xref: /openbmc/u-boot/drivers/video/s6e8ax0.c (revision bfc93fb4)
1 /*
2  * Copyright (C) 2012 Samsung Electronics
3  *
4  * Author: Donghwa Lee <dh09.lee@samsung.com>
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License as
8  * published by the Free Software Foundation; either version 2 of
9  * the License, or (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
19  * MA 02111-1307 USA
20  */
21 
22 #include <common.h>
23 #include <asm/arch/mipi_dsim.h>
24 
25 #include "exynos_mipi_dsi_lowlevel.h"
26 #include "exynos_mipi_dsi_common.h"
27 
28 static void s6e8ax0_panel_cond(struct mipi_dsim_device *dsim_dev)
29 {
30 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
31 	const unsigned char data_to_send[] = {
32 		0xf8, 0x3d, 0x35, 0x00, 0x00, 0x00, 0x8d, 0x00, 0x4c,
33 		0x6e, 0x10, 0x27, 0x7d, 0x3f, 0x10, 0x00, 0x00, 0x20,
34 		0x04, 0x08, 0x6e, 0x00, 0x00, 0x00, 0x02, 0x08, 0x08,
35 		0x23, 0x23, 0xc0, 0xc8, 0x08, 0x48, 0xc1, 0x00, 0xc3,
36 		0xff, 0xff, 0xc8
37 	};
38 
39 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
40 			(unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
41 }
42 
43 static void s6e8ax0_display_cond(struct mipi_dsim_device *dsim_dev)
44 {
45 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
46 	const unsigned char data_to_send[] = {
47 		0xf2, 0x80, 0x03, 0x0d
48 	};
49 
50 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
51 			(unsigned int)data_to_send,
52 			ARRAY_SIZE(data_to_send));
53 }
54 
55 static void s6e8ax0_gamma_cond(struct mipi_dsim_device *dsim_dev)
56 {
57 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
58 	/* 7500K 2.2 Set (M3, 300cd) */
59 	const unsigned char data_to_send[] = {
60 		0xfa, 0x01, 0x0f, 0x00, 0x0f, 0xda, 0xc0, 0xe4, 0xc8,
61 		0xc8, 0xc6, 0xd3, 0xd6, 0xd0, 0xab, 0xb2, 0xa6, 0xbf,
62 		0xc2, 0xb9, 0x00, 0x93, 0x00, 0x86, 0x00, 0xd1
63 	};
64 
65 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
66 			(unsigned int)data_to_send,
67 			ARRAY_SIZE(data_to_send));
68 }
69 
70 static void s6e8ax0_gamma_update(struct mipi_dsim_device *dsim_dev)
71 {
72 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
73 
74 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0xf7, 0x3);
75 }
76 
77 static void s6e8ax0_etc_source_control(struct mipi_dsim_device *dsim_dev)
78 {
79 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
80 	const unsigned char data_to_send[] = {
81 		0xf6, 0x00, 0x02, 0x00
82 	};
83 
84 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
85 			(unsigned int)data_to_send,
86 			ARRAY_SIZE(data_to_send));
87 }
88 
89 static void s6e8ax0_etc_pentile_control(struct mipi_dsim_device *dsim_dev)
90 {
91 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
92 	const unsigned char data_to_send[] = {
93 		0xb6, 0x0c, 0x02, 0x03, 0x32, 0xff, 0x44, 0x44, 0xc0,
94 		0x00
95 	};
96 
97 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
98 			(unsigned int)data_to_send,
99 			ARRAY_SIZE(data_to_send));
100 }
101 
102 static void s6e8ax0_etc_mipi_control1(struct mipi_dsim_device *dsim_dev)
103 {
104 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
105 	const unsigned char data_to_send[] = {
106 		0xe1, 0x10, 0x1c, 0x17, 0x08, 0x1d
107 	};
108 
109 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
110 			(unsigned int)data_to_send,
111 			ARRAY_SIZE(data_to_send));
112 }
113 
114 static void s6e8ax0_etc_mipi_control2(struct mipi_dsim_device *dsim_dev)
115 {
116 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
117 	const unsigned char data_to_send[] = {
118 		0xe2, 0xed, 0x07, 0xc3, 0x13, 0x0d, 0x03
119 	};
120 
121 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
122 			(unsigned int)data_to_send,
123 			ARRAY_SIZE(data_to_send));
124 }
125 
126 static void s6e8ax0_etc_power_control(struct mipi_dsim_device *dsim_dev)
127 {
128 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
129 	const unsigned char data_to_send[] = {
130 		0xf4, 0xcf, 0x0a, 0x12, 0x10, 0x19, 0x33, 0x02
131 	};
132 
133 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
134 		(unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
135 }
136 
137 static void s6e8ax0_etc_mipi_control3(struct mipi_dsim_device *dsim_dev)
138 {
139 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
140 
141 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0xe3, 0x40);
142 }
143 
144 static void s6e8ax0_etc_mipi_control4(struct mipi_dsim_device *dsim_dev)
145 {
146 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
147 	const unsigned char data_to_send[] = {
148 		0xe4, 0x00, 0x00, 0x14, 0x80, 0x00, 0x00, 0x00
149 	};
150 
151 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
152 		(unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
153 }
154 
155 static void s6e8ax0_elvss_set(struct mipi_dsim_device *dsim_dev)
156 {
157 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
158 	const unsigned char data_to_send[] = {
159 		0xb1, 0x04, 0x00
160 	};
161 
162 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
163 			(unsigned int)data_to_send,
164 			ARRAY_SIZE(data_to_send));
165 }
166 
167 static void s6e8ax0_display_on(struct mipi_dsim_device *dsim_dev)
168 {
169 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
170 
171 	ops->cmd_write(dsim_dev,
172 		MIPI_DSI_DCS_SHORT_WRITE, 0x29, 0x00);
173 }
174 
175 static void s6e8ax0_sleep_out(struct mipi_dsim_device *dsim_dev)
176 {
177 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
178 
179 	ops->cmd_write(dsim_dev,
180 		MIPI_DSI_DCS_SHORT_WRITE, 0x11, 0x00);
181 }
182 
183 static void s6e8ax0_apply_level1_key(struct mipi