1/*
2 * Hardware definitions for Palm LifeDrive
3 *
4 * Author:     Marek Vasut <marek.vasut@gmail.com>
5 *
6 * Based on work of:
7 *		Alex Osborne <ato@meshy.org>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12 *
13 * (find more info at www.hackndev.com)
14 *
15 */
16
17#include <linux/platform_device.h>
18#include <linux/delay.h>
19#include <linux/irq.h>
20#include <linux/gpio_keys.h>
21#include <linux/input.h>
22#include <linux/pda_power.h>
23#include <linux/pwm_backlight.h>
24#include <linux/gpio.h>
25#include <linux/wm97xx.h>
26#include <linux/power_supply.h>
27#include <linux/mtd/mtd.h>
28#include <linux/mtd/partitions.h>
29#include <linux/mtd/physmap.h>
30
31#include <asm/mach-types.h>
32#include <asm/mach/arch.h>
33#include <asm/mach/map.h>
34
35#include <mach/pxa27x.h>
36#include <mach/audio.h>
37#include <mach/palmld.h>
38#include <linux/platform_data/mmc-pxamci.h>
39#include <linux/platform_data/video-pxafb.h>
40#include <linux/platform_data/irda-pxaficp.h>
41#include <linux/platform_data/keypad-pxa27x.h>
42#include <linux/platform_data/asoc-palm27x.h>
43#include <mach/palm27x.h>
44
45#include "generic.h"
46#include "devices.h"
47
48/******************************************************************************
49 * Pin configuration
50 ******************************************************************************/
51static unsigned long palmld_pin_config[] __initdata = {
52	/* MMC */
53	GPIO32_MMC_CLK,
54	GPIO92_MMC_DAT_0,
55	GPIO109_MMC_DAT_1,
56	GPIO110_MMC_DAT_2,
57	GPIO111_MMC_DAT_3,
58	GPIO112_MMC_CMD,
59	GPIO14_GPIO,	/* SD detect */
60	GPIO114_GPIO,	/* SD power */
61	GPIO116_GPIO,	/* SD r/o switch */
62
63	/* AC97 */
64	GPIO28_AC97_BITCLK,
65	GPIO29_AC97_SDATA_IN_0,
66	GPIO30_AC97_SDATA_OUT,
67	GPIO31_AC97_SYNC,
68	GPIO89_AC97_SYSCLK,
69	GPIO95_AC97_nRESET,
70
71	/* IrDA */
72	GPIO108_GPIO,	/* ir disable */
73	GPIO46_FICP_RXD,
74	GPIO47_FICP_TXD,
75
76	/* MATRIX KEYPAD */
77	GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
78	GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
79	GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
80	GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
81	GPIO103_KP_MKOUT_0,
82	GPIO104_KP_MKOUT_1,
83	GPIO105_KP_MKOUT_2,
84
85	/* LCD */
86	GPIOxx_LCD_TFT_16BPP,
87
88	/* PWM */
89	GPIO16_PWM0_OUT,
90
91	/* GPIO KEYS */
92	GPIO10_GPIO,	/* hotsync button */
93	GPIO12_GPIO,	/* power switch */
94	GPIO15_GPIO,	/* lock switch */
95
96	/* LEDs */
97	GPIO52_GPIO,	/* green led */
98	GPIO94_GPIO,	/* orange led */
99
100	/* PCMCIA */
101	GPIO48_nPOE,
102	GPIO49_nPWE,
103	GPIO50_nPIOR,
104	GPIO51_nPIOW,
105	GPIO85_nPCE_1,
106	GPIO54_nPCE_2,
107	GPIO79_PSKTSEL,
108	GPIO55_nPREG,
109	GPIO56_nPWAIT,
110	GPIO57_nIOIS16,
111	GPIO36_GPIO,	/* wifi power */
112	GPIO38_GPIO,	/* wifi ready */
113	GPIO81_GPIO,	/* wifi reset */
114
115	/* FFUART */
116	GPIO34_FFUART_RXD,
117	GPIO39_FFUART_TXD,
118
119	/* HDD */
120	GPIO98_GPIO,	/* HDD reset */
121	GPIO115_GPIO,	/* HDD power */
122
123	/* MISC */
124	GPIO13_GPIO,	/* earphone detect */
125};
126
127/******************************************************************************
128 * NOR Flash
129 ******************************************************************************/
