Merge master.kernel.org:/home/rmk/linux-2.6-arm
[linux-2.6] / arch / arm / mach-pxa / tavorevb.c
1 /*
2  *  linux/arch/arm/mach-pxa/tavorevb.c
3  *
4  *  Support for the Marvell PXA930 Evaluation Board
5  *
6  *  Copyright (C) 2007-2008 Marvell International Ltd.
7  *
8  *  This program is free software; you can redistribute it and/or modify
9  *  it under the terms of the GNU General Public License version 2 as
10  *  publishhed by the Free Software Foundation.
11  */
12
13 #include <linux/module.h>
14 #include <linux/kernel.h>
15 #include <linux/interrupt.h>
16 #include <linux/init.h>
17 #include <linux/platform_device.h>
18 #include <linux/clk.h>
19 #include <linux/gpio.h>
20 #include <linux/smc91x.h>
21 #include <linux/pwm_backlight.h>
22
23 #include <asm/mach-types.h>
24 #include <asm/mach/arch.h>
25
26 #include <mach/pxa930.h>
27 #include <mach/pxafb.h>
28 #include <mach/pxa27x_keypad.h>
29
30 #include "devices.h"
31 #include "generic.h"
32
33 /* Tavor EVB MFP configurations */
34 static mfp_cfg_t tavorevb_mfp_cfg[] __initdata = {
35         /* Ethernet */
36         DF_nCS1_nCS3,
37         GPIO47_GPIO,
38
39         /* LCD */
40         GPIO23_LCD_DD0,
41         GPIO24_LCD_DD1,
42         GPIO25_LCD_DD2,
43         GPIO26_LCD_DD3,
44         GPIO27_LCD_DD4,
45         GPIO28_LCD_DD5,
46         GPIO29_LCD_DD6,
47         GPIO44_LCD_DD7,
48         GPIO21_LCD_CS,
49         GPIO22_LCD_CS2,
50
51         GPIO17_LCD_FCLK_RD,
52         GPIO18_LCD_LCLK_A0,
53         GPIO19_LCD_PCLK_WR,
54
55         /* LCD Backlight */
56         GPIO43_PWM3,    /* primary backlight */
57         GPIO32_PWM0,    /* secondary backlight */
58
59         /* Keypad */
60         GPIO0_KP_MKIN_0,
61         GPIO2_KP_MKIN_1,
62         GPIO4_KP_MKIN_2,
63         GPIO6_KP_MKIN_3,
64         GPIO8_KP_MKIN_4,
65         GPIO10_KP_MKIN_5,
66         GPIO12_KP_MKIN_6,
67         GPIO1_KP_MKOUT_0,
68         GPIO3_KP_MKOUT_1,
69         GPIO5_KP_MKOUT_2,
70         GPIO7_KP_MKOUT_3,
71         GPIO9_KP_MKOUT_4,
72         GPIO11_KP_MKOUT_5,
73         GPIO13_KP_MKOUT_6,
74
75         GPIO14_KP_DKIN_2,
76         GPIO15_KP_DKIN_3,
77 };
78
79 #define TAVOREVB_ETH_PHYS       (0x14000000)
80
81 static struct resource smc91x_resources[] = {
82         [0] = {
83                 .start  = (TAVOREVB_ETH_PHYS + 0x300),
84                 .end    = (TAVOREVB_ETH_PHYS + 0xfffff),
85                 .flags  = IORESOURCE_MEM,
86         },
87         [1] = {
88                 .start  = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO47)),
89                 .end    = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO47)),
90                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
91         }
92 };
93
94 static struct smc91x_platdata tavorevb_smc91x_info = {
95         .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT | SMC91X_USE_DMA,
96 };
97
98 static struct platform_device smc91x_device = {
99         .name           = "smc91x",
100         .id             = 0,
101         .num_resources  = ARRAY_SIZE(smc91x_resources),
102         .resource       = smc91x_resources,
103         .dev            = {
104                 .platform_data = &tavorevb_smc91x_info,
105         },
106 };
107
108 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
