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54088bf5 MV |
1 | /* |
2 | * Hardware definitions for Palm Tungsten|E2 | |
3 | * | |
4 | * Author: | |
5 | * Carlos Eduardo Medaglia Dyonisio <cadu@nerdfeliz.com> | |
6 | * | |
7 | * Rewrite for mainline: | |
8 | * Marek Vasut <marek.vasut@gmail.com> | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License version 2 as | |
12 | * published by the Free Software Foundation. | |
13 | * | |
14 | * (find more info at www.hackndev.com) | |
15 | * | |
16 | */ | |
17 | ||
18 | #include <linux/platform_device.h> | |
19 | #include <linux/delay.h> | |
20 | #include <linux/irq.h> | |
21 | #include <linux/gpio_keys.h> | |
22 | #include <linux/input.h> | |
8c8aa5fa | 23 | #include <linux/pda_power.h> |
54088bf5 MV |
24 | #include <linux/pwm_backlight.h> |
25 | #include <linux/gpio.h> | |
241cf473 | 26 | #include <linux/wm97xx.h> |
8c8aa5fa | 27 | #include <linux/power_supply.h> |
8768dc9b | 28 | #include <linux/usb/gpio_vbus.h> |
54088bf5 MV |
29 | |
30 | #include <asm/mach-types.h> | |
31 | #include <asm/mach/arch.h> | |
32 | #include <asm/mach/map.h> | |
33 | ||
ca0e687c | 34 | #include <mach/pxa25x.h> |
54088bf5 MV |
35 | #include <mach/audio.h> |
36 | #include <mach/palmte2.h> | |
293b2da1 AB |
37 | #include <linux/platform_data/mmc-pxamci.h> |
38 | #include <linux/platform_data/video-pxafb.h> | |
39 | #include <linux/platform_data/irda-pxaficp.h> | |
8c8aa5fa | 40 | #include <mach/udc.h> |
293b2da1 | 41 | #include <linux/platform_data/asoc-palm27x.h> |
54088bf5 MV |
42 | |
43 | #include "generic.h" | |
44 | #include "devices.h" | |
45 | ||
46 | /****************************************************************************** | |
47 | * Pin configuration | |
48 | ******************************************************************************/ | |
49 | static unsigned long palmte2_pin_config[] __initdata = { | |
50 | /* MMC */ | |
51 | GPIO6_MMC_CLK, | |
52 | GPIO8_MMC_CS0, | |
53 | GPIO10_GPIO, /* SD detect */ | |
54 | GPIO55_GPIO, /* SD power */ | |
55 | GPIO51_GPIO, /* SD r/o switch */ | |
56 | ||
57 | /* AC97 */ | |
58 | GPIO28_AC97_BITCLK, | |
59 | GPIO29_AC97_SDATA_IN_0, | |
60 | GPIO30_AC97_SDATA_OUT, | |
61 | GPIO31_AC97_SYNC, | |
62 | ||
63 | /* PWM */ | |
64 | GPIO16_PWM0_OUT, | |
65 | ||
8c8aa5fa MV |
66 | /* USB */ |
67 | GPIO15_GPIO, /* usb detect */ | |
68 | GPIO53_GPIO, /* usb power */ | |
69 | ||
70 | /* IrDA */ | |
71 | GPIO48_GPIO, /* ir disable */ | |
72 | GPIO46_FICP_RXD, | |
73 | GPIO47_FICP_TXD, | |
74 | ||
54088bf5 | 75 | /* LCD */ |
07bae6c3 | 76 | GPIOxx_LCD_TFT_16BPP, |
54088bf5 MV |
77 | |
78 | /* GPIO KEYS */ | |
79 | GPIO5_GPIO, /* notes */ | |
80 | GPIO7_GPIO, /* tasks */ | |
81 | GPIO11_GPIO, /* calendar */ | |
82 | GPIO13_GPIO, /* contacts */ | |
83 | GPIO14_GPIO, /* center */ | |
84 | GPIO19_GPIO, /* left */ | |
85 | GPIO20_GPIO, /* right */ | |
86 | GPIO21_GPIO, /* down */ | |
87 | GPIO22_GPIO, /* up */ | |
88 | ||
89 | /* MISC */ | |
90 | GPIO1_RST, /* reset */ | |
8c8aa5fa MV |
91 | GPIO4_GPIO, /* Hotsync button */ |
92 | GPIO9_GPIO, /* power detect */ | |
37330efd | 93 | GPIO15_GPIO, /* earphone detect */ |
8c8aa5fa MV |
94 | GPIO37_GPIO, /* LCD power */ |
95 | GPIO56_GPIO, /* Backlight power */ | |
54088bf5 MV |
96 | }; |
97 | ||
98 | /****************************************************************************** | |
99 | * SD/MMC card controller | |
100 | ******************************************************************************/ | |
