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1/*
2 * linux/arch/arm/mach-s3c64xx/mach-smartq.c
3 *
4 * Copyright (C) 2010 Maurus Cuelenaere
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 *
10 */
11
12#include <linux/delay.h>
13#include <linux/fb.h>
14#include <linux/gpio.h>
15#include <linux/init.h>
16#include <linux/platform_device.h>
17#include <linux/pwm_backlight.h>
18#include <linux/serial_core.h>
19#include <linux/spi/spi_gpio.h>
20#include <linux/usb/gpio_vbus.h>
21#include <linux/platform_data/s3c-hsotg.h>
22
23#include <asm/mach-types.h>
24#include <asm/mach/map.h>
25
26#include <mach/map.h>
27#include <mach/regs-gpio.h>
28#include <mach/regs-modem.h>
29
30#include <plat/clock.h>
31#include <plat/cpu.h>
32#include <plat/devs.h>
33#include <plat/iic.h>
34#include <plat/gpio-cfg.h>
35#include <plat/hwmon.h>
36#include <plat/regs-serial.h>
37#include <plat/usb-control.h>
38#include <plat/sdhci.h>
39#include <plat/ts.h>
40
41#include <video/platform_lcd.h>
42
43#include "common.h"
44
45#define UCON S3C2410_UCON_DEFAULT
46#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
47#define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
48
49static struct s3c2410_uartcfg smartq_uartcfgs[] __initdata = {
50 [0] = {
51 .hwport = 0,
52 .flags = 0,
53 .ucon = UCON,
54 .ulcon = ULCON,
55 .ufcon = UFCON,
56 },
57 [1] = {
58 .hwport = 1,
59 .flags = 0,
60 .ucon = UCON,
61 .ulcon = ULCON,
62 .ufcon = UFCON,
63 },
64 [2] = {
65 .hwport = 2,
66 .flags = 0,
67 .ucon = UCON,
68 .ulcon = ULCON,
69 .ufcon = UFCON,
70 },
71};
72
73static void smartq_usb_host_powercontrol(int port, int to)
74{
75 pr_debug("%s(%d, %d)\n", __func__, port, to);
76
77 if (port == 0) {
78 gpio_set_value(S3C64XX_GPL(0), to);
79 gpio_set_value(S3C64XX_GPL(1), to);
80 }
81}
82
83static irqreturn_t smartq_usb_host_ocirq(int irq, void *pw)
84{
85 struct s3c2410_hcd_info *info = pw;
86
87 if (gpio_get_value(S3C64XX_GPL(10)) == 0) {
88 pr_debug("%s: over-current irq (oc detected)\n", __func__);
89 s3c2410_usb_report_oc(info, 3);
90 } else {
91 pr_debug("%s: over-current irq (oc cleared)\n", __func__);
92 s3c2410_usb_report_oc(info, 0);
93 }
94
95 return IRQ_HANDLED;
96}
97
98static void smartq_usb_host_enableoc(struct s3c2410_hcd_info *info, int on)
99{
100 int ret;
101
102 /* This isn't present on a SmartQ 5 board */
103 if (machine_is_smartq5())
104 return;
105
106 if (on) {
107 ret = request_irq(gpio_to_irq(S3C64XX_GPL(10)),
108 smartq_usb_host_ocirq, IRQF_DISABLED |
109 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
110 "USB host overcurrent", info);
111 if (ret != 0)
112 pr_err("failed to request usb oc irq: %d\n", ret);
113 } else {
114 free_irq(gpio_to_irq(S3C64XX_GPL(10)), info);
115 }
116}
117
118static struct s3c2410_hcd_info smartq_usb_host_info = {
119 .port[0] = {
120 .flags = S3C_HCDFLG_USED
121 },
122 .port[1] = {
123 .flags = 0
124 },
125
126 .power_control = smartq_usb_host_powercontrol,
