 3,
117         .max_brightness = 100,
118         .dft_brightness = 100,
119         .pwm_period_ns  = 10000,
120 };
121
122 static struct platform_device zylonite_backlight_device = {
123         .name           = "pwm-backlight",
124         .dev            = {
125                 .parent = &pxa27x_device_pwm1.dev,
126                 .platform_data  = &zylonite_backlight_data,
127         },
128 };
129
130 static struct pxafb_mode_info toshiba_ltm035a776c_mode = {
131         .pixclock               = 110000,
132         .xres                   = 240,
133         .yres                   = 320,
134         .bpp                    = 16,
135         .hsync_len              = 4,
136         .left_margin            = 6,
137         .right_margin           = 4,
138         .vsync_len              = 2,
139         .upper_margin           = 2,
140         .lower_margin           = 3,
141         .sync                   = FB_SYNC_VERT_HIGH_ACT,
142 };
143
144 static struct pxafb_mode_info toshiba_ltm04c380k_mode = {
145         .pixclock               = 50000,
146         .xres                   = 640,
147         .yres                   = 480,
148         .bpp                    = 16,
149         .hsync_len              = 1,
150         .left_margin            = 0x9f,
151         .right_margin           = 1,
152         .vsync_len              = 44,
153         .upper_margin           = 0,
154         .lower_margin           = 0,
155         .sync                   = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT,
156 };
157
158 static struct pxafb_mach_info zylonite_toshiba_lcd_info = {
159         .num_modes              = 1,
160         .lcd_conn               = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
161 };
162
163 static struct pxafb_mode_info sharp_ls037_modes[] = {
164         [0] = {
165                 .pixclock       = 158000,
166                 .xres           = 240,
167                 .yres           = 320,
168                 .bpp            = 16,
169                 .hsync_len      = 4,
170                 .left_margin    = 39,
171                 .right_margin   = 39,
172                 .vsync_len      = 1,
173                 .upper_margin   = 2,
174                 .lower_margin   = 3,
175                 .sync           = 0,
176         },
177         [1] = {
178                 .pixclock       = 39700,
179                 .xres           = 480,
180                 .yres           = 640,
181                 .bpp            = 16,
182                 .hsync_len      = 8,
183                 .left_margin    = 81,
184                 .right_margin   = 81,
185                 .vsync_len      = 1,
186                 .upper_margin   = 2,
187                 .lower_margin   = 7,
188                 .sync           = 0,
189         },
190 };
191
192 static struct pxafb_mach_info zylonite_sharp_lcd_info = {
193         .modes                  = sharp_ls037_modes,
194         .num_modes              = 2,
195         .lcd_conn               = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
196 };
197
198 static void __init zylonite_init_lcd(void)
199 {
200         platform_device_register(&zylonite_backlight_device);
201
202         if (lcd_id & 0x20) {
203                 set_pxa_fb_info(&zylonite_sharp_lcd_info);
204                 return;
205         }
206
207         /* legacy LCD panels, it would be handy here if LCD panel type can
208          * be decided at run-time
209          */
210         if (1)
211                 zylonite_toshiba_lcd_info.modes = &toshiba_ltm035a776c_mode;
212         else
213                 zylonite_toshiba_lcd_info.modes = &toshiba_ltm04c380k_mode;
214
215         set_pxa_fb_info(&zylonite_toshiba_lcd_info);
216 }
217 #else
218 static inline void zylonite_init_lcd(void) {}
219 #endif
220
221 #if defined(CONFIG_MMC)
222 static int zylonite_mci_ro(struct device *dev)
223 {
224         struct platform_device *pdev = to_platform_device(dev);
225
226         return gpio_get_value(zylonite_mmc_slot[pdev->id].gpio_wp);
227 }
228
229 static int zylonite_mci_init(struct device *dev,
230                              irq_handler_t zylonite_detect_int,
231                              void *data)
