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  • only in /asuswrt-rt-n18u-9.0.0.4.380.2695/release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-pxa/
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/hardware.h>
28#include <mach/audio.h>
29#include <mach/pxafb.h>
30#include <mach/zylonite.h>
31#include <mach/mmc.h>
32#include <mach/ohci.h>
33#include <mach/pxa27x_keypad.h>
34#include <plat/pxa3xx_nand.h>
35
36#include "devices.h"
37#include "generic.h"
38
39int gpio_eth_irq;
40int gpio_debug_led1;
41int gpio_debug_led2;
42
43int wm9713_irq;
44
45int lcd_id;
46int lcd_orientation;
47
48static struct resource smc91x_resources[] = {
49	[0] = {
50		.start	= ZYLONITE_ETH_PHYS + 0x300,
51		.end	= ZYLONITE_ETH_PHYS + 0xfffff,
52		.flags	= IORESOURCE_MEM,
53	},
54	[1] = {
55		.start	= -1,	/* for run-time assignment */
56		.end	= -1,
57		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
58	}
59};
60
61static struct smc91x_platdata zylonite_smc91x_info = {
62	.flags	= SMC91X_USE_8BIT | SMC91X_USE_16BIT |
63		  SMC91X_NOWAIT | SMC91X_USE_DMA,
64};
65
66static struct platform_device smc91x_device = {
67	.name		= "smc91x",
68	.id		= 0,
69	.num_resources	= ARRAY_SIZE(smc91x_resources),
70	.resource	= smc91x_resources,
71	.dev		= {
72		.platform_data = &zylonite_smc91x_info,
73	},
74};
75
76#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
77static struct gpio_led zylonite_debug_leds[] = {
78	[0] = {
79		.name			= "zylonite:yellow:1",
80		.default_trigger	= "heartbeat",
81	},
82	[1] = {
83		.name			= "zylonite:yellow:2",
84		.default_trigger	= "default-on",
85	},
86};
87
88static struct gpio_led_platform_data zylonite_debug_leds_info = {
89	.leds		= zylonite_debug_leds,
90	.num_leds	= ARRAY_SIZE(zylonite_debug_leds),
91};
92
93static struct platform_device zylonite_device_leds = {
94	.name		= "leds-gpio",
95	.id		= -1,
96	.dev		= {
97		.platform_data = &zylonite_debug_leds_info,
98	}
99};
100
101static void __init zylonite_init_leds(void)
102{
103	zylonite_debug_leds[0].gpio = gpio_debug_led1;
104	zylonite_debug_leds[1].gpio = gpio_debug_led2;
105
106	platform_device_register(&zylonite_device_leds);
107}
108#else
109static inline void zylonite_init_leds(void) {}
110#endif
111
112#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
113static struct platform_pwm_backlight_data zylonite_backlight_data = {
114	.pwm_id		= 3,
115	.max_brightness	= 100,
116	.dft_brightness	= 100,
117	.pwm_period_ns	= 10000,
118};
119
120static struct platform_device zylonite_backlight_device = {
121	.name		= "pwm-backlight",
122	.dev		= {
123		.parent = &pxa27x_device_pwm1.dev,
124		.platform_data	= &zylonite_backlight_data,
125	},
126};
127
128static struct pxafb_mode_info toshiba_ltm035a776c_mode = {
129	.pixclock		= 110000,
130	.xres			= 240,
131	.yres			= 320,
132	.bpp			= 16,
133	.hsync_len		= 4,
134	.left_margin		= 6,
135	.right_margin		= 4,
136	.vsync_len		= 2,
137	.upper_margin		= 2,
138	.lower_margin		= 3,
139	.sync			= FB_SYNC_VERT_HIGH_ACT,
140};
141
142static struct pxafb_mode_info toshiba_ltm04c380k_mode = {
143	.pixclock		= 50000,
144	.xres			= 640,
145	.yres			= 480,
146	.bpp			= 16,
147	.hsync_len		= 1,
148	.left_margin		= 0x9f,
149	.right_margin		= 1,
150	.vsync_len		= 44,
151	.upper_margin		= 0,
152	.lower_margin		= 0,
153	.sync			= FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT,
154};
155
156static struct pxafb_mach_info zylonite_toshiba_lcd_info = {
157	.num_modes      	= 1,
158	.lcd_conn		= LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
159};
160
161static struct pxafb_mode_info sharp_ls037_modes[] = {
162	[0] = {
163		.pixclock	= 158000,
164		.xres		= 240,
165		.yres		= 320,
166		.bpp		= 16,
167		.hsync_len	= 4,
168		.left_margin	= 39,
169		.right_margin	= 39,