127 .enable_oc = smartq_usb_host_enableoc,
128};
129
130static struct gpio_vbus_mach_info smartq_usb_otg_vbus_pdata = {
131 .gpio_vbus = S3C64XX_GPL(9),
132 .gpio_pullup = -1,
133 .gpio_vbus_inverted = true,
134};
135
136static struct platform_device smartq_usb_otg_vbus_dev = {
137 .name = "gpio-vbus",
138 .dev.platform_data = &smartq_usb_otg_vbus_pdata,
139};
140
141static int smartq_bl_init(struct device *dev)
142{
143 s3c_gpio_cfgpin(S3C64XX_GPF(15), S3C_GPIO_SFN(2));
144
145 return 0;
146}
147
148static struct platform_pwm_backlight_data smartq_backlight_data = {
149 .pwm_id = 1,
150 .max_brightness = 1000,
151 .dft_brightness = 600,
152 .pwm_period_ns = 1000000000 / (1000 * 20),
153 .init = smartq_bl_init,
154};
155
156static struct platform_device smartq_backlight_device = {
157 .name = "pwm-backlight",
158 .dev = {
159 .parent = &s3c_device_timer[1].dev,
160 .platform_data = &smartq_backlight_data,
161 },
162};
163
164static struct s3c2410_ts_mach_info smartq_touchscreen_pdata __initdata = {
165 .delay = 65535,
166 .presc = 99,
167 .oversampling_shift = 4,
168};
169
170static struct s3c_sdhci_platdata smartq_internal_hsmmc_pdata = {
171 .max_width = 4,
172 .cd_type = S3C_SDHCI_CD_PERMANENT,
173};
174
175static struct s3c_hwmon_pdata smartq_hwmon_pdata __initdata = {
176 /* Battery voltage (?-4.2V) */
177 .in[0] = &(struct s3c_hwmon_chcfg) {
178 .name = "smartq:battery-voltage",
179 .mult = 3300,
180 .div = 2048,
181 },
182 /* Reference voltage (1.2V) */
183 .in[1] = &(struct s3c_hwmon_chcfg) {
184 .name = "smartq:reference-voltage",
185 .mult = 3300,
186 .div = 4096,
187 },
188};
189
190static struct s3c_hsotg_plat smartq_hsotg_pdata;
191
192static int __init smartq_lcd_setup_gpio(void)
193{
194 int ret;
195
196 ret = gpio_request(S3C64XX_GPM(3), "LCD power");
197 if (ret < 0)
198 return ret;
199
200 /* turn power off */
201 gpio_direction_output(S3C64XX_GPM(3), 0);
202
203 return 0;
204}
205
206/* GPM0 -> CS */
207static struct spi_gpio_platform_data smartq_lcd_control = {
208 .sck = S3C64XX_GPM(1),
209 .mosi = S3C64XX_GPM(2),
210 .miso = S3C64XX_GPM(2),
211};
212
213static struct platform_device smartq_lcd_control_device = {
214 .name = "spi-gpio",
215 .id = 1,
216 .dev.platform_data = &smartq_lcd_control,
217};
218
219static void smartq_lcd_power_set(struct plat_lcd_data *pd, unsigned int power)
220{
221 gpio_direction_output(S3C64XX_GPM(3), power);
222}
223
224static struct plat_lcd_data smartq_lcd_power_data = {
225 .set_power = smartq_lcd_power_set,
226};
227
228static struct platform_device smartq_lcd_power_device = {
229 .name = "platform-lcd",
230 .dev.parent = &s3c_device_fb.dev,
231 .dev.platform_data = &smartq_lcd_power_data,
232};
233
234static struct i2c_board_info smartq_i2c_devs[] __initdata = {
235 { I2C_BOARD_INFO("wm8987", 0x1a), },
236};
237
238static struct platform_device *smartq_devices[] __initdata = {
239 &s3c_device_hsmmc1, /* Init iNAND first, ... */
240 &s3c_device_hsmmc0, /* ... then the external SD card */
