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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>
Arnd Bergmann293b2da2012-08-24 15:16:48 +020045#include <linux/platform_data/video-pxafb.h>
46#include <linux/platform_data/mmc-pxamci.h>
47#include <linux/platform_data/keypad-pxa27x.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010048#include <mach/littleton.h>
Arnd Bergmann293b2da2012-08-24 15:16:48 +020049#include <linux/platform_data/mtd-nand-pxa3xx.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] = {
Haojian Zhuang6384fda2011-10-10 14:21:08 +0800127 .start = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO90)),
128 .end = PXA_GPIO_TO_IRQ(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)
Chao Xie0a085a92013-05-05 20:24:58 -0700225static const unsigned int littleton_matrix_key_map[] = {
eric miao5fa41512008-01-23 15:07:22 +0800226 /* 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
Chao Xie0a085a92013-05-05 20:24:58 -0700252static struct matrix_keymap_data littleton_matrix_keymap_data = {
253 .keymap = littleton_matrix_key_map,
254 .keymap_size = ARRAY_SIZE(littleton_matrix_key_map),
255};
256
eric miao5fa41512008-01-23 15:07:22 +0800257static struct pxa27x_keypad_platform_data littleton_keypad_info = {
258 .matrix_key_rows = 6,
259 .matrix_key_cols = 5,
Chao Xie0a085a92013-05-05 20:24:58 -0700260 .matrix_keymap_data = &littleton_matrix_keymap_data,
eric miao5fa41512008-01-23 15:07:22 +0800261
262 .enable_rotary0 = 1,
263 .rotary0_up_key = KEY_UP,
264 .rotary0_down_key = KEY_DOWN,
265
266 .debounce_interval = 30,
267};
268static void __init littleton_init_keypad(void)
269{
270 pxa_set_keypad_info(&littleton_keypad_info);
271}
272#else
273static inline void littleton_init_keypad(void) {}
274#endif
275
Eric Miao361778d2009-06-05 16:42:29 +0800276#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
Eric Miao361778d2009-06-05 16:42:29 +0800277static struct pxamci_platform_data littleton_mci_platform_data = {
Eric Miaof97cab22010-04-14 07:00:42 +0800278 .detect_delay_ms = 200,
Eric Miao70f6d3e82009-07-13 22:57:56 +0800279 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
280 .gpio_card_detect = GPIO_MMC1_CARD_DETECT,
281 .gpio_card_ro = -1,
282 .gpio_power = -1,
Eric Miao361778d2009-06-05 16:42:29 +0800283};
284
285static void __init littleton_init_mmc(void)
286{
287 pxa_set_mci_info(&littleton_mci_platform_data);
288}
289#else
290static inline void littleton_init_mmc(void) {}
291#endif
292
Eric Miao9c1db1a2008-06-02 15:42:14 +0800293#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
294static struct mtd_partition littleton_nand_partitions[] = {
295 [0] = {
296 .name = "Bootloader",
297 .offset = 0,
298 .size = 0x060000,
299 .mask_flags = MTD_WRITEABLE, /* force read-only */
300 },
301 [1] = {
302 .name = "Kernel",
303 .offset = 0x060000,
304 .size = 0x200000,
305 .mask_flags = MTD_WRITEABLE, /* force read-only */
306 },
307 [2] = {
308 .name = "Filesystem",
309 .offset = 0x0260000,
310 .size = 0x3000000, /* 48M - rootfs */
311 },
312 [3] = {
313 .name = "MassStorage",
314 .offset = 0x3260000,
315 .size = 0x3d40000,
316 },
317 [4] = {
318 .name = "BBT",
319 .offset = 0x6FA0000,
320 .size = 0x80000,
321 .mask_flags = MTD_WRITEABLE, /* force read-only */
322 },
323 /* NOTE: we reserve some blocks at the end of the NAND flash for
324 * bad block management, and the max number of relocation blocks
325 * differs on different platforms. Please take care with it when
326 * defining the partition table.
