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431107ea | 1 | /* linux/arch/arm/mach-s3c64xx/mach-anw6410.c |
1f26a8a0 KL |
2 | * |
3 | * Copyright 2008 Openmoko, Inc. | |
4 | * Copyright 2008 Simtec Electronics | |
5 | * Ben Dooks <ben@simtec.co.uk> | |
6 | * http://armlinux.simtec.co.uk/ | |
7 | * Copyright 2009 Kwangwoo Lee | |
8 | * Kwangwoo Lee <kwangwoo.lee@gmail.com> | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License version 2 as | |
12 | * published by the Free Software Foundation. | |
13 | * | |
14 | */ | |
15 | ||
16 | #include <linux/kernel.h> | |
17 | #include <linux/types.h> | |
18 | #include <linux/interrupt.h> | |
19 | #include <linux/list.h> | |
20 | #include <linux/timer.h> | |
21 | #include <linux/init.h> | |
22 | #include <linux/serial_core.h> | |
334a1c70 | 23 | #include <linux/serial_s3c.h> |
1f26a8a0 KL |
24 | #include <linux/platform_device.h> |
25 | #include <linux/io.h> | |
26 | #include <linux/i2c.h> | |
27 | #include <linux/fb.h> | |
28 | #include <linux/gpio.h> | |
29 | #include <linux/delay.h> | |
30 | #include <linux/dm9000.h> | |
31 | ||
32 | #include <video/platform_lcd.h> | |
5a213a55 | 33 | #include <video/samsung_fimd.h> |
1f26a8a0 KL |
34 | |
35 | #include <asm/mach/arch.h> | |
36 | #include <asm/mach/map.h> | |
37 | #include <asm/mach/irq.h> | |
38 | ||
39 | #include <mach/hardware.h> | |
1f26a8a0 KL |
40 | #include <mach/map.h> |
41 | ||
42 | #include <asm/irq.h> | |
43 | #include <asm/mach-types.h> | |
44 | ||
436d42c6 | 45 | #include <linux/platform_data/i2c-s3c2410.h> |
1f26a8a0 KL |
46 | #include <plat/fb.h> |
47 | ||
1f26a8a0 KL |
48 | #include <plat/clock.h> |
49 | #include <plat/devs.h> | |
50 | #include <plat/cpu.h> | |
3501c9ae | 51 | #include <mach/regs-gpio.h> |
b0161caa | 52 | #include <mach/gpio-samsung.h> |
04a49b71 | 53 | #include <plat/samsung-time.h> |
1f26a8a0 | 54 | |
b024043b | 55 | #include "common.h" |
a81c1970 | 56 | #include "regs-modem.h" |
b024043b | 57 | |
1f26a8a0 KL |
58 | /* DM9000 */ |
59 | #define ANW6410_PA_DM9000 (0x18000000) | |
60 | ||
61 | /* A hardware buffer to control external devices is mapped at 0x30000000. | |
62 | * It can not be read. So current status must be kept in anw6410_extdev_status. | |
63 | */ | |
64 | #define ANW6410_VA_EXTDEV S3C_ADDR(0x02000000) | |
65 | #define ANW6410_PA_EXTDEV (0x30000000) | |
66 | ||
67 | #define ANW6410_EN_DM9000 (1<<11) | |
68 | #define ANW6410_EN_LCD (1<<14) | |
69 | ||
70 | static __u32 anw6410_extdev_status; | |
71 | ||
72 | static struct s3c2410_uartcfg anw6410_uartcfgs[] __initdata = { | |
73 | [0] = { | |
74 | .hwport = 0, | |
75 | .flags = 0, | |
76 | .ucon = 0x3c5, | |
77 | .ulcon = 0x03, | |
78 | .ufcon = 0x51, | |
79 | }, | |
80 | [1] = { | |
81 | .hwport = 1, | |
82 | .flags = 0, | |
83 | .ucon = 0x3c5, | |