109 static unsigned int tavorevb_matrix_key_map[] = {
110         /* KEY(row, col, key_code) */
111         KEY(0, 4, KEY_A), KEY(0, 5, KEY_B), KEY(0, 6, KEY_C),
112         KEY(1, 4, KEY_E), KEY(1, 5, KEY_F), KEY(1, 6, KEY_G),
113         KEY(2, 4, KEY_I), KEY(2, 5, KEY_J), KEY(2, 6, KEY_K),
114         KEY(3, 4, KEY_M), KEY(3, 5, KEY_N), KEY(3, 6, KEY_O),
115         KEY(4, 5, KEY_R), KEY(4, 6, KEY_S),
116         KEY(5, 4, KEY_U), KEY(5, 4, KEY_V), KEY(5, 6, KEY_W),
117
118         KEY(6, 4, KEY_Y), KEY(6, 5, KEY_Z),
119
120         KEY(0, 3, KEY_0), KEY(2, 0, KEY_1), KEY(2, 1, KEY_2), KEY(2, 2, KEY_3),
121         KEY(2, 3, KEY_4), KEY(1, 0, KEY_5), KEY(1, 1, KEY_6), KEY(1, 2, KEY_7),
122         KEY(1, 3, KEY_8), KEY(0, 2, KEY_9),
123
124         KEY(6, 6, KEY_SPACE),
125         KEY(0, 0, KEY_KPASTERISK),      /* * */
126         KEY(0, 1, KEY_KPDOT),           /* # */
127
128         KEY(4, 1, KEY_UP),
129         KEY(4, 3, KEY_DOWN),
130         KEY(4, 0, KEY_LEFT),
131         KEY(4, 2, KEY_RIGHT),
132         KEY(6, 0, KEY_HOME),
133         KEY(3, 2, KEY_END),
134         KEY(6, 1, KEY_DELETE),
135         KEY(5, 2, KEY_BACK),
136         KEY(6, 3, KEY_CAPSLOCK),        /* KEY_LEFTSHIFT), */
137
138         KEY(4, 4, KEY_ENTER),           /* scroll push */
139         KEY(6, 2, KEY_ENTER),           /* keypad action */
140
141         KEY(3, 1, KEY_SEND),
142         KEY(5, 3, KEY_RECORD),
143         KEY(5, 0, KEY_VOLUMEUP),
144         KEY(5, 1, KEY_VOLUMEDOWN),
145
146         KEY(3, 0, KEY_F22),     /* soft1 */
147         KEY(3, 3, KEY_F23),     /* soft2 */
148 };
149
150 static struct pxa27x_keypad_platform_data tavorevb_keypad_info = {
151         .matrix_key_rows        = 7,
152         .matrix_key_cols        = 7,
153         .matrix_key_map         = tavorevb_matrix_key_map,
154         .matrix_key_map_size    = ARRAY_SIZE(tavorevb_matrix_key_map),
155         .debounce_interval      = 30,
156 };
157
158 static void __init tavorevb_init_keypad(void)
159 {
160         pxa_set_keypad_info(&tavorevb_keypad_info);
161 }
162 #else
163 static inline void tavorevb_init_keypad(void) {}
164 #endif /* CONFIG_KEYBOARD_PXA27x || CONFIG_KEYBOARD_PXA27x_MODULE */
165
166 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
167 static struct platform_pwm_backlight_data tavorevb_backlight_data[] = {
168         [0] = {
169                 /* primary backlight */
170                 .pwm_id         = 2,
171                 .max_brightness = 100,
172                 .dft_brightness = 100,
173                 .pwm_period_ns  = 100000,
174         },
175         [1] = {
176                 /* secondary backlight */
177                 .pwm_id         = 0,
178                 .max_brightness = 100,
179                 .dft_brightness = 100,
180                 .pwm_period_ns  = 100000,
181         },
182 };
183
184 static struct platform_device tavorevb_backlight_devices[] = {
185         [0] = {
186                 .name           = "pwm-backlight",
187                 .id             = 0,
188                 .dev            = {
189                         .platform_data = &tavorevb_backlight_data[0],
190                 },
191         },
192         [1] = {
193                 .name           = "pwm-backlight",
194                 .id             = 1,
