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-rw-r--r--drivers/video/omap/Makefile1
-rw-r--r--drivers/video/omap/lcd_sx1.c334
2 files changed, 335 insertions, 0 deletions
diff --git a/drivers/video/omap/Makefile b/drivers/video/omap/Makefile
index ed13889c1162..99da8b6d2c36 100644
--- a/drivers/video/omap/Makefile
+++ b/drivers/video/omap/Makefile
@@ -23,6 +23,7 @@ objs-y$(CONFIG_MACH_OMAP_PALMZ71) += lcd_palmz71.o
23objs-$(CONFIG_ARCH_OMAP16XX)$(CONFIG_MACH_OMAP_INNOVATOR) += lcd_inn1610.o 23objs-$(CONFIG_ARCH_OMAP16XX)$(CONFIG_MACH_OMAP_INNOVATOR) += lcd_inn1610.o
24objs-$(CONFIG_ARCH_OMAP15XX)$(CONFIG_MACH_OMAP_INNOVATOR) += lcd_inn1510.o 24objs-$(CONFIG_ARCH_OMAP15XX)$(CONFIG_MACH_OMAP_INNOVATOR) += lcd_inn1510.o
25objs-y$(CONFIG_MACH_OMAP_OSK) += lcd_osk.o 25objs-y$(CONFIG_MACH_OMAP_OSK) += lcd_osk.o
26objs-y$(CONFIG_MACH_SX1) += lcd_sx1.o
26 27
27omapfb-objs := $(objs-yy) 28omapfb-objs := $(objs-yy)
28 29
diff --git a/drivers/video/omap/lcd_sx1.c b/drivers/video/omap/lcd_sx1.c
new file mode 100644
index 000000000000..c4f306a4e5c9
--- /dev/null
+++ b/drivers/video/omap/lcd_sx1.c
@@ -0,0 +1,334 @@
1/*
2 * LCD panel support for the Siemens SX1 mobile phone
3 *
4 * Current version : Vovan888@gmail.com, great help from FCA00000
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2 of the License, or (at your
9 * option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 */
20
21#include <linux/module.h>
22#include <linux/platform_device.h>
23#include <linux/delay.h>
24#include <linux/io.h>
25
26#include <asm/arch/gpio.h>
27#include <asm/arch/omapfb.h>
28#include <asm/arch/mcbsp.h>
29#include <asm/arch/mux.h>
30
31/*
32 * OMAP310 GPIO registers
33 */
34#define GPIO_DATA_INPUT 0xfffce000
35#define GPIO_DATA_OUTPUT 0xfffce004
36#define GPIO_DIR_CONTROL 0xfffce008
37#define GPIO_INT_CONTROL 0xfffce00c
38#define GPIO_INT_MASK 0xfffce010
39#define GPIO_INT_STATUS 0xfffce014
40#define GPIO_PIN_CONTROL 0xfffce018
41
42
43#define A_LCD_SSC_RD 3
44#define A_LCD_SSC_SD 7
45#define _A_LCD_RESET 9
46#define _A_LCD_SSC_CS 12
47#define _A_LCD_SSC_A0 13
48
49#define DSP_REG 0xE1017024
50
51const unsigned char INIT_1[12] = {
52 0x1C, 0x02, 0x88, 0x00, 0x1E, 0xE0, 0x00, 0xDC, 0x00, 0x02, 0x00
53};
54
55const unsigned char INIT_2[127] = {
56 0x15, 0x00, 0x29, 0x00, 0x3E, 0x00, 0x51, 0x00,
57 0x65, 0x00, 0x7A, 0x00, 0x8D, 0x00, 0xA1, 0x00,
58 0xB6, 0x00, 0xC7, 0x00, 0xD8, 0x00, 0xEB, 0x00,
59 0xFB, 0x00, 0x0B, 0x01, 0x1B, 0x01, 0x27, 0x01,
60 0x34, 0x01, 0x41, 0x01, 0x4C, 0x01, 0x55, 0x01,
61 0x5F, 0x01, 0x68, 0x01, 0x70, 0x01, 0x78, 0x01,
62 0x7E, 0x01, 0x86, 0x01, 0x8C, 0x01, 0x94, 0x01,
63 0x9B, 0x01, 0xA1, 0x01, 0xA4, 0x01, 0xA9, 0x01,
64 0xAD, 0x01, 0xB2, 0x01, 0xB7, 0x01, 0xBC, 0x01,
65 0xC0, 0x01, 0xC4, 0x01, 0xC8, 0x01, 0xCB, 0x01,
66 0xCF, 0x01, 0xD2, 0x01, 0xD5, 0x01, 0xD8, 0x01,
67 0xDB, 0x01, 0xE0, 0x01, 0xE3, 0x01, 0xE6, 0x01,
68 0xE8, 0x01, 0xEB, 0x01, 0xEE, 0x01, 0xF1, 0x01,
69 0xF3, 0x01, 0xF8, 0x01, 0xF9, 0x01, 0xFC, 0x01,
70 0x00, 0x02, 0x03, 0x02, 0x07, 0x02, 0x09, 0x02,
71 0x0E, 0x02, 0x13, 0x02, 0x1C, 0x02, 0x00
72};
73
74const unsigned char INIT_3[15] = {
75 0x14, 0x26, 0x33, 0x3D, 0x45, 0x4D, 0x53, 0x59,
76 0x5E, 0x63, 0x67, 0x6D, 0x71, 0x78, 0xFF
77};
78
79static void epson_sendbyte(int flag, unsigned char byte)
80{
81 int i, shifter = 0x80;
82
83 if (!flag)