241 &s3c_device_hsmmc2,
242 &s3c_device_adc,
243 &s3c_device_fb,
244 &s3c_device_hwmon,
245 &s3c_device_i2c0,
246 &s3c_device_ohci,
247 &s3c_device_rtc,
248 &s3c_device_timer[1],
249 &s3c_device_ts,
250 &s3c_device_usb_hsotg,
251 &s3c64xx_device_iis0,
252 &smartq_backlight_device,
253 &smartq_lcd_control_device,
254 &smartq_lcd_power_device,
255 &smartq_usb_otg_vbus_dev,
256};
257
258static void __init smartq_lcd_mode_set(void)
259{
260 u32 tmp;
261
262 /* set the LCD type */
263 tmp = __raw_readl(S3C64XX_SPCON);
264 tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK;
265 tmp |= S3C64XX_SPCON_LCD_SEL_RGB;
266 __raw_writel(tmp, S3C64XX_SPCON);
267
268 /* remove the LCD bypass */
269 tmp = __raw_readl(S3C64XX_MODEM_MIFPCON);
270 tmp &= ~MIFPCON_LCD_BYPASS;
271 __raw_writel(tmp, S3C64XX_MODEM_MIFPCON);
272}
273
274static void smartq_power_off(void)
275{
276 gpio_direction_output(S3C64XX_GPK(15), 1);
277}
278
279static int __init smartq_power_off_init(void)
280{
281 int ret;
282
283 ret = gpio_request(S3C64XX_GPK(15), "Power control");
284 if (ret < 0) {
285 pr_err("%s: failed to get GPK15\n", __func__);
286 return ret;
287 }
288
289 /* leave power on */
290 gpio_direction_output(S3C64XX_GPK(15), 0);
291
292 pm_power_off = smartq_power_off;
293
294 return ret;
295}
296
297static int __init smartq_usb_host_init(void)
298{
299 int ret;
300
301 ret = gpio_request(S3C64XX_GPL(0), "USB power control");
302 if (ret < 0) {
303 pr_err("%s: failed to get GPL0\n", __func__);
304 return ret;
305 }
306
307 ret = gpio_request(S3C64XX_GPL(1), "USB host power control");
308 if (ret < 0) {
309 pr_err("%s: failed to get GPL1\n", __func__);
310 goto err;
311 }
312
313 if (!machine_is_smartq5()) {
314 /* This isn't present on a SmartQ 5 board */
315 ret = gpio_request(S3C64XX_GPL(10), "USB host overcurrent");
316 if (ret < 0) {
317 pr_err("%s: failed to get GPL10\n", __func__);
318 goto err2;
319 }
320 }
321
322 /* turn power off */
323 gpio_direction_output(S3C64XX_GPL(0), 0);
324 gpio_direction_output(S3C64XX_GPL(1), 0);
325 if (!machine_is_smartq5())
326 gpio_direction_input(S3C64XX_GPL(10));
327
328 s3c_device_ohci.dev.platform_data = &smartq_usb_host_info;
329
330 return 0;
331
332err2:
333 gpio_free(S3C64XX_GPL(1));
334err:
335 gpio_free(S3C64XX_GPL(0));
336 return ret;
337}
338
339static int __init smartq_usb_otg_init(void)
340{
341 clk_xusbxti.rate = 12000000;
342
343 return 0;
344}
345
346static int __init smartq_wifi_init(void)
347{
348 int ret;
349
350 ret = gpio_request(S3C64XX_GPK(1), "wifi control");
351 if (ret < 0) {
352 pr_err("%s: failed to get GPK1\n", __func__);
353 return ret;
354 }
355
356 ret = gpio_request(S3C64XX_GPK(2), "wifi reset");
357 if (ret < 0) {
358 pr_err("%s: failed to get GPK2\n", __func__);
359 gpio_free(S3C64XX_GPK(1));
360 return ret;
361 }
362
363 /* turn power on */
364 gpio_direction_output(S3C64XX_GPK(1), 1);
365
366 /* reset device */
