Loading...
1/*
2 * Hardware definitions for Palm Zire72
3 *
4 * Authors:
5 * Vladimir "Farcaller" Pouzanov <farcaller@gmail.com>
6 * Sergey Lapin <slapin@ossfans.org>
7 * Alex Osborne <bobofdoom@gmail.com>
8 * Jan Herman <2hp@seznam.cz>
9 *
10 * Rewrite for mainline:
11 * Marek Vasut <marek.vasut@gmail.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 * published by the Free Software Foundation.
16 *
17 * (find more info at www.hackndev.com)
18 *
19 */
20
21#include <linux/platform_device.h>
22#include <linux/syscore_ops.h>
23#include <linux/delay.h>
24#include <linux/irq.h>
25#include <linux/gpio_keys.h>
26#include <linux/input.h>
27#include <linux/pda_power.h>
28#include <linux/pwm_backlight.h>
29#include <linux/gpio.h>
30#include <linux/wm97xx.h>
31#include <linux/power_supply.h>
32#include <linux/usb/gpio_vbus.h>
33#include <linux/i2c-gpio.h>
34
35#include <asm/mach-types.h>
36#include <asm/suspend.h>
37#include <asm/mach/arch.h>
38#include <asm/mach/map.h>
39
40#include <mach/pxa27x.h>
41#include <mach/audio.h>
42#include <mach/palmz72.h>
43#include <linux/platform_data/mmc-pxamci.h>
44#include <linux/platform_data/video-pxafb.h>
45#include <linux/platform_data/irda-pxaficp.h>
46#include <linux/platform_data/keypad-pxa27x.h>
47#include <mach/udc.h>
48#include <linux/platform_data/asoc-palm27x.h>
49#include <mach/palm27x.h>
50
51#include <mach/pm.h>
52#include <linux/platform_data/camera-pxa.h>
53
54#include <media/soc_camera.h>
55
56#include "generic.h"
57#include "devices.h"
58
59/******************************************************************************
60 * Pin configuration
61 ******************************************************************************/
62static unsigned long palmz72_pin_config[] __initdata = {
63 /* MMC */
64 GPIO32_MMC_CLK,
65 GPIO92_MMC_DAT_0,
66 GPIO109_MMC_DAT_1,
67 GPIO110_MMC_DAT_2,
68 GPIO111_MMC_DAT_3,
69 GPIO112_MMC_CMD,
70 GPIO14_GPIO, /* SD detect */
71 GPIO115_GPIO, /* SD RO */
72 GPIO98_GPIO, /* SD power */
73
74 /* AC97 */
75 GPIO28_AC97_BITCLK,
76 GPIO29_AC97_SDATA_IN_0,
77 GPIO30_AC97_SDATA_OUT,
78 GPIO31_AC97_SYNC,
79 GPIO89_AC97_SYSCLK,
80 GPIO113_AC97_nRESET,
81
82 /* IrDA */
83 GPIO49_GPIO, /* ir disable */
84 GPIO46_FICP_RXD,
85 GPIO47_FICP_TXD,
86
87 /* PWM */
88 GPIO16_PWM0_OUT,
89
90 /* USB */
91 GPIO15_GPIO, /* usb detect */
92 GPIO95_GPIO, /* usb pullup */
93
94 /* Matrix keypad */
95 GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
96 GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
97 GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
98 GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
99 GPIO103_KP_MKOUT_0,
100 GPIO104_KP_MKOUT_1,
101 GPIO105_KP_MKOUT_2,
102
103 /* LCD */
104 GPIOxx_LCD_TFT_16BPP,
105
106 GPIO20_GPIO, /* bl power */
107 GPIO21_GPIO, /* LCD border switch */
108 GPIO22_GPIO, /* LCD border color */
109 GPIO96_GPIO, /* lcd power */
110
111 /* PXA Camera */
112 GPIO81_CIF_DD_0,
113 GPIO48_CIF_DD_5,
