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Commit | Line | Data |
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d2912cb1 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
9b6553cd TL |
2 | /* |
3 | * linux/arch/arm/mach-omap1/board-nokia770.c | |
4 | * | |
5 | * Modified from board-generic.c | |
9b6553cd | 6 | */ |
2d34e507 | 7 | #include <linux/clkdev.h> |
e496efd9 | 8 | #include <linux/irq.h> |
2f8163ba | 9 | #include <linux/gpio.h> |
2e5a662d | 10 | #include <linux/gpio/machine.h> |
9b6553cd TL |
11 | #include <linux/kernel.h> |
12 | #include <linux/init.h> | |
d41d219e | 13 | #include <linux/mutex.h> |
9b6553cd TL |
14 | #include <linux/platform_device.h> |
15 | #include <linux/input.h> | |
91773a00 | 16 | #include <linux/omapfb.h> |
9b6553cd TL |
17 | |
18 | #include <linux/spi/spi.h> | |
19 | #include <linux/spi/ads7846.h> | |
19350610 DB |
20 | #include <linux/workqueue.h> |
21 | #include <linux/delay.h> | |
9b6553cd | 22 | |
2203747c AB |
23 | #include <linux/platform_data/keypad-omap.h> |
24 | #include <linux/platform_data/lcd-mipid.h> | |
e496efd9 | 25 | #include <linux/platform_data/gpio-omap.h> |
2203747c | 26 | |
9b6553cd TL |
27 | #include <asm/mach-types.h> |
28 | #include <asm/mach/arch.h> | |
29 | #include <asm/mach/map.h> | |
30 | ||
70c494c3 | 31 | #include <mach/mux.h> |
9b6553cd | 32 | |
2e3ee9f4 | 33 | #include <mach/hardware.h> |
b924b204 | 34 | #include <mach/usb.h> |
2e3ee9f4 TL |
35 | |
36 | #include "common.h" | |
a135eaae | 37 | #include "clock.h" |
68f39e74 | 38 | #include "mmc.h" |
2e3ee9f4 | 39 | |
06767fb2 ID |
40 | #define ADS7846_PENDOWN_GPIO 15 |
41 | ||
da1f026b JK |
42 | static const unsigned int nokia770_keymap[] = { |
43 | KEY(1, 0, GROUP_0 | KEY_UP), | |
44 | KEY(2, 0, GROUP_1 | KEY_F5), | |
45 | KEY(0, 1, GROUP_0 | KEY_LEFT), | |
9b6553cd | 46 | KEY(1, 1, GROUP_0 | KEY_ENTER), |
da1f026b JK |
47 | KEY(2, 1, GROUP_0 | KEY_RIGHT), |
48 | KEY(0, 2, GROUP_1 | KEY_ESC), | |
49 | KEY(1, 2, GROUP_0 | KEY_DOWN), | |
9b6553cd | 50 | KEY(2, 2, GROUP_1 | KEY_F4), |
da1f026b JK |
51 | KEY(0, 3, GROUP_2 | KEY_F7), |
52 | KEY(1, 3, GROUP_2 | KEY_F8), | |
53 | KEY(2, 3, GROUP_2 | KEY_F6), | |
9b6553cd TL |
54 | }; |
55 | ||
56 | static struct resource nokia770_kp_resources[] = { | |
57 | [0] = { | |
58 | .start = INT_KEYBOARD, | |
59 | .end = INT_KEYBOARD, | |
60 | .flags = IORESOURCE_IRQ, | |
61 | }, | |
62 | }; | |
63 | ||
da1f026b JK |
64 | static const struct matrix_keymap_data nokia770_keymap_data = { |
65 | .keymap = nokia770_keymap, | |
66 | .keymap_size = ARRAY_SIZE(nokia770_keymap), | |
67 | }; | |
68 | ||
9b6553cd | 69 | static struct omap_kp_platform_data nokia770_kp_data = { |
4d24607b KS |
70 | .rows = 8, |
71 | .cols = 8, | |
da1f026b | 72 | .keymap_data = &nokia770_keymap_data, |
4d24607b | 73 | .delay = 4, |
9b6553cd TL |
74 | }; |