195                 .dev            = {
196                         .platform_data = &tavorevb_backlight_data[1],
197                 },
198         },
199 };
200
201 static uint16_t panel_init[] = {
202         /* DSTB OUT */
203         SMART_CMD(0x00),
204         SMART_CMD_NOOP,
205         SMART_DELAY(1),
206
207         SMART_CMD(0x00),
208         SMART_CMD_NOOP,
209         SMART_DELAY(1),
210
211         SMART_CMD(0x00),
212         SMART_CMD_NOOP,
213         SMART_DELAY(1),
214
215         /* STB OUT */
216         SMART_CMD(0x00),
217         SMART_CMD(0x1D),
218         SMART_DAT(0x00),
219         SMART_DAT(0x05),
220         SMART_DELAY(1),
221
222         /* P-ON Init sequence */
223         SMART_CMD(0x00), /* OSC ON */
224         SMART_CMD(0x00),
225         SMART_DAT(0x00),
226         SMART_DAT(0x01),
227         SMART_CMD(0x00),
228         SMART_CMD(0x01), /* SOURCE DRIVER SHIFT DIRECTION and display RAM setting */
229         SMART_DAT(0x01),
230         SMART_DAT(0x27),
231         SMART_CMD(0x00),
232         SMART_CMD(0x02), /* LINE INV */
233         SMART_DAT(0x02),
234         SMART_DAT(0x00),
235         SMART_CMD(0x00),
236         SMART_CMD(0x03), /* IF mode(1) */
237         SMART_DAT(0x01), /* 8bit smart mode(8-8),high speed write mode */
238         SMART_DAT(0x30),
239         SMART_CMD(0x07),
240         SMART_CMD(0x00), /* RAM Write Mode */
241         SMART_DAT(0x00),
242         SMART_DAT(0x03),
243         SMART_CMD(0x00),
244
245         /* DISPLAY Setting,  262K, fixed(NO scroll), no split screen */
246         SMART_CMD(0x07),
247         SMART_DAT(0x40), /* 16/18/19 BPP */
248         SMART_DAT(0x00),
249         SMART_CMD(0x00),
250         SMART_CMD(0x08), /* BP, FP Seting, BP=2H, FP=3H */
251         SMART_DAT(0x03),
252         SMART_DAT(0x02),
253         SMART_CMD(0x00),
254         SMART_CMD(0x0C), /* IF mode(2), using internal clock & MPU */
255         SMART_DAT(0x00),
256         SMART_DAT(0x00),
257         SMART_CMD(0x00),
258         SMART_CMD(0x0D), /* Frame setting, 1Min. Frequence, 16CLK */
259         SMART_DAT(0x00),
260         SMART_DAT(0x10),
261         SMART_CMD(0x00),
262         SMART_CMD(0x12), /* Timing(1),ASW W=4CLK, ASW ST=1CLK */
263         SMART_DAT(0x03),
264         SMART_DAT(0x02),
265         SMART_CMD(0x00),
266         SMART_CMD(0x13), /* Timing(2),OEV ST=0.5CLK, OEV ED=1CLK */
267         SMART_DAT(0x01),
268         SMART_DAT(0x02),
269         SMART_CMD(0x00),
270         SMART_CMD(0x14), /* Timing(3), ASW HOLD=0.5CLK */
271         SMART_DAT(0x00),
272         SMART_DAT(0x00),
273         SMART_CMD(0x00),
274         SMART_CMD(0x15), /* Timing(4), CKV ST=0CLK, CKV ED=1CLK */
275         SMART_DAT(0x20),
276         SMART_DAT(0x00),
277         SMART_CMD(0x00),
278         SMART_CMD(0x1C),
279         SMART_DAT(0x00),
280         SMART_DAT(0x00),
281         SMART_CMD(0x03),
282         SMART_CMD(0x00),
283         SMART_DAT(0x04),
284         SMART_DAT(0x03),
285         SMART_CMD(0x03),
286         SMART_CMD(0x01),
287         SMART_DAT(0x03),
288         SMART_DAT(0x04),
289         SMART_CMD(0x03),
290         SMART_CMD(0x02),
291         SMART_DAT(0x04),
292         SMART_DAT(0x03),
293         SMART_CMD(0x03),
294         SMART_CMD(0x03),
295         SMART_DAT(0x03),