84 | .ulcon = 0x03, | |
85 | .ufcon = 0x51, | |
86 | }, | |
87 | }; | |
88 | ||
89 | /* framebuffer and LCD setup. */ | |
90 | static void __init anw6410_lcd_mode_set(void) | |
91 | { | |
92 | u32 tmp; | |
93 | ||
94 | /* set the LCD type */ | |
95 | tmp = __raw_readl(S3C64XX_SPCON); | |
96 | tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK; | |
97 | tmp |= S3C64XX_SPCON_LCD_SEL_RGB; | |
98 | __raw_writel(tmp, S3C64XX_SPCON); | |
99 | ||
100 | /* remove the LCD bypass */ | |
101 | tmp = __raw_readl(S3C64XX_MODEM_MIFPCON); | |
102 | tmp &= ~MIFPCON_LCD_BYPASS; | |
103 | __raw_writel(tmp, S3C64XX_MODEM_MIFPCON); | |
104 | } | |
105 | ||
106 | /* GPF1 = LCD panel power | |
107 | * GPF4 = LCD backlight control | |
108 | */ | |
109 | static void anw6410_lcd_power_set(struct plat_lcd_data *pd, | |
110 | unsigned int power) | |
111 | { | |
112 | if (power) { | |
113 | anw6410_extdev_status |= (ANW6410_EN_LCD << 16); | |
114 | __raw_writel(anw6410_extdev_status, ANW6410_VA_EXTDEV); | |
115 | ||
116 | gpio_direction_output(S3C64XX_GPF(1), 1); | |
117 | gpio_direction_output(S3C64XX_GPF(4), 1); | |
118 | } else { | |
119 | anw6410_extdev_status &= ~(ANW6410_EN_LCD << 16); | |
120 | __raw_writel(anw6410_extdev_status, ANW6410_VA_EXTDEV); | |
121 | ||
122 | gpio_direction_output(S3C64XX_GPF(1), 0); | |
123 | gpio_direction_output(S3C64XX_GPF(4), 0); | |
124 | } | |
125 | } | |
126 | ||
127 | static struct plat_lcd_data anw6410_lcd_power_data = { | |
128 | .set_power = anw6410_lcd_power_set, | |
129 | }; | |
130 | ||
131 | static struct platform_device anw6410_lcd_powerdev = { | |
132 | .name = "platform-lcd", | |
133 | .dev.parent = &s3c_device_fb.dev, | |
134 | .dev.platform_data = &anw6410_lcd_power_data, | |
135 | }; | |
136 | ||
137 | static struct s3c_fb_pd_win anw6410_fb_win0 = { | |
1f26a8a0 KL |
138 | .max_bpp = 32, |
139 | .default_bpp = 16, | |
79d3c41a TA |
140 | .xres = 800, |
141 | .yres = 480, | |
142 | }; | |
143 | ||
144 | static struct fb_videomode anw6410_lcd_timing = { | |
145 | .left_margin = 8, | |
146 | .right_margin = 13, | |
147 | .upper_margin = 7, | |
148 | .lower_margin = 5, | |
149 | .hsync_len = 3, | |
150 | .vsync_len = 1, | |
151 | .xres = 800, | |
152 | .yres = 480, | |
1f26a8a0 KL |
153 | }; |
154 | ||
155 | /* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */ | |
156 | static struct s3c_fb_platdata anw6410_lcd_pdata __initdata = { | |
157 | .setup_gpio = s3c64xx_fb_gpio_setup_24bpp, | |
79d3c41a | 158 | .vtiming = &anw6410_lcd_timing, |
1f26a8a0 KL |
159 | .win[0] = &anw6410_fb_win0, |
160 | .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB, | |
161 | .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC, | |
162 | }; | |
163 | ||
164 | /* DM9000AEP 10/100 ethernet controller */ | |
165 | static void __init anw6410_dm9000_enable(void) | |