367 gpio_direction_output(S3C64XX_GPK(2), 0);
368 mdelay(100);
369 gpio_set_value(S3C64XX_GPK(2), 1);
370 gpio_direction_input(S3C64XX_GPK(2));
371
372 return 0;
373}
374
375static struct map_desc smartq_iodesc[] __initdata = {};
376void __init smartq_map_io(void)
377{
378 s3c64xx_init_io(smartq_iodesc, ARRAY_SIZE(smartq_iodesc));
379 s3c24xx_init_clocks(12000000);
380 s3c24xx_init_uarts(smartq_uartcfgs, ARRAY_SIZE(smartq_uartcfgs));
381
382 smartq_lcd_mode_set();
383}
384
385void __init smartq_machine_init(void)
386{
387 s3c_i2c0_set_platdata(NULL);
388 s3c_hsotg_set_platdata(&smartq_hsotg_pdata);
389 s3c_hwmon_set_platdata(&smartq_hwmon_pdata);
390 s3c_sdhci1_set_platdata(&smartq_internal_hsmmc_pdata);
391 s3c_sdhci2_set_platdata(&smartq_internal_hsmmc_pdata);
392 s3c24xx_ts_set_platdata(&smartq_touchscreen_pdata);
393
394 i2c_register_board_info(0, smartq_i2c_devs,
395 ARRAY_SIZE(smartq_i2c_devs));
396
397 WARN_ON(smartq_lcd_setup_gpio());
398 WARN_ON(smartq_power_off_init());
399 WARN_ON(smartq_usb_host_init());
400 WARN_ON(smartq_usb_otg_init());
401 WARN_ON(smartq_wifi_init());
402
403 platform_add_devices(smartq_devices, ARRAY_SIZE(smartq_devices));
404}
1/*
2 * linux/arch/arm/mach-s3c64xx/mach-smartq.c
3 *
4 * Copyright (C) 2010 Maurus Cuelenaere
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 *
10 */
11
12#include <linux/delay.h>
13#include <linux/fb.h>
14#include <linux/gpio.h>
15#include <linux/gpio/machine.h>
16#include <linux/init.h>
17#include <linux/platform_device.h>
18#include <linux/pwm.h>
19#include <linux/pwm_backlight.h>
20#include <linux/serial_core.h>
21#include <linux/serial_s3c.h>
22#include <linux/spi/spi_gpio.h>
23#include <linux/usb/gpio_vbus.h>
24#include <linux/platform_data/s3c-hsotg.h>
25
26#include <asm/mach-types.h>
27#include <asm/mach/map.h>
28
29#include <mach/map.h>
30#include <mach/regs-gpio.h>
31#include <mach/gpio-samsung.h>
32
33#include <plat/cpu.h>
34#include <plat/devs.h>
35#include <linux/platform_data/i2c-s3c2410.h>
36#include <plat/gpio-cfg.h>
37#include <linux/platform_data/hwmon-s3c.h>
38#include <linux/platform_data/usb-ohci-s3c2410.h>
39#include <plat/sdhci.h>
40#include <linux/platform_data/touchscreen-s3c2410.h>
41
42#include <video/platform_lcd.h>
43#include <plat/samsung-time.h>
44
45#include "common.h"
46#include "mach-smartq.h"
47#include "regs-modem.h"
48
49#define UCON S3C2410_UCON_DEFAULT
50#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
51#define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
52
53static struct s3c2410_uartcfg smartq_uartcfgs[] __initdata = {
54 [0] = {
55 .hwport = 0,
56 .flags = 0,
57 .ucon = UCON,
58 .ulcon = ULCON,
59 .ufcon = UFCON,
60 },
61 [1] = {
62 .hwport = 1,
63 .flags = 0,
64 .ucon = UCON,
65 .ulcon = ULCON,
66 .ufcon = UFCON,
67 },
68 [2] = {
69 .hwport = 2,
70 .flags = 0,
71 .ucon = UCON,
72 .ulcon = ULCON,
73 .ufcon = UFCON,
74 },
75};
76
77static void smartq_usb_host_powercontrol(int port, int to)
78{