54088bf5 | 101 | static struct pxamci_platform_data palmte2_mci_platform_data = { |
7a648256 RJ |
102 | .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, |
103 | .gpio_card_detect = GPIO_NR_PALMTE2_SD_DETECT_N, | |
104 | .gpio_card_ro = GPIO_NR_PALMTE2_SD_READONLY, | |
105 | .gpio_power = GPIO_NR_PALMTE2_SD_POWER, | |
54088bf5 MV |
106 | }; |
107 | ||
30bda0eb | 108 | #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) |
54088bf5 MV |
109 | /****************************************************************************** |
110 | * GPIO keys | |
111 | ******************************************************************************/ | |
112 | static struct gpio_keys_button palmte2_pxa_buttons[] = { | |
113 | {KEY_F1, GPIO_NR_PALMTE2_KEY_CONTACTS, 1, "Contacts" }, | |
114 | {KEY_F2, GPIO_NR_PALMTE2_KEY_CALENDAR, 1, "Calendar" }, | |
115 | {KEY_F3, GPIO_NR_PALMTE2_KEY_TASKS, 1, "Tasks" }, | |
116 | {KEY_F4, GPIO_NR_PALMTE2_KEY_NOTES, 1, "Notes" }, | |
117 | {KEY_ENTER, GPIO_NR_PALMTE2_KEY_CENTER, 1, "Center" }, | |
118 | {KEY_LEFT, GPIO_NR_PALMTE2_KEY_LEFT, 1, "Left" }, | |
119 | {KEY_RIGHT, GPIO_NR_PALMTE2_KEY_RIGHT, 1, "Right" }, | |
120 | {KEY_DOWN, GPIO_NR_PALMTE2_KEY_DOWN, 1, "Down" }, | |
121 | {KEY_UP, GPIO_NR_PALMTE2_KEY_UP, 1, "Up" }, | |
122 | }; | |
123 | ||
124 | static struct gpio_keys_platform_data palmte2_pxa_keys_data = { | |
125 | .buttons = palmte2_pxa_buttons, | |
126 | .nbuttons = ARRAY_SIZE(palmte2_pxa_buttons), | |
127 | }; | |
128 | ||
129 | static struct platform_device palmte2_pxa_keys = { | |
130 | .name = "gpio-keys", | |
131 | .id = -1, | |
132 | .dev = { | |
133 | .platform_data = &palmte2_pxa_keys_data, | |
134 | }, | |
135 | }; | |
30bda0eb | 136 | #endif |
54088bf5 MV |
137 | |
138 | /****************************************************************************** | |
139 | * Backlight | |
140 | ******************************************************************************/ | |
7428fff2 MV |
141 | static struct gpio palmte_bl_gpios[] = { |
142 | { GPIO_NR_PALMTE2_BL_POWER, GPIOF_INIT_LOW, "Backlight power" }, | |
143 | { GPIO_NR_PALMTE2_LCD_POWER, GPIOF_INIT_LOW, "LCD power" }, | |
144 | }; | |
145 | ||
8c8aa5fa MV |
146 | static int palmte2_backlight_init(struct device *dev) |
147 | { | |
7428fff2 | 148 | return gpio_request_array(ARRAY_AND_SIZE(palmte_bl_gpios)); |
8c8aa5fa MV |
149 | } |
150 | ||
2d51a521 | 151 | static int palmte2_backlight_notify(struct device *dev, int brightness) |
8c8aa5fa MV |
152 | { |
153 | gpio_set_value(GPIO_NR_PALMTE2_BL_POWER, brightness); | |
154 | gpio_set_value(GPIO_NR_PALMTE2_LCD_POWER, brightness); | |
155 | return brightness; | |
156 | } | |
157 | ||
158 | static void palmte2_backlight_exit(struct device *dev) | |
159 | { | |
7428fff2 | 160 | gpio_free_array(ARRAY_AND_SIZE(palmte_bl_gpios)); |
8c8aa5fa MV |
161 | } |
162 | ||
54088bf5 MV |
163 | static struct platform_pwm_backlight_data palmte2_backlight_data = { |
164 | .pwm_id = 0, | |
165 | .max_brightness = PALMTE2_MAX_INTENSITY, | |
166 | .dft_brightness = PALMTE2_MAX_INTENSITY, | |
167 | .pwm_period_ns = PALMTE2_PERIOD_NS, | |
db01120c | 168 | .enable_gpio = -1, |
8c8aa5fa MV |
169 | .init = palmte2_backlight_init, |
170 | .notify = palmte2_backlight_notify, | |
171 | .exit = palmte2_backlight_exit, | |
54088bf5 MV |
172 | }; |
173 | ||
174 | static struct platform_device palmte2_backlight = { | |
175 | .name = "pwm-backlight", | |
176 | .dev = { | |
177 | .parent = &pxa25x_device_pwm0.dev, | |
178 | .platform_data = &palmte2_backlight_data, | |