114 GPIO50_CIF_DD_3,
115 GPIO51_CIF_DD_2,
116 GPIO52_CIF_DD_4,
117 GPIO53_CIF_MCLK,
118 GPIO54_CIF_PCLK,
119 GPIO55_CIF_DD_1,
120 GPIO84_CIF_FV,
121 GPIO85_CIF_LV,
122 GPIO93_CIF_DD_6,
123 GPIO108_CIF_DD_7,
124
125 GPIO56_GPIO, /* OV9640 Powerdown */
126 GPIO57_GPIO, /* OV9640 Reset */
127 GPIO91_GPIO, /* OV9640 Power */
128
129 /* I2C */
130 GPIO117_GPIO, /* I2C_SCL */
131 GPIO118_GPIO, /* I2C_SDA */
132
133 /* Misc. */
134 GPIO0_GPIO | WAKEUP_ON_LEVEL_HIGH, /* power detect */
135 GPIO88_GPIO, /* green led */
136 GPIO27_GPIO, /* WM9712 IRQ */
137};
138
139/******************************************************************************
140 * GPIO keyboard
141 ******************************************************************************/
142#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
143static const unsigned int palmz72_matrix_keys[] = {
144 KEY(0, 0, KEY_POWER),
145 KEY(0, 1, KEY_F1),
146 KEY(0, 2, KEY_ENTER),
147
148 KEY(1, 0, KEY_F2),
149 KEY(1, 1, KEY_F3),
150 KEY(1, 2, KEY_F4),
151
152 KEY(2, 0, KEY_UP),
153 KEY(2, 2, KEY_DOWN),
154
155 KEY(3, 0, KEY_RIGHT),
156 KEY(3, 2, KEY_LEFT),
157};
158
159static struct matrix_keymap_data almz72_matrix_keymap_data = {
160 .keymap = palmz72_matrix_keys,
161 .keymap_size = ARRAY_SIZE(palmz72_matrix_keys),
162};
163
164static struct pxa27x_keypad_platform_data palmz72_keypad_platform_data = {
165 .matrix_key_rows = 4,
166 .matrix_key_cols = 3,
167 .matrix_keymap_data = &almz72_matrix_keymap_data,
168
169 .debounce_interval = 30,
170};
171
172static void __init palmz72_kpc_init(void)
173{
174 pxa_set_keypad_info(&palmz72_keypad_platform_data);
175}
176#else
177static inline void palmz72_kpc_init(void) {}
178#endif
179
180/******************************************************************************
181 * LEDs
182 ******************************************************************************/
183#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
184static struct gpio_led gpio_leds[] = {
185 {
186 .name = "palmz72:green:led",
187 .default_trigger = "none",
188 .gpio = GPIO_NR_PALMZ72_LED_GREEN,
189 },
190};
191
192static struct gpio_led_platform_data gpio_led_info = {
193 .leds = gpio_leds,
194 .num_leds = ARRAY_SIZE(gpio_leds),
195};
196
197static struct platform_device palmz72_leds = {
198 .name = "leds-gpio",
199 .id = -1,
200 .dev = {
201 .platform_data = &gpio_led_info,
202 }
203};
204
205static void __init palmz72_leds_init(void)
206{
207 platform_device_register(&palmz72_leds);
208}
209#else
210static inline void palmz72_leds_init(void) {}
211#endif
212
213#ifdef CONFIG_PM
214
215/* We have some black magic here
216 * PalmOS ROM on recover expects special struct physical address
217 * to be transferred via PSPR. Using this struct PalmOS restores
218 * its state after sleep. As for Linux, we need to setup it the
219 * same way. More than that, PalmOS ROM changes some values in memory.
220 * For now only one location is found, which needs special treatment.
