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Linux/arch/arm/mach-pxa/zylonite.c

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  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/gpio.h>
 22 #include <linux/pwm_backlight.h>
 23 #include <linux/smc91x.h>
 24 
 25 #include <asm/mach-types.h>
 26 #include <asm/mach/arch.h>
 27 #include <mach/pxa3xx.h>
 28 #include <mach/audio.h>
 29 #include <linux/platform_data/video-pxafb.h>
 30 #include <mach/zylonite.h>
 31 #include <linux/platform_data/mmc-pxamci.h>
 32 #include <linux/platform_data/usb-ohci-pxa27x.h>
 33 #include <linux/platform_data/keypad-pxa27x.h>
 34 #include <linux/platform_data/mtd-nand-pxa3xx.h>
 35 
 36 #include "devices.h"
 37 #include "generic.h"
 38 
 39 int gpio_eth_irq;
 40 int gpio_debug_led1;
 41 int gpio_debug_led2;
 42 
 43 int wm9713_irq;
 44 
 45 int lcd_id;
 46 int lcd_orientation;
 47 
 48 struct platform_device pxa_device_wm9713_audio = {
 49         .name           = "wm9713-codec",
 50         .id             = -1,
 51 };
 52 
 53 static void __init zylonite_init_wm9713_audio(void)
 54 {
 55         platform_device_register(&pxa_device_wm9713_audio);
 56 }
 57 
 58 static struct resource smc91x_resources[] = {
 59         [0] = {
 60                 .start  = ZYLONITE_ETH_PHYS + 0x300,
 61                 .end    = ZYLONITE_ETH_PHYS + 0xfffff,
 62                 .flags  = IORESOURCE_MEM,
 63         },
 64         [1] = {
 65                 .start  = -1,   /* for run-time assignment */
 66                 .end    = -1,
 67                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 68         }
 69 };
 70 
 71 static struct smc91x_platdata zylonite_smc91x_info = {
 72         .flags  = SMC91X_USE_8BIT | SMC91X_USE_16BIT |
 73                   SMC91X_NOWAIT | SMC91X_USE_DMA,
 74 };
 75 
 76 static struct platform_device smc91x_device = {
 77         .name           = "smc91x",
 78         .id             = 0,
 79         .num_resources  = ARRAY_SIZE(smc91x_resources),
 80         .resource       = smc91x_resources,
 81         .dev            = {
 82                 .platform_data = &zylonite_smc91x_info,
 83         },
 84 };
 85 
 86 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
 87 static struct gpio_led zylonite_debug_leds[] = {
 88         [0] = {
 89                 .name                   = "zylonite:yellow:1",
 90                 .default_trigger        = "heartbeat",
 91         },
 92         [1] = {
 93                 .name                   = "zylonite:yellow:2",
 94                 .default_trigger        = "default-on",
 95         },
 96 };
 97 
 98 static struct gpio_led_platform_data zylonite_debug_leds_info = {
 99         .leds           = zylonite_debug_leds,
100         .num_leds       = ARRAY_SIZE(zylonite_debug_leds),
101 };
102 
103 static struct platform_device zylonite_device_leds = {
104         .name           = "leds-gpio",
105         .id             = -1,
106         .dev            = {
107                 .platform_data = &zylonite_debug_leds_info,
108         }
109 };
110 
111 static void __init zylonite_init_leds(void)
112 {
113         zylonite_debug_leds[0].gpio = gpio_debug_led1;
114         zylonite_debug_leds[1].gpio = gpio_debug_led2;
115 
116         platform_device_register(&zylonite_device_leds);
117 }
118 #else
119 static inline void zylonite_init_leds(void) {}
120 #endif
121 
122 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
123 static struct platform_pwm_backlight_data zylonite_backlight_data = {
124         .pwm_id         = 3,
125         .max_brightness = 100,
126         .dft_brightness = 100,
127         .pwm_period_ns  = 10000,
128         .enable_gpio    = -1,
129 };
130 
131 static struct platform_device zylonite_backlight_device = {
132         .name           = "pwm-backlight",
133         .dev            = {
134                 .parent = &pxa27x_device_pwm1.dev,
