1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
|
// SPDX-License-Identifier: GPL-2.0
//
// Copyright 2008 Openmoko, Inc.
// Copyright 2008 Simtec Electronics
// Ben Dooks <ben@simtec.co.uk>
// http://armlinux.simtec.co.uk/
// Copyright 2009 Kwangwoo Lee
// Kwangwoo Lee <kwangwoo.lee@gmail.com>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/timer.h>
#include <linux/init.h>
#include <linux/serial_core.h>
#include <linux/serial_s3c.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/i2c.h>
#include <linux/fb.h>
#include <linux/gpio.h>
#include <linux/delay.h>
#include <linux/dm9000.h>
#include <video/platform_lcd.h>
#include <video/samsung_fimd.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <mach/hardware.h>
#include <mach/map.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
#include <linux/platform_data/i2c-s3c2410.h>
#include <plat/fb.h>
#include <plat/devs.h>
#include <plat/cpu.h>
#include <mach/irqs.h>
#include <mach/regs-gpio.h>
#include <mach/gpio-samsung.h>
#include "common.h"
#include "regs-modem.h"
/* DM9000 */
#define ANW6410_PA_DM9000 (0x18000000)
/* A hardware buffer to control external devices is mapped at 0x30000000.
* It can not be read. So current status must be kept in anw6410_extdev_status.
*/
#define ANW6410_VA_EXTDEV S3C_ADDR(0x02000000)
#define ANW6410_PA_EXTDEV (0x30000000)
#define ANW6410_EN_DM9000 (1<<11)
#define ANW6410_EN_LCD (1<<14)
static __u32 anw6410_extdev_status;
static struct s3c2410_uartcfg anw6410_uartcfgs[] __initdata = {
[0] = {
.hwport = 0,
.flags = 0,
.ucon = 0x3c5,
.ulcon = 0x03,
.ufcon = 0x51,
},
[1] = {
.hwport = 1,
.flags = 0,
.ucon = 0x3c5,
.ulcon = 0x03,
.ufcon = 0x51,
},
};
/* framebuffer and LCD setup. */
static void __init anw6410_lcd_mode_set(void)
{
u32 tmp;
/* set the LCD type */
tmp = __raw_readl(S3C64XX_SPCON);
tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK;
tmp |= S3C64XX_SPCON_LCD_SEL_RGB;
__raw_writel(tmp, S3C64XX_SPCON);
/* remove the LCD bypass */
tmp = __raw_readl(S3C64XX_MODEM_MIFPCON);
tmp &= ~MIFPCON_LCD_BYPASS;
__raw_writel(tmp, S3C64XX_MODEM_MIFPCON);
}
/* GPF1 = LCD panel power
* GPF4 = LCD backlight control
*/
static void anw6410_lcd_power_set(struct plat_lcd_data *pd,
unsigned int power)
{
if (power) {
anw6410_extdev_status |= (ANW6410_EN_LCD << 16);
__raw_writel(anw6410_extdev_status, ANW6410_VA_EXTDEV);
gpio_direction_output(S3C64XX_GPF(1), 1);
gpio_direction_output(S3C64XX_GPF(4), 1);
} else {
anw6410_extdev_status &= ~(ANW6410_EN_LCD << 16);
__raw_writel(anw6410_extdev_status, ANW6410_VA_EXTDEV);
gpio_direction_output(S3C64XX_GPF(1), 0);
gpio_direction_output(S3C64XX_GPF(4), 0);
}
}
static struct plat_lcd_data anw6410_lcd_power_data = {
.set_power = anw6410_lcd_power_set,
};
static struct platform_device anw6410_lcd_powerdev = {
.name = "platform-lcd",
.dev.parent = &s3c_device_fb.dev,
.dev.platform_data = &anw6410_lcd_power_data,
};
static struct s3c_fb_pd_win anw6410_fb_win0 = {
.max_bpp = 32,
.default_bpp = 16,
.xres = 800,
.yres = 480,
};
static struct fb_videomode anw6410_lcd_timing = {
.left_margin = 8,
.right_margin = 13,
.upper_margin = 7,
.lower_margin = 5,
.hsync_len = 3,
.vsync_len = 1,
.xres = 800,
.yres = 480,
};
/* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */
static struct s3c_fb_platdata anw6410_lcd_pdata __initdata = {
.setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
.vtiming = &anw6410_lcd_timing,
.win[0] = &anw6410_fb_win0,
.vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
.vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
};
/* DM9000AEP 10/100 ethernet controller */
static void __init anw6410_dm9000_enable(void)
{
anw6410_extdev_status |= (ANW6410_EN_DM9000 << 16);
__raw_writel(anw6410_extdev_status, ANW6410_VA_EXTDEV);
}
static struct resource anw6410_dm9000_resource[] = {
[0] = DEFINE_RES_MEM(ANW6410_PA_DM9000, 4),
[1] = DEFINE_RES_MEM(ANW6410_PA_DM9000 + 4, 501),
[2] = DEFINE_RES_NAMED(IRQ_EINT(15), 1, NULL, IORESOURCE_IRQ \
| IRQF_TRIGGER_HIGH),
};
static struct dm9000_plat_data anw6410_dm9000_pdata = {
.flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM),
/* dev_addr can be set to provide hwaddr. */
};
static struct platform_device anw6410_device_eth = {
.name = "dm9000",
.id = -1,
.num_resources = ARRAY_SIZE(anw6410_dm9000_resource),
.resource = anw6410_dm9000_resource,
.dev = {
.platform_data = &anw6410_dm9000_pdata,
},
};
static struct map_desc anw6410_iodesc[] __initdata = {
{
.virtual = (unsigned long)ANW6410_VA_EXTDEV,
.pfn = __phys_to_pfn(ANW6410_PA_EXTDEV),
.length = SZ_64K,
.type = MT_DEVICE,
},
};
static struct platform_device *anw6410_devices[] __initdata = {
&s3c_device_fb,
&anw6410_lcd_powerdev,
&anw6410_device_eth,
};
static void __init anw6410_map_io(void)
{
s3c64xx_init_io(anw6410_iodesc, ARRAY_SIZE(anw6410_iodesc));
s3c64xx_set_xtal_freq(12000000);
s3c24xx_init_uarts(anw6410_uartcfgs, ARRAY_SIZE(anw6410_uartcfgs));
samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
anw6410_lcd_mode_set();
}
static void __init anw6410_machine_init(void)
{
s3c_fb_set_platdata(&anw6410_lcd_pdata);
gpio_request(S3C64XX_GPF(1), "panel power");
gpio_request(S3C64XX_GPF(4), "LCD backlight");
anw6410_dm9000_enable();
platform_add_devices(anw6410_devices, ARRAY_SIZE(anw6410_devices));
}
MACHINE_START(ANW6410, "A&W6410")
/* Maintainer: Kwangwoo Lee <kwangwoo.lee@gmail.com> */
.atag_offset = 0x100,
.nr_irqs = S3C64XX_NR_IRQS,
.init_irq = s3c6410_init_irq,
.map_io = anw6410_map_io,
.init_machine = anw6410_machine_init,
.init_time = samsung_timer_init,
.restart = s3c64xx_restart,
MACHINE_END
|
