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authorMaurus Cuelenaere <mcuelenaere@gmail.com>2010-05-20 05:35:50 -0400
committerBen Dooks <ben-linux@fluff.org>2010-05-20 06:42:15 -0400
commita2f7bffa29f18266bc7b55a2b47a5fa1274ed53f (patch)
tree8c800e68ce2d7715f25f5108d6d26a6c891d897a
parent45c8fa878475b16467109cf6534af03b27e28d10 (diff)
ARM: S3C6410: Add basic support for SmartQ machines
This adds new machine definitions for the SmartQ 5 and 7. Signed-off-by: Maurus Cuelenaere <mcuelenaere@gmail.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat
-rw-r--r--arch/arm/mach-s3c64xx/Kconfig31
-rw-r--r--arch/arm/mach-s3c64xx/Makefile3
-rw-r--r--arch/arm/mach-s3c64xx/mach-smartq.c363
-rw-r--r--arch/arm/mach-s3c64xx/mach-smartq.h20
-rw-r--r--arch/arm/mach-s3c64xx/mach-smartq5.c185
-rw-r--r--arch/arm/mach-s3c64xx/mach-smartq7.c201
6 files changed, 803 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c64xx/Kconfig b/arch/arm/mach-s3c64xx/Kconfig
index 1f2f412b0200..11d2353bc506 100644
--- a/arch/arm/mach-s3c64xx/Kconfig
+++ b/arch/arm/mach-s3c64xx/Kconfig
@@ -180,3 +180,34 @@ config MACH_HMT
180 select HAVE_PWM 180 select HAVE_PWM
181 help 181 help
182 Machine support for the Airgoo HMT 182 Machine support for the Airgoo HMT
183
184config MACH_SMARTQ
185 bool
186 select CPU_S3C6410
187 select S3C_DEV_HSMMC
188 select S3C_DEV_HSMMC1
189 select S3C_DEV_HSMMC2
190 select S3C_DEV_FB
191 select S3C_DEV_HWMON
192 select S3C_DEV_RTC
193 select S3C_DEV_USB_HSOTG
194 select S3C_DEV_USB_HOST
195 select S3C64XX_SETUP_SDHCI
196 select S3C64XX_SETUP_FB_24BPP
197 select SAMSUNG_DEV_ADC
198 select SAMSUNG_DEV_TS
199 select HAVE_PWM
200 help
201 Shared machine support for SmartQ 5/7
202
203config MACH_SMARTQ5
204 bool "SmartQ 5"
205 select MACH_SMARTQ
206 help
207 Machine support for the SmartQ 5
208
209config MACH_SMARTQ7
210 bool "SmartQ 7"
211 select MACH_SMARTQ
212 help
213 Machine support for the SmartQ 7
diff --git a/arch/arm/mach-s3c64xx/Makefile b/arch/arm/mach-s3c64xx/Makefile
index a10f1fc6b023..39ef55e2655f 100644
--- a/arch/arm/mach-s3c64xx/Makefile
+++ b/arch/arm/mach-s3c64xx/Makefile
@@ -52,6 +52,9 @@ obj-$(CONFIG_MACH_SMDK6400) += mach-smdk6400.o
52obj-$(CONFIG_MACH_SMDK6410) += mach-smdk6410.o 52obj-$(CONFIG_MACH_SMDK6410) += mach-smdk6410.o
53obj-$(CONFIG_MACH_NCP) += mach-ncp.o 53obj-$(CONFIG_MACH_NCP) += mach-ncp.o
54obj-$(CONFIG_MACH_HMT) += mach-hmt.o 54obj-$(CONFIG_MACH_HMT) += mach-hmt.o
55obj-$(CONFIG_MACH_SMARTQ) += mach-smartq.o
56obj-$(CONFIG_MACH_SMARTQ5) += mach-smartq5.o
57obj-$(CONFIG_MACH_SMARTQ7) += mach-smartq7.o
55 58
56# device support 59# device support
57 60
diff --git a/arch/arm/mach-s3c64xx/mach-smartq.c b/arch/arm/mach-s3c64xx/mach-smartq.c
new file mode 100644
index 000000000000..028d080dcd35
--- /dev/null
+++ b/arch/arm/mach-s3c64xx/mach-smartq.c
@@ -0,0 +1,363 @@
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/usb/gpio_vbus.h>
20
21#include <asm/mach-types.h>
22#include <asm/mach/map.h>
23
24#include <mach/map.h>
25#include <mach/regs-gpio.h>
26#include <mach/regs-modem.h>
27