221 * Thanks to Alex Osborne, Andrzej Zaborowski, and lots of other people
222 * for reading backtraces for me :)
223 */
224
225#define PALMZ72_SAVE_DWORD ((unsigned long *)0xc0000050)
226
227static struct palmz72_resume_info palmz72_resume_info = {
228 .magic0 = 0xb4e6,
229 .magic1 = 1,
230
231 /* reset state, MMU off etc */
232 .arm_control = 0,
233 .aux_control = 0,
234 .ttb = 0,
235 .domain_access = 0,
236 .process_id = 0,
237};
238
239static unsigned long store_ptr;
240
241/* syscore_ops for Palm Zire 72 PM */
242
243static int palmz72_pm_suspend(void)
244{
245 /* setup the resume_info struct for the original bootloader */
246 palmz72_resume_info.resume_addr = (u32) cpu_resume;
247
248 /* Storing memory touched by ROM */
249 store_ptr = *PALMZ72_SAVE_DWORD;
250
251 /* Setting PSPR to a proper value */
252 PSPR = virt_to_phys(&palmz72_resume_info);
253
254 return 0;
255}
256
257static void palmz72_pm_resume(void)
258{
259 *PALMZ72_SAVE_DWORD = store_ptr;
260}
261
262static struct syscore_ops palmz72_pm_syscore_ops = {
263 .suspend = palmz72_pm_suspend,
264 .resume = palmz72_pm_resume,
265};
266
267static int __init palmz72_pm_init(void)
268{
269 if (machine_is_palmz72()) {
270 register_syscore_ops(&palmz72_pm_syscore_ops);
271 return 0;
272 }
273 return -ENODEV;
274}
275
276device_initcall(palmz72_pm_init);
277#endif
278
279/******************************************************************************
280 * SoC Camera
281 ******************************************************************************/
282#if defined(CONFIG_SOC_CAMERA_OV9640) || \
283 defined(CONFIG_SOC_CAMERA_OV9640_MODULE)
284static struct pxacamera_platform_data palmz72_pxacamera_platform_data = {
285 .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
286 PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
287 .mclk_10khz = 2600,
288};
289
290/* Board I2C devices. */
291static struct i2c_board_info palmz72_i2c_device[] = {
292 {
293 I2C_BOARD_INFO("ov9640", 0x30),
294 }
295};
296
297static int palmz72_camera_power(struct device *dev, int power)
298{
299 gpio_set_value(GPIO_NR_PALMZ72_CAM_PWDN, !power);
300 mdelay(50);
301 return 0;
302}
303
304static int palmz72_camera_reset(struct device *dev)
305{
306 gpio_set_value(GPIO_NR_PALMZ72_CAM_RESET, 1);
307 mdelay(50);
308 gpio_set_value(GPIO_NR_PALMZ72_CAM_RESET, 0);
309 mdelay(50);
310 return 0;
311}
312
313static struct soc_camera_link palmz72_iclink = {
314 .bus_id = 0, /* Match id in pxa27x_device_camera in device.c */
315 .board_info = &palmz72_i2c_device[0],
316 .i2c_adapter_id = 0,
317 .module_name = "ov96xx",
318 .power = &palmz72_camera_power,
319 .reset = &palmz72_camera_reset,
320 .flags = SOCAM_DATAWIDTH_8,
321};
322
323static struct i2c_gpio_platform_data palmz72_i2c_bus_data = {
324 .sda_pin = 118,
325 .scl_pin = 117,
326 .udelay = 10,
327 .timeout = 100,
328};
329
330static struct platform_device palmz72_i2c_bus_device = {
331 .name = "i2c-gpio",
332 .id = 0, /* we use this as a replacement for i2c-pxa */
333 .dev = {
334 .platform_data = &palmz72_i2c_bus_data,
335 }
336};
337
338static struct platform_device palmz72_camera = {
339 .name = "soc-camera-pdrv",
340 .id = -1,
341 .dev = {
342 .platform_data = &palmz72_iclink,
343 },
344};
345
346/* Here we request the camera GPIOs and configure them. We power up the camera
347 * module, deassert the reset pin, but put it into powerdown (low to no power
348 * consumption) mode. This allows us to later bring the module up fast. */
349static struct gpio palmz72_camera_gpios[] = {
350 { GPIO_NR_PALMZ72_CAM_POWER, GPIOF_INIT_HIGH,"Camera DVDD" },
351 { GPIO_NR_PALMZ72_CAM_RESET, GPIOF_INIT_LOW, "Camera RESET" },
352 { GPIO_NR_PALMZ72_CAM_PWDN, GPIOF_INIT_LOW, "Camera PWDN" },
353};
354
355static inline void __init palmz72_cam_gpio_init(void)
356{
357 int ret;
358