135                 .platform_data  = &zylonite_backlight_data,
136         },
137 };
138 
139 static struct pxafb_mode_info toshiba_ltm035a776c_mode = {
140         .pixclock               = 110000,
141         .xres                   = 240,
142         .yres                   = 320,
143         .bpp                    = 16,
144         .hsync_len              = 4,
145         .left_margin            = 6,
146         .right_margin           = 4,
147         .vsync_len              = 2,
148         .upper_margin           = 2,
149         .lower_margin           = 3,
150         .sync                   = FB_SYNC_VERT_HIGH_ACT,
151 };
152 
153 static struct pxafb_mode_info toshiba_ltm04c380k_mode = {
154         .pixclock               = 50000,
155         .xres                   = 640,
156         .yres                   = 480,
157         .bpp                    = 16,
158         .hsync_len              = 1,
159         .left_margin            = 0x9f,
160         .right_margin           = 1,
161         .vsync_len              = 44,
162         .upper_margin           = 0,
163         .lower_margin           = 0,
164         .sync                   = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT,
165 };
166 
167 static struct pxafb_mach_info zylonite_toshiba_lcd_info = {
168         .num_modes              = 1,
169         .lcd_conn               = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
170 };
171 
172 static struct pxafb_mode_info sharp_ls037_modes[] = {
173         [0] = {
174                 .pixclock       = 158000,
175                 .xres           = 240,
176                 .yres           = 320,
177                 .bpp            = 16,
178                 .hsync_len      = 4,
179                 .left_margin    = 39,
180                 .right_margin   = 39,
181                 .vsync_len      = 1,
182                 .upper_margin   = 2,
183                 .lower_margin   = 3,
184                 .sync           = 0,
185         },
186         [1] = {
187                 .pixclock       = 39700,
188                 .xres           = 480,
189                 .yres           = 640,
190                 .bpp            = 16,
191                 .hsync_len      = 8,
192                 .left_margin    = 81,
193                 .right_margin   = 81,
194                 .vsync_len      = 1,
195                 .upper_margin   = 2,
196                 .lower_margin   = 7,
197                 .sync           = 0,
198         },
199 };
200 
201 static struct pxafb_mach_info zylonite_sharp_lcd_info = {
202         .modes                  = sharp_ls037_modes,
203         .num_modes              = 2,
204         .lcd_conn               = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
205 };
206 
207 static void __init zylonite_init_lcd(void)
208 {
209         platform_device_register(&zylonite_backlight_device);
210 
211         if (lcd_id & 0x20) {
212                 pxa_set_fb_info(NULL, &zylonite_sharp_lcd_info);
213                 return;
214         }
215 
216         /* legacy LCD panels, it would be handy here if LCD panel type can
217          * be decided at run-time
218          */
219         if (1)
220                 zylonite_toshiba_lcd_info.modes = &toshiba_ltm035a776c_mode;
221         else
222                 zylonite_toshiba_lcd_info.modes = &toshiba_ltm04c380k_mode;
223 
224         pxa_set_fb_info(NULL, &zylonite_toshiba_lcd_info);
225 }
226 #else
227 static inline void zylonite_init_lcd(void) {}
228 #endif
229 
230 #if defined(CONFIG_MMC)
231 static struct pxamci_platform_data zylonite_mci_platform_data = {
232         .detect_delay_ms= 200,
233         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
234         .gpio_card_detect = EXT_GPIO(0),
235         .gpio_card_ro   = EXT_GPIO(2),
236         .gpio_power     = -1,
237 };
238 