84 omap_set_gpio_dataout(_A_LCD_SSC_A0, 0);
85 mdelay(2);
86 omap_set_gpio_dataout(A_LCD_SSC_RD, 1);
87
88 omap_set_gpio_dataout(A_LCD_SSC_SD, flag);
89
90 OMAP_MCBSP_WRITE(OMAP1510_MCBSP3_BASE, PCR0, 0x2200);
91 OMAP_MCBSP_WRITE(OMAP1510_MCBSP3_BASE, PCR0, 0x2202);
92 for (i = 0; i < 8; i++) {
93 OMAP_MCBSP_WRITE(OMAP1510_MCBSP3_BASE, PCR0, 0x2200);
94 omap_set_gpio_dataout(A_LCD_SSC_SD, shifter & byte);
95 OMAP_MCBSP_WRITE(OMAP1510_MCBSP3_BASE, PCR0, 0x2202);
96 shifter >>= 1;
97 }
98 omap_set_gpio_dataout(_A_LCD_SSC_A0, 1);
99}
100
101static void init_system(void)
102{
103 omap_mcbsp_request(OMAP_MCBSP3);
104 omap_mcbsp_stop(OMAP_MCBSP3);
105}
106
107static void setup_GPIO(void)
108{
109 /* new wave */
110 omap_request_gpio(A_LCD_SSC_RD);
111 omap_request_gpio(A_LCD_SSC_SD);
112 omap_request_gpio(_A_LCD_RESET);
113 omap_request_gpio(_A_LCD_SSC_CS);
114 omap_request_gpio(_A_LCD_SSC_A0);
115
116 /* set all GPIOs to output */
117 omap_set_gpio_direction(A_LCD_SSC_RD, 0);
118 omap_set_gpio_direction(A_LCD_SSC_SD, 0);
119 omap_set_gpio_direction(_A_LCD_RESET, 0);
120 omap_set_gpio_direction(_A_LCD_SSC_CS, 0);
121 omap_set_gpio_direction(_A_LCD_SSC_A0, 0);
122
123 /* set GPIO data */
124 omap_set_gpio_dataout(A_LCD_SSC_RD, 1);
125 omap_set_gpio_dataout(A_LCD_SSC_SD, 0);
126 omap_set_gpio_dataout(_A_LCD_RESET, 0);
127 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
128 omap_set_gpio_dataout(_A_LCD_SSC_A0, 1);
129}
130
131static void display_init(void)
132{
133 int i;
134
135 omap_cfg_reg(MCBSP3_CLKX);
136
137 mdelay(2);
138 setup_GPIO();
139 mdelay(2);
140
141 /* reset LCD */
142 omap_set_gpio_dataout(A_LCD_SSC_SD, 1);
143 epson_sendbyte(0, 0x25);
144
145 omap_set_gpio_dataout(_A_LCD_RESET, 0);
146 mdelay(10);
147 omap_set_gpio_dataout(_A_LCD_RESET, 1);
148
149 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
150 mdelay(2);
151 omap_set_gpio_dataout(_A_LCD_SSC_CS, 0);
152
153 /* init LCD, phase 1 */
154 epson_sendbyte(0, 0xCA);
155 for (i = 0; i < 10; i++)
156 epson_sendbyte(1, INIT_1[i]);
157 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
158 omap_set_gpio_dataout(_A_LCD_SSC_CS, 0);
159
160 /* init LCD phase 2 */
161 epson_sendbyte(0, 0xCB);
162 for (i = 0; i < 125; i++)
163 epson_sendbyte(1, INIT_2[i]);
164 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
165 omap_set_gpio_dataout(_A_LCD_SSC_CS, 0);
166
167 /* init LCD phase 2a */
168 epson_sendbyte(0, 0xCC);
169 for (i = 0; i < 14; i++)
170 epson_sendbyte(1, INIT_3[i]);
171 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
172 omap_set_gpio_dataout(_A_LCD_SSC_CS, 0);
173
174 /* init LCD phase 3 */
175 epson_sendbyte(0, 0xBC);
176 epson_sendbyte(1, 0x08);
177 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
178 omap_set_gpio_dataout(_A_LCD_SSC_CS, 0);
179
180 /* init LCD phase 4 */
181 epson_sendbyte(0, 0x07);
182 epson_sendbyte(1, 0x05);
183 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
184 omap_set_gpio_dataout(_A_LCD_SSC_CS, 0);
185
186 /* init LCD phase 5 */
187 epson_sendbyte(0, 0x94);
188 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
189 omap_set_gpio_dataout(_A_LCD_SSC_CS, 0);
190
191 /* init LCD phase 6 */
192 epson_sendbyte(0, 0xC6);
193 epson_sendbyte(1, 0x80);
194 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
195 mdelay(100); /* used to be 1000 */
196 omap_set_gpio_dataout(_A_LCD_SSC_CS, 0);