359 ret = gpio_request_array(ARRAY_AND_SIZE(palmz72_camera_gpios));
360 if (!ret)
361 gpio_free_array(ARRAY_AND_SIZE(palmz72_camera_gpios));
362 else
363 printk(KERN_ERR "Camera GPIO init failed!\n");
364
365 return;
366}
367
368static void __init palmz72_camera_init(void)
369{
370 palmz72_cam_gpio_init();
371 pxa_set_camera_info(&palmz72_pxacamera_platform_data);
372 platform_device_register(&palmz72_i2c_bus_device);
373 platform_device_register(&palmz72_camera);
374}
375#else
376static inline void palmz72_camera_init(void) {}
377#endif
378
379/******************************************************************************
380 * Machine init
381 ******************************************************************************/
382static void __init palmz72_init(void)
383{
384 pxa2xx_mfp_config(ARRAY_AND_SIZE(palmz72_pin_config));
385 pxa_set_ffuart_info(NULL);
386 pxa_set_btuart_info(NULL);
387 pxa_set_stuart_info(NULL);
388
389 palm27x_mmc_init(GPIO_NR_PALMZ72_SD_DETECT_N, GPIO_NR_PALMZ72_SD_RO,
390 GPIO_NR_PALMZ72_SD_POWER_N, 1);
391 palm27x_lcd_init(-1, &palm_320x320_lcd_mode);
392 palm27x_udc_init(GPIO_NR_PALMZ72_USB_DETECT_N,
393 GPIO_NR_PALMZ72_USB_PULLUP, 0);
394 palm27x_irda_init(GPIO_NR_PALMZ72_IR_DISABLE);
395 palm27x_ac97_init(PALMZ72_BAT_MIN_VOLTAGE, PALMZ72_BAT_MAX_VOLTAGE,
396 -1, 113);
397 palm27x_pwm_init(-1, -1);
398 palm27x_power_init(-1, -1);
399 palm27x_pmic_init();
400 palmz72_kpc_init();
401 palmz72_leds_init();
402 palmz72_camera_init();
403}
404
405MACHINE_START(PALMZ72, "Palm Zire72")
406 .atag_offset = 0x100,
407 .map_io = pxa27x_map_io,
408 .nr_irqs = PXA_NR_IRQS,
409 .init_irq = pxa27x_init_irq,
410 .handle_irq = pxa27x_handle_irq,
411 .init_time = pxa_timer_init,
412 .init_machine = palmz72_init,
413 .restart = pxa_restart,
414MACHINE_END
1/*
2 * Hardware definitions for Palm Zire72
3 *
4 * Authors:
5 * Vladimir "Farcaller" Pouzanov <farcaller@gmail.com>
6 * Sergey Lapin <slapin@ossfans.org>
7 * Alex Osborne <bobofdoom@gmail.com>
8 * Jan Herman <2hp@seznam.cz>
9 *
10 * Rewrite for mainline:
11 * Marek Vasut <marek.vasut@gmail.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 * published by the Free Software Foundation.
16 *
17 * (find more info at www.hackndev.com)
18 *
19 */
20
21#include <linux/platform_device.h>
22#include <linux/syscore_ops.h>
23#include <linux/delay.h>
24#include <linux/irq.h>
25#include <linux/gpio_keys.h>
26#include <linux/input.h>
27#include <linux/pda_power.h>
28#include <linux/pwm_backlight.h>
29#include <linux/gpio.h>
30#include <linux/wm97xx.h>
31#include <linux/power_supply.h>
32#include <linux/usb/gpio_vbus.h>
33#include <linux/i2c-gpio.h>
34#include <linux/gpio/machine.h>
35
36#include <asm/mach-types.h>
37#include <asm/suspend.h>
38#include <asm/mach/arch.h>
39#include <asm/mach/map.h>
40
41#include "pxa27x.h"
42#include <mach/audio.h>
43#include "palmz72.h"
44#include <linux/platform_data/mmc-pxamci.h>
45#include <linux/platform_data/video-pxafb.h>
46#include <linux/platform_data/irda-pxaficp.h>
47#include <linux/platform_data/keypad-pxa27x.h>
48#include "udc.h"
49#include <linux/platform_data/asoc-palm27x.h>
50#include "palm27x.h"
51
52#include "pm.h"
53#include <linux/platform_data/media/camera-pxa.h>
54
55#include <media/soc_camera.h>
56
57#include "generic.h"
58#include "devices.h"
59
60/******************************************************************************
61 * Pin configuration
62 ******************************************************************************/
63static unsigned long palmz72_pin_config[] __initdata = {
64 /* MMC */
65 GPIO32_MMC_CLK,
66 GPIO92_MMC_DAT_0,
67 GPIO109_MMC_DAT_1,
68 GPIO110_MMC_DAT_2,
69 GPIO111_MMC_DAT_3,
70 GPIO112_MMC_CMD,
71 GPIO14_GPIO, /* SD detect */
72 GPIO115_GPIO, /* SD RO */
73 GPIO98_GPIO, /* SD power */
74
75 /* AC97 */
76 GPIO28_AC97_BITCLK,