75 | ||
76 | static struct platform_device nokia770_kp_device = { | |
77 | .name = "omap-keypad", | |
78 | .id = -1, | |
79 | .dev = { | |
80 | .platform_data = &nokia770_kp_data, | |
81 | }, | |
82 | .num_resources = ARRAY_SIZE(nokia770_kp_resources), | |
83 | .resource = nokia770_kp_resources, | |
84 | }; | |
85 | ||
86 | static struct platform_device *nokia770_devices[] __initdata = { | |
a524626b | 87 | &nokia770_kp_device, |
9b6553cd TL |
88 | }; |
89 | ||
06767fb2 ID |
90 | static void mipid_shutdown(struct mipid_platform_data *pdata) |
91 | { | |
92 | if (pdata->nreset_gpio != -1) { | |
93 | printk(KERN_INFO "shutdown LCD\n"); | |
0b84b5ca | 94 | gpio_set_value(pdata->nreset_gpio, 0); |
06767fb2 ID |
95 | msleep(120); |
96 | } | |
97 | } | |
98 | ||
99 | static struct mipid_platform_data nokia770_mipid_platform_data = { | |
100 | .shutdown = mipid_shutdown, | |
101 | }; | |
102 | ||
d25c70cf | 103 | static const struct omap_lcd_config nokia770_lcd_config __initconst = { |
ddba6c7f TV |
104 | .ctrl_name = "hwa742", |
105 | }; | |
106 | ||
29ab3c77 | 107 | static void __init mipid_dev_init(void) |
06767fb2 | 108 | { |
ddba6c7f TV |
109 | nokia770_mipid_platform_data.nreset_gpio = 13; |
110 | nokia770_mipid_platform_data.data_lines = 16; | |
06767fb2 | 111 | |
ddba6c7f | 112 | omapfb_set_lcd_config(&nokia770_lcd_config); |
06767fb2 ID |
113 | } |
114 | ||
9b6553cd TL |
115 | static struct ads7846_platform_data nokia770_ads7846_platform_data __initdata = { |
116 | .x_max = 0x0fff, | |
117 | .y_max = 0x0fff, | |
118 | .x_plate_ohms = 180, | |
119 | .pressure_max = 255, | |
120 | .debounce_max = 10, | |
121 | .debounce_tol = 3, | |
06767fb2 | 122 | .debounce_rep = 1, |
506ee557 | 123 | .gpio_pendown = ADS7846_PENDOWN_GPIO, |
9b6553cd TL |
124 | }; |
125 | ||
126 | static struct spi_board_info nokia770_spi_board_info[] __initdata = { | |
127 | [0] = { | |
a524626b | 128 | .modalias = "lcd_mipid", |
9b6553cd TL |
129 | .bus_num = 2, |
130 | .chip_select = 3, | |
131 | .max_speed_hz = 12000000, | |
06767fb2 | 132 | .platform_data = &nokia770_mipid_platform_data, |
9b6553cd TL |
133 | }, |
134 | [1] = { | |
135 | .modalias = "ads7846", | |
136 | .bus_num = 2, | |
137 | .chip_select = 0, | |
138 | .max_speed_hz = 2500000, | |
9b6553cd TL |
139 | .platform_data = &nokia770_ads7846_platform_data, |
140 | }, | |
141 | }; | |
142 | ||
29ab3c77 | 143 | static void __init hwa742_dev_init(void) |
088962c2 AQ |
144 | { |
145 | clk_add_alias("hwa_sys_ck", NULL, "bclk", NULL); | |
088962c2 | 146 | } |
9b6553cd TL |
147 | |
148 | /* assume no Mini-AB port */ | |
149 | ||
150 | static struct omap_usb_config nokia770_usb_config __initdata = { | |
151 | .otg = 1, | |
152 | .register_host = 1, | |
153 | .register_dev = 1, | |
154 | .hmc_mode = 16, | |
155 | .pins[0] = 6, | |
8c5cb1a8 | 156 | .extcon = "tahvo-usb", |