28#include <plat/clock.h>
29#include <plat/cpu.h>
30#include <plat/devs.h>
31#include <plat/iic.h>
32#include <plat/gpio-cfg.h>
33#include <plat/hwmon.h>
34#include <plat/regs-serial.h>
35#include <plat/udc-hs.h>
36#include <plat/usb-control.h>
37#include <plat/sdhci.h>
38#include <plat/ts.h>
39
40#include <video/platform_lcd.h>
41
42#define UCON S3C2410_UCON_DEFAULT
43#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
44#define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
45
46static struct s3c2410_uartcfg smartq_uartcfgs[] __initdata = {
47 [0] = {
48 .hwport = 0,
49 .flags = 0,
50 .ucon = UCON,
51 .ulcon = ULCON,
52 .ufcon = UFCON,
53 },
54 [1] = {
55 .hwport = 1,
56 .flags = 0,
57 .ucon = UCON,
58 .ulcon = ULCON,
59 .ufcon = UFCON,
60 },
61 [2] = {
62 .hwport = 2,
63 .flags = 0,
64 .ucon = UCON,
65 .ulcon = ULCON,
66 .ufcon = UFCON,
67 },
68};
69
70static void smartq_usb_host_powercontrol(int port, int to)
71{
72 pr_debug("%s(%d, %d)\n", __func__, port, to);
73
74 if (port == 0) {
75 gpio_set_value(S3C64XX_GPL(0), to);
76 gpio_set_value(S3C64XX_GPL(1), to);
77 }
78}
79
80static irqreturn_t smartq_usb_host_ocirq(int irq, void *pw)
81{
82 struct s3c2410_hcd_info *info = pw;
83
84 if (gpio_get_value(S3C64XX_GPL(10)) == 0) {
85 pr_debug("%s: over-current irq (oc detected)\n", __func__);
86 s3c2410_usb_report_oc(info, 3);
87 } else {
88 pr_debug("%s: over-current irq (oc cleared)\n", __func__);
89 s3c2410_usb_report_oc(info, 0);
90 }
91
92 return IRQ_HANDLED;
93}
94
95static void smartq_usb_host_enableoc(struct s3c2410_hcd_info *info, int on)
96{
97 int ret;
98
99 /* This isn't present on a SmartQ 5 board */
100 if (machine_is_smartq5())
101 return;
102
103 if (on) {
104 ret = request_irq(gpio_to_irq(S3C64XX_GPL(10)),
105 smartq_usb_host_ocirq, IRQF_DISABLED |
106 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
107 "USB host overcurrent", info);
108 if (ret != 0)
109 pr_err("failed to request usb oc irq: %d\n", ret);
110 } else {
111 free_irq(gpio_to_irq(S3C64XX_GPL(10)), info);
112 }
113}
114
115static struct s3c2410_hcd_info smartq_usb_host_info = {
116 .port[0] = {
117 .flags = S3C_HCDFLG_USED
118 },
119 .port[1] = {
120 .flags = 0
121 },
122
123 .power_control = smartq_usb_host_powercontrol,
124 .enable_oc = smartq_usb_host_enableoc,
125};
126
127static struct gpio_vbus_mach_info smartq_usb_otg_vbus_pdata = {
128 .gpio_vbus = S3C64XX_GPL(9),
129 .gpio_pullup = -1,
130 .gpio_vbus_inverted = true,
131};
132
133static struct platform_device smartq_usb_otg_vbus_dev = {
134 .name = "gpio-vbus",
135 .dev.platform_data = &smartq_usb_otg_vbus_pdata,
136};
137
138static int __init smartq_bl_init(struct device *dev)
139{
140 s3c_gpio_cfgpin(S3C64XX_GPF(15), S3C_GPIO_SFN(2));
141
142 return 0;
143}
144
145static struct platform_pwm_backlight_data smartq_backlight_data = {
146 .pwm_id = 1,
147 .max_brightness = 1000,
148 .dft_brightness = 600,
149 .pwm_period_ns = 1000000000 / (1000 * 20),
150 .init = smartq_bl_init,
151};
152
153static struct platform_device smartq_backlight_device = {
154 .name = "pwm-backlight",
155 .dev = {
