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eric miaoe1d9b952007-12-13 10:41:43 +08001/*
2 * linux/arch/arm/mach-pxa/littleton.c
3 *
4 * Support for the Marvell Littleton Development Platform.
5 *
6 * Author: Jason Chagas (largely modified code)
7 * Created: Nov 20, 2006
8 * Copyright: (C) Copyright 2006 Marvell International Ltd.
9 *
10 * 2007-11-22 modified to align with latest kernel
11 * eric miao <eric.miao@marvell.com>
12 *
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License version 2 as
15 * publishhed by the Free Software Foundation.
16 */
17
18#include <linux/init.h>
19#include <linux/interrupt.h>
20#include <linux/delay.h>
21#include <linux/platform_device.h>
22#include <linux/clk.h>
Eric Miao80796f22008-11-25 11:03:03 +080023#include <linux/gpio.h>
Eric Miao24ff4cd2008-09-01 06:56:07 +080024#include <linux/spi/spi.h>
Sebastian Andrzej Siewior8348c252010-11-22 17:12:15 -080025#include <linux/spi/pxa2xx_spi.h>
Eric Miaoe1719da2008-06-24 16:49:41 +080026#include <linux/smc91x.h>
Eric Miao3b24f302008-12-10 17:04:38 +080027#include <linux/i2c.h>
28#include <linux/leds.h>
29#include <linux/mfd/da903x.h>
30#include <linux/i2c/max732x.h>
Sebastian Andrzej Siewiorb4593962011-02-23 12:38:16 +010031#include <linux/i2c/pxa-i2c.h>
eric miaoe1d9b952007-12-13 10:41:43 +080032
33#include <asm/types.h>
34#include <asm/setup.h>
35#include <asm/memory.h>
36#include <asm/mach-types.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010037#include <mach/hardware.h>
eric miaoe1d9b952007-12-13 10:41:43 +080038#include <asm/irq.h>
39
40#include <asm/mach/arch.h>
41#include <asm/mach/map.h>
42#include <asm/mach/irq.h>
43
Eric Miao51c62982009-01-02 23:17:22 +080044#include <mach/pxa300.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010045#include <mach/pxafb.h>
Eric Miao361778d2009-06-05 16:42:29 +080046#include <mach/mmc.h>
Mark F. Brown4a2490e2010-09-03 18:28:06 -040047#include <plat/pxa27x_keypad.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010048#include <mach/littleton.h>
Haojian Zhuang82b95ec2009-09-10 13:55:23 +080049#include <plat/pxa3xx_nand.h>
eric miaoe1d9b952007-12-13 10:41:43 +080050
51#include "generic.h"
52
Eric Miao361778d2009-06-05 16:42:29 +080053#define GPIO_MMC1_CARD_DETECT mfp_to_gpio(MFP_PIN_GPIO15)
54
eric miaoe1d9b952007-12-13 10:41:43 +080055/* Littleton MFP configurations */
56static mfp_cfg_t littleton_mfp_cfg[] __initdata = {
57 /* LCD */
58 GPIO54_LCD_LDD_0,
59 GPIO55_LCD_LDD_1,
60 GPIO56_LCD_LDD_2,
61 GPIO57_LCD_LDD_3,
62 GPIO58_LCD_LDD_4,
63 GPIO59_LCD_LDD_5,
64 GPIO60_LCD_LDD_6,
65 GPIO61_LCD_LDD_7,
66 GPIO62_LCD_LDD_8,
67 GPIO63_LCD_LDD_9,
68 GPIO64_LCD_LDD_10,
69 GPIO65_LCD_LDD_11,
70 GPIO66_LCD_LDD_12,
71 GPIO67_LCD_LDD_13,
72 GPIO68_LCD_LDD_14,
73 GPIO69_LCD_LDD_15,
74 GPIO70_LCD_LDD_16,
75 GPIO71_LCD_LDD_17,
76 GPIO72_LCD_FCLK,
77 GPIO73_LCD_LCLK,
78 GPIO74_LCD_PCLK,
79 GPIO75_LCD_BIAS,
80
81 /* SSP2 */
82 GPIO25_SSP2_SCLK,