130#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
131static struct mtd_partition palmld_partitions[] = {
132	{
133		.name		= "Flash",
134		.offset		= 0x00000000,
135		.size		= MTDPART_SIZ_FULL,
136		.mask_flags	= 0
137	}
138};
139
140static struct physmap_flash_data palmld_flash_data[] = {
141	{
142		.width		= 2,			/* bankwidth in bytes */
143		.parts		= palmld_partitions,
144		.nr_parts	= ARRAY_SIZE(palmld_partitions)
145	}
146};
147
148static struct resource palmld_flash_resource = {
149	.start	= PXA_CS0_PHYS,
150	.end	= PXA_CS0_PHYS + SZ_4M - 1,
151	.flags	= IORESOURCE_MEM,
152};
153
154static struct platform_device palmld_flash = {
155	.name		= "physmap-flash",
156	.id		= 0,
157	.resource	= &palmld_flash_resource,
158	.num_resources	= 1,
159	.dev 		= {
160		.platform_data = palmld_flash_data,
161	},
162};
163
164static void __init palmld_nor_init(void)
165{
166	platform_device_register(&palmld_flash);
167}
168#else
169static inline void palmld_nor_init(void) {}
170#endif
171
172/******************************************************************************
173 * GPIO keyboard
174 ******************************************************************************/
175#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
176static const unsigned int palmld_matrix_keys[] = {
177	KEY(0, 1, KEY_F2),
178	KEY(0, 2, KEY_UP),
179
180	KEY(1, 0, KEY_F3),
181	KEY(1, 1, KEY_F4),
182	KEY(1, 2, KEY_RIGHT),
183
184	KEY(2, 0, KEY_F1),
185	KEY(2, 1, KEY_F5),
186	KEY(2, 2, KEY_DOWN),
187
188	KEY(3, 0, KEY_F6),
189	KEY(3, 1, KEY_ENTER),
190	KEY(3, 2, KEY_LEFT),
191};
192
193static struct matrix_keymap_data palmld_matrix_keymap_data = {
194	.keymap			= palmld_matrix_keys,
195	.keymap_size		= ARRAY_SIZE(palmld_matrix_keys),
196};
197
198static struct pxa27x_keypad_platform_data palmld_keypad_platform_data = {
199	.matrix_key_rows	= 4,
200	.matrix_key_cols	= 3,
201	.matrix_keymap_data	= &palmld_matrix_keymap_data,
202
203	.debounce_interval	= 30,
204};
205
206static void __init palmld_kpc_init(void)
207{
208	pxa_set_keypad_info(&palmld_keypad_platform_data);
209}
210#else
211static inline void palmld_kpc_init(void) {}
212#endif
213
214/******************************************************************************
215 * GPIO keys
216 ******************************************************************************/
217#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
218static struct gpio_keys_button palmld_pxa_buttons[] = {
219	{KEY_F8, GPIO_NR_PALMLD_HOTSYNC_BUTTON_N, 1, "HotSync Button" },
220	{KEY_F9, GPIO_NR_PALMLD_LOCK_SWITCH, 0, "Lock Switch" },
221	{KEY_POWER, GPIO_NR_PALMLD_POWER_SWITCH, 0, "Power Switch" },
222};
223
224static struct gpio_keys_platform_data palmld_pxa_keys_data = {
225	.buttons	= palmld_pxa_buttons,
226	.nbuttons	= ARRAY_SIZE(palmld_pxa_buttons),
227};
228
229static struct platform_device palmld_pxa_keys = {
230	.name	= "gpio-keys",
231	.id	= -1,
232	.dev	= {
233		.platform_data = &palmld_pxa_keys_data,
234	},
235};
236
237static void __init palmld_keys_init(void)
238{
239	platform_device_register(&palmld_pxa_keys);
240}
241#else
242static inline void palmld_keys_init(void) {}
243#endif
244
245/******************************************************************************
246 * LEDs