239 static struct pxamci_platform_data zylonite_mci2_platform_data = {
240         .detect_delay_ms= 200,
241         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
242         .gpio_card_detect = EXT_GPIO(1),
243         .gpio_card_ro   = EXT_GPIO(3),
244         .gpio_power     = -1,
245 };
246 
247 static struct pxamci_platform_data zylonite_mci3_platform_data = {
248         .detect_delay_ms= 200,
249         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
250         .gpio_card_detect = EXT_GPIO(30),
251         .gpio_card_ro   = EXT_GPIO(31),
252         .gpio_power     = -1,
253 };
254 
255 static void __init zylonite_init_mmc(void)
256 {
257         pxa_set_mci_info(&zylonite_mci_platform_data);
258         pxa3xx_set_mci2_info(&zylonite_mci2_platform_data);
259         if (cpu_is_pxa310())
260                 pxa3xx_set_mci3_info(&zylonite_mci3_platform_data);
261 }
262 #else
263 static inline void zylonite_init_mmc(void) {}
264 #endif
265 
266 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
267 static const unsigned int zylonite_matrix_key_map[] = {
268         /* KEY(row, col, key_code) */
269         KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_C), KEY(0, 5, KEY_D),
270         KEY(1, 0, KEY_E), KEY(1, 1, KEY_F), KEY(1, 2, KEY_G), KEY(1, 5, KEY_H),
271         KEY(2, 0, KEY_I), KEY(2, 1, KEY_J), KEY(2, 2, KEY_K), KEY(2, 5, KEY_L),
272         KEY(3, 0, KEY_M), KEY(3, 1, KEY_N), KEY(3, 2, KEY_O), KEY(3, 5, KEY_P),
273         KEY(5, 0, KEY_Q), KEY(5, 1, KEY_R), KEY(5, 2, KEY_S), KEY(5, 5, KEY_T),
274         KEY(6, 0, KEY_U), KEY(6, 1, KEY_V), KEY(6, 2, KEY_W), KEY(6, 5, KEY_X),
275         KEY(7, 1, KEY_Y), KEY(7, 2, KEY_Z),
276 
277         KEY(4, 4, KEY_0), KEY(1, 3, KEY_1), KEY(4, 1, KEY_2), KEY(1, 4, KEY_3),
278         KEY(2, 3, KEY_4), KEY(4, 2, KEY_5), KEY(2, 4, KEY_6), KEY(3, 3, KEY_7),
279         KEY(4, 3, KEY_8), KEY(3, 4, KEY_9),
280 
281         KEY(4, 5, KEY_SPACE),
282         KEY(5, 3, KEY_KPASTERISK),      /* * */
283         KEY(5, 4, KEY_KPDOT),           /* #" */
284 
285         KEY(0, 7, KEY_UP),
286         KEY(1, 7, KEY_DOWN),
287         KEY(2, 7, KEY_LEFT),
288         KEY(3, 7, KEY_RIGHT),
289         KEY(2, 6, KEY_HOME),
290         KEY(3, 6, KEY_END),
291         KEY(6, 4, KEY_DELETE),
292         KEY(6, 6, KEY_BACK),
293         KEY(6, 3, KEY_CAPSLOCK),        /* KEY_LEFTSHIFT), */
294 
295         KEY(4, 6, KEY_ENTER),           /* scroll push */
296         KEY(5, 7, KEY_ENTER),           /* keypad action */
297 
298         KEY(0, 4, KEY_EMAIL),
299         KEY(5, 6, KEY_SEND),
300         KEY(4, 0, KEY_CALENDAR),
301         KEY(7, 6, KEY_RECORD),
302         KEY(6, 7, KEY_VOLUMEUP),
303         KEY(7, 7, KEY_VOLUMEDOWN),
304 
305         KEY(0, 6, KEY_F22),     /* soft1 */
306         KEY(1, 6, KEY_F23),     /* soft2 */
307         KEY(0, 3, KEY_AUX),     /* contact */
308 };
309 
310 static struct matrix_keymap_data zylonite_matrix_keymap_data = {
311         .keymap                 = zylonite_matrix_key_map,
312         .keymap_size            = ARRAY_SIZE(zylonite_matrix_key_map),
313 };
314 
315 static struct pxa27x_keypad_platform_data zylonite_keypad_info = {
316         .matrix_key_rows        = 8,
317         .matrix_key_cols        = 8,
318         .matrix_keymap_data     = &zylonite_matrix_keymap_data,
319 
320         .enable_rotary0         = 1,
321         .rotary0_up_key         = KEY_UP,
322         .rotary0_down_key       = KEY_DOWN,
323 
324         .debounce_interval      = 30,
325 };
326 
327 static void __init zylonite_init_keypad(void)
328 {
329         pxa_set_keypad_info(&zylonite_keypad_info);
330 }
331 #else
332 static inline void zylonite_init_keypad(void) {}
333 #endif
334 
335 #if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
336 static struct mtd_partition zylonite_nand_partitions[] = {
337         [0] = {
