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9b6553cd TL |
1 | /* |
2 | * linux/arch/arm/mach-omap1/board-nokia770.c | |
3 | * | |
4 | * Modified from board-generic.c | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | */ | |
2d34e507 | 10 | #include <linux/clkdev.h> |
e496efd9 | 11 | #include <linux/irq.h> |
2f8163ba | 12 | #include <linux/gpio.h> |
9b6553cd TL |
13 | #include <linux/kernel.h> |
14 | #include <linux/init.h> | |
d41d219e | 15 | #include <linux/mutex.h> |
9b6553cd TL |
16 | #include <linux/platform_device.h> |
17 | #include <linux/input.h> | |
91773a00 | 18 | #include <linux/omapfb.h> |
9b6553cd TL |
19 | |
20 | #include <linux/spi/spi.h> | |
21 | #include <linux/spi/ads7846.h> | |
19350610 DB |
22 | #include <linux/workqueue.h> |
23 | #include <linux/delay.h> | |
9b6553cd | 24 | |
2203747c AB |
25 | #include <linux/platform_data/keypad-omap.h> |
26 | #include <linux/platform_data/lcd-mipid.h> | |
e496efd9 AK |
27 | #include <linux/platform_data/gpio-omap.h> |
28 | #include <linux/platform_data/i2c-cbus-gpio.h> | |
2203747c | 29 | |
9b6553cd TL |
30 | #include <asm/mach-types.h> |
31 | #include <asm/mach/arch.h> | |
32 | #include <asm/mach/map.h> | |
33 | ||
70c494c3 | 34 | #include <mach/mux.h> |
9b6553cd | 35 | |
2e3ee9f4 | 36 | #include <mach/hardware.h> |
b924b204 | 37 | #include <mach/usb.h> |
2e3ee9f4 TL |
38 | |
39 | #include "common.h" | |
a135eaae | 40 | #include "clock.h" |
68f39e74 | 41 | #include "mmc.h" |
2e3ee9f4 | 42 | |
06767fb2 ID |
43 | #define ADS7846_PENDOWN_GPIO 15 |
44 | ||
da1f026b JK |
45 | static const unsigned int nokia770_keymap[] = { |
46 | KEY(1, 0, GROUP_0 | KEY_UP), | |
47 | KEY(2, 0, GROUP_1 | KEY_F5), | |
48 | KEY(0, 1, GROUP_0 | KEY_LEFT), | |
9b6553cd | 49 | KEY(1, 1, GROUP_0 | KEY_ENTER), |
da1f026b JK |
50 | KEY(2, 1, GROUP_0 | KEY_RIGHT), |
51 | KEY(0, 2, GROUP_1 | KEY_ESC), | |
52 | KEY(1, 2, GROUP_0 | KEY_DOWN), | |
9b6553cd | 53 | KEY(2, 2, GROUP_1 | KEY_F4), |
da1f026b JK |
54 | KEY(0, 3, GROUP_2 | KEY_F7), |
55 | KEY(1, 3, GROUP_2 | KEY_F8), | |
56 | KEY(2, 3, GROUP_2 | KEY_F6), | |
9b6553cd TL |
57 | }; |
58 | ||
59 | static struct resource nokia770_kp_resources[] = { | |
60 | [0] = { | |
61 | .start = INT_KEYBOARD, | |
62 | .end = INT_KEYBOARD, | |
63 | .flags = IORESOURCE_IRQ, | |
64 | }, | |
65 | }; | |
66 | ||
da1f026b JK |
67 | static const struct matrix_keymap_data nokia770_keymap_data = { |
68 | .keymap = nokia770_keymap, | |
69 | .keymap_size = ARRAY_SIZE(nokia770_keymap), | |
70 | }; | |
71 | ||
9b6553cd | 72 | static struct omap_kp_platform_data nokia770_kp_data = { |
4d24607b KS |
73 | .rows = 8, |
74 | .cols = 8, | |
da1f026b | 75 | .keymap_data = &nokia770_keymap_data, |
4d24607b | 76 | .delay = 4, |
9b6553cd TL |
77 | }; |
78 | ||