77 GPIO29_AC97_SDATA_IN_0,
78 GPIO30_AC97_SDATA_OUT,
79 GPIO31_AC97_SYNC,
80 GPIO89_AC97_SYSCLK,
81 GPIO113_AC97_nRESET,
82
83 /* IrDA */
84 GPIO49_GPIO, /* ir disable */
85 GPIO46_FICP_RXD,
86 GPIO47_FICP_TXD,
87
88 /* PWM */
89 GPIO16_PWM0_OUT,
90
91 /* USB */
92 GPIO15_GPIO, /* usb detect */
93 GPIO95_GPIO, /* usb pullup */
94
95 /* Matrix keypad */
96 GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
97 GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
98 GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
99 GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
100 GPIO103_KP_MKOUT_0,
101 GPIO104_KP_MKOUT_1,
102 GPIO105_KP_MKOUT_2,
103
104 /* LCD */
105 GPIOxx_LCD_TFT_16BPP,
106
107 GPIO20_GPIO, /* bl power */
108 GPIO21_GPIO, /* LCD border switch */
109 GPIO22_GPIO, /* LCD border color */
110 GPIO96_GPIO, /* lcd power */
111
112 /* PXA Camera */
113 GPIO81_CIF_DD_0,
114 GPIO48_CIF_DD_5,
115 GPIO50_CIF_DD_3,
116 GPIO51_CIF_DD_2,
117 GPIO52_CIF_DD_4,
118 GPIO53_CIF_MCLK,
119 GPIO54_CIF_PCLK,
120 GPIO55_CIF_DD_1,
121 GPIO84_CIF_FV,
122 GPIO85_CIF_LV,
123 GPIO93_CIF_DD_6,
124 GPIO108_CIF_DD_7,
125
126 GPIO56_GPIO, /* OV9640 Powerdown */
127 GPIO57_GPIO, /* OV9640 Reset */
128 GPIO91_GPIO, /* OV9640 Power */
129
130 /* I2C */
131 GPIO117_GPIO, /* I2C_SCL */
132 GPIO118_GPIO, /* I2C_SDA */
133
134 /* Misc. */
135 GPIO0_GPIO | WAKEUP_ON_LEVEL_HIGH, /* power detect */
136 GPIO88_GPIO, /* green led */
137 GPIO27_GPIO, /* WM9712 IRQ */
138};
139
140/******************************************************************************
141 * GPIO keyboard
142 ******************************************************************************/
143#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
144static const unsigned int palmz72_matrix_keys[] = {
145 KEY(0, 0, KEY_POWER),
146 KEY(0, 1, KEY_F1),
147 KEY(0, 2, KEY_ENTER),
148
149 KEY(1, 0, KEY_F2),
150 KEY(1, 1, KEY_F3),
151 KEY(1, 2, KEY_F4),
152
153 KEY(2, 0, KEY_UP),
154 KEY(2, 2, KEY_DOWN),
155
156 KEY(3, 0, KEY_RIGHT),
157 KEY(3, 2, KEY_LEFT),
158};
159
160static struct matrix_keymap_data almz72_matrix_keymap_data = {
161 .keymap = palmz72_matrix_keys,
162 .keymap_size = ARRAY_SIZE(palmz72_matrix_keys),
163};
164
165static struct pxa27x_keypad_platform_data palmz72_keypad_platform_data = {
166 .matrix_key_rows = 4,
167 .matrix_key_cols = 3,
168 .matrix_keymap_data = &almz72_matrix_keymap_data,
169
170 .debounce_interval = 30,
171};
172
173static void __init palmz72_kpc_init(void)
174{
175 pxa_set_keypad_info(&palmz72_keypad_platform_data);
176}
177#else
178static inline void palmz72_kpc_init(void) {}
179#endif
180
181/******************************************************************************
182 * LEDs
183 ******************************************************************************/
184#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
185static struct gpio_led gpio_leds[] = {
186 {
187 .name = "palmz72:green:led",
188 .default_trigger = "none",
189 .gpio = GPIO_NR_PALMZ72_LED_GREEN,
190 },
191};
192
193static struct gpio_led_platform_data gpio_led_info = {
194 .leds = gpio_leds,
195 .num_leds = ARRAY_SIZE(gpio_leds),
196};
197
198static struct platform_device palmz72_leds = {
199 .name = "leds-gpio",
200 .id = -1,
201 .dev = {
202 .platform_data = &gpio_led_info,
203 }
204};
205
206static void __init palmz72_leds_init(void)
207{
208 platform_device_register(&palmz72_leds);
209}
210#else
211static inline void palmz72_leds_init(void) {}
212#endif
213
214#ifdef CONFIG_PM
215
216/* We have some black magic here
217 * PalmOS ROM on recover expects special struct physical address
218 * to be transferred via PSPR. Using this struct PalmOS restores
219 * its state after sleep. As for Linux, we need to setup it the
220 * same way. More than that, PalmOS ROM changes some values in memory.