170		.vsync_len	= 1,
171		.upper_margin	= 2,
172		.lower_margin	= 3,
173		.sync		= 0,
174	},
175	[1] = {
176		.pixclock	= 39700,
177		.xres		= 480,
178		.yres		= 640,
179		.bpp		= 16,
180		.hsync_len	= 8,
181		.left_margin	= 81,
182		.right_margin	= 81,
183		.vsync_len	= 1,
184		.upper_margin	= 2,
185		.lower_margin	= 7,
186		.sync		= 0,
187	},
188};
189
190static struct pxafb_mach_info zylonite_sharp_lcd_info = {
191	.modes			= sharp_ls037_modes,
192	.num_modes		= 2,
193	.lcd_conn		= LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
194};
195
196static void __init zylonite_init_lcd(void)
197{
198	platform_device_register(&zylonite_backlight_device);
199
200	if (lcd_id & 0x20) {
201		set_pxa_fb_info(&zylonite_sharp_lcd_info);
202		return;
203	}
204
205	/* legacy LCD panels, it would be handy here if LCD panel type can
206	 * be decided at run-time
207	 */
208	if (1)
209		zylonite_toshiba_lcd_info.modes = &toshiba_ltm035a776c_mode;
210	else
211		zylonite_toshiba_lcd_info.modes = &toshiba_ltm04c380k_mode;
212
213	set_pxa_fb_info(&zylonite_toshiba_lcd_info);
214}
215#else
216static inline void zylonite_init_lcd(void) {}
217#endif
218
219#if defined(CONFIG_MMC)
220static struct pxamci_platform_data zylonite_mci_platform_data = {
221	.detect_delay_ms= 200,
222	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
223	.gpio_card_detect = EXT_GPIO(0),
224	.gpio_card_ro	= EXT_GPIO(2),
225	.gpio_power	= -1,
226};
227
228static struct pxamci_platform_data zylonite_mci2_platform_data = {
229	.detect_delay_ms= 200,
230	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
231	.gpio_card_detect = EXT_GPIO(1),
232	.gpio_card_ro	= EXT_GPIO(3),
233	.gpio_power	= -1,
234};
235
236static struct pxamci_platform_data zylonite_mci3_platform_data = {
237	.detect_delay_ms= 200,
238	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
239	.gpio_card_detect = EXT_GPIO(30),
240	.gpio_card_ro	= EXT_GPIO(31),
241	.gpio_power	= -1,
242};
243
244static void __init zylonite_init_mmc(void)
245{
246	pxa_set_mci_info(&zylonite_mci_platform_data);
247	pxa3xx_set_mci2_info(&zylonite_mci2_platform_data);
248	if (cpu_is_pxa310())
249		pxa3xx_set_mci3_info(&zylonite_mci3_platform_data);
250}
251#else
252static inline void zylonite_init_mmc(void) {}
253#endif
254
255#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
256static unsigned int zylonite_matrix_key_map[] = {
257	/* KEY(row, col, key_code) */
258	KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_C), KEY(0, 5, KEY_D),
259	KEY(1, 0, KEY_E), KEY(1, 1, KEY_F), KEY(1, 2, KEY_G), KEY(1, 5, KEY_H),
260	KEY(2, 0, KEY_I), KEY(2, 1, KEY_J), KEY(2, 2, KEY_K), KEY(2, 5, KEY_L),
261	KEY(3, 0, KEY_M), KEY(3, 1, KEY_N), KEY(3, 2, KEY_O), KEY(3, 5, KEY_P),
262	KEY(5, 0, KEY_Q), KEY(5, 1, KEY_R), KEY(5, 2, KEY_S), KEY(5, 5, KEY_T),
263	KEY(6, 0, KEY_U), KEY(6, 1, KEY_V), KEY(6, 2, KEY_W), KEY(6, 5, KEY_X),
264	KEY(7, 1, KEY_Y), KEY(7, 2, KEY_Z),
265
266	KEY(4, 4, KEY_0), KEY(1, 3, KEY_1), KEY(4, 1, KEY_2), KEY(1, 4, KEY_3),
267	KEY(2, 3, KEY_4), KEY(4, 2, KEY_5), KEY(2, 4, KEY_6), KEY(3, 3, KEY_7),
268	KEY(4, 3, KEY_8), KEY(3, 4, KEY_9),
269
270	KEY(4, 5, KEY_SPACE),
271	KEY(5, 3, KEY_KPASTERISK), 	/* * */
272	KEY(5, 4, KEY_KPDOT), 		/* #" */
273
274	KEY(0, 7, KEY_UP),
275	KEY(1, 7, KEY_DOWN),
276	KEY(2, 7, KEY_LEFT),
277	KEY(3, 7, KEY_RIGHT),
278	KEY(2, 6, KEY_HOME),
279	KEY(3, 6, KEY_END),
280	KEY(6, 4, KEY_DELETE),
281	KEY(6, 6, KEY_BACK),
282	KEY(6, 3, KEY_CAPSLOCK),	/* KEY_LEFTSHIFT), */
283
284	KEY(4, 6, KEY_ENTER),		/* scroll push */
285	KEY(5, 7, KEY_ENTER),		/* keypad action */
286
287	KEY(0, 4, KEY_EMAIL),
288	KEY(5, 6, KEY_SEND),
289	KEY(4, 0, KEY_CALENDAR),
290	KEY(7, 6, KEY_RECORD),
291	KEY(6, 7, KEY_VOLUMEUP),
292	KEY(7, 7, KEY_VOLUMEDOWN),
293