eric miaoe1d9b952007-12-13 10:41:43 +080083 GPIO27_SSP2_TXD,
Eric Miao24ff4cd2008-09-01 06:56:07 +080084 GPIO17_GPIO, /* SFRM as chip-select */
eric miaoe1d9b952007-12-13 10:41:43 +080085
86 /* Debug Ethernet */
87 GPIO90_GPIO,
eric miao5fa41512008-01-23 15:07:22 +080088
89 /* Keypad */
90 GPIO107_KP_DKIN_0,
91 GPIO108_KP_DKIN_1,
92 GPIO115_KP_MKIN_0,
93 GPIO116_KP_MKIN_1,
94 GPIO117_KP_MKIN_2,
95 GPIO118_KP_MKIN_3,
96 GPIO119_KP_MKIN_4,
97 GPIO120_KP_MKIN_5,
98 GPIO121_KP_MKOUT_0,
99 GPIO122_KP_MKOUT_1,
100 GPIO123_KP_MKOUT_2,
101 GPIO124_KP_MKOUT_3,
102 GPIO125_KP_MKOUT_4,
Eric Miao361778d2009-06-05 16:42:29 +0800103
104 /* MMC1 */
105 GPIO3_MMC1_DAT0,
106 GPIO4_MMC1_DAT1,
107 GPIO5_MMC1_DAT2,
108 GPIO6_MMC1_DAT3,
109 GPIO7_MMC1_CLK,
110 GPIO8_MMC1_CMD,
111 GPIO15_GPIO, /* card detect */
Marek Vasut6d26ce62009-12-27 16:04:35 +0100112
113 /* UART3 */
114 GPIO107_UART3_CTS,
115 GPIO108_UART3_RTS,
116 GPIO109_UART3_TXD,
117 GPIO110_UART3_RXD,
eric miaoe1d9b952007-12-13 10:41:43 +0800118};
119
120static struct resource smc91x_resources[] = {
121 [0] = {
122 .start = (LITTLETON_ETH_PHYS + 0x300),
123 .end = (LITTLETON_ETH_PHYS + 0xfffff),
124 .flags = IORESOURCE_MEM,
125 },
126 [1] = {
127 .start = IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO90)),
128 .end = IRQ_GPIO(mfp_to_gpio(MFP_PIN_GPIO90)),
Eric Miao8a6e8872008-06-02 13:30:24 +0800129 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
eric miaoe1d9b952007-12-13 10:41:43 +0800130 }
131};
132
Eric Miaoe1719da2008-06-24 16:49:41 +0800133static struct smc91x_platdata littleton_smc91x_info = {
134 .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT |
135 SMC91X_NOWAIT | SMC91X_USE_DMA,
136};
137
eric miaoe1d9b952007-12-13 10:41:43 +0800138static struct platform_device smc91x_device = {
139 .name = "smc91x",
140 .id = 0,
141 .num_resources = ARRAY_SIZE(smc91x_resources),
142 .resource = smc91x_resources,
Eric Miaoe1719da2008-06-24 16:49:41 +0800143 .dev = {
144 .platform_data = &littleton_smc91x_info,
145 },
eric miaoe1d9b952007-12-13 10:41:43 +0800146};
147
Eric Miao36caeb42008-06-02 13:32:42 +0800148#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
eric miaoe1d9b952007-12-13 10:41:43 +0800149static struct pxafb_mode_info tpo_tdo24mtea1_modes[] = {
150 [0] = {
151 /* VGA */
152 .pixclock = 38250,
153 .xres = 480,
154 .yres = 640,
155 .bpp = 16,
156 .hsync_len = 8,
157 .left_margin = 8,
158 .right_margin = 24,
159 .vsync_len = 2,
160 .upper_margin = 2,
161 .lower_margin = 4,
162 .sync = 0,
163 },
164 [1] = {
165 /* QVGA */
166 .pixclock = 153000,
167 .xres = 240,
168 .yres = 320,
169 .bpp = 16,
170 .hsync_len = 8,
171 .left_margin = 8,
172 .right_margin = 88,
173 .vsync_len = 2,
174 .upper_margin = 2,
175 .lower_margin = 2,
176 .sync = 0,
177 },
178};
179
180static struct pxafb_mach_info littleton_lcd_info = {
181 .modes = tpo_tdo24mtea1_modes,
182 .num_modes = 2,
eric miao0454bd02008-04-30 00:52:23 -0700183 .lcd_conn = LCD_COLOR_TFT_16BPP,