221 * For now only one location is found, which needs special treatment.
222 * Thanks to Alex Osborne, Andrzej Zaborowski, and lots of other people
223 * for reading backtraces for me :)
224 */
225
226#define PALMZ72_SAVE_DWORD ((unsigned long *)0xc0000050)
227
228static struct palmz72_resume_info palmz72_resume_info = {
229 .magic0 = 0xb4e6,
230 .magic1 = 1,
231
232 /* reset state, MMU off etc */
233 .arm_control = 0,
234 .aux_control = 0,
235 .ttb = 0,
236 .domain_access = 0,
237 .process_id = 0,
238};
239
240static unsigned long store_ptr;
241
242/* syscore_ops for Palm Zire 72 PM */
243
244static int palmz72_pm_suspend(void)
245{
246 /* setup the resume_info struct for the original bootloader */
247 palmz72_resume_info.resume_addr = (u32) cpu_resume;
248
249 /* Storing memory touched by ROM */
250 store_ptr = *PALMZ72_SAVE_DWORD;
251
252 /* Setting PSPR to a proper value */
253 PSPR = __pa_symbol(&palmz72_resume_info);
254
255 return 0;
256}
257
258static void palmz72_pm_resume(void)
259{
260 *PALMZ72_SAVE_DWORD = store_ptr;
261}
262
263static struct syscore_ops palmz72_pm_syscore_ops = {
264 .suspend = palmz72_pm_suspend,
265 .resume = palmz72_pm_resume,
266};
267
268static int __init palmz72_pm_init(void)
269{
270 if (machine_is_palmz72()) {
271 register_syscore_ops(&palmz72_pm_syscore_ops);
272 return 0;
273 }
274 return -ENODEV;
275}
276
277device_initcall(palmz72_pm_init);
278#endif
279
280/******************************************************************************
281 * SoC Camera
282 ******************************************************************************/
283#if defined(CONFIG_SOC_CAMERA_OV9640) || \
284 defined(CONFIG_SOC_CAMERA_OV9640_MODULE)
285static struct pxacamera_platform_data palmz72_pxacamera_platform_data = {
286 .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
287 PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
288 .mclk_10khz = 2600,
289};
290
291/* Board I2C devices. */
292static struct i2c_board_info palmz72_i2c_device[] = {
293 {
294 I2C_BOARD_INFO("ov9640", 0x30),
295 }
296};
297
298static int palmz72_camera_power(struct device *dev, int power)
299{
300 gpio_set_value(GPIO_NR_PALMZ72_CAM_PWDN, !power);
301 mdelay(50);
302 return 0;
303}
304
305static int palmz72_camera_reset(struct device *dev)
306{
307 gpio_set_value(GPIO_NR_PALMZ72_CAM_RESET, 1);
308 mdelay(50);
309 gpio_set_value(GPIO_NR_PALMZ72_CAM_RESET, 0);
310 mdelay(50);
311 return 0;
312}
313
314static struct soc_camera_link palmz72_iclink = {
315 .bus_id = 0, /* Match id in pxa27x_device_camera in device.c */
316 .board_info = &palmz72_i2c_device[0],
317 .i2c_adapter_id = 0,
318 .module_name = "ov96xx",
319 .power = &palmz72_camera_power,
320 .reset = &palmz72_camera_reset,
321 .flags = SOCAM_DATAWIDTH_8,
322};
323
324static struct gpiod_lookup_table palmz72_i2c_gpiod_table = {
325 .dev_id = "i2c-gpio.0",
326 .table = {
327 GPIO_LOOKUP_IDX("gpio-pxa", 118, NULL, 0,
328 GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
329 GPIO_LOOKUP_IDX("gpio-pxa", 117, NULL, 1,