166 | { | |
167 | anw6410_extdev_status |= (ANW6410_EN_DM9000 << 16); | |
168 | __raw_writel(anw6410_extdev_status, ANW6410_VA_EXTDEV); | |
169 | } | |
170 | ||
171 | static struct resource anw6410_dm9000_resource[] = { | |
178e7126 TB |
172 | [0] = DEFINE_RES_MEM(ANW6410_PA_DM9000, 4), |
173 | [1] = DEFINE_RES_MEM(ANW6410_PA_DM9000 + 4, 501), | |
174 | [2] = DEFINE_RES_NAMED(IRQ_EINT(15), 1, NULL, IORESOURCE_IRQ \ | |
175 | | IRQF_TRIGGER_HIGH), | |
1f26a8a0 KL |
176 | }; |
177 | ||
178 | static struct dm9000_plat_data anw6410_dm9000_pdata = { | |
179 | .flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM), | |
180 | /* dev_addr can be set to provide hwaddr. */ | |
181 | }; | |
182 | ||
183 | static struct platform_device anw6410_device_eth = { | |
184 | .name = "dm9000", | |
185 | .id = -1, | |
186 | .num_resources = ARRAY_SIZE(anw6410_dm9000_resource), | |
187 | .resource = anw6410_dm9000_resource, | |
188 | .dev = { | |
189 | .platform_data = &anw6410_dm9000_pdata, | |
190 | }, | |
191 | }; | |
192 | ||
193 | static struct map_desc anw6410_iodesc[] __initdata = { | |
194 | { | |
195 | .virtual = (unsigned long)ANW6410_VA_EXTDEV, | |
196 | .pfn = __phys_to_pfn(ANW6410_PA_EXTDEV), | |
197 | .length = SZ_64K, | |
198 | .type = MT_DEVICE, | |
199 | }, | |
200 | }; | |
201 | ||
202 | static struct platform_device *anw6410_devices[] __initdata = { | |
203 | &s3c_device_fb, | |
204 | &anw6410_lcd_powerdev, | |
205 | &anw6410_device_eth, | |
206 | }; | |
207 | ||
208 | static void __init anw6410_map_io(void) | |
209 | { | |
210 | s3c64xx_init_io(anw6410_iodesc, ARRAY_SIZE(anw6410_iodesc)); | |
b69f460d | 211 | s3c64xx_set_xtal_freq(12000000); |
1f26a8a0 | 212 | s3c24xx_init_uarts(anw6410_uartcfgs, ARRAY_SIZE(anw6410_uartcfgs)); |
04a49b71 | 213 | samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4); |
1f26a8a0 KL |
214 | |
215 | anw6410_lcd_mode_set(); | |
216 | } | |
217 | ||
218 | static void __init anw6410_machine_init(void) | |
219 | { | |
220 | s3c_fb_set_platdata(&anw6410_lcd_pdata); | |
221 | ||
222 | gpio_request(S3C64XX_GPF(1), "panel power"); | |
223 | gpio_request(S3C64XX_GPF(4), "LCD backlight"); | |
224 | ||
225 | anw6410_dm9000_enable(); | |
226 | ||
227 | platform_add_devices(anw6410_devices, ARRAY_SIZE(anw6410_devices)); | |
228 | } | |
229 | ||
230 | MACHINE_START(ANW6410, "A&W6410") | |
231 | /* Maintainer: Kwangwoo Lee <kwangwoo.lee@gmail.com> */ | |
170a5908 | 232 | .atag_offset = 0x100, |
1f26a8a0 KL |
233 | |
234 | .init_irq = s3c6410_init_irq, | |
235 | .map_io = anw6410_map_io, | |
236 | .init_machine = anw6410_machine_init, | |
cc8f252b | 237 | .init_late = s3c64xx_init_late, |
04a49b71 | 238 | .init_time = samsung_timer_init, |
ff84ded2 | 239 | .restart = s3c64xx_restart, |
1f26a8a0 | 240 | MACHINE_END |