156 .parent = &s3c_device_timer[1].dev,
157 .platform_data = &smartq_backlight_data,
158 },
159};
160
161static struct s3c2410_ts_mach_info smartq_touchscreen_pdata __initdata = {
162 .delay = 65535,
163 .presc = 99,
164 .oversampling_shift = 4,
165};
166
167static struct s3c_sdhci_platdata smartq_internal_hsmmc_pdata = {
168 .max_width = 4,
169 /*.broken_card_detection = true,*/
170};
171
172static struct s3c_hwmon_pdata smartq_hwmon_pdata __initdata = {
173 /* Battery voltage (?-4.2V) */
174 .in[0] = &(struct s3c_hwmon_chcfg) {
175 .name = "smartq:battery-voltage",
176 .mult = 3300,
177 .div = 2048,
178 },
179 /* Reference voltage (1.2V) */
180 .in[1] = &(struct s3c_hwmon_chcfg) {
181 .name = "smartq:reference-voltage",
182 .mult = 3300,
183 .div = 4096,
184 },
185};
186
187static void smartq_lcd_power_set(struct plat_lcd_data *pd, unsigned int power)
188{
189 gpio_direction_output(S3C64XX_GPM(3), power);
190}
191
192static struct plat_lcd_data smartq_lcd_power_data = {
193 .set_power = smartq_lcd_power_set,
194};
195
196static struct platform_device smartq_lcd_power_device = {
197 .name = "platform-lcd",
198 .dev.parent = &s3c_device_fb.dev,
199 .dev.platform_data = &smartq_lcd_power_data,
200};
201
202
203static struct platform_device *smartq_devices[] __initdata = {
204 &s3c_device_hsmmc1, /* Init iNAND first, ... */
205 &s3c_device_hsmmc0, /* ... then the external SD card */
206 &s3c_device_hsmmc2,
207 &s3c_device_adc,
208 &s3c_device_fb,
209 &s3c_device_hwmon,
210 &s3c_device_i2c0,
211 &s3c_device_ohci,
212 &s3c_device_rtc,
213 &s3c_device_timer[1],
214 &s3c_device_ts,
215 &s3c_device_usb_hsotg,
216 &smartq_backlight_device,
217 &smartq_lcd_power_device,
218 &smartq_usb_otg_vbus_dev,
219};
220
221static void __init smartq_lcd_mode_set(void)
222{
223 u32 tmp;
224
225 /* set the LCD type */
226 tmp = __raw_readl(S3C64XX_SPCON);
227 tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK;
228 tmp |= S3C64XX_SPCON_LCD_SEL_RGB;
229 __raw_writel(tmp, S3C64XX_SPCON);
230
231 /* remove the LCD bypass */
232 tmp = __raw_readl(S3C64XX_MODEM_MIFPCON);
233 tmp &= ~MIFPCON_LCD_BYPASS;
234 __raw_writel(tmp, S3C64XX_MODEM_MIFPCON);
235}
236
237static void smartq_power_off(void)
238{
239 gpio_direction_output(S3C64XX_GPK(15), 1);
240}
241
242static int __init smartq_power_off_init(void)
243{
244 int ret;
245
246 ret = gpio_request(S3C64XX_GPK(15), "Power control");
247 if (ret < 0) {
248 pr_err("%s: failed to get GPK15\n", __func__);
249 return ret;
250 }
251
252 /* leave power on */
253 gpio_direction_output(S3C64XX_GPK(15), 0);
254
255
256 pm_power_off = smartq_power_off;
257
258 return ret;
259}
260
261static int __init smartq_usb_host_init(void)
262{
263 int ret;
264
265 ret = gpio_request(S3C64XX_GPL(0), "USB power control");
266 if (ret < 0) {
267 pr_err("%s: failed to get GPL0\n", __func__);
268 return ret;
269 }
270
271 ret = gpio_request(S3C64XX_GPL(1), "USB host power control");
272 if (ret < 0) {
273 pr_err("%s: failed to get GPL1\n", __func__);
274 goto err;
275 }
276
277 if (!machine_is_smartq5()) {
278 /* This isn't present on a SmartQ 5 board */