eric miaoe1d9b952007-12-13 10:41:43 +0800184};
185
186static void littleton_init_lcd(void)
187{
Russell King - ARM Linux4321e1a2011-02-15 15:37:30 +0800188 pxa_set_fb_info(NULL, &littleton_lcd_info);
eric miaoe1d9b952007-12-13 10:41:43 +0800189}
190#else
191static inline void littleton_init_lcd(void) {};
Eric Miao36caeb42008-06-02 13:32:42 +0800192#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */
eric miaoe1d9b952007-12-13 10:41:43 +0800193
Eric Miao24ff4cd2008-09-01 06:56:07 +0800194#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
195static struct pxa2xx_spi_master littleton_spi_info = {
196 .num_chipselect = 1,
197};
198
Eric Miao24ff4cd2008-09-01 06:56:07 +0800199static struct pxa2xx_spi_chip littleton_tdo24m_chip = {
200 .rx_threshold = 1,
201 .tx_threshold = 1,
Mike Rapoport46580c02009-04-14 08:33:49 +0300202 .gpio_cs = LITTLETON_GPIO_LCD_CS,
Eric Miao24ff4cd2008-09-01 06:56:07 +0800203};
204
205static struct spi_board_info littleton_spi_devices[] __initdata = {
206 {
207 .modalias = "tdo24m",
208 .max_speed_hz = 1000000,
209 .bus_num = 2,
210 .chip_select = 0,
211 .controller_data= &littleton_tdo24m_chip,
212 },
213};
214
215static void __init littleton_init_spi(void)
216{
Eric Miao24ff4cd2008-09-01 06:56:07 +0800217 pxa2xx_set_spi_info(2, &littleton_spi_info);
218 spi_register_board_info(ARRAY_AND_SIZE(littleton_spi_devices));
219}
220#else
221static inline void littleton_init_spi(void) {}
222#endif
223
Eric Miao36caeb42008-06-02 13:32:42 +0800224#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
eric miao5fa41512008-01-23 15:07:22 +0800225static unsigned int littleton_matrix_key_map[] = {
226 /* KEY(row, col, key_code) */
227 KEY(1, 3, KEY_0), KEY(0, 0, KEY_1), KEY(1, 0, KEY_2), KEY(2, 0, KEY_3),
228 KEY(0, 1, KEY_4), KEY(1, 1, KEY_5), KEY(2, 1, KEY_6), KEY(0, 2, KEY_7),
229 KEY(1, 2, KEY_8), KEY(2, 2, KEY_9),
230
231 KEY(0, 3, KEY_KPASTERISK), /* * */
232 KEY(2, 3, KEY_KPDOT), /* # */
233
234 KEY(5, 4, KEY_ENTER),
235
236 KEY(5, 0, KEY_UP),
237 KEY(5, 1, KEY_DOWN),
238 KEY(5, 2, KEY_LEFT),
239 KEY(5, 3, KEY_RIGHT),
240 KEY(3, 2, KEY_HOME),
241 KEY(4, 1, KEY_END),
242 KEY(3, 3, KEY_BACK),
243
244 KEY(4, 0, KEY_SEND),
245 KEY(4, 2, KEY_VOLUMEUP),
246 KEY(4, 3, KEY_VOLUMEDOWN),
247
248 KEY(3, 0, KEY_F22), /* soft1 */
249 KEY(3, 1, KEY_F23), /* soft2 */
250};
251
252static struct pxa27x_keypad_platform_data littleton_keypad_info = {
253 .matrix_key_rows = 6,
254 .matrix_key_cols = 5,
255 .matrix_key_map = littleton_matrix_key_map,
256 .matrix_key_map_size = ARRAY_SIZE(littleton_matrix_key_map),
257
258 .enable_rotary0 = 1,
259 .rotary0_up_key = KEY_UP,
260 .rotary0_down_key = KEY_DOWN,
261
262 .debounce_interval = 30,
263};
264static void __init littleton_init_keypad(void)
265{
266 pxa_set_keypad_info(&littleton_keypad_info);
267}
268#else
269static inline void littleton_init_keypad(void) {}
270#endif
271
