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
|
#include <linux/device.h>
#include <linux/dma-mapping.h>
#include <linux/amba/bus.h>
#include <linux/amba/clcd.h>
#include <plat/clcd.h>
static struct clcd_panel vga = {
.mode = {
.name = "VGA",
.refresh = 60,
.xres = 640,
.yres = 480,
.pixclock = 39721,
.left_margin = 40,
.right_margin = 24,
.upper_margin = 32,
.lower_margin = 11,
.hsync_len = 96,
.vsync_len = 2,
.sync = 0,
.vmode = FB_VMODE_NONINTERLACED,
},
.width = -1,
.height = -1,
.tim2 = TIM2_BCD | TIM2_IPC,
.cntl = CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1),
.caps = CLCD_CAP_5551 | CLCD_CAP_565 | CLCD_CAP_888,
.bpp = 16,
};
static struct clcd_panel xvga = {
.mode = {
.name = "XVGA",
.refresh = 60,
.xres = 1024,
.yres = 768,
.pixclock = 15748,
.left_margin = 152,
.right_margin = 48,
.upper_margin = 23,
.lower_margin = 3,
.hsync_len = 104,
.vsync_len = 4,
.sync = 0,
.vmode = FB_VMODE_NONINTERLACED,
},
.width = -1,
.height = -1,
.tim2 = TIM2_BCD | TIM2_IPC,
.cntl = CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1),
.caps = CLCD_CAP_5551 | CLCD_CAP_565 | CLCD_CAP_888,
.bpp = 16,
};
/* Sanyo TM38QV67A02A - 3.8 inch QVGA (320x240) Color TFT */
static struct clcd_panel sanyo_tm38qv67a02a = {
.mode = {
.name = "Sanyo TM38QV67A02A",
.refresh = 116,
.xres = 320,
.yres = 240,
.pixclock = 100000,
.left_margin = 6,
.right_margin = 6,
.upper_margin = 5,
.lower_margin = 5,
.hsync_len = 6,
.vsync_len = 6,
.sync = 0,
.vmode = FB_VMODE_NONINTERLACED,
},
.width = -1,
.height = -1,
.tim2 = TIM2_BCD,
.cntl = CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1),
.caps = CLCD_CAP_5551,
.bpp = 16,
};
static struct clcd_panel sanyo_2_5_in = {
.mode = {
.name = "Sanyo QVGA Portrait",
.refresh = 116,
.xres = 240,
.yres = 320,
.pixclock = 100000,
.left_margin = 20,
.right_margin = 10,
.upper_margin = 2,
.lower_margin = 2,
.hsync_len = 10,
.vsync_len = 2,
.sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
.vmode = FB_VMODE_NONINTERLACED,
},
.width = -1,
.height = -1,
.tim2 = TIM2_IVS | TIM2_IHS | TIM2_IPC,
.cntl = CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1),
.caps = CLCD_CAP_5551,
.bpp = 16,
};
/* Epson L2F50113T00 - 2.2 inch 176x220 Color TFT */
static struct clcd_panel epson_l2f50113t00 = {
.mode = {
.name = "Epson L2F50113T00",
.refresh = 390,
.xres = 176,
.yres = 220,
.pixclock = 62500,
.left_margin = 3,
.right_margin = 2,
.upper_margin = 1,
.lower_margin = 0,
.hsync_len = 3,
.vsync_len = 2,
.sync = 0,
.vmode = FB_VMODE_NONINTERLACED,
},
.width = -1,
.height = -1,
.tim2 = TIM2_BCD | TIM2_IPC,
.cntl = CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1),
.caps = CLCD_CAP_5551,
.bpp = 16,
};
static struct clcd_panel *panels[] = {
&vga,
&xvga,
&sanyo_tm38qv67a02a,
&sanyo_2_5_in,
&epson_l2f50113t00,
};
struct clcd_panel *versatile_clcd_get_panel(const char *name)
{
int i;
for (i = 0; i < ARRAY_SIZE(panels); i++)
if (strcmp(panels[i]->mode.name, name) == 0)
break;
if (i < ARRAY_SIZE(panels))
return panels[i];
pr_err("CLCD: couldn't get parameters for panel %s\n", name);
return NULL;
}
int versatile_clcd_setup_dma(struct clcd_fb *fb, unsigned long framesize)
{
dma_addr_t dma;
fb->fb.screen_base = dma_alloc_writecombine(&fb->dev->dev, framesize,
&dma, GFP_KERNEL);
if (!fb->fb.screen_base) {
pr_err("CLCD: unable to map framebuffer\n");
return -ENOMEM;
}
fb->fb.fix.smem_start = dma;
fb->fb.fix.smem_len = framesize;
return 0;
}
int versatile_clcd_mmap_dma(struct clcd_fb *fb, struct vm_area_struct *vma)
{
return dma_mmap_writecombine(&fb->dev->dev, vma,
fb->fb.screen_base,
fb->fb.fix.smem_start,
fb->fb.fix.smem_len);
}
void versatile_clcd_remove_dma(struct clcd_fb *fb)
{
dma_free_writecombine(&fb->dev->dev, fb->fb.fix.smem_len,
fb->fb.screen_base, fb->fb.fix.smem_start);
}
|