279 ret = gpio_request(S3C64XX_GPL(10), "USB host overcurrent");
280 if (ret < 0) {
281 pr_err("%s: failed to get GPL10\n", __func__);
282 goto err2;
283 }
284 }
285
286 /* turn power off */
287 gpio_direction_output(S3C64XX_GPL(0), 0);
288 gpio_direction_output(S3C64XX_GPL(1), 0);
289 if (!machine_is_smartq5())
290 gpio_direction_input(S3C64XX_GPL(10));
291
292 s3c_device_ohci.dev.platform_data = &smartq_usb_host_info;
293
294 return 0;
295
296err2:
297 gpio_free(S3C64XX_GPL(1));
298err:
299 gpio_free(S3C64XX_GPL(0));
300 return ret;
301}
302
303static int __init smartq_usb_otg_init(void)
304{
305 clk_xusbxti.rate = 12000000;
306
307 return 0;
308}
309
310static int __init smartq_wifi_init(void)
311{
312 int ret;
313
314 ret = gpio_request(S3C64XX_GPK(1), "wifi control");
315 if (ret < 0) {
316 pr_err("%s: failed to get GPK1\n", __func__);
317 return ret;
318 }
319
320 ret = gpio_request(S3C64XX_GPK(2), "wifi reset");
321 if (ret < 0) {
322 pr_err("%s: failed to get GPK2\n", __func__);
323 gpio_free(S3C64XX_GPK(1));
324 return ret;
325 }
326
327 /* turn power on */
328 gpio_direction_output(S3C64XX_GPK(1), 1);
329
330 /* reset device */
331 gpio_direction_output(S3C64XX_GPK(2), 0);
332 mdelay(100);
333 gpio_set_value(S3C64XX_GPK(2), 1);
334 gpio_direction_input(S3C64XX_GPK(2));
335
336 return 0;
337}
338
339static struct map_desc smartq_iodesc[] __initdata = {};
340void __init smartq_map_io(void)
341{
342 s3c64xx_init_io(smartq_iodesc, ARRAY_SIZE(smartq_iodesc));
343 s3c24xx_init_clocks(12000000);
344 s3c24xx_init_uarts(smartq_uartcfgs, ARRAY_SIZE(smartq_uartcfgs));
345
346 smartq_lcd_mode_set();
347}
348
349void __init smartq_machine_init(void)
350{
351 s3c_i2c0_set_platdata(NULL);
352 s3c_hwmon_set_platdata(&smartq_hwmon_pdata);
353 s3c_sdhci1_set_platdata(&smartq_internal_hsmmc_pdata);
354 s3c_sdhci2_set_platdata(&smartq_internal_hsmmc_pdata);
355 s3c24xx_ts_set_platdata(&smartq_touchscreen_pdata);
356
357 WARN_ON(smartq_power_off_init());
358 WARN_ON(smartq_usb_host_init());
359 WARN_ON(smartq_usb_otg_init());
360 WARN_ON(smartq_wifi_init());
361
362 platform_add_devices(smartq_devices, ARRAY_SIZE(smartq_devices));
363}
diff --git a/arch/arm/mach-s3c64xx/mach-smartq.h b/arch/arm/mach-s3c64xx/mach-smartq.h
new file mode 100644
index 000000000000..8e8b693db3af
--- /dev/null
+++ b/arch/arm/mach-s3c64xx/mach-smartq.h
@@ -0,0 +1,20 @@
1/*
2 * linux/arch/arm/mach-s3c64xx/mach-smartq.h
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#ifndef __MACH_SMARTQ_H
13#define __MACH_SMARTQ_H __FILE__
14
15#include <linux/init.h>
16
17extern void __init smartq_map_io(void);
18extern void __init smartq_machine_init(void);
19
20#endif /* __MACH_SMARTQ_H */
diff --git a/arch/arm/mach-s3c64xx/mach-smartq5.c b/arch/arm/mach-s3c64xx/mach-smartq5.c
new file mode 100644
index 000000000000..1d0326ead90f
--- /dev/null
+++ b/arch/arm/mach-s3c64xx/mach-smartq5.c
@@ -0,0 +1,185 @@
1/*
2 * linux/arch/arm/mach-s3c64xx/mach-smartq5.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/fb.h>
13#include <linux/gpio.h>