79 | static struct platform_device nokia770_kp_device = { | |
80 | .name = "omap-keypad", | |
81 | .id = -1, | |
82 | .dev = { | |
83 | .platform_data = &nokia770_kp_data, | |
84 | }, | |
85 | .num_resources = ARRAY_SIZE(nokia770_kp_resources), | |
86 | .resource = nokia770_kp_resources, | |
87 | }; | |
88 | ||
89 | static struct platform_device *nokia770_devices[] __initdata = { | |
a524626b | 90 | &nokia770_kp_device, |
9b6553cd TL |
91 | }; |
92 | ||
06767fb2 ID |
93 | static void mipid_shutdown(struct mipid_platform_data *pdata) |
94 | { | |
95 | if (pdata->nreset_gpio != -1) { | |
96 | printk(KERN_INFO "shutdown LCD\n"); | |
0b84b5ca | 97 | gpio_set_value(pdata->nreset_gpio, 0); |
06767fb2 ID |
98 | msleep(120); |
99 | } | |
100 | } | |
101 | ||
102 | static struct mipid_platform_data nokia770_mipid_platform_data = { | |
103 | .shutdown = mipid_shutdown, | |
104 | }; | |
105 | ||
ddba6c7f TV |
106 | static struct omap_lcd_config nokia770_lcd_config __initdata = { |
107 | .ctrl_name = "hwa742", | |
108 | }; | |
109 | ||
29ab3c77 | 110 | static void __init mipid_dev_init(void) |
06767fb2 | 111 | { |
ddba6c7f TV |
112 | nokia770_mipid_platform_data.nreset_gpio = 13; |
113 | nokia770_mipid_platform_data.data_lines = 16; | |
06767fb2 | 114 | |
ddba6c7f | 115 | omapfb_set_lcd_config(&nokia770_lcd_config); |
06767fb2 ID |
116 | } |
117 | ||
9b6553cd TL |
118 | static struct ads7846_platform_data nokia770_ads7846_platform_data __initdata = { |
119 | .x_max = 0x0fff, | |
120 | .y_max = 0x0fff, | |
121 | .x_plate_ohms = 180, | |
122 | .pressure_max = 255, | |
123 | .debounce_max = 10, | |
124 | .debounce_tol = 3, | |
06767fb2 | 125 | .debounce_rep = 1, |
506ee557 | 126 | .gpio_pendown = ADS7846_PENDOWN_GPIO, |
9b6553cd TL |
127 | }; |
128 | ||
129 | static struct spi_board_info nokia770_spi_board_info[] __initdata = { | |
130 | [0] = { | |
a524626b | 131 | .modalias = "lcd_mipid", |
9b6553cd TL |
132 | .bus_num = 2, |
133 | .chip_select = 3, | |
134 | .max_speed_hz = 12000000, | |
06767fb2 | 135 | .platform_data = &nokia770_mipid_platform_data, |
9b6553cd TL |
136 | }, |
137 | [1] = { | |
138 | .modalias = "ads7846", | |
139 | .bus_num = 2, | |
140 | .chip_select = 0, | |
141 | .max_speed_hz = 2500000, | |
9b6553cd TL |
142 | .platform_data = &nokia770_ads7846_platform_data, |
143 | }, | |
144 | }; | |
145 | ||
29ab3c77 | 146 | static void __init hwa742_dev_init(void) |
088962c2 AQ |
147 | { |
148 | clk_add_alias("hwa_sys_ck", NULL, "bclk", NULL); | |
088962c2 | 149 | } |
9b6553cd TL |
150 | |
151 | /* assume no Mini-AB port */ | |
152 | ||
153 | static struct omap_usb_config nokia770_usb_config __initdata = { | |
154 | .otg = 1, | |
155 | .register_host = 1, | |
156 | .register_dev = 1, | |
157 | .hmc_mode = 16, | |
158 | .pins[0] = 6, | |
