]>
Commit | Line | Data |
---|---|---|
107cc64b DB |
1 | /* |
2 | * LCD panel support for the TI OMAP OSK board | |
3 | * | |
4 | * Copyright (C) 2004 Nokia Corporation | |
5 | * Author: Imre Deak <imre.deak@nokia.com> | |
6 | * Adapted for OSK by <dirk.behme@de.bosch.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License as published by the | |
10 | * Free Software Foundation; either version 2 of the License, or (at your | |
11 | * option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, but | |
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | * General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License along | |
19 | * with this program; if not, write to the Free Software Foundation, Inc., | |
20 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
21 | */ | |
22 | ||
23 | #include <linux/module.h> | |
24 | #include <linux/platform_device.h> | |
288e6eaa | 25 | #include <linux/gpio.h> |
0adcbaf7 TL |
26 | |
27 | #include <mach/hardware.h> | |
70c494c3 | 28 | #include <mach/mux.h> |
0adcbaf7 | 29 | |
91773a00 | 30 | #include "omapfb.h" |
107cc64b | 31 | |
107cc64b DB |
32 | static int osk_panel_enable(struct lcd_panel *panel) |
33 | { | |
34 | /* configure PWL pin */ | |
35 | omap_cfg_reg(PWL); | |
36 | ||
37 | /* Enable PWL unit */ | |
38 | omap_writeb(0x01, OMAP_PWL_CLK_ENABLE); | |
39 | ||
40 | /* Set PWL level */ | |
41 | omap_writeb(0xFF, OMAP_PWL_ENABLE); | |
42 | ||
93a22f8b DB |
43 | /* set GPIO2 high (lcd power enabled) */ |
44 | gpio_set_value(2, 1); | |
107cc64b DB |
45 | |
46 | return 0; | |
47 | } | |
48 | ||
49 | static void osk_panel_disable(struct lcd_panel *panel) | |
50 | { | |
51 | /* Set PWL level to zero */ | |
52 | omap_writeb(0x00, OMAP_PWL_ENABLE); | |
53 | ||
54 | /* Disable PWL unit */ | |
55 | omap_writeb(0x00, OMAP_PWL_CLK_ENABLE); | |
56 | ||
57 | /* set GPIO2 low */ | |
93a22f8b | 58 | gpio_set_value(2, 0); |
107cc64b DB |
59 | } |
60 | ||
b2c1e8a7 | 61 | static struct lcd_panel osk_panel = { |
107cc64b DB |
62 | .name = "osk", |
63 | .config = OMAP_LCDC_PANEL_TFT, | |
64 | ||
65 | .bpp = 16, | |
66 | .data_lines = 16, | |
67 | .x_res = 240, | |
68 | .y_res = 320, | |
69 | .pixel_clock = 12500, | |
70 | .hsw = 40, | |
71 | .hfp = 40, | |
72 | .hbp = 72, | |
73 | .vsw = 1, | |
74 | .vfp = 1, | |
75 | .vbp = 0, | |
76 | .pcd = 12, | |
77 | ||
107cc64b DB |
78 | .enable = osk_panel_enable, |
79 | .disable = osk_panel_disable, | |
107cc64b DB |
80 | }; |
81 | ||
82 | static int osk_panel_probe(struct platform_device *pdev) | |
83 | { | |
84 | omapfb_register_panel(&osk_panel); | |
85 | return 0; | |
86 | } | |
87 | ||
f9905441 | 88 | static struct platform_driver osk_panel_driver = { |
107cc64b | 89 | .probe = osk_panel_probe, |
107cc64b DB |
90 | .driver = { |
91 | .name = "lcd_osk", | |
107cc64b DB |
92 | }, |
93 | }; | |
94 | ||
f806f9b6 | 95 | module_platform_driver(osk_panel_driver); |
1bde9f2c AB |
96 | |
97 | MODULE_AUTHOR("Imre Deak"); | |
98 | MODULE_DESCRIPTION("LCD panel support for the TI OMAP OSK board"); | |
99 | MODULE_LICENSE("GPL"); |