14#include <linux/gpio_keys.h>
15#include <linux/i2c-gpio.h>
16#include <linux/init.h>
17#include <linux/input.h>
18#include <linux/leds.h>
19#include <linux/platform_device.h>
20
21#include <asm/mach-types.h>
22#include <asm/mach/arch.h>
23
24#include <mach/map.h>
25#include <mach/regs-fb.h>
26#include <mach/regs-gpio.h>
27#include <mach/s3c6410.h>
28
29#include <plat/cpu.h>
30#include <plat/devs.h>
31#include <plat/fb.h>
32#include <plat/gpio-cfg.h>
33
34#include "mach-smartq.h"
35
36static void __init smartq5_lcd_setup_gpio(void)
37{
38 gpio_request(S3C64XX_GPM(0), "LCD SCEN pin");
39 gpio_request(S3C64XX_GPM(1), "LCD SCL pin");
40 gpio_request(S3C64XX_GPM(2), "LCD SDA pin");
41 gpio_request(S3C64XX_GPM(3), "LCD power");
42
43 /* turn power off */
44 gpio_direction_output(S3C64XX_GPM(0), 1);
45 gpio_direction_input(S3C64XX_GPM(1));
46 gpio_direction_input(S3C64XX_GPM(2));
47 gpio_direction_output(S3C64XX_GPM(3), 0);
48}
49
50static struct i2c_gpio_platform_data smartq5_lcd_control = {
51 .sda_pin = S3C64XX_GPM(2),
52 .scl_pin = S3C64XX_GPM(1),
53};
54
55static struct platform_device smartq5_lcd_control_device = {
56 .name = "i2c-gpio",
57 .id = 1,
58 .dev.platform_data = &smartq5_lcd_control,
59};
60
61static struct gpio_led smartq5_leds[] __initdata = {
62 {
63 .name = "smartq5:green",
64 .active_low = 1,
65 .gpio = S3C64XX_GPN(8),
66 },
67 {
68 .name = "smartq5:red",
69 .active_low = 1,
70 .gpio = S3C64XX_GPN(9),
71 },
72};
73
74static struct gpio_led_platform_data smartq5_led_data = {
75 .num_leds = ARRAY_SIZE(smartq5_leds),
76 .leds = smartq5_leds,
77};
78
79static struct platform_device smartq5_leds_device = {
80 .name = "leds-gpio",
81 .id = -1,
82 .dev.platform_data = &smartq5_led_data,
83};
84
85/* Labels according to the SmartQ manual */
86static struct gpio_keys_button smartq5_buttons[] = {
87 {
88 .gpio = S3C64XX_GPL(14),
89 .code = KEY_POWER,
90 .desc = "Power",
91 .active_low = 1,
92 .debounce_interval = 5,
93 .type = EV_KEY,
94 },
95 {
96 .gpio = S3C64XX_GPN(2),
97 .code = KEY_KPMINUS,
98 .desc = "Minus",
99 .active_low = 1,
100 .debounce_interval = 5,
101 .type = EV_KEY,
102 },
103 {
104 .gpio = S3C64XX_GPN(12),
105 .code = KEY_KPPLUS,
106 .desc = "Plus",
107 .active_low = 1,
108 .debounce_interval = 5,
109 .type = EV_KEY,
110 },
111 {
112 .gpio = S3C64XX_GPN(15),
113 .code = KEY_ENTER,
114 .desc = "Move",
115 .active_low = 1,
116 .debounce_interval = 5,
117 .type = EV_KEY,
118 },
119};
120
121static struct gpio_keys_platform_data smartq5_buttons_data = {
122 .buttons = smartq5_buttons,
123 .nbuttons = ARRAY_SIZE(smartq5_buttons),
124};
125
126static struct platform_device smartq5_buttons_device = {
127 .name = "gpio-keys",
128 .id = 0,
129 .num_resources = 0,
130 .dev = {
131 .platform_data = &smartq5_buttons_data,
132 }
133};
134
135static struct s3c_fb_pd_win smartq5_fb_win0 = {
136 .win_mode = {
137 .pixclock = 1000000000000ULL /
138 ((40+1+216+800)*(10+1+35+480)*80),
139 .left_margin = 40,
140 .right_margin = 216,
141 .upper_margin = 10,
142 .lower_margin = 35,
143 .hsync_len = 1,
144 .vsync_len = 1,
145 .xres = 800,