79 pr_debug("%s(%d, %d)\n", __func__, port, to);
80
81 if (port == 0) {
82 gpio_set_value(S3C64XX_GPL(0), to);
83 gpio_set_value(S3C64XX_GPL(1), to);
84 }
85}
86
87static irqreturn_t smartq_usb_host_ocirq(int irq, void *pw)
88{
89 struct s3c2410_hcd_info *info = pw;
90
91 if (gpio_get_value(S3C64XX_GPL(10)) == 0) {
92 pr_debug("%s: over-current irq (oc detected)\n", __func__);
93 s3c2410_usb_report_oc(info, 3);
94 } else {
95 pr_debug("%s: over-current irq (oc cleared)\n", __func__);
96 s3c2410_usb_report_oc(info, 0);
97 }
98
99 return IRQ_HANDLED;
100}
101
102static void smartq_usb_host_enableoc(struct s3c2410_hcd_info *info, int on)
103{
104 int ret;
105
106 /* This isn't present on a SmartQ 5 board */
107 if (machine_is_smartq5())
108 return;
109
110 if (on) {
111 ret = request_irq(gpio_to_irq(S3C64XX_GPL(10)),
112 smartq_usb_host_ocirq,
113 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
114 "USB host overcurrent", info);
115 if (ret != 0)
116 pr_err("failed to request usb oc irq: %d\n", ret);
117 } else {
118 free_irq(gpio_to_irq(S3C64XX_GPL(10)), info);
119 }
120}
121
122static struct s3c2410_hcd_info smartq_usb_host_info = {
123 .port[0] = {
124 .flags = S3C_HCDFLG_USED
125 },
126 .port[1] = {
127 .flags = 0
128 },
129
130 .power_control = smartq_usb_host_powercontrol,
131 .enable_oc = smartq_usb_host_enableoc,
132};
133
134static struct gpio_vbus_mach_info smartq_usb_otg_vbus_pdata = {
135 .gpio_vbus = S3C64XX_GPL(9),
136 .gpio_pullup = -1,
137 .gpio_vbus_inverted = true,
138};
139
140static struct platform_device smartq_usb_otg_vbus_dev = {
141 .name = "gpio-vbus",
142 .dev.platform_data = &smartq_usb_otg_vbus_pdata,
143};
144
145static struct pwm_lookup smartq_pwm_lookup[] = {
146 PWM_LOOKUP("samsung-pwm", 1, "pwm-backlight.0", NULL,
147 1000000000 / (1000 * 20), PWM_POLARITY_NORMAL),
148};
149
150static int smartq_bl_init(struct device *dev)
151{
152 s3c_gpio_cfgpin(S3C64XX_GPF(15), S3C_GPIO_SFN(2));
153
154 return 0;
155}
156
157static struct platform_pwm_backlight_data smartq_backlight_data = {
158 .max_brightness = 1000,
159 .dft_brightness = 600,
160 .enable_gpio = -1,
161 .init = smartq_bl_init,
162};
163
164static struct platform_device smartq_backlight_device = {
165 .name = "pwm-backlight",
166 .dev = {
167 .parent = &samsung_device_pwm.dev,
168 .platform_data = &smartq_backlight_data,
169 },
170};
171
172static struct s3c2410_ts_mach_info smartq_touchscreen_pdata __initdata = {
173 .delay = 65535,
174 .presc = 99,
175 .oversampling_shift = 4,
176};
177
178static struct s3c_sdhci_platdata smartq_internal_hsmmc_pdata = {
179 .max_width = 4,
180 .cd_type = S3C_SDHCI_CD_PERMANENT,
181};
182
183static struct s3c_hwmon_pdata smartq_hwmon_pdata __initdata = {
184 /* Battery voltage (?-4.2V) */
185 .in[0] = &(struct s3c_hwmon_chcfg) {
186 .name = "smartq:battery-voltage",
187 .mult = 3300,
188 .div = 2048,
189 },
190 /* Reference voltage (1.2V) */
191 .in[1] = &(struct s3c_hwmon_chcfg) {