Eric Miao361778d2009-06-05 16:42:29 +0800272#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
Eric Miao361778d2009-06-05 16:42:29 +0800273static struct pxamci_platform_data littleton_mci_platform_data = {
Eric Miaof97cab22010-04-14 07:00:42 +0800274 .detect_delay_ms = 200,
Eric Miao70f6d3e82009-07-13 22:57:56 +0800275 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
276 .gpio_card_detect = GPIO_MMC1_CARD_DETECT,
277 .gpio_card_ro = -1,
278 .gpio_power = -1,
Eric Miao361778d2009-06-05 16:42:29 +0800279};
280
281static void __init littleton_init_mmc(void)
282{
283 pxa_set_mci_info(&littleton_mci_platform_data);
284}
285#else
286static inline void littleton_init_mmc(void) {}
287#endif
288
Eric Miao9c1db1a2008-06-02 15:42:14 +0800289#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
290static struct mtd_partition littleton_nand_partitions[] = {
291 [0] = {
292 .name = "Bootloader",
293 .offset = 0,
294 .size = 0x060000,
295 .mask_flags = MTD_WRITEABLE, /* force read-only */
296 },
297 [1] = {
298 .name = "Kernel",
299 .offset = 0x060000,
300 .size = 0x200000,
301 .mask_flags = MTD_WRITEABLE, /* force read-only */
302 },
303 [2] = {
304 .name = "Filesystem",
305 .offset = 0x0260000,
306 .size = 0x3000000, /* 48M - rootfs */
307 },
308 [3] = {
309 .name = "MassStorage",
310 .offset = 0x3260000,
311 .size = 0x3d40000,
312 },
313 [4] = {
314 .name = "BBT",
315 .offset = 0x6FA0000,
316 .size = 0x80000,
317 .mask_flags = MTD_WRITEABLE, /* force read-only */
318 },
319 /* NOTE: we reserve some blocks at the end of the NAND flash for
320 * bad block management, and the max number of relocation blocks
321 * differs on different platforms. Please take care with it when
322 * defining the partition table.
323 */
324};
325
326static struct pxa3xx_nand_platform_data littleton_nand_info = {
327 .enable_arbiter = 1,
328 .parts = littleton_nand_partitions,
329 .nr_parts = ARRAY_SIZE(littleton_nand_partitions),
330};
331
332static void __init littleton_init_nand(void)
333{
334 pxa3xx_set_nand_info(&littleton_nand_info);
335}
336#else
337static inline void littleton_init_nand(void) {}
338#endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */
339
Eric Miao3b24f302008-12-10 17:04:38 +0800340#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
341static struct led_info littleton_da9034_leds[] = {
342 [0] = {
343 .name = "littleton:keypad1",
344 .flags = DA9034_LED_RAMP,
345 },
346 [1] = {
347 .name = "littleton:keypad2",
348 .flags = DA9034_LED_RAMP,
349 },
350 [2] = {
351 .name = "littleton:vibra",
352 .flags = 0,
353 },
354};
355
Eric Miaofc761322009-04-13 11:06:49 +0800356static struct da9034_touch_pdata littleton_da9034_touch = {
357 .x_inverted = 1,
358 .interval_ms = 20,
359};
360
Eric Miao3b24f302008-12-10 17:04:38 +0800361static struct da903x_subdev_info littleton_da9034_subdevs[] = {
362 {
363 .name = "da903x-led",
364 .id = DA9034_ID_LED_1,
365 .platform_data = &littleton_da9034_leds[0],
366 }, {