338                 .name        = "Bootloader",
339                 .offset      = 0,
340                 .size        = 0x060000,
341                 .mask_flags  = MTD_WRITEABLE, /* force read-only */
342         },
343         [1] = {
344                 .name        = "Kernel",
345                 .offset      = 0x060000,
346                 .size        = 0x200000,
347                 .mask_flags  = MTD_WRITEABLE, /* force read-only */
348         },
349         [2] = {
350                 .name        = "Filesystem",
351                 .offset      = 0x0260000,
352                 .size        = 0x3000000,     /* 48M - rootfs */
353         },
354         [3] = {
355                 .name        = "MassStorage",
356                 .offset      = 0x3260000,
357                 .size        = 0x3d40000,
358         },
359         [4] = {
360                 .name        = "BBT",
361                 .offset      = 0x6FA0000,
362                 .size        = 0x80000,
363                 .mask_flags  = MTD_WRITEABLE,  /* force read-only */
364         },
365         /* NOTE: we reserve some blocks at the end of the NAND flash for
366          * bad block management, and the max number of relocation blocks
367          * differs on different platforms. Please take care with it when
368          * defining the partition table.
369          */
370 };
371 
372 static struct pxa3xx_nand_platform_data zylonite_nand_info = {
373         .enable_arbiter = 1,
374         .num_cs         = 1,
375         .parts[0]       = zylonite_nand_partitions,
376         .nr_parts[0]    = ARRAY_SIZE(zylonite_nand_partitions),
377 };
378 
379 static void __init zylonite_init_nand(void)
380 {
381         pxa3xx_set_nand_info(&zylonite_nand_info);
382 }
383 #else
384 static inline void zylonite_init_nand(void) {}
385 #endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */
386 
387 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
388 static struct pxaohci_platform_data zylonite_ohci_info = {
389         .port_mode      = PMM_PERPORT_MODE,
390         .flags          = ENABLE_PORT1 | ENABLE_PORT2 |
391                           POWER_CONTROL_LOW | POWER_SENSE_LOW,
392 };
393 
394 static void __init zylonite_init_ohci(void)
395 {
396         pxa_set_ohci_info(&zylonite_ohci_info);
397 }
398 #else
399 static inline void zylonite_init_ohci(void) {}
400 #endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */
401 
402 static void __init zylonite_init(void)
403 {
404         pxa_set_ffuart_info(NULL);
405         pxa_set_btuart_info(NULL);
406         pxa_set_stuart_info(NULL);
407 
408         /* board-processor specific initialization */
409         zylonite_pxa300_init();
410         zylonite_pxa320_init();
411 
412         /*
413          * Note: We depend that the bootloader set
414          * the correct value to MSC register for SMC91x.
415          */
416         smc91x_resources[1].start = PXA_GPIO_TO_IRQ(gpio_eth_irq);
417         smc91x_resources[1].end   = PXA_GPIO_TO_IRQ(gpio_eth_irq);
418         platform_device_register(&smc91x_device);
419 
420         pxa_set_ac97_info(NULL);
421         zylonite_init_lcd();
422         zylonite_init_mmc();
423         zylonite_init_keypad();
424         zylonite_init_nand();
425         zylonite_init_leds();
426         zylonite_init_ohci();
427         zylonite_init_wm9713_audio();
428 }
429 
430 MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)")
431         .atag_offset    = 0x100,
432         .map_io         = pxa3xx_map_io,
433         .nr_irqs        = ZYLONITE_NR_IRQS,
434         .init_irq       = pxa3xx_init_irq,
435         .handle_irq     = pxa3xx_handle_irq,
436         .init_time      = pxa_timer_init,
437         .init_machine   = zylonite_init,
438         .restart        = pxa_restart,
439 MACHINE_END
440 

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