Commit | Line | Data |
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420c34e4 RK |
1 | #include <linux/device.h> |
2 | #include <linux/dma-mapping.h> | |
3 | #include <linux/amba/bus.h> | |
4 | #include <linux/amba/clcd.h> | |
5 | #include <plat/clcd.h> | |
6 | ||
7 | static struct clcd_panel vga = { | |
8 | .mode = { | |
9 | .name = "VGA", | |
10 | .refresh = 60, | |
11 | .xres = 640, | |
12 | .yres = 480, | |
13 | .pixclock = 39721, | |
14 | .left_margin = 40, | |
15 | .right_margin = 24, | |
16 | .upper_margin = 32, | |
17 | .lower_margin = 11, | |
18 | .hsync_len = 96, | |
19 | .vsync_len = 2, | |
20 | .sync = 0, | |
21 | .vmode = FB_VMODE_NONINTERLACED, | |
22 | }, | |
23 | .width = -1, | |
24 | .height = -1, | |
25 | .tim2 = TIM2_BCD | TIM2_IPC, | |
26 | .cntl = CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1), | |
27 | .caps = CLCD_CAP_5551 | CLCD_CAP_565 | CLCD_CAP_888, | |
28 | .bpp = 16, | |
29 | }; | |
30 | ||
31 | static struct clcd_panel xvga = { | |
32 | .mode = { | |
33 | .name = "XVGA", | |
34 | .refresh = 60, | |
35 | .xres = 1024, | |
36 | .yres = 768, | |
37 | .pixclock = 15748, | |
38 | .left_margin = 152, | |
39 | .right_margin = 48, | |
40 | .upper_margin = 23, | |
41 | .lower_margin = 3, | |
42 | .hsync_len = 104, | |
43 | .vsync_len = 4, | |
44 | .sync = 0, | |
45 | .vmode = FB_VMODE_NONINTERLACED, | |
46 | }, | |
47 | .width = -1, | |
48 | .height = -1, | |
49 | .tim2 = TIM2_BCD | TIM2_IPC, | |
50 | .cntl = CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1), | |
51 | .caps = CLCD_CAP_5551 | CLCD_CAP_565 | CLCD_CAP_888, | |
52 | .bpp = 16, | |
53 | }; | |
54 | ||
55 | /* Sanyo TM38QV67A02A - 3.8 inch QVGA (320x240) Color TFT */ | |
56 | static struct clcd_panel sanyo_tm38qv67a02a = { | |
57 | .mode = { | |
58 | .name = "Sanyo TM38QV67A02A", | |
59 | .refresh = 116, | |
60 | .xres = 320, | |
61 | .yres = 240, | |
62 | .pixclock = 100000, | |
63 | .left_margin = 6, | |
64 | .right_margin = 6, | |
65 | .upper_margin = 5, | |
66 | .lower_margin = 5, | |
67 | .hsync_len = 6, | |
68 | .vsync_len = 6, | |
69 | .sync = 0, | |
70 | .vmode = FB_VMODE_NONINTERLACED, | |
71 | }, | |
72 | .width = -1, | |
73 | .height = -1, | |
74 | .tim2 = TIM2_BCD, | |
75 | .cntl = CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1), | |
76 | .caps = CLCD_CAP_5551, | |
77 | .bpp = 16, | |
78 | }; | |
79 | ||
80 | static struct clcd_panel sanyo_2_5_in = { | |
81 | .mode = { | |
82 | .name = "Sanyo QVGA Portrait", | |
83 | .refresh = 116, | |
84 | .xres = 240, | |
85 | .yres = 320, | |
86 | .pixclock = 100000, | |
87 | .left_margin = 20, | |
88 | .right_margin = 10, | |
89 | .upper_margin = 2, | |
90 | .lower_margin = 2, | |
91 | .hsync_len = 10, | |
92 | .vsync_len = 2, | |
93 | .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, | |
94 | .vmode = FB_VMODE_NONINTERLACED, | |
95 | }, | |
96 | .width = -1, | |
97 | .height = -1, | |
98 | .tim2 = TIM2_IVS | TIM2_IHS | TIM2_IPC, | |
99 | .cntl = CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1), | |
100 | .caps = CLCD_CAP_5551, | |
101 | .bpp = 16, | |
102 | }; | |
103 | ||
104 | /* Epson L2F50113T00 - 2.2 inch 176x220 Color TFT */ | |
105 | static struct clcd_panel epson_l2f50113t00 = { | |
106 | .mode = { | |
107 | .name = "Epson L2F50113T00", | |
108 | .refresh = 390, | |
109 | .xres = 176, | |
110 | .yres = 220, | |
111 | .pixclock = 62500, | |
112 | .left_margin = 3, | |
113 | .right_margin = 2, | |
114 | .upper_margin = 1, | |
115 | .lower_margin = 0, | |
116 | .hsync_len = 3, | |
117 | .vsync_len = 2, | |
118 | .sync = 0, | |
119 | .vmode = FB_VMODE_NONINTERLACED, | |
120 | }, | |
121 | .width = -1, | |
122 | .height = -1, | |
123 | .tim2 = TIM2_BCD | TIM2_IPC, | |
124 | .cntl = CNTL_LCDTFT | CNTL_BGR | CNTL_LCDVCOMP(1), | |
125 | .caps = CLCD_CAP_5551, | |
126 | .bpp = 16, | |
127 | }; | |
128 | ||
129 | static struct clcd_panel *panels[] = { | |
130 | &vga, | |
131 | &xvga, | |
132 | &sanyo_tm38qv67a02a, | |
133 | &sanyo_2_5_in, | |
134 | &epson_l2f50113t00, | |
135 | }; | |
136 | ||
137 | struct clcd_panel *versatile_clcd_get_panel(const char *name) | |
138 | { | |
139 | int i; | |
140 | ||
141 | for (i = 0; i < ARRAY_SIZE(panels); i++) | |
142 | if (strcmp(panels[i]->mode.name, name) == 0) | |
143 | break; | |
144 | ||
145 | if (i < ARRAY_SIZE(panels)) | |
146 | return panels[i]; | |
147 | ||
148 | pr_err("CLCD: couldn't get parameters for panel %s\n", name); | |
149 | ||
150 | return NULL; | |
151 | } | |
152 | ||
153 | int versatile_clcd_setup_dma(struct clcd_fb *fb, unsigned long framesize) | |
154 | { | |
155 | dma_addr_t dma; | |
156 | ||
157 | fb->fb.screen_base = dma_alloc_writecombine(&fb->dev->dev, framesize, | |
158 | &dma, GFP_KERNEL); | |
159 | if (!fb->fb.screen_base) { | |
160 | pr_err("CLCD: unable to map framebuffer\n"); | |
161 | return -ENOMEM; | |
162 | } | |
163 | ||
164 | fb->fb.fix.smem_start = dma; | |
165 | fb->fb.fix.smem_len = framesize; | |
166 | ||
167 | return 0; | |
168 | } | |
169 | ||
170 | int versatile_clcd_mmap_dma(struct clcd_fb *fb, struct vm_area_struct *vma) | |
171 | { | |
172 | return dma_mmap_writecombine(&fb->dev->dev, vma, | |
173 | fb->fb.screen_base, | |
174 | fb->fb.fix.smem_start, | |
175 | fb->fb.fix.smem_len); | |
176 | } | |
177 | ||
178 | void versatile_clcd_remove_dma(struct clcd_fb *fb) | |
179 | { | |
180 | dma_free_writecombine(&fb->dev->dev, fb->fb.fix.smem_len, | |
181 | fb->fb.screen_base, fb->fb.fix.smem_start); | |
182 | } |