9b6553cd TL |
157 | }; |
158 | ||
fcebddb9 | 159 | #if IS_ENABLED(CONFIG_MMC_OMAP) |
d8874665 TL |
160 | |
161 | #define NOKIA770_GPIO_MMC_POWER 41 | |
162 | #define NOKIA770_GPIO_MMC_SWITCH 23 | |
163 | ||
164 | static int nokia770_mmc_set_power(struct device *dev, int slot, int power_on, | |
165 | int vdd) | |
166 | { | |
bac5b29f | 167 | gpio_set_value(NOKIA770_GPIO_MMC_POWER, power_on); |
d8874665 TL |
168 | return 0; |
169 | } | |
170 | ||
171 | static int nokia770_mmc_get_cover_state(struct device *dev, int slot) | |
172 | { | |
173 | return gpio_get_value(NOKIA770_GPIO_MMC_SWITCH); | |
174 | } | |
175 | ||
176 | static struct omap_mmc_platform_data nokia770_mmc2_data = { | |
177 | .nr_slots = 1, | |
e4d24ec3 | 178 | .max_freq = 12000000, |
d8874665 TL |
179 | .slots[0] = { |
180 | .set_power = nokia770_mmc_set_power, | |
181 | .get_cover_state = nokia770_mmc_get_cover_state, | |
e4d24ec3 | 182 | .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, |
d8874665 | 183 | .name = "mmcblk", |
9b6553cd TL |
184 | }, |
185 | }; | |
186 | ||
d8874665 TL |
187 | static struct omap_mmc_platform_data *nokia770_mmc_data[OMAP16XX_NR_MMC]; |
188 | ||
189 | static void __init nokia770_mmc_init(void) | |
190 | { | |
191 | int ret; | |
192 | ||
193 | ret = gpio_request(NOKIA770_GPIO_MMC_POWER, "MMC power"); | |
194 | if (ret < 0) | |
195 | return; | |
196 | gpio_direction_output(NOKIA770_GPIO_MMC_POWER, 0); | |
197 | ||
198 | ret = gpio_request(NOKIA770_GPIO_MMC_SWITCH, "MMC cover"); | |
199 | if (ret < 0) { | |
200 | gpio_free(NOKIA770_GPIO_MMC_POWER); | |
201 | return; | |
202 | } | |
203 | gpio_direction_input(NOKIA770_GPIO_MMC_SWITCH); | |
204 | ||
205 | /* Only the second MMC controller is used */ | |
206 | nokia770_mmc_data[1] = &nokia770_mmc2_data; | |
207 | omap1_init_mmc(nokia770_mmc_data, OMAP16XX_NR_MMC); | |
208 | } | |
209 | ||
210 | #else | |
211 | static inline void nokia770_mmc_init(void) | |
212 | { | |
213 | } | |
214 | #endif | |
215 | ||
fcebddb9 | 216 | #if IS_ENABLED(CONFIG_I2C_CBUS_GPIO) |
2e5a662d LW |
217 | static struct gpiod_lookup_table nokia770_cbus_gpio_table = { |
218 | .dev_id = "i2c-cbus-gpio.2", | |
219 | .table = { | |
220 | GPIO_LOOKUP_IDX("mpuio", 9, NULL, 0, 0), /* clk */ | |
221 | GPIO_LOOKUP_IDX("mpuio", 10, NULL, 1, 0), /* dat */ | |
222 | GPIO_LOOKUP_IDX("mpuio", 11, NULL, 2, 0), /* sel */ | |
223 | { }, | |
224 | }, | |
e496efd9 AK |
225 | }; |
226 | ||
227 | static struct platform_device nokia770_cbus_device = { | |
228 | .name = "i2c-cbus-gpio", | |
229 | .id = 2, | |
e496efd9 AK |
230 | }; |
231 | ||
232 | static struct i2c_board_info nokia770_i2c_board_info_2[] __initdata = { | |
233 | { | |
408bc03b | 234 | I2C_BOARD_INFO("retu", 0x01), |
e496efd9 | 235 | }, |
a4b13a3b | 236 | { |
408bc03b | 237 | I2C_BOARD_INFO("tahvo", 0x02), |
a4b13a3b | 238 | }, |
e496efd9 AK |