179 | }, | |
180 | }; | |
181 | ||
8c8aa5fa MV |
182 | /****************************************************************************** |
183 | * IrDA | |
184 | ******************************************************************************/ | |
8c8aa5fa | 185 | static struct pxaficp_platform_data palmte2_ficp_platform_data = { |
c4bd0172 MV |
186 | .gpio_pwdown = GPIO_NR_PALMTE2_IR_DISABLE, |
187 | .transceiver_cap = IR_SIRMODE | IR_OFF, | |
8c8aa5fa MV |
188 | }; |
189 | ||
190 | /****************************************************************************** | |
191 | * UDC | |
192 | ******************************************************************************/ | |
8768dc9b | 193 | static struct gpio_vbus_mach_info palmte2_udc_info = { |
8c8aa5fa MV |
194 | .gpio_vbus = GPIO_NR_PALMTE2_USB_DETECT_N, |
195 | .gpio_vbus_inverted = 1, | |
196 | .gpio_pullup = GPIO_NR_PALMTE2_USB_PULLUP, | |
8768dc9b MV |
197 | }; |
198 | ||
199 | static struct platform_device palmte2_gpio_vbus = { | |
200 | .name = "gpio-vbus", | |
201 | .id = -1, | |
202 | .dev = { | |
203 | .platform_data = &palmte2_udc_info, | |
204 | }, | |
8c8aa5fa MV |
205 | }; |
206 | ||
207 | /****************************************************************************** | |
208 | * Power supply | |
209 | ******************************************************************************/ | |
210 | static int power_supply_init(struct device *dev) | |
211 | { | |
212 | int ret; | |
213 | ||
214 | ret = gpio_request(GPIO_NR_PALMTE2_POWER_DETECT, "CABLE_STATE_AC"); | |
215 | if (ret) | |
216 | goto err1; | |
217 | ret = gpio_direction_input(GPIO_NR_PALMTE2_POWER_DETECT); | |
218 | if (ret) | |
219 | goto err2; | |
220 | ||
221 | return 0; | |
222 | ||
223 | err2: | |
224 | gpio_free(GPIO_NR_PALMTE2_POWER_DETECT); | |
225 | err1: | |
226 | return ret; | |
227 | } | |
228 | ||
229 | static int palmte2_is_ac_online(void) | |
230 | { | |
231 | return gpio_get_value(GPIO_NR_PALMTE2_POWER_DETECT); | |
232 | } | |
233 | ||
234 | static void power_supply_exit(struct device *dev) | |
235 | { | |
236 | gpio_free(GPIO_NR_PALMTE2_POWER_DETECT); | |
237 | } | |
238 | ||
239 | static char *palmte2_supplicants[] = { | |
240 | "main-battery", | |
241 | }; | |
242 | ||
243 | static struct pda_power_pdata power_supply_info = { | |
244 | .init = power_supply_init, | |
245 | .is_ac_online = palmte2_is_ac_online, | |
246 | .exit = power_supply_exit, | |
247 | .supplied_to = palmte2_supplicants, | |
248 | .num_supplicants = ARRAY_SIZE(palmte2_supplicants), | |
249 | }; | |
250 | ||
251 | static struct platform_device power_supply = { | |
252 | .name = "pda-power", | |
253 | .id = -1, | |
254 | .dev = { | |
255 | .platform_data = &power_supply_info, | |
256 | }, | |
257 | }; | |
258 | ||
259 | /****************************************************************************** | |
241cf473 | 260 | * WM97xx audio, battery |
8c8aa5fa | 261 | ******************************************************************************/ |
241cf473 | 262 | static struct wm97xx_batt_pdata palmte2_batt_pdata = { |
8c8aa5fa MV |
263 | .batt_aux = WM97XX_AUX_ID3, |
264 | .temp_aux = WM97XX_AUX_ID2, | |
265 | .charge_gpio = -1, | |
266 | .max_voltage = PALMTE2_BAT_MAX_VOLTAGE, | |
267 | .min_voltage = PALMTE2_BAT_MIN_VOLTAGE, | |
268 | .batt_mult = 1000, | |
269 | .batt_div = 414, | |
270 | .temp_mult = 1, | |
271 | .temp_div = 1, | |
272 | .batt_tech = POWER_SUPPLY_TECHNOLOGY_LIPO, | |
273 | .batt_name = "main-batt", | |
274 | }; | |
275 | ||
