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d64ca86e ID |
1 | /* |
2 | * LCD panel support for the TI OMAP1610 Innovator board | |
3 | * | |
4 | * Copyright (C) 2004 Nokia Corporation | |
5 | * Author: Imre Deak <imre.deak@nokia.com> | |
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 | #include <linux/module.h> | |
23 | #include <linux/platform_device.h> | |
24 | ||
a09e64fb RK |
25 | #include <mach/gpio.h> |
26 | #include <mach/omapfb.h> | |
d64ca86e ID |
27 | |
28 | #define MODULE_NAME "omapfb-lcd_h3" | |
29 | ||
d64ca86e ID |
30 | static int innovator1610_panel_init(struct lcd_panel *panel, |
31 | struct omapfb_device *fbdev) | |
32 | { | |
33 | int r = 0; | |
34 | ||
93a22f8b | 35 | if (gpio_request(14, "lcd_en0")) { |
1f7c8234 | 36 | pr_err(MODULE_NAME ": can't request GPIO 14\n"); |
d64ca86e ID |
37 | r = -1; |
38 | goto exit; | |
39 | } | |
93a22f8b | 40 | if (gpio_request(15, "lcd_en1")) { |
1f7c8234 | 41 | pr_err(MODULE_NAME ": can't request GPIO 15\n"); |
93a22f8b | 42 | gpio_free(14); |
d64ca86e ID |
43 | r = -1; |
44 | goto exit; | |
45 | } | |
46 | /* configure GPIO(14, 15) as outputs */ | |
93a22f8b DB |
47 | gpio_direction_output(14, 0); |
48 | gpio_direction_output(15, 0); | |
d64ca86e ID |
49 | exit: |
50 | return r; | |
51 | } | |
52 | ||
53 | static void innovator1610_panel_cleanup(struct lcd_panel *panel) | |
54 | { | |
93a22f8b DB |
55 | gpio_free(15); |
56 | gpio_free(14); | |
d64ca86e ID |
57 | } |
58 | ||
59 | static int innovator1610_panel_enable(struct lcd_panel *panel) | |
60 | { | |
61 | /* set GPIO14 and GPIO15 high */ | |
93a22f8b DB |
62 | gpio_set_value(14, 1); |
63 | gpio_set_value(15, 1); | |
d64ca86e ID |
64 | return 0; |
65 | } | |
66 | ||
67 | static void innovator1610_panel_disable(struct lcd_panel *panel) | |
68 | { | |
69 | /* set GPIO13, GPIO14 and GPIO15 low */ | |
93a22f8b DB |
70 | gpio_set_value(14, 0); |
71 | gpio_set_value(15, 0); | |
d64ca86e ID |
72 | } |
73 | ||
74 | static unsigned long innovator1610_panel_get_caps(struct lcd_panel *panel) | |
75 | { | |
76 | return 0; | |
77 | } | |
78 | ||
79 | struct lcd_panel innovator1610_panel = { | |
80 | .name = "inn1610", | |
81 | .config = OMAP_LCDC_PANEL_TFT, | |
82 | ||
83 | .bpp = 16, | |
84 | .data_lines = 16, | |
85 | .x_res = 320, | |
86 | .y_res = 240, | |
87 | .pixel_clock = 12500, | |
88 | .hsw = 40, | |
89 | .hfp = 40, | |
90 | .hbp = 72, | |
91 | .vsw = 1, | |
92 | .vfp = 1, | |
93 | .vbp = 0, | |
94 | .pcd = 12, | |
95 | ||
96 | .init = innovator1610_panel_init, | |
97 | .cleanup = innovator1610_panel_cleanup, | |
98 | .enable = innovator1610_panel_enable, | |
99 | .disable = innovator1610_panel_disable, | |
100 | .get_caps = innovator1610_panel_get_caps, | |
101 | }; | |
102 | ||
103 | static int innovator1610_panel_probe(struct platform_device *pdev) | |
104 | { | |
105 | omapfb_register_panel(&innovator1610_panel); | |
106 | return 0; | |
107 | } | |
108 | ||
109 | static int innovator1610_panel_remove(struct platform_device *pdev) | |
110 | { | |
111 | return 0; | |
112 | } | |
113 | ||
114 | static int innovator1610_panel_suspend(struct platform_device *pdev, | |
115 | pm_message_t mesg) | |
116 | { | |
117 | return 0; | |
118 | } | |
119 | ||
120 | static int innovator1610_panel_resume(struct platform_device *pdev) | |
121 | { | |
122 | return 0; | |
123 | } | |
124 | ||
125 | struct platform_driver innovator1610_panel_driver = { | |
126 | .probe = innovator1610_panel_probe, | |
127 | .remove = innovator1610_panel_remove, | |
128 | .suspend = innovator1610_panel_suspend, | |
129 | .resume = innovator1610_panel_resume, | |
130 | .driver = { | |
131 | .name = "lcd_inn1610", | |
132 | .owner = THIS_MODULE, | |
133 | }, | |
134 | }; | |
135 | ||
136 | static int innovator1610_panel_drv_init(void) | |
137 | { | |
138 | return platform_driver_register(&innovator1610_panel_driver); | |
139 | } | |
140 | ||
141 | static void innovator1610_panel_drv_cleanup(void) | |
142 | { | |
143 | platform_driver_unregister(&innovator1610_panel_driver); | |
144 | } | |
145 | ||
146 | module_init(innovator1610_panel_drv_init); | |
147 | module_exit(innovator1610_panel_drv_cleanup); | |
148 |