197
198 /* init LCD phase 7 */
199 epson_sendbyte(0, 0x16);
200 epson_sendbyte(1, 0x02);
201 epson_sendbyte(1, 0x00);
202 epson_sendbyte(1, 0xB1);
203 epson_sendbyte(1, 0x00);
204 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
205 omap_set_gpio_dataout(_A_LCD_SSC_CS, 0);
206
207 /* init LCD phase 8 */
208 epson_sendbyte(0, 0x76);
209 epson_sendbyte(1, 0x00);
210 epson_sendbyte(1, 0x00);
211 epson_sendbyte(1, 0xDB);
212 epson_sendbyte(1, 0x00);
213 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
214 omap_set_gpio_dataout(_A_LCD_SSC_CS, 0);
215
216 /* init LCD phase 9 */
217 epson_sendbyte(0, 0xAF);
218 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
219}
220
221static int sx1_panel_init(struct lcd_panel *panel, struct omapfb_device *fbdev)
222{
223 return 0;
224}
225
226static void sx1_panel_cleanup(struct lcd_panel *panel)
227{
228}
229
230static void sx1_panel_disable(struct lcd_panel *panel)
231{
232 printk(KERN_INFO "SX1: LCD panel disable\n");
233 sx1_setmmipower(0);
234 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
235
236 epson_sendbyte(0, 0x25);
237 omap_set_gpio_dataout(_A_LCD_SSC_CS, 0);
238
239 epson_sendbyte(0, 0xAE);
240 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
241 mdelay(100);
242 omap_set_gpio_dataout(_A_LCD_SSC_CS, 0);
243
244 epson_sendbyte(0, 0x95);
245 omap_set_gpio_dataout(_A_LCD_SSC_CS, 1);
246}
247
248static int sx1_panel_enable(struct lcd_panel *panel)
249{
250 printk(KERN_INFO "lcd_sx1: LCD panel enable\n");
251 init_system();
252 display_init();
253
254 sx1_setmmipower(1);
255 sx1_setbacklight(0x18);
256 sx1_setkeylight (0x06);
257 return 0;
258}
259
260
261static unsigned long sx1_panel_get_caps(struct lcd_panel *panel)
262{
263 return 0;
264}
265
266struct lcd_panel sx1_panel = {
267 .name = "sx1",
268 .config = OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC |
269 OMAP_LCDC_INV_HSYNC | OMAP_LCDC_INV_PIX_CLOCK |
270 OMAP_LCDC_INV_OUTPUT_EN,
271
272 .x_res = 176,
273 .y_res = 220,
274 .data_lines = 16,
275 .bpp = 16,
276 .hsw = 5,
277 .hfp = 5,
278 .hbp = 5,
279 .vsw = 2,
280 .vfp = 1,
281 .vbp = 1,
282 .pixel_clock = 1500,
283
284 .init = sx1_panel_init,
285 .cleanup = sx1_panel_cleanup,
286 .enable = sx1_panel_enable,
287 .disable = sx1_panel_disable,
288 .get_caps = sx1_panel_get_caps,
289};
290
291static int sx1_panel_probe(struct platform_device *pdev)
292{
293 omapfb_register_panel(&sx1_panel);
294 return 0;
295}
296
297static int sx1_panel_remove(struct platform_device *pdev)
298{
299 return 0;
300}
301
302static int sx1_panel_suspend(struct platform_device *pdev, pm_message_t mesg)
303{
304 return 0;
305}
306
307static int sx1_panel_resume(struct platform_device *pdev)
308{
309 return 0;
310}
311
312struct platform_driver sx1_panel_driver = {
313 .probe = sx1_panel_probe,
314 .remove = sx1_panel_remove,
315 .suspend = sx1_panel_suspend,
316 .resume = sx1_panel_resume,
317 .driver = {
318 .name = "lcd_sx1",
319 .owner = THIS_MODULE,
320 },
321};
322
323static int sx1_panel_drv_init(void)
324{
325 return platform_driver_register(&sx1_panel_driver);
326}
327
328static void sx1_panel_drv_cleanup(void)
329{
330 platform_driver_unregister(&sx1_panel_driver);
331}
332
333module_init(sx1_panel_drv_init);
334module_exit(sx1_panel_drv_cleanup);
generated by cgit v1.2.2 (git 2.25.0) at 2024-10-31 21:12:09 -0400