146 .yres = 480,
147 },
148 .max_bpp = 32,
149 .default_bpp = 16,
150};
151
152static struct s3c_fb_platdata smartq5_lcd_pdata __initdata = {
153 .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
154 .win[0] = &smartq5_fb_win0,
155 .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
156 .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
157 VIDCON1_INV_VDEN,
158};
159
160static struct platform_device *smartq5_devices[] __initdata = {
161 &smartq5_leds_device,
162 &smartq5_buttons_device,
163 &smartq5_lcd_control_device,
164};
165
166static void __init smartq5_machine_init(void)
167{
168 s3c_fb_set_platdata(&smartq5_lcd_pdata);
169
170 smartq_machine_init();
171 smartq5_lcd_setup_gpio();
172
173 platform_add_devices(smartq5_devices, ARRAY_SIZE(smartq5_devices));
174}
175
176MACHINE_START(SMARTQ5, "SmartQ 5")
177 /* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */
178 .phys_io = S3C_PA_UART & 0xfff00000,
179 .io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
180 .boot_params = S3C64XX_PA_SDRAM + 0x100,
181 .init_irq = s3c6410_init_irq,
182 .map_io = smartq_map_io,
183 .init_machine = smartq5_machine_init,
184 .timer = &s3c24xx_timer,
185MACHINE_END
diff --git a/arch/arm/mach-s3c64xx/mach-smartq7.c b/arch/arm/mach-s3c64xx/mach-smartq7.c
new file mode 100644
index 000000000000..e0bc78ecb156
--- /dev/null
+++ b/arch/arm/mach-s3c64xx/mach-smartq7.c
@@ -0,0 +1,201 @@
1/*
2 * linux/arch/arm/mach-s3c64xx/mach-smartq7.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/fb.h>
13#include <linux/gpio.h>
14#include <linux/gpio_keys.h>
15#include <linux/i2c-gpio.h>
16#include <linux/init.h>
17#include <linux/input.h>
18#include <linux/leds.h>
19#include <linux/platform_device.h>
20
21#include <asm/mach-types.h>
22#include <asm/mach/arch.h>
23
24#include <mach/map.h>
25#include <mach/regs-fb.h>
26#include <mach/regs-gpio.h>
27#include <mach/s3c6410.h>
28
29#include <plat/cpu.h>
30#include <plat/devs.h>
31#include <plat/fb.h>
32#include <plat/gpio-cfg.h>
33
34#include "mach-smartq.h"
35
36static void __init smartq7_lcd_setup_gpio(void)
37{
38 gpio_request(S3C64XX_GPM(0), "LCD CSB pin");
39 gpio_request(S3C64XX_GPM(3), "LCD power");
40 gpio_request(S3C64XX_GPM(4), "LCD power status");
41
42 /* turn power off */
43 gpio_direction_output(S3C64XX_GPM(0), 1);
44 gpio_direction_output(S3C64XX_GPM(3), 0);
45 gpio_direction_input(S3C64XX_GPM(4));
46}
47
48static struct i2c_gpio_platform_data smartq7_lcd_control = {
49 .sda_pin = S3C64XX_GPM(2),
50 .scl_pin = S3C64XX_GPM(1),
51 .sda_is_open_drain = 1,
52 .scl_is_open_drain = 1,
53};
54
55static struct platform_device smartq7_lcd_control_device = {
56 .name = "i2c-gpio",
57 .id = 1,
58 .dev.platform_data = &smartq7_lcd_control,
59};
60
61static struct gpio_led smartq7_leds[] __initdata = {
62 {
63 .name = "smartq7:red",
64 .active_low = 1,
65 .gpio = S3C64XX_GPN(8),
66 },
67 {
68 .name = "smartq7:green",
69 .active_low = 1,
70 .gpio = S3C64XX_GPN(9),
71 },
72};
73
74static struct gpio_led_platform_data smartq7_led_data = {
75 .num_leds = ARRAY_SIZE(smartq7_leds),
76 .leds = smartq7_leds,