241cf473 MV |
276 | static struct wm97xx_pdata palmte2_wm97xx_pdata = { |
277 | .batt_pdata = &palmte2_batt_pdata, | |
278 | }; | |
279 | ||
280 | static pxa2xx_audio_ops_t palmte2_ac97_pdata = { | |
281 | .codec_pdata = { &palmte2_wm97xx_pdata, }, | |
282 | }; | |
283 | ||
37330efd MV |
284 | static struct palm27x_asoc_info palmte2_asoc_pdata = { |
285 | .jack_gpio = GPIO_NR_PALMTE2_EARPHONE_DETECT, | |
286 | }; | |
287 | ||
288 | static struct platform_device palmte2_asoc = { | |
289 | .name = "palm27x-asoc", | |
290 | .id = -1, | |
291 | .dev = { | |
292 | .platform_data = &palmte2_asoc_pdata, | |
293 | }, | |
294 | }; | |
295 | ||
54088bf5 MV |
296 | /****************************************************************************** |
297 | * Framebuffer | |
298 | ******************************************************************************/ | |
299 | static struct pxafb_mode_info palmte2_lcd_modes[] = { | |
300 | { | |
301 | .pixclock = 77757, | |
302 | .xres = 320, | |
303 | .yres = 320, | |
304 | .bpp = 16, | |
305 | ||
306 | .left_margin = 28, | |
307 | .right_margin = 7, | |
308 | .upper_margin = 7, | |
309 | .lower_margin = 5, | |
310 | ||
311 | .hsync_len = 4, | |
312 | .vsync_len = 1, | |
313 | }, | |
314 | }; | |
315 | ||
316 | static struct pxafb_mach_info palmte2_lcd_screen = { | |
317 | .modes = palmte2_lcd_modes, | |
318 | .num_modes = ARRAY_SIZE(palmte2_lcd_modes), | |
319 | .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL, | |
320 | }; | |
321 | ||
322 | /****************************************************************************** | |
323 | * Machine init | |
324 | ******************************************************************************/ | |
325 | static struct platform_device *devices[] __initdata = { | |
326 | #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) | |
327 | &palmte2_pxa_keys, | |
328 | #endif | |
329 | &palmte2_backlight, | |
8c8aa5fa | 330 | &power_supply, |
37330efd | 331 | &palmte2_asoc, |
8768dc9b | 332 | &palmte2_gpio_vbus, |
54088bf5 MV |
333 | }; |
334 | ||
8c8aa5fa MV |
335 | /* setup udc GPIOs initial state */ |
336 | static void __init palmte2_udc_init(void) | |
337 | { | |
338 | if (!gpio_request(GPIO_NR_PALMTE2_USB_PULLUP, "UDC Vbus")) { | |
339 | gpio_direction_output(GPIO_NR_PALMTE2_USB_PULLUP, 1); | |
340 | gpio_free(GPIO_NR_PALMTE2_USB_PULLUP); | |
341 | } | |
342 | } | |
343 | ||
54088bf5 MV |
344 | static void __init palmte2_init(void) |
345 | { | |
346 | pxa2xx_mfp_config(ARRAY_AND_SIZE(palmte2_pin_config)); | |
347 | ||
cc155c6f RK |
348 | pxa_set_ffuart_info(NULL); |
349 | pxa_set_btuart_info(NULL); | |
350 | pxa_set_stuart_info(NULL); | |
351 | ||
4321e1a1 | 352 | pxa_set_fb_info(NULL, &palmte2_lcd_screen); |
54088bf5 | 353 | pxa_set_mci_info(&palmte2_mci_platform_data); |
8c8aa5fa | 354 | palmte2_udc_init(); |
241cf473 | 355 | pxa_set_ac97_info(&palmte2_ac97_pdata); |
8c8aa5fa | 356 | pxa_set_ficp_info(&palmte2_ficp_platform_data); |
54088bf5 MV |
357 | |
358 | platform_add_devices(devices, ARRAY_SIZE(devices)); | |
359 | } | |
360 | ||
361 | MACHINE_START(PALMTE2, "Palm Tungsten|E2") | |
7375aba6 | 362 | .atag_offset = 0x100, |
851982c1 | 363 | .map_io = pxa25x_map_io, |
4e611091 | 364 | .nr_irqs = PXA_NR_IRQS, |
54088bf5 | 365 | .init_irq = pxa25x_init_irq, |
8a97ae2f | 366 | .handle_irq = pxa25x_handle_irq, |
6bb27d73 | 367 | .init_time = pxa_timer_init, |
271a74fc RK |
368 | .init_machine = palmte2_init, |
369 | .restart = pxa_restart, | |
54088bf5 | 370 | MACHINE_END |