232 {
233         struct platform_device *pdev = to_platform_device(dev);
234         int err, cd_irq, gpio_cd, gpio_wp;
235
236         cd_irq = gpio_to_irq(zylonite_mmc_slot[pdev->id].gpio_cd);
237         gpio_cd = zylonite_mmc_slot[pdev->id].gpio_cd;
238         gpio_wp = zylonite_mmc_slot[pdev->id].gpio_wp;
239
240         /*
241          * setup GPIO for Zylonite MMC controller
242          */
243         err = gpio_request(gpio_cd, "mmc card detect");
244         if (err)
245                 goto err_request_cd;
246         gpio_direction_input(gpio_cd);
247
248         err = gpio_request(gpio_wp, "mmc write protect");
249         if (err)
250                 goto err_request_wp;
251         gpio_direction_input(gpio_wp);
252
253         err = request_irq(cd_irq, zylonite_detect_int,
254                           IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
255                           "MMC card detect", data);
256         if (err) {
257                 printk(KERN_ERR "%s: MMC/SD/SDIO: "
258                                 "can't request card detect IRQ\n", __func__);
259                 goto err_request_irq;
260         }
261
262         return 0;
263
264 err_request_irq:
265         gpio_free(gpio_wp);
266 err_request_wp:
267         gpio_free(gpio_cd);
268 err_request_cd:
269         return err;
270 }
271
272 static void zylonite_mci_exit(struct device *dev, void *data)
273 {
274         struct platform_device *pdev = to_platform_device(dev);
275         int cd_irq, gpio_cd, gpio_wp;
276
277         cd_irq = gpio_to_irq(zylonite_mmc_slot[pdev->id].gpio_cd);
278         gpio_cd = zylonite_mmc_slot[pdev->id].gpio_cd;
279         gpio_wp = zylonite_mmc_slot[pdev->id].gpio_wp;
280
281         free_irq(cd_irq, data);
282         gpio_free(gpio_cd);
283         gpio_free(gpio_wp);
284 }
285
286 static struct pxamci_platform_data zylonite_mci_platform_data = {
287         .detect_delay   = 20,
288         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
289         .init           = zylonite_mci_init,
290         .exit           = zylonite_mci_exit,
291         .get_ro         = zylonite_mci_ro,
292 };
293
294 static struct pxamci_platform_data zylonite_mci2_platform_data = {
295         .detect_delay   = 20,
296         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
297 };
298
299 static void __init zylonite_init_mmc(void)
300 {
301         pxa_set_mci_info(&zylonite_mci_platform_data);
302         pxa3xx_set_mci2_info(&zylonite_mci2_platform_data);
303         if (cpu_is_pxa310())
304                 pxa3xx_set_mci3_info(&zylonite_mci_platform_data);
305 }
306 #else
307 static inline void zylonite_init_mmc(void) {}
308 #endif
309
310 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
311 static unsigned int zylonite_matrix_key_map[] = {
312         /* KEY(row, col, key_code) */
313         KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_C), KEY(0, 5, KEY_D),
314         KEY(1, 0, KEY_E), KEY(1, 1, KEY_F), KEY(1, 2, KEY_G), KEY(1, 5, KEY_H),
315         KEY(2, 0, KEY_I), KEY(2, 1, KEY_J), KEY(2, 2, KEY_K), KEY(2, 5, KEY_L),
316         KEY(3, 0, KEY_M), KEY(3, 1, KEY_N), KEY(3, 2, KEY_O), KEY(3, 5, KEY_P),
317         KEY(5, 0, KEY_Q), KEY(5, 1, KEY_R), KEY(5, 2, KEY_S), KEY(5, 5, KEY_T),
318         KEY(6, 0, KEY_U), KEY(6, 1, KEY_V), KEY(6, 2, KEY_W), KEY(6, 5, KEY_X),
319         KEY(7, 1, KEY_Y), KEY(7, 2, KEY_Z),
320
321         KEY(4, 4, KEY_0), KEY(1, 3, KEY_1), KEY(4, 1, KEY_2), KEY(1, 4, KEY_3),
322         KEY(2, 3, KEY_4), KEY(4, 2, KEY_5), KEY(2, 4, KEY_6), KEY(3, 3, KEY_7),
323         KEY(4, 3, KEY_8), KEY(3, 4, KEY_9),
324
325         KEY(4, 5, KEY_SPACE),
326         KEY(5, 3, KEY_KPASTERISK),      /* * */
327         KEY(5, 4, KEY_KPDOT),           /* #" */
328
329         KEY(0, 7, KEY_UP),
330         KEY(1, 7, KEY_DOWN),
331         KEY(2, 7, KEY_LEFT),
332         KEY(3, 7, KEY_RIGHT),
333         KEY(2, 6, KEY_HOME),
334         KEY(3, 6, KEY_END),
335         KEY(6, 4, KEY_DELETE),
336         KEY(6, 6, KEY_BACK),
337         KEY(6, 3, KEY_CAPSLOCK),        /* KEY_LEFTSHIFT), */
338
339         KEY(4, 6, KEY_ENTER),           /* scroll push */
340         KEY(5, 7, KEY_ENTER),           /* keypad action */