192 .name = "smartq:reference-voltage",
193 .mult = 3300,
194 .div = 4096,
195 },
196};
197
198static struct dwc2_hsotg_plat smartq_hsotg_pdata;
199
200static int __init smartq_lcd_setup_gpio(void)
201{
202 int ret;
203
204 ret = gpio_request(S3C64XX_GPM(3), "LCD power");
205 if (ret < 0)
206 return ret;
207
208 /* turn power off */
209 gpio_direction_output(S3C64XX_GPM(3), 0);
210
211 return 0;
212}
213
214/* GPM0 -> CS */
215static struct spi_gpio_platform_data smartq_lcd_control = {
216 .sck = S3C64XX_GPM(1),
217 .mosi = S3C64XX_GPM(2),
218 .miso = S3C64XX_GPM(2),
219};
220
221static struct platform_device smartq_lcd_control_device = {
222 .name = "spi-gpio",
223 .id = 1,
224 .dev.platform_data = &smartq_lcd_control,
225};
226
227static void smartq_lcd_power_set(struct plat_lcd_data *pd, unsigned int power)
228{
229 gpio_direction_output(S3C64XX_GPM(3), power);
230}
231
232static struct plat_lcd_data smartq_lcd_power_data = {
233 .set_power = smartq_lcd_power_set,
234};
235
236static struct platform_device smartq_lcd_power_device = {
237 .name = "platform-lcd",
238 .dev.parent = &s3c_device_fb.dev,
239 .dev.platform_data = &smartq_lcd_power_data,
240};
241
242static struct i2c_board_info smartq_i2c_devs[] __initdata = {
243 { I2C_BOARD_INFO("wm8987", 0x1a), },
244};
245
246static struct platform_device *smartq_devices[] __initdata = {
247 &s3c_device_hsmmc1, /* Init iNAND first, ... */
248 &s3c_device_hsmmc0, /* ... then the external SD card */
249 &s3c_device_hsmmc2,
250 &s3c_device_adc,
251 &s3c_device_fb,
252 &s3c_device_hwmon,
253 &s3c_device_i2c0,
254 &s3c_device_ohci,
255 &s3c_device_rtc,
256 &samsung_device_pwm,
257 &s3c_device_usb_hsotg,
258 &s3c64xx_device_iis0,
259 &smartq_backlight_device,
260 &smartq_lcd_control_device,
261 &smartq_lcd_power_device,
262 &smartq_usb_otg_vbus_dev,
263};
264
265static void __init smartq_lcd_mode_set(void)
266{
267 u32 tmp;
268
269 /* set the LCD type */
270 tmp = __raw_readl(S3C64XX_SPCON);
271 tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK;
272 tmp |= S3C64XX_SPCON_LCD_SEL_RGB;
273 __raw_writel(tmp, S3C64XX_SPCON);
274
275 /* remove the LCD bypass */
276 tmp = __raw_readl(S3C64XX_MODEM_MIFPCON);
277 tmp &= ~MIFPCON_LCD_BYPASS;
278 __raw_writel(tmp, S3C64XX_MODEM_MIFPCON);
279}
280
281static void smartq_power_off(void)
282{
283 gpio_direction_output(S3C64XX_GPK(15), 1);
284}
285
286static int __init smartq_power_off_init(void)
287{
288 int ret;
289
290 ret = gpio_request(S3C64XX_GPK(15), "Power control");
291 if (ret < 0) {
292 pr_err("%s: failed to get GPK15\n", __func__);
293 return ret;
294 }
295
296 /* leave power on */
297 gpio_direction_output(S3C64XX_GPK(15), 0);
298
299 pm_power_off = smartq_power_off;
300
301 return ret;
302}
303
304static int __init smartq_usb_host_init(void)
305{
306 int ret;
307
308 ret = gpio_request(S3C64XX_GPL(0), "USB power control");
309 if (ret < 0) {
310 pr_err("%s: failed to get GPL0\n", __func__);
311 return ret;
312 }