77};
78
79static struct platform_device smartq7_leds_device = {
80 .name = "leds-gpio",
81 .id = -1,
82 .dev.platform_data = &smartq7_led_data,
83};
84
85/* Labels according to the SmartQ manual */
86static struct gpio_keys_button smartq7_buttons[] = {
87 {
88 .gpio = S3C64XX_GPL(14),
89 .code = KEY_POWER,
90 .desc = "Power",
91 .active_low = 1,
92 .debounce_interval = 5,
93 .type = EV_KEY,
94 },
95 {
96 .gpio = S3C64XX_GPN(2),
97 .code = KEY_FN,
98 .desc = "Function",
99 .active_low = 1,
100 .debounce_interval = 5,
101 .type = EV_KEY,
102 },
103 {
104 .gpio = S3C64XX_GPN(3),
105 .code = KEY_KPMINUS,
106 .desc = "Minus",
107 .active_low = 1,
108 .debounce_interval = 5,
109 .type = EV_KEY,
110 },
111 {
112 .gpio = S3C64XX_GPN(4),
113 .code = KEY_KPPLUS,
114 .desc = "Plus",
115 .active_low = 1,
116 .debounce_interval = 5,
117 .type = EV_KEY,
118 },
119 {
120 .gpio = S3C64XX_GPN(12),
121 .code = KEY_ENTER,
122 .desc = "Enter",
123 .active_low = 1,
124 .debounce_interval = 5,
125 .type = EV_KEY,
126 },
127 {
128 .gpio = S3C64XX_GPN(15),
129 .code = KEY_ESC,
130 .desc = "Cancel",
131 .active_low = 1,
132 .debounce_interval = 5,
133 .type = EV_KEY,
134 },
135};
136
137static struct gpio_keys_platform_data smartq7_buttons_data = {
138 .buttons = smartq7_buttons,
139 .nbuttons = ARRAY_SIZE(smartq7_buttons),
140};
141
142static struct platform_device smartq7_buttons_device = {
143 .name = "gpio-keys",
144 .id = 0,
145 .num_resources = 0,
146 .dev = {
147 .platform_data = &smartq7_buttons_data,
148 }
149};
150
151static struct s3c_fb_pd_win smartq7_fb_win0 = {
152 .win_mode = {
153 .pixclock = 1000000000000ULL /
154 ((3+10+5+800)*(1+3+20+480)*80),
155 .left_margin = 3,
156 .right_margin = 5,
157 .upper_margin = 1,
158 .lower_margin = 20,
159 .hsync_len = 10,
160 .vsync_len = 3,
161 .xres = 800,
162 .yres = 480,
163 },
164 .max_bpp = 32,
165 .default_bpp = 16,
166};
167
168static struct s3c_fb_platdata smartq7_lcd_pdata __initdata = {
169 .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
170 .win[0] = &smartq7_fb_win0,
171 .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
172 .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
173 VIDCON1_INV_VCLK,
174};
175
176static struct platform_device *smartq7_devices[] __initdata = {
177 &smartq7_leds_device,
178 &smartq7_buttons_device,
179 &smartq7_lcd_control_device,
180};
181
182static void __init smartq7_machine_init(void)
183{
184 s3c_fb_set_platdata(&smartq7_lcd_pdata);
185
186 smartq_machine_init();
187 smartq7_lcd_setup_gpio();
188
189 platform_add_devices(smartq7_devices, ARRAY_SIZE(smartq7_devices));
190}
191
192MACHINE_START(SMARTQ7, "SmartQ 7")
193 /* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */
194 .phys_io = S3C_PA_UART & 0xfff00000,
195 .io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
196 .boot_params = S3C64XX_PA_SDRAM + 0x100,
197 .init_irq = s3c6410_init_irq,
198 .map_io = smartq_map_io,
199 .init_machine = smartq7_machine_init,
200 .timer = &s3c24xx_timer,
201MACHINE_END
generated by cgit v1.2.2 (git 2.25.0) at 2025-08-19 21:34:39 -0400