diff options
Diffstat (limited to 'extras/recipes-kernel/linux/linux-omap/base/0021-OMAP-DSS2-Add-support-for-Samsung-LTE430WQ-F0C-panel.patch')
-rw-r--r-- | extras/recipes-kernel/linux/linux-omap/base/0021-OMAP-DSS2-Add-support-for-Samsung-LTE430WQ-F0C-panel.patch | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/extras/recipes-kernel/linux/linux-omap/base/0021-OMAP-DSS2-Add-support-for-Samsung-LTE430WQ-F0C-panel.patch b/extras/recipes-kernel/linux/linux-omap/base/0021-OMAP-DSS2-Add-support-for-Samsung-LTE430WQ-F0C-panel.patch new file mode 100644 index 00000000..823ab9f3 --- /dev/null +++ b/extras/recipes-kernel/linux/linux-omap/base/0021-OMAP-DSS2-Add-support-for-Samsung-LTE430WQ-F0C-panel.patch | |||
@@ -0,0 +1,173 @@ | |||
1 | From f8049ce6302904c1d08d8813f8a60b10b8a476e7 Mon Sep 17 00:00:00 2001 | ||
2 | From: Steve Sakoman <steve@sakoman.com> | ||
3 | Date: Tue, 23 Feb 2010 14:40:27 -0800 | ||
4 | Subject: [PATCH 21/28] OMAP: DSS2: Add support for Samsung LTE430WQ-F0C panel | ||
5 | |||
6 | --- | ||
7 | .../omap2/displays/panel-samsung-lte430wq-f0c.c | 154 ++++++++++++++++++++ | ||
8 | 1 files changed, 154 insertions(+), 0 deletions(-) | ||
9 | create mode 100644 drivers/video/omap2/displays/panel-samsung-lte430wq-f0c.c | ||
10 | |||
11 | diff --git a/drivers/video/omap2/displays/panel-samsung-lte430wq-f0c.c b/drivers/video/omap2/displays/panel-samsung-lte430wq-f0c.c | ||
12 | new file mode 100644 | ||
13 | index 0000000..6a29f9c | ||
14 | --- /dev/null | ||
15 | +++ b/drivers/video/omap2/displays/panel-samsung-lte430wq-f0c.c | ||
16 | @@ -0,0 +1,154 @@ | ||
17 | +/* | ||
18 | + * LCD panel driver for Samsung LTE430WQ-F0C | ||
19 | + * | ||
20 | + * Author: Steve Sakoman <steve@sakoman.com> | ||
21 | + * | ||
22 | + * This program is free software; you can redistribute it and/or modify it | ||
23 | + * under the terms of the GNU General Public License version 2 as published by | ||
24 | + * the Free Software Foundation. | ||
25 | + * | ||
26 | + * This program is distributed in the hope that it will be useful, but WITHOUT | ||
27 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
28 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
29 | + * more details. | ||
30 | + * | ||
31 | + * You should have received a copy of the GNU General Public License along with | ||
32 | + * this program. If not, see <http://www.gnu.org/licenses/>. | ||
33 | + */ | ||
34 | + | ||
35 | +#include <linux/module.h> | ||
36 | +#include <linux/delay.h> | ||
37 | + | ||
38 | +#include <plat/display.h> | ||
39 | + | ||
40 | +static struct omap_video_timings samsung_lte_timings = { | ||
41 | + .x_res = 480, | ||
42 | + .y_res = 272, | ||
43 | + | ||
44 | + .pixel_clock = 9200, | ||
45 | + | ||
46 | + .hsw = 41, | ||
47 | + .hfp = 8, | ||
48 | + .hbp = 45-41, | ||
49 | + | ||
50 | + .vsw = 10, | ||
51 | + .vfp = 4, | ||
52 | + .vbp = 12-10, | ||
53 | +}; | ||
54 | + | ||
55 | +static int samsung_lte_panel_power_on(struct omap_dss_device *dssdev) | ||
56 | +{ | ||
57 | + int r; | ||
58 | + | ||
59 | + if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) | ||
60 | + return 0; | ||
61 | + | ||
62 | + r = omapdss_dpi_display_enable(dssdev); | ||
63 | + if (r) | ||
64 | + goto err0; | ||
65 | + | ||
66 | + if (dssdev->platform_enable) { | ||
67 | + r = dssdev->platform_enable(dssdev); | ||