296         SMART_DAT(0x03),
297         SMART_CMD(0x03),
298         SMART_CMD(0x04),
299         SMART_DAT(0x01),
300         SMART_DAT(0x01),
301         SMART_CMD(0x03),
302         SMART_CMD(0x05),
303         SMART_DAT(0x00),
304         SMART_DAT(0x00),
305         SMART_CMD(0x04),
306         SMART_CMD(0x02),
307         SMART_DAT(0x00),
308         SMART_DAT(0x00),
309         SMART_CMD(0x04),
310         SMART_CMD(0x03),
311         SMART_DAT(0x01),
312         SMART_DAT(0x3F),
313         SMART_DELAY(0),
314
315         /* DISP RAM setting: 240*320 */
316         SMART_CMD(0x04), /* HADDR, START 0 */
317         SMART_CMD(0x06),
318         SMART_DAT(0x00),
319         SMART_DAT(0x00), /* x1,3 */
320         SMART_CMD(0x04), /* HADDR,  END   4 */
321         SMART_CMD(0x07),
322         SMART_DAT(0x00),
323         SMART_DAT(0xEF), /* x2, 7 */
324         SMART_CMD(0x04), /* VADDR, START 8 */
325         SMART_CMD(0x08),
326         SMART_DAT(0x00), /* y1, 10 */
327         SMART_DAT(0x00), /* y1, 11 */
328         SMART_CMD(0x04), /* VADDR, END 12 */
329         SMART_CMD(0x09),
330         SMART_DAT(0x01), /* y2, 14 */
331         SMART_DAT(0x3F), /* y2, 15 */
332         SMART_CMD(0x02), /* RAM ADDR SETTING 16 */
333         SMART_CMD(0x00),
334         SMART_DAT(0x00),
335         SMART_DAT(0x00), /* x1, 19 */
336         SMART_CMD(0x02), /* RAM ADDR SETTING 20 */
337         SMART_CMD(0x01),
338         SMART_DAT(0x00), /* y1, 22 */
339         SMART_DAT(0x00), /* y1, 23 */
340 };
341
342 static uint16_t panel_on[] = {
343         /* Power-IC ON */
344         SMART_CMD(0x01),
345         SMART_CMD(0x02),
346         SMART_DAT(0x07),
347         SMART_DAT(0x7D),
348         SMART_CMD(0x01),
349         SMART_CMD(0x03),
350         SMART_DAT(0x00),
351         SMART_DAT(0x05),
352         SMART_CMD(0x01),
353         SMART_CMD(0x04),
354         SMART_DAT(0x00),
355         SMART_DAT(0x00),
356         SMART_CMD(0x01),
357         SMART_CMD(0x05),
358         SMART_DAT(0x00),
359         SMART_DAT(0x15),
360         SMART_CMD(0x01),
361         SMART_CMD(0x00),
362         SMART_DAT(0xC0),
363         SMART_DAT(0x10),
364         SMART_DELAY(30),
365
366         /* DISP ON */
367         SMART_CMD(0x01),
368         SMART_CMD(0x01),
369         SMART_DAT(0x00),
370         SMART_DAT(0x01),
371         SMART_CMD(0x01),
372         SMART_CMD(0x00),
373         SMART_DAT(0xFF),
374         SMART_DAT(0xFE),
375         SMART_DELAY(150),
376 };
377
378 static uint16_t panel_off[] = {
379         SMART_CMD(0x00),
380         SMART_CMD(0x1E),
381         SMART_DAT(0x00),
382         SMART_DAT(0x0A),
383         SMART_CMD(0x01),
384         SMART_CMD(0x00),
385         SMART_DAT(0xFF),
386         SMART_DAT(0xEE),
387         SMART_CMD(0x01),
388         SMART_CMD(0x00),
389         SMART_DAT(0xF8),
390         SMART_DAT(0x12),
391         SMART_CMD(0x01),
392         SMART_CMD(0x00),
393         SMART_DAT(0xE8),
394         SMART_DAT(0x11),
395         SMART_CMD(0x01),
396         SMART_CMD(0x00),
397         SMART_DAT(0xC0),
398         SMART_DAT(0x11),
399         SMART_CMD(0x01),
400         SMART_CMD(0x00),
401         SMART_DAT(0x40),
402         SMART_DAT(0x11),
403         SMART_CMD(0x01),
404         SMART_CMD(0x00),
405         SMART_DAT(0x00),