341
342         KEY(0, 4, KEY_EMAIL),
343         KEY(5, 6, KEY_SEND),
344         KEY(4, 0, KEY_CALENDAR),
345         KEY(7, 6, KEY_RECORD),
346         KEY(6, 7, KEY_VOLUMEUP),
347         KEY(7, 7, KEY_VOLUMEDOWN),
348
349         KEY(0, 6, KEY_F22),     /* soft1 */
350         KEY(1, 6, KEY_F23),     /* soft2 */
351         KEY(0, 3, KEY_AUX),     /* contact */
352 };
353
354 static struct pxa27x_keypad_platform_data zylonite_keypad_info = {
355         .matrix_key_rows        = 8,
356         .matrix_key_cols        = 8,
357         .matrix_key_map         = zylonite_matrix_key_map,
358         .matrix_key_map_size    = ARRAY_SIZE(zylonite_matrix_key_map),
359
360         .enable_rotary0         = 1,
361         .rotary0_up_key         = KEY_UP,
362         .rotary0_down_key       = KEY_DOWN,
363
364         .debounce_interval      = 30,
365 };
366
367 static void __init zylonite_init_keypad(void)
368 {
369         pxa_set_keypad_info(&zylonite_keypad_info);
370 }
371 #else
372 static inline void zylonite_init_keypad(void) {}
373 #endif
374
375 #if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
376 static struct mtd_partition zylonite_nand_partitions[] = {
377         [0] = {
378                 .name        = "Bootloader",
379                 .offset      = 0,
380                 .size        = 0x060000,
381                 .mask_flags  = MTD_WRITEABLE, /* force read-only */
382         },
383         [1] = {
384                 .name        = "Kernel",
385                 .offset      = 0x060000,
386                 .size        = 0x200000,
387                 .mask_flags  = MTD_WRITEABLE, /* force read-only */
388         },
389         [2] = {
390                 .name        = "Filesystem",
391                 .offset      = 0x0260000,
392                 .size        = 0x3000000,     /* 48M - rootfs */
393         },
394         [3] = {
395                 .name        = "MassStorage",
396                 .offset      = 0x3260000,
397                 .size        = 0x3d40000,
398         },
399         [4] = {
400                 .name        = "BBT",
401                 .offset      = 0x6FA0000,
402                 .size        = 0x80000,
403                 .mask_flags  = MTD_WRITEABLE,  /* force read-only */
404         },
405         /* NOTE: we reserve some blocks at the end of the NAND flash for
406          * bad block management, and the max number of relocation blocks
407          * differs on different platforms. Please take care with it when
408          * defining the partition table.
409          */
410 };
411
412 static struct pxa3xx_nand_platform_data zylonite_nand_info = {
413         .enable_arbiter = 1,
414         .parts          = zylonite_nand_partitions,
415         .nr_parts       = ARRAY_SIZE(zylonite_nand_partitions),
416 };
417
418 static void __init zylonite_init_nand(void)
419 {
420         pxa3xx_set_nand_info(&zylonite_nand_info);
421 }
422 #else
423 static inline void zylonite_init_nand(void) {}
424 #endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */
425
426 static void __init zylonite_init(void)
427 {
428         /* board-processor specific initialization */
429         zylonite_pxa300_init();
430         zylonite_pxa320_init();
431
432         /*
433          * Note: We depend that the bootloader set
434          * the correct value to MSC register for SMC91x.
435          */
436         smc91x_resources[1].start = gpio_to_irq(gpio_eth_irq);
437         smc91x_resources[1].end   = gpio_to_irq(gpio_eth_irq);
438         platform_device_register(&smc91x_device);
439
440         pxa_set_ac97_info(NULL);
441         zylonite_init_lcd();
442         zylonite_init_mmc();
443         zylonite_init_keypad();
444         zylonite_init_nand();
445         zylonite_init_leds();
446 }
447
448 MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)")
449         .phys_io        = 0x40000000,
450         .boot_params    = 0xa0000100,
451         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
452         .map_io         = pxa_map_io,
453         .init_irq       = pxa3xx_init_irq,
454         .timer          = &pxa_timer,
455         .init_machine   = zylonite_init,
456 MACHINE_END