8c5cb1a8 | 159 | .extcon = "tahvo-usb", |
9b6553cd TL |
160 | }; |
161 | ||
d8874665 TL |
162 | #if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE) |
163 | ||
164 | #define NOKIA770_GPIO_MMC_POWER 41 | |
165 | #define NOKIA770_GPIO_MMC_SWITCH 23 | |
166 | ||
167 | static int nokia770_mmc_set_power(struct device *dev, int slot, int power_on, | |
168 | int vdd) | |
169 | { | |
bac5b29f | 170 | gpio_set_value(NOKIA770_GPIO_MMC_POWER, power_on); |
d8874665 TL |
171 | return 0; |
172 | } | |
173 | ||
174 | static int nokia770_mmc_get_cover_state(struct device *dev, int slot) | |
175 | { | |
176 | return gpio_get_value(NOKIA770_GPIO_MMC_SWITCH); | |
177 | } | |
178 | ||
179 | static struct omap_mmc_platform_data nokia770_mmc2_data = { | |
180 | .nr_slots = 1, | |
e4d24ec3 | 181 | .max_freq = 12000000, |
d8874665 TL |
182 | .slots[0] = { |
183 | .set_power = nokia770_mmc_set_power, | |
184 | .get_cover_state = nokia770_mmc_get_cover_state, | |
e4d24ec3 | 185 | .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, |
d8874665 | 186 | .name = "mmcblk", |
9b6553cd TL |
187 | }, |
188 | }; | |
189 | ||
d8874665 TL |
190 | static struct omap_mmc_platform_data *nokia770_mmc_data[OMAP16XX_NR_MMC]; |
191 | ||
192 | static void __init nokia770_mmc_init(void) | |
193 | { | |
194 | int ret; | |
195 | ||
196 | ret = gpio_request(NOKIA770_GPIO_MMC_POWER, "MMC power"); | |
197 | if (ret < 0) | |
198 | return; | |
199 | gpio_direction_output(NOKIA770_GPIO_MMC_POWER, 0); | |
200 | ||
201 | ret = gpio_request(NOKIA770_GPIO_MMC_SWITCH, "MMC cover"); | |
202 | if (ret < 0) { | |
203 | gpio_free(NOKIA770_GPIO_MMC_POWER); | |
204 | return; | |
205 | } | |
206 | gpio_direction_input(NOKIA770_GPIO_MMC_SWITCH); | |
207 | ||
208 | /* Only the second MMC controller is used */ | |
209 | nokia770_mmc_data[1] = &nokia770_mmc2_data; | |
210 | omap1_init_mmc(nokia770_mmc_data, OMAP16XX_NR_MMC); | |
211 | } | |
212 | ||
213 | #else | |
214 | static inline void nokia770_mmc_init(void) | |
215 | { | |
216 | } | |
217 | #endif | |
218 | ||
e496efd9 AK |
219 | #if defined(CONFIG_I2C_CBUS_GPIO) || defined(CONFIG_I2C_CBUS_GPIO_MODULE) |
220 | static struct i2c_cbus_platform_data nokia770_cbus_data = { | |
221 | .clk_gpio = OMAP_MPUIO(9), | |
222 | .dat_gpio = OMAP_MPUIO(10), | |
223 | .sel_gpio = OMAP_MPUIO(11), | |
224 | }; | |
225 | ||
226 | static struct platform_device nokia770_cbus_device = { | |
227 | .name = "i2c-cbus-gpio", | |
228 | .id = 2, | |
229 | .dev = { | |
230 | .platform_data = &nokia770_cbus_data, | |
231 | }, | |
232 | }; | |
233 | ||
234 | static struct i2c_board_info nokia770_i2c_board_info_2[] __initdata = { | |
235 | { | |
236 | I2C_BOARD_INFO("retu-mfd", 0x01), | |
237 | }, | |
a4b13a3b AK |
238 | { |
239 | I2C_BOARD_INFO("tahvo-mfd", 0x02), | |
240 | }, | |