406         SMART_DAT(0x10),
407 };
408
409 static uint16_t update_framedata[] = {
410         /* write ram */
411         SMART_CMD(0x02),
412         SMART_CMD(0x02),
413
414         /* write frame data */
415         SMART_CMD_WRITE_FRAME,
416 };
417
418 static void ltm020d550_lcd_power(int on, struct fb_var_screeninfo *var)
419 {
420         struct fb_info *info = container_of(var, struct fb_info, var);
421
422         if (on) {
423                 pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_init));
424                 pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_on));
425         } else {
426                 pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_off));
427         }
428
429         if (pxafb_smart_flush(info))
430                 pr_err("%s: timed out\n", __func__);
431 }
432
433 static void ltm020d550_update(struct fb_info *info)
434 {
435         pxafb_smart_queue(info, ARRAY_AND_SIZE(update_framedata));
436         pxafb_smart_flush(info);
437 }
438
439 static struct pxafb_mode_info toshiba_ltm020d550_modes[] = {
440         [0] = {
441                 .xres                   = 240,
442                 .yres                   = 320,
443                 .bpp                    = 16,
444                 .a0csrd_set_hld         = 30,
445                 .a0cswr_set_hld         = 30,
446                 .wr_pulse_width         = 30,
447                 .rd_pulse_width         = 170,
448                 .op_hold_time           = 30,
449                 .cmd_inh_time           = 60,
450
451                 /* L_LCLK_A0 and L_LCLK_RD active low */
452                 .sync                   = FB_SYNC_HOR_HIGH_ACT |
453                                           FB_SYNC_VERT_HIGH_ACT,
454         },
455 };
456
457 static struct pxafb_mach_info tavorevb_lcd_info = {
458         .modes                  = toshiba_ltm020d550_modes,
459         .num_modes              = 1,
460         .lcd_conn               = LCD_SMART_PANEL_8BPP | LCD_PCLK_EDGE_FALL,
461         .pxafb_lcd_power        = ltm020d550_lcd_power,
462         .smart_update           = ltm020d550_update,
463 };
464
465 static void __init tavorevb_init_lcd(void)
466 {
467         platform_device_register(&tavorevb_backlight_devices[0]);
468         platform_device_register(&tavorevb_backlight_devices[1]);
469         set_pxa_fb_info(&tavorevb_lcd_info);
470 }
471 #else
472 static inline void tavorevb_init_lcd(void) {}
473 #endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */
474
475 static void __init tavorevb_init(void)
476 {
477         /* initialize MFP configurations */
478         pxa3xx_mfp_config(ARRAY_AND_SIZE(tavorevb_mfp_cfg));
479
480         platform_device_register(&smc91x_device);
481
482         tavorevb_init_lcd();
483         tavorevb_init_keypad();
484 }
485
486 MACHINE_START(TAVOREVB, "PXA930 Evaluation Board (aka TavorEVB)")
487         /* Maintainer: Eric Miao <eric.miao@marvell.com> */
488         .phys_io        = 0x40000000,
489         .boot_params    = 0xa0000100,
490         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
491         .map_io         = pxa_map_io,
492         .init_irq       = pxa3xx_init_irq,
493         .timer          = &pxa_timer,
494         .init_machine   = tavorevb_init,
495 MACHINE_END