68 | + if (r) | ||
69 | + goto err1; | ||
70 | + } | ||
71 | + | ||
72 | + return 0; | ||
73 | +err1: | ||
74 | + omapdss_dpi_display_disable(dssdev); | ||
75 | +err0: | ||
76 | + return r; | ||
77 | +} | ||
78 | + | ||
79 | +static void samsung_lte_panel_power_off(struct omap_dss_device *dssdev) | ||
80 | +{ | ||
81 | + if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) | ||
82 | + return; | ||
83 | + | ||
84 | + if (dssdev->platform_disable) | ||
85 | + dssdev->platform_disable(dssdev); | ||
86 | + | ||
87 | + omapdss_dpi_display_disable(dssdev); | ||
88 | +} | ||
89 | + | ||
90 | +static int samsung_lte_panel_probe(struct omap_dss_device *dssdev) | ||
91 | +{ | ||
92 | + dssdev->panel.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS | | ||
93 | + OMAP_DSS_LCD_IHS; | ||
94 | + dssdev->panel.timings = samsung_lte_timings; | ||
95 | + | ||
96 | + return 0; | ||
97 | +} | ||
98 | + | ||
99 | +static void samsung_lte_panel_remove(struct omap_dss_device *dssdev) | ||
100 | +{ | ||
101 | +} | ||
102 | + | ||
103 | +static int samsung_lte_panel_enable(struct omap_dss_device *dssdev) | ||
104 | +{ | ||
105 | + int r = 0; | ||
106 | + | ||
107 | + r = samsung_lte_panel_power_on(dssdev); | ||
108 | + if (r) | ||
109 | + return r; | ||
110 | + | ||
111 | + dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; | ||
112 | + | ||
113 | + return 0; | ||
114 | +} | ||
115 | + | ||
116 | +static void samsung_lte_panel_disable(struct omap_dss_device *dssdev) | ||
117 | +{ | ||
118 | + samsung_lte_panel_power_off(dssdev); | ||
119 | + | ||
120 | + dssdev->state = OMAP_DSS_DISPLAY_DISABLED; | ||
121 | +} | ||
122 | + | ||
123 | +static int samsung_lte_panel_suspend(struct omap_dss_device *dssdev) | ||
124 | +{ | ||
125 | + samsung_lte_panel_disable(dssdev); | ||
126 | + dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED; | ||
127 | + return 0; | ||
128 | +} | ||
129 | + | ||
130 | +static int samsung_lte_panel_resume(struct omap_dss_device *dssdev) | ||
131 | +{ | ||
132 | + int r; | ||
133 | + | ||
134 | + r = samsung_lte_panel_enable(dssdev); | ||
135 | + if (r) | ||
136 | + return r; | ||
137 | + | ||
138 | + dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; | ||
139 | + | ||
140 | + return 0; | ||
141 | +} | ||
142 | + | ||
143 | +static struct omap_dss_driver samsung_lte_driver = { | ||
144 | + .probe = samsung_lte_panel_probe, | ||
145 | + .remove = samsung_lte_panel_remove, | ||
146 | + | ||
147 | + .enable = samsung_lte_panel_enable, | ||
148 | + .disable = samsung_lte_panel_disable, | ||
149 | + .suspend = samsung_lte_panel_suspend, | ||
150 | + .resume = samsung_lte_panel_resume, | ||
151 | + | ||
152 | + .driver = { | ||
153 | + .name = "samsung_lte_panel", | ||
154 | + .owner = THIS_MODULE, | ||
155 | + }, | ||
156 | +}; | ||
157 | + | ||
158 | +static int __init samsung_lte_panel_drv_init(void) | ||
159 | +{ | ||
160 | + return omap_dss_register_driver(&samsung_lte_driver); | ||
161 | +} | ||
162 | + | ||
163 | +static void __exit samsung_lte_panel_drv_exit(void) | ||
164 | +{ | ||
165 | + omap_dss_unregister_driver(&samsung_lte_driver); | ||
166 | +} | ||
167 | + | ||
168 | +module_init(samsung_lte_panel_drv_init); | ||
169 | +module_exit(samsung_lte_panel_drv_exit); | ||
170 | +MODULE_LICENSE("GPL"); | ||
171 | -- | ||
172 | 1.6.6.1 | ||
173 | |||