313
314 ret = gpio_request(S3C64XX_GPL(1), "USB host power control");
315 if (ret < 0) {
316 pr_err("%s: failed to get GPL1\n", __func__);
317 goto err;
318 }
319
320 if (!machine_is_smartq5()) {
321 /* This isn't present on a SmartQ 5 board */
322 ret = gpio_request(S3C64XX_GPL(10), "USB host overcurrent");
323 if (ret < 0) {
324 pr_err("%s: failed to get GPL10\n", __func__);
325 goto err2;
326 }
327 }
328
329 /* turn power off */
330 gpio_direction_output(S3C64XX_GPL(0), 0);
331 gpio_direction_output(S3C64XX_GPL(1), 0);
332 if (!machine_is_smartq5())
333 gpio_direction_input(S3C64XX_GPL(10));
334
335 s3c_device_ohci.dev.platform_data = &smartq_usb_host_info;
336
337 return 0;
338
339err2:
340 gpio_free(S3C64XX_GPL(1));
341err:
342 gpio_free(S3C64XX_GPL(0));
343 return ret;
344}
345
346static int __init smartq_wifi_init(void)
347{
348 int ret;
349
350 ret = gpio_request(S3C64XX_GPK(1), "wifi control");
351 if (ret < 0) {
352 pr_err("%s: failed to get GPK1\n", __func__);
353 return ret;
354 }
355
356 ret = gpio_request(S3C64XX_GPK(2), "wifi reset");
357 if (ret < 0) {
358 pr_err("%s: failed to get GPK2\n", __func__);
359 gpio_free(S3C64XX_GPK(1));
360 return ret;
361 }
362
363 /* turn power on */
364 gpio_direction_output(S3C64XX_GPK(1), 1);
365
366 /* reset device */
367 gpio_direction_output(S3C64XX_GPK(2), 0);
368 mdelay(100);
369 gpio_set_value(S3C64XX_GPK(2), 1);
370 gpio_direction_input(S3C64XX_GPK(2));
371
372 return 0;
373}
374
375static struct map_desc smartq_iodesc[] __initdata = {};
376void __init smartq_map_io(void)
377{
378 s3c64xx_init_io(smartq_iodesc, ARRAY_SIZE(smartq_iodesc));
379 s3c64xx_set_xtal_freq(12000000);
380 s3c64xx_set_xusbxti_freq(12000000);
381 s3c24xx_init_uarts(smartq_uartcfgs, ARRAY_SIZE(smartq_uartcfgs));
382 samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
383
384 smartq_lcd_mode_set();
385}
386
387static struct gpiod_lookup_table smartq_audio_gpios = {
388 .dev_id = "smartq-audio",
389 .table = {
390 GPIO_LOOKUP("GPL", 12, "headphone detect", 0),
391 GPIO_LOOKUP("GPK", 12, "amplifiers shutdown", 0),
392 { },
393 },
394};
395
396void __init smartq_machine_init(void)
397{
398 s3c_i2c0_set_platdata(NULL);
399 dwc2_hsotg_set_platdata(&smartq_hsotg_pdata);
400 s3c_hwmon_set_platdata(&smartq_hwmon_pdata);
401 s3c_sdhci1_set_platdata(&smartq_internal_hsmmc_pdata);
402 s3c_sdhci2_set_platdata(&smartq_internal_hsmmc_pdata);
403 s3c64xx_ts_set_platdata(&smartq_touchscreen_pdata);
404
405 i2c_register_board_info(0, smartq_i2c_devs,
406 ARRAY_SIZE(smartq_i2c_devs));
407
408 WARN_ON(smartq_lcd_setup_gpio());
409 WARN_ON(smartq_power_off_init());
410 WARN_ON(smartq_usb_host_init());
411 WARN_ON(smartq_wifi_init());
412
413 pwm_add_table(smartq_pwm_lookup, ARRAY_SIZE(smartq_pwm_lookup));
414 platform_add_devices(smartq_devices, ARRAY_SIZE(smartq_devices));
415
416 gpiod_add_lookup_table(&smartq_audio_gpios);
417 platform_device_register_simple("smartq-audio", -1, NULL, 0);
418}