247 ******************************************************************************/
248#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
249struct gpio_led gpio_leds[] = {
250{
251	.name			= "palmld:green:led",
252	.default_trigger	= "none",
253	.gpio			= GPIO_NR_PALMLD_LED_GREEN,
254}, {
255	.name			= "palmld:amber:led",
256	.default_trigger	= "none",
257	.gpio			= GPIO_NR_PALMLD_LED_AMBER,
258},
259};
260
261static struct gpio_led_platform_data gpio_led_info = {
262	.leds		= gpio_leds,
263	.num_leds	= ARRAY_SIZE(gpio_leds),
264};
265
266static struct platform_device palmld_leds = {
267	.name	= "leds-gpio",
268	.id	= -1,
269	.dev	= {
270		.platform_data	= &gpio_led_info,
271	}
272};
273
274static void __init palmld_leds_init(void)
275{
276	platform_device_register(&palmld_leds);
277}
278#else
279static inline void palmld_leds_init(void) {}
280#endif
281
282/******************************************************************************
283 * HDD
284 ******************************************************************************/
285#if defined(CONFIG_PATA_PALMLD) || defined(CONFIG_PATA_PALMLD_MODULE)
286static struct platform_device palmld_ide_device = {
287	.name	= "pata_palmld",
288	.id	= -1,
289};
290
291static void __init palmld_ide_init(void)
292{
293	platform_device_register(&palmld_ide_device);
294}
295#else
296static inline void palmld_ide_init(void) {}
297#endif
298
299/******************************************************************************
300 * Machine init
301 ******************************************************************************/
302static struct map_desc palmld_io_desc[] __initdata = {
303{
304	.virtual	= PALMLD_IDE_VIRT,
305	.pfn		= __phys_to_pfn(PALMLD_IDE_PHYS),
306	.length		= PALMLD_IDE_SIZE,
307	.type		= MT_DEVICE
308},
309{
310	.virtual	= PALMLD_USB_VIRT,
311	.pfn		= __phys_to_pfn(PALMLD_USB_PHYS),
312	.length		= PALMLD_USB_SIZE,
313	.type		= MT_DEVICE
314},
315};
316
317static void __init palmld_map_io(void)
318{
319	pxa27x_map_io();
320	iotable_init(palmld_io_desc, ARRAY_SIZE(palmld_io_desc));
321}
322
323static void __init palmld_init(void)
324{
325	pxa2xx_mfp_config(ARRAY_AND_SIZE(palmld_pin_config));
326	pxa_set_ffuart_info(NULL);
327	pxa_set_btuart_info(NULL);
328	pxa_set_stuart_info(NULL);
329
330	palm27x_mmc_init(GPIO_NR_PALMLD_SD_DETECT_N, GPIO_NR_PALMLD_SD_READONLY,
331			GPIO_NR_PALMLD_SD_POWER, 0);
332	palm27x_pm_init(PALMLD_STR_BASE);
333	palm27x_lcd_init(-1, &palm_320x480_lcd_mode);
334	palm27x_irda_init(GPIO_NR_PALMLD_IR_DISABLE);
335	palm27x_ac97_init(PALMLD_BAT_MIN_VOLTAGE, PALMLD_BAT_MAX_VOLTAGE,
336			GPIO_NR_PALMLD_EARPHONE_DETECT, 95);
337	palm27x_pwm_init(GPIO_NR_PALMLD_BL_POWER, GPIO_NR_PALMLD_LCD_POWER);
338	palm27x_power_init(GPIO_NR_PALMLD_POWER_DETECT,
339			GPIO_NR_PALMLD_USB_DETECT_N);
340	palm27x_pmic_init();
341	palmld_kpc_init();
342	palmld_keys_init();
343	palmld_nor_init();
344	palmld_leds_init();
345	palmld_ide_init();
346}
347
348MACHINE_START(PALMLD, "Palm LifeDrive")
349	.atag_offset	= 0x100,
350	.map_io		= palmld_map_io,
351	.nr_irqs	= PXA_NR_IRQS,
352	.init_irq	= pxa27x_init_irq,
353	.handle_irq	= pxa27x_handle_irq,
354	.init_time	= pxa_timer_init,
355	.init_machine	= palmld_init,
356	.restart	= pxa_restart,
357MACHINE_END
358