1/*
2 * Hardware definitions for Palm Tungsten|T5
3 *
4 * Author:	Marek Vasut <marek.vasut@gmail.com>
5 *
6 * Based on work of:
7 *		Ales Snuparek <snuparek@atlas.cz>
8 *		Justin Kendrick <twilightsentry@gmail.com>
9 *		RichardT5 <richard_t5@users.sourceforge.net>
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 * (find more info at www.hackndev.com)
16 *
17 */
18
19#include <linux/platform_device.h>
20#include <linux/delay.h>
21#include <linux/irq.h>
22#include <linux/gpio_keys.h>
23#include <linux/input.h>
24#include <linux/memblock.h>
25#include <linux/pda_power.h>
26#include <linux/pwm_backlight.h>
27#include <linux/gpio.h>
28#include <linux/wm97xx.h>
29#include <linux/power_supply.h>
30#include <linux/usb/gpio_vbus.h>
31
32#include <asm/mach-types.h>
33#include <asm/mach/arch.h>
34#include <asm/mach/map.h>
35
36#include <mach/pxa27x.h>
37#include <mach/audio.h>
38#include <mach/palmt5.h>
39#include <linux/platform_data/mmc-pxamci.h>
40#include <linux/platform_data/video-pxafb.h>
41#include <linux/platform_data/irda-pxaficp.h>
42#include <linux/platform_data/keypad-pxa27x.h>
43#include <mach/udc.h>
44#include <linux/platform_data/asoc-palm27x.h>
45#include <mach/palm27x.h>
46
47#include "generic.h"
48#include "devices.h"
49
50/******************************************************************************
51 * Pin configuration
52 ******************************************************************************/
53static unsigned long palmt5_pin_config[] __initdata = {
54	/* MMC */
55	GPIO32_MMC_CLK,
56	GPIO92_MMC_DAT_0,
57	GPIO109_MMC_DAT_1,
58	GPIO110_MMC_DAT_2,
59	GPIO111_MMC_DAT_3,
60	GPIO112_MMC_CMD,
61	GPIO14_GPIO,	/* SD detect */
62	GPIO114_GPIO,	/* SD power */
63	GPIO115_GPIO,	/* SD r/o switch */
64
65	/* AC97 */
66	GPIO28_AC97_BITCLK,
67	GPIO29_AC97_SDATA_IN_0,
68	GPIO30_AC97_SDATA_OUT,
69	GPIO31_AC97_SYNC,
70	GPIO89_AC97_SYSCLK,
71	GPIO95_AC97_nRESET,
72
73	/* IrDA */
74	GPIO40_GPIO,	/* ir disable */
75	GPIO46_FICP_RXD,
76	GPIO47_FICP_TXD,
77
78	/* USB */
79	GPIO15_GPIO,	/* usb detect */
80	GPIO93_GPIO,	/* usb power */
81
82	/* MATRIX KEYPAD */
83	GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
84	GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
85	GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
86	GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
87	GPIO103_KP_MKOUT_0,
88	GPIO104_KP_MKOUT_1,
89	GPIO105_KP_MKOUT_2,
90
91	/* LCD */
92	GPIOxx_LCD_TFT_16BPP,
93
94	/* PWM */
95	GPIO16_PWM0_OUT,
96
97	/* FFUART */
98	GPIO34_FFUART_RXD,
99	GPIO39_FFUART_TXD,
100
101	/* MISC */
102	GPIO10_GPIO,	/* hotsync button */
103	GPIO90_GPIO,	/* power detect */
104	GPIO107_GPIO,	/* earphone detect */
105};
106
107/******************************************************************************
108 * GPIO keyboard
109 ******************************************************************************/
110#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
111static const unsigned int palmt5_matrix_keys[] = {
112	KEY(0, 0, KEY_POWER),
113	KEY(0, 1, KEY_F1),
114	KEY(0, 2, KEY_ENTER),
115
116	KEY(1, 0, KEY_F2),