330 GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
331 },
332};
333
334static struct i2c_gpio_platform_data palmz72_i2c_bus_data = {
335 .udelay = 10,
336 .timeout = 100,
337};
338
339static struct platform_device palmz72_i2c_bus_device = {
340 .name = "i2c-gpio",
341 .id = 0, /* we use this as a replacement for i2c-pxa */
342 .dev = {
343 .platform_data = &palmz72_i2c_bus_data,
344 }
345};
346
347static struct platform_device palmz72_camera = {
348 .name = "soc-camera-pdrv",
349 .id = -1,
350 .dev = {
351 .platform_data = &palmz72_iclink,
352 },
353};
354
355/* Here we request the camera GPIOs and configure them. We power up the camera
356 * module, deassert the reset pin, but put it into powerdown (low to no power
357 * consumption) mode. This allows us to later bring the module up fast. */
358static struct gpio palmz72_camera_gpios[] = {
359 { GPIO_NR_PALMZ72_CAM_POWER, GPIOF_INIT_HIGH,"Camera DVDD" },
360 { GPIO_NR_PALMZ72_CAM_RESET, GPIOF_INIT_LOW, "Camera RESET" },
361 { GPIO_NR_PALMZ72_CAM_PWDN, GPIOF_INIT_LOW, "Camera PWDN" },
362};
363
364static inline void __init palmz72_cam_gpio_init(void)
365{
366 int ret;
367
368 ret = gpio_request_array(ARRAY_AND_SIZE(palmz72_camera_gpios));
369 if (!ret)
370 gpio_free_array(ARRAY_AND_SIZE(palmz72_camera_gpios));
371 else
372 printk(KERN_ERR "Camera GPIO init failed!\n");
373
374 return;
375}
376
377static void __init palmz72_camera_init(void)
378{
379 palmz72_cam_gpio_init();
380 pxa_set_camera_info(&palmz72_pxacamera_platform_data);
381 gpiod_add_lookup_table(&palmz72_i2c_gpiod_table);
382 platform_device_register(&palmz72_i2c_bus_device);
383 platform_device_register(&palmz72_camera);
384}
385#else
386static inline void palmz72_camera_init(void) {}
387#endif
388
389/******************************************************************************
390 * Machine init
391 ******************************************************************************/
392static void __init palmz72_init(void)
393{
394 pxa2xx_mfp_config(ARRAY_AND_SIZE(palmz72_pin_config));
395 pxa_set_ffuart_info(NULL);
396 pxa_set_btuart_info(NULL);
397 pxa_set_stuart_info(NULL);
398
399 palm27x_mmc_init(GPIO_NR_PALMZ72_SD_DETECT_N, GPIO_NR_PALMZ72_SD_RO,
400 GPIO_NR_PALMZ72_SD_POWER_N, 1);
401 palm27x_lcd_init(-1, &palm_320x320_lcd_mode);
402 palm27x_udc_init(GPIO_NR_PALMZ72_USB_DETECT_N,
403 GPIO_NR_PALMZ72_USB_PULLUP, 0);
404 palm27x_irda_init(GPIO_NR_PALMZ72_IR_DISABLE);
405 palm27x_ac97_init(PALMZ72_BAT_MIN_VOLTAGE, PALMZ72_BAT_MAX_VOLTAGE,
406 -1, 113);
407 palm27x_pwm_init(-1, -1);
408 palm27x_power_init(-1, -1);
409 palm27x_pmic_init();
410 palmz72_kpc_init();
411 palmz72_leds_init();
412 palmz72_camera_init();
413}
414
415MACHINE_START(PALMZ72, "Palm Zire72")
416 .atag_offset = 0x100,
417 .map_io = pxa27x_map_io,
418 .nr_irqs = PXA_NR_IRQS,
419 .init_irq = pxa27x_init_irq,
420 .handle_irq = pxa27x_handle_irq,
421 .init_time = pxa_timer_init,
422 .init_machine = palmz72_init,
423 .restart = pxa_restart,
424MACHINE_END