e496efd9 AK |
241 | }; |
242 | ||
243 | static void __init nokia770_cbus_init(void) | |
244 | { | |
245 | const int retu_irq_gpio = 62; | |
a4b13a3b | 246 | const int tahvo_irq_gpio = 40; |
e496efd9 AK |
247 | |
248 | if (gpio_request_one(retu_irq_gpio, GPIOF_IN, "Retu IRQ")) | |
249 | return; | |
a4b13a3b AK |
250 | if (gpio_request_one(tahvo_irq_gpio, GPIOF_IN, "Tahvo IRQ")) { |
251 | gpio_free(retu_irq_gpio); | |
252 | return; | |
253 | } | |
e496efd9 | 254 | irq_set_irq_type(gpio_to_irq(retu_irq_gpio), IRQ_TYPE_EDGE_RISING); |
a4b13a3b | 255 | irq_set_irq_type(gpio_to_irq(tahvo_irq_gpio), IRQ_TYPE_EDGE_RISING); |
e496efd9 | 256 | nokia770_i2c_board_info_2[0].irq = gpio_to_irq(retu_irq_gpio); |
a4b13a3b | 257 | nokia770_i2c_board_info_2[1].irq = gpio_to_irq(tahvo_irq_gpio); |
e496efd9 AK |
258 | i2c_register_board_info(2, nokia770_i2c_board_info_2, |
259 | ARRAY_SIZE(nokia770_i2c_board_info_2)); | |
260 | platform_device_register(&nokia770_cbus_device); | |
261 | } | |
262 | #else /* CONFIG_I2C_CBUS_GPIO */ | |
263 | static void __init nokia770_cbus_init(void) | |
264 | { | |
265 | } | |
266 | #endif /* CONFIG_I2C_CBUS_GPIO */ | |
267 | ||
9b6553cd TL |
268 | static void __init omap_nokia770_init(void) |
269 | { | |
7b88e62f TL |
270 | /* On Nokia 770, the SleepX signal is masked with an |
271 | * MPUIO line by default. It has to be unmasked for it | |
272 | * to become functional */ | |
273 | ||
274 | /* SleepX mask direction */ | |
275 | omap_writew((omap_readw(0xfffb5008) & ~2), 0xfffb5008); | |
276 | /* Unmask SleepX signal */ | |
277 | omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004); | |
278 | ||
9b6553cd | 279 | platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices)); |
46a0a540 | 280 | nokia770_spi_board_info[1].irq = gpio_to_irq(15); |
9b6553cd TL |
281 | spi_register_board_info(nokia770_spi_board_info, |
282 | ARRAY_SIZE(nokia770_spi_board_info)); | |
9b6553cd | 283 | omap_serial_init(); |
1ed16a86 | 284 | omap_register_i2c_bus(1, 100, NULL, 0); |
088962c2 | 285 | hwa742_dev_init(); |
06767fb2 | 286 | mipid_dev_init(); |
dd0cdd88 | 287 | omap1_usb_init(&nokia770_usb_config); |
d8874665 | 288 | nokia770_mmc_init(); |
e496efd9 | 289 | nokia770_cbus_init(); |
9b6553cd TL |
290 | } |
291 | ||
9b6553cd | 292 | MACHINE_START(NOKIA770, "Nokia 770") |
246e389d | 293 | .atag_offset = 0x100, |
7b88e62f TL |
294 | .map_io = omap16xx_map_io, |
295 | .init_early = omap1_init_early, | |
7b88e62f | 296 | .init_irq = omap1_init_irq, |
b694331c | 297 | .handle_irq = omap1_handle_irq, |
9b6553cd | 298 | .init_machine = omap_nokia770_init, |
82c3bd03 | 299 | .init_late = omap1_init_late, |
6bb27d73 | 300 | .init_time = omap1_timer_init, |
baa95883 | 301 | .restart = omap1_restart, |
9b6553cd | 302 | MACHINE_END |