367 .name = "da903x-led",
368 .id = DA9034_ID_LED_2,
369 .platform_data = &littleton_da9034_leds[1],
370 }, {
371 .name = "da903x-led",
372 .id = DA9034_ID_VIBRA,
373 .platform_data = &littleton_da9034_leds[2],
374 }, {
375 .name = "da903x-backlight",
376 .id = DA9034_ID_WLED,
Eric Miaofc761322009-04-13 11:06:49 +0800377 }, {
378 .name = "da9034-touch",
379 .id = DA9034_ID_TOUCH,
380 .platform_data = &littleton_da9034_touch,
Eric Miao3b24f302008-12-10 17:04:38 +0800381 },
382};
383
384static struct da903x_platform_data littleton_da9034_info = {
385 .num_subdevs = ARRAY_SIZE(littleton_da9034_subdevs),
386 .subdevs = littleton_da9034_subdevs,
387};
388
389static struct max732x_platform_data littleton_max7320_info = {
390 .gpio_base = EXT0_GPIO_BASE,
391};
392
393static struct i2c_board_info littleton_i2c_info[] = {
394 [0] = {
395 .type = "da9034",
396 .addr = 0x34,
397 .platform_data = &littleton_da9034_info,
398 .irq = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO18)),
399 },
400 [1] = {
401 .type = "max7320",
402 .addr = 0x50,
403 .platform_data = &littleton_max7320_info,
404 },
405};
406
407static void __init littleton_init_i2c(void)
408{
409 pxa_set_i2c_info(NULL);
410 i2c_register_board_info(0, ARRAY_AND_SIZE(littleton_i2c_info));
411}
412#else
413static inline void littleton_init_i2c(void) {}
414#endif /* CONFIG_I2C_PXA || CONFIG_I2C_PXA_MODULE */
415
eric miaoe1d9b952007-12-13 10:41:43 +0800416static void __init littleton_init(void)
417{
418 /* initialize MFP configurations */
419 pxa3xx_mfp_config(ARRAY_AND_SIZE(littleton_mfp_cfg));
420
Russell Kingcc155c62009-11-09 13:34:08 +0800421 pxa_set_ffuart_info(NULL);
422 pxa_set_btuart_info(NULL);
423 pxa_set_stuart_info(NULL);
424
eric miaoe1d9b952007-12-13 10:41:43 +0800425 /*
426 * Note: we depend bootloader set the correct
427 * value to MSC register for SMC91x.
428 */
429 platform_device_register(&smc91x_device);
430
Eric Miao24ff4cd2008-09-01 06:56:07 +0800431 littleton_init_spi();
Eric Miao3b24f302008-12-10 17:04:38 +0800432 littleton_init_i2c();
Eric Miao361778d2009-06-05 16:42:29 +0800433 littleton_init_mmc();
eric miaoe1d9b952007-12-13 10:41:43 +0800434 littleton_init_lcd();
eric miao5fa41512008-01-23 15:07:22 +0800435 littleton_init_keypad();
Eric Miao9c1db1a2008-06-02 15:42:14 +0800436 littleton_init_nand();
eric miaoe1d9b952007-12-13 10:41:43 +0800437}
438
439MACHINE_START(LITTLETON, "Marvell Form Factor Development Platform (aka Littleton)")
eric miaoe1d9b952007-12-13 10:41:43 +0800440 .boot_params = 0xa0000100,
Marek Vasut851982c2010-10-11 02:20:19 +0200441 .map_io = pxa3xx_map_io,
Haojian Zhuang6ac6b812010-08-20 15:23:59 +0800442 .nr_irqs = LITTLETON_NR_IRQS,
eric miaoe1d9b952007-12-13 10:41:43 +0800443 .init_irq = pxa3xx_init_irq,
Eric Miao8a97ae22011-05-18 21:30:04 +0800444 .handle_irq = pxa3xx_handle_irq,
eric miaoe1d9b952007-12-13 10:41:43 +0800445 .timer = &pxa_timer,
446 .init_machine = littleton_init,
447MACHINE_END