294	KEY(0, 6, KEY_F22),	/* soft1 */
295	KEY(1, 6, KEY_F23),	/* soft2 */
296	KEY(0, 3, KEY_AUX),	/* contact */
297};
298
299static struct pxa27x_keypad_platform_data zylonite_keypad_info = {
300	.matrix_key_rows	= 8,
301	.matrix_key_cols	= 8,
302	.matrix_key_map		= zylonite_matrix_key_map,
303	.matrix_key_map_size	= ARRAY_SIZE(zylonite_matrix_key_map),
304
305	.enable_rotary0		= 1,
306	.rotary0_up_key		= KEY_UP,
307	.rotary0_down_key	= KEY_DOWN,
308
309	.debounce_interval	= 30,
310};
311
312static void __init zylonite_init_keypad(void)
313{
314	pxa_set_keypad_info(&zylonite_keypad_info);
315}
316#else
317static inline void zylonite_init_keypad(void) {}
318#endif
319
320#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
321static struct mtd_partition zylonite_nand_partitions[] = {
322	[0] = {
323		.name        = "Bootloader",
324		.offset      = 0,
325		.size        = 0x060000,
326		.mask_flags  = MTD_WRITEABLE, /* force read-only */
327	},
328	[1] = {
329		.name        = "Kernel",
330		.offset      = 0x060000,
331		.size        = 0x200000,
332		.mask_flags  = MTD_WRITEABLE, /* force read-only */
333	},
334	[2] = {
335		.name        = "Filesystem",
336		.offset      = 0x0260000,
337		.size        = 0x3000000,     /* 48M - rootfs */
338	},
339	[3] = {
340		.name        = "MassStorage",
341		.offset      = 0x3260000,
342		.size        = 0x3d40000,
343	},
344	[4] = {
345		.name        = "BBT",
346		.offset      = 0x6FA0000,
347		.size        = 0x80000,
348		.mask_flags  = MTD_WRITEABLE,  /* force read-only */
349	},
350	/* NOTE: we reserve some blocks at the end of the NAND flash for
351	 * bad block management, and the max number of relocation blocks
352	 * differs on different platforms. Please take care with it when
353	 * defining the partition table.
354	 */
355};
356
357static struct pxa3xx_nand_platform_data zylonite_nand_info = {
358	.enable_arbiter	= 1,
359	.parts		= zylonite_nand_partitions,
360	.nr_parts	= ARRAY_SIZE(zylonite_nand_partitions),
361};
362
363static void __init zylonite_init_nand(void)
364{
365	pxa3xx_set_nand_info(&zylonite_nand_info);
366}
367#else
368static inline void zylonite_init_nand(void) {}
369#endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */
370
371#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
372static struct pxaohci_platform_data zylonite_ohci_info = {
373	.port_mode	= PMM_PERPORT_MODE,
374	.flags		= ENABLE_PORT1 | ENABLE_PORT2 |
375			  POWER_CONTROL_LOW | POWER_SENSE_LOW,
376};
377
378static void __init zylonite_init_ohci(void)
379{
380	pxa_set_ohci_info(&zylonite_ohci_info);
381}
382#else
383static inline void zylonite_init_ohci(void) {}
384#endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */
385
386static void __init zylonite_init(void)
387{
388	pxa_set_ffuart_info(NULL);
389	pxa_set_btuart_info(NULL);
390	pxa_set_stuart_info(NULL);
391
392	/* board-processor specific initialization */
393	zylonite_pxa300_init();
394	zylonite_pxa320_init();
395
396	/*
397	 * Note: We depend that the bootloader set
398	 * the correct value to MSC register for SMC91x.
399	 */
400	smc91x_resources[1].start = gpio_to_irq(gpio_eth_irq);
401	smc91x_resources[1].end   = gpio_to_irq(gpio_eth_irq);
402	platform_device_register(&smc91x_device);
403
404	pxa_set_ac97_info(NULL);
405	zylonite_init_lcd();
406	zylonite_init_mmc();
407	zylonite_init_keypad();
408	zylonite_init_nand();
409	zylonite_init_leds();
410	zylonite_init_ohci();
411}
412
413MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)")
414	.phys_io	= 0x40000000,
415	.boot_params	= 0xa0000100,
416	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
417	.map_io		= pxa_map_io,
418	.init_irq	= pxa3xx_init_irq,
419	.timer		= &pxa_timer,
420	.init_machine	= zylonite_init,
421MACHINE_END
422