117	KEY(1, 1, KEY_F3),
118	KEY(1, 2, KEY_F4),
119
120	KEY(2, 0, KEY_UP),
121	KEY(2, 2, KEY_DOWN),
122
123	KEY(3, 0, KEY_RIGHT),
124	KEY(3, 2, KEY_LEFT),
125};
126
127static struct matrix_keymap_data palmt5_matrix_keymap_data = {
128	.keymap			= palmt5_matrix_keys,
129	.keymap_size		= ARRAY_SIZE(palmt5_matrix_keys),
130};
131
132static struct pxa27x_keypad_platform_data palmt5_keypad_platform_data = {
133	.matrix_key_rows	= 4,
134	.matrix_key_cols	= 3,
135	.matrix_keymap_data	= &palmt5_matrix_keymap_data,
136
137	.debounce_interval	= 30,
138};
139
140static void __init palmt5_kpc_init(void)
141{
142	pxa_set_keypad_info(&palmt5_keypad_platform_data);
143}
144#else
145static inline void palmt5_kpc_init(void) {}
146#endif
147
148/******************************************************************************
149 * GPIO keys
150 ******************************************************************************/
151#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
152static struct gpio_keys_button palmt5_pxa_buttons[] = {
153	{KEY_F8, GPIO_NR_PALMT5_HOTSYNC_BUTTON_N, 1, "HotSync Button" },
154};
155
156static struct gpio_keys_platform_data palmt5_pxa_keys_data = {
157	.buttons	= palmt5_pxa_buttons,
158	.nbuttons	= ARRAY_SIZE(palmt5_pxa_buttons),
159};
160
161static struct platform_device palmt5_pxa_keys = {
162	.name	= "gpio-keys",
163	.id	= -1,
164	.dev	= {
165		.platform_data = &palmt5_pxa_keys_data,
166	},
167};
168
169static void __init palmt5_keys_init(void)
170{
171	platform_device_register(&palmt5_pxa_keys);
172}
173#else
174static inline void palmt5_keys_init(void) {}
175#endif
176
177/******************************************************************************
178 * Machine init
179 ******************************************************************************/
180static void __init palmt5_reserve(void)
181{
182	memblock_reserve(0xa0200000, 0x1000);
183}
184
185static void __init palmt5_init(void)
186{
187	pxa2xx_mfp_config(ARRAY_AND_SIZE(palmt5_pin_config));
188	pxa_set_ffuart_info(NULL);
189	pxa_set_btuart_info(NULL);
190	pxa_set_stuart_info(NULL);
191
192	palm27x_mmc_init(GPIO_NR_PALMT5_SD_DETECT_N, GPIO_NR_PALMT5_SD_READONLY,
193			GPIO_NR_PALMT5_SD_POWER, 0);
194	palm27x_pm_init(PALMT5_STR_BASE);
195	palm27x_lcd_init(-1, &palm_320x480_lcd_mode);
196	palm27x_udc_init(GPIO_NR_PALMT5_USB_DETECT_N,
197			GPIO_NR_PALMT5_USB_PULLUP, 1);
198	palm27x_irda_init(GPIO_NR_PALMT5_IR_DISABLE);
199	palm27x_ac97_init(PALMT5_BAT_MIN_VOLTAGE, PALMT5_BAT_MAX_VOLTAGE,
200			GPIO_NR_PALMT5_EARPHONE_DETECT, 95);
201	palm27x_pwm_init(GPIO_NR_PALMT5_BL_POWER, GPIO_NR_PALMT5_LCD_POWER);
202	palm27x_power_init(GPIO_NR_PALMT5_POWER_DETECT, -1);
203	palm27x_pmic_init();
204	palmt5_kpc_init();
205	palmt5_keys_init();
206}
207
208MACHINE_START(PALMT5, "Palm Tungsten|T5")
209	.atag_offset	= 0x100,
210	.map_io		= pxa27x_map_io,
211	.reserve	= palmt5_reserve,
212	.nr_irqs	= PXA_NR_IRQS,
213	.init_irq	= pxa27x_init_irq,
214	.handle_irq	= pxa27x_handle_irq,
215	.init_time	= pxa_timer_init,
216	.init_machine	= palmt5_init,
217	.restart	= pxa_restart,
218MACHINE_END
219