327 */
328};
329
330static struct pxa3xx_nand_platform_data littleton_nand_info = {
331 .enable_arbiter = 1,
Lei Wenf3c8cfc2011-07-14 20:44:33 -0700332 .num_cs = 1,
333 .parts[0] = littleton_nand_partitions,
334 .nr_parts[0] = ARRAY_SIZE(littleton_nand_partitions),
Eric Miao9c1db1a2008-06-02 15:42:14 +0800335};
336
337static void __init littleton_init_nand(void)
338{
339 pxa3xx_set_nand_info(&littleton_nand_info);
340}
341#else
342static inline void littleton_init_nand(void) {}
343#endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */
344
Eric Miao3b24f302008-12-10 17:04:38 +0800345#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
346static struct led_info littleton_da9034_leds[] = {
347 [0] = {
348 .name = "littleton:keypad1",
349 .flags = DA9034_LED_RAMP,
350 },
351 [1] = {
352 .name = "littleton:keypad2",
353 .flags = DA9034_LED_RAMP,
354 },
355 [2] = {
356 .name = "littleton:vibra",
357 .flags = 0,
358 },
359};
360
Eric Miaofc761322009-04-13 11:06:49 +0800361static struct da9034_touch_pdata littleton_da9034_touch = {
362 .x_inverted = 1,
363 .interval_ms = 20,
364};
365
Eric Miao3b24f302008-12-10 17:04:38 +0800366static struct da903x_subdev_info littleton_da9034_subdevs[] = {
367 {
368 .name = "da903x-led",
369 .id = DA9034_ID_LED_1,
370 .platform_data = &littleton_da9034_leds[0],
371 }, {
372 .name = "da903x-led",
373 .id = DA9034_ID_LED_2,
374 .platform_data = &littleton_da9034_leds[1],
375 }, {
376 .name = "da903x-led",
377 .id = DA9034_ID_VIBRA,
378 .platform_data = &littleton_da9034_leds[2],
379 }, {
380 .name = "da903x-backlight",
381 .id = DA9034_ID_WLED,
Eric Miaofc761322009-04-13 11:06:49 +0800382 }, {
383 .name = "da9034-touch",
384 .id = DA9034_ID_TOUCH,
385 .platform_data = &littleton_da9034_touch,
Eric Miao3b24f302008-12-10 17:04:38 +0800386 },
387};
388
389static struct da903x_platform_data littleton_da9034_info = {
390 .num_subdevs = ARRAY_SIZE(littleton_da9034_subdevs),
391 .subdevs = littleton_da9034_subdevs,
392};
393
394static struct max732x_platform_data littleton_max7320_info = {
395 .gpio_base = EXT0_GPIO_BASE,
396};
397
398static struct i2c_board_info littleton_i2c_info[] = {
399 [0] = {
400 .type = "da9034",
401 .addr = 0x34,
402 .platform_data = &littleton_da9034_info,
Haojian Zhuang4929f5a2011-10-10 16:03:51 +0800403 .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO18)),
Eric Miao3b24f302008-12-10 17:04:38 +0800404 },
405 [1] = {
406 .type = "max7320",
407 .addr = 0x50,
408 .platform_data = &littleton_max7320_info,
409 },
410};
411
412static void __init littleton_init_i2c(void)
413{
414 pxa_set_i2c_info(NULL);
415 i2c_register_board_info(0, ARRAY_AND_SIZE(littleton_i2c_info));
416}
417#else
418static inline void littleton_init_i2c(void) {}
419#endif /* CONFIG_I2C_PXA || CONFIG_I2C_PXA_MODULE */
420
eric miaoe1d9b952007-12-13 10:41:43 +0800421static void __init littleton_init(void)
422{
423 /* initialize MFP configurations */
424 pxa3xx_mfp_config(ARRAY_AND_SIZE(littleton_mfp_cfg));
425
Russell Kingcc155c62009-11-09 13:34:08 +0800426 pxa_set_ffuart_info(NULL);
427 pxa_set_btuart_info(NULL);
428 pxa_set_stuart_info(NULL);
429
eric miaoe1d9b952007-12-13 10:41:43 +0800430 /*
431 * Note: we depend bootloader set the correct
432 * value to MSC register for SMC91x.
433 */
434 platform_device_register(&smc91x_device);
435
Eric Miao24ff4cd2008-09-01 06:56:07 +0800436 littleton_init_spi();
Eric Miao3b24f302008-12-10 17:04:38 +0800437 littleton_init_i2c();
Eric Miao361778d2009-06-05 16:42:29 +0800438 littleton_init_mmc();
eric miaoe1d9b952007-12-13 10:41:43 +0800439 littleton_init_lcd();
eric miao5fa41512008-01-23 15:07:22 +0800440 littleton_init_keypad();
Eric Miao9c1db1a2008-06-02 15:42:14 +0800441 littleton_init_nand();
eric miaoe1d9b952007-12-13 10:41:43 +0800442}
443
444MACHINE_START(LITTLETON, "Marvell Form Factor Development Platform (aka Littleton)")
Nicolas Pitre7375aba2011-07-05 22:38:15 -0400445 .atag_offset = 0x100,
Marek Vasut851982c2010-10-11 02:20:19 +0200446 .map_io = pxa3xx_map_io,
Haojian Zhuang6ac6b812010-08-20 15:23:59 +0800447 .nr_irqs = LITTLETON_NR_IRQS,
eric miaoe1d9b952007-12-13 10:41:43 +0800448 .init_irq = pxa3xx_init_irq,
Eric Miao8a97ae22011-05-18 21:30:04 +0800449 .handle_irq = pxa3xx_handle_irq,
Stephen Warren6bb27d72012-11-08 12:40:59 -0700450 .init_time = pxa_timer_init,
eric miaoe1d9b952007-12-13 10:41:43 +0800451 .init_machine = littleton_init,
Russell King271a74f2011-11-04 14:15:53 +0000452 .restart = pxa_restart,
eric miaoe1d9b952007-12-13 10:41:43 +0800453MACHINE_END