1 /*
2 * LCD panel support for Palm Tungsten|T
3 * Current version : Marek Vasut <marek.vasut@gmail.com>
4 *
5 * Modified from lcd_inn1510.c
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 */
21
22 /*
23 GPIO11 - backlight
24 GPIO12 - screen blanking
25 GPIO13 - screen blanking
26 */
27
28 #include <linux/platform_device.h>
29 #include <linux/module.h>
30 #include <linux/io.h>
31
32 #include <mach/gpio.h>
33 #include "omapfb.h"
34
palmtt_panel_init(struct lcd_panel * panel,struct omapfb_device * fbdev)35 static int palmtt_panel_init(struct lcd_panel *panel,
36 struct omapfb_device *fbdev)
37 {
38 return 0;
39 }
40
palmtt_panel_cleanup(struct lcd_panel * panel)41 static void palmtt_panel_cleanup(struct lcd_panel *panel)
42 {
43 }
44
palmtt_panel_enable(struct lcd_panel * panel)45 static int palmtt_panel_enable(struct lcd_panel *panel)
46 {
47 return 0;
48 }
49
palmtt_panel_disable(struct lcd_panel * panel)50 static void palmtt_panel_disable(struct lcd_panel *panel)
51 {
52 }
53
palmtt_panel_get_caps(struct lcd_panel * panel)54 static unsigned long palmtt_panel_get_caps(struct lcd_panel *panel)
55 {
56 return OMAPFB_CAPS_SET_BACKLIGHT;
57 }
58
59 struct lcd_panel palmtt_panel = {
60 .name = "palmtt",
61 .config = OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC |
62 OMAP_LCDC_INV_HSYNC | OMAP_LCDC_HSVS_RISING_EDGE |
63 OMAP_LCDC_HSVS_OPPOSITE,
64 .bpp = 16,
65 .data_lines = 16,
66 .x_res = 320,
67 .y_res = 320,
68 .pixel_clock = 10000,
69 .hsw = 4,
70 .hfp = 8,
71 .hbp = 28,
72 .vsw = 1,
73 .vfp = 8,
74 .vbp = 7,
75 .pcd = 0,
76
77 .init = palmtt_panel_init,
78 .cleanup = palmtt_panel_cleanup,
79 .enable = palmtt_panel_enable,
80 .disable = palmtt_panel_disable,
81 .get_caps = palmtt_panel_get_caps,
82 };
83
palmtt_panel_probe(struct platform_device * pdev)84 static int palmtt_panel_probe(struct platform_device *pdev)
85 {
86 omapfb_register_panel(&palmtt_panel);
87 return 0;
88 }
89
palmtt_panel_remove(struct platform_device * pdev)90 static int palmtt_panel_remove(struct platform_device *pdev)
91 {
92 return 0;
93 }
94
palmtt_panel_suspend(struct platform_device * pdev,pm_message_t mesg)95 static int palmtt_panel_suspend(struct platform_device *pdev, pm_message_t mesg)
96 {
97 return 0;
98 }
99
palmtt_panel_resume(struct platform_device * pdev)100 static int palmtt_panel_resume(struct platform_device *pdev)
101 {
102 return 0;
103 }
104
105 struct platform_driver palmtt_panel_driver = {
106 .probe = palmtt_panel_probe,
107 .remove = palmtt_panel_remove,
108 .suspend = palmtt_panel_suspend,
109 .resume = palmtt_panel_resume,
110 .driver = {
111 .name = "lcd_palmtt",
112 .owner = THIS_MODULE,
113 },
114 };
115
palmtt_panel_drv_init(void)116 static int __init palmtt_panel_drv_init(void)
117 {
118 return platform_driver_register(&palmtt_panel_driver);
119 }
120
palmtt_panel_drv_cleanup(void)121 static void __exit palmtt_panel_drv_cleanup(void)
122 {
123 platform_driver_unregister(&palmtt_panel_driver);
124 }
125
126 module_init(palmtt_panel_drv_init);
127 module_exit(palmtt_panel_drv_cleanup);
128