239 | }; |
240 | ||
241 | static void __init nokia770_cbus_init(void) | |
242 | { | |
243 | const int retu_irq_gpio = 62; | |
a4b13a3b | 244 | const int tahvo_irq_gpio = 40; |
e496efd9 AK |
245 | |
246 | if (gpio_request_one(retu_irq_gpio, GPIOF_IN, "Retu IRQ")) | |
247 | return; | |
a4b13a3b AK |
248 | if (gpio_request_one(tahvo_irq_gpio, GPIOF_IN, "Tahvo IRQ")) { |
249 | gpio_free(retu_irq_gpio); | |
250 | return; | |
251 | } | |
e496efd9 | 252 | irq_set_irq_type(gpio_to_irq(retu_irq_gpio), IRQ_TYPE_EDGE_RISING); |
a4b13a3b | 253 | irq_set_irq_type(gpio_to_irq(tahvo_irq_gpio), IRQ_TYPE_EDGE_RISING); |
e496efd9 | 254 | nokia770_i2c_board_info_2[0].irq = gpio_to_irq(retu_irq_gpio); |
a4b13a3b | 255 | nokia770_i2c_board_info_2[1].irq = gpio_to_irq(tahvo_irq_gpio); |
e496efd9 AK |
256 | i2c_register_board_info(2, nokia770_i2c_board_info_2, |
257 | ARRAY_SIZE(nokia770_i2c_board_info_2)); | |
2e5a662d | 258 | gpiod_add_lookup_table(&nokia770_cbus_gpio_table); |
e496efd9 AK |
259 | platform_device_register(&nokia770_cbus_device); |
260 | } | |
261 | #else /* CONFIG_I2C_CBUS_GPIO */ | |
262 | static void __init nokia770_cbus_init(void) | |
263 | { | |
264 | } | |
265 | #endif /* CONFIG_I2C_CBUS_GPIO */ | |
266 | ||
9b6553cd TL |
267 | static void __init omap_nokia770_init(void) |
268 | { | |
7b88e62f TL |
269 | /* On Nokia 770, the SleepX signal is masked with an |
270 | * MPUIO line by default. It has to be unmasked for it | |
271 | * to become functional */ | |
272 | ||
273 | /* SleepX mask direction */ | |
274 | omap_writew((omap_readw(0xfffb5008) & ~2), 0xfffb5008); | |
275 | /* Unmask SleepX signal */ | |
276 | omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004); | |
277 | ||
9b6553cd | 278 | platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices)); |
46a0a540 | 279 | nokia770_spi_board_info[1].irq = gpio_to_irq(15); |
9b6553cd TL |
280 | spi_register_board_info(nokia770_spi_board_info, |
281 | ARRAY_SIZE(nokia770_spi_board_info)); | |
9b6553cd | 282 | omap_serial_init(); |
1ed16a86 | 283 | omap_register_i2c_bus(1, 100, NULL, 0); |
088962c2 | 284 | hwa742_dev_init(); |
06767fb2 | 285 | mipid_dev_init(); |
dd0cdd88 | 286 | omap1_usb_init(&nokia770_usb_config); |
d8874665 | 287 | nokia770_mmc_init(); |
e496efd9 | 288 | nokia770_cbus_init(); |
9b6553cd TL |
289 | } |
290 | ||
9b6553cd | 291 | MACHINE_START(NOKIA770, "Nokia 770") |
246e389d | 292 | .atag_offset = 0x100, |
7b88e62f TL |
293 | .map_io = omap16xx_map_io, |
294 | .init_early = omap1_init_early, | |
7b88e62f | 295 | .init_irq = omap1_init_irq, |
b694331c | 296 | .handle_irq = omap1_handle_irq, |
9b6553cd | 297 | .init_machine = omap_nokia770_init, |
82c3bd03 | 298 | .init_late = omap1_init_late, |
6bb27d73 | 299 | .init_time = omap1_timer_init, |
baa95883 | 300 | .restart = omap1_restart, |
9b6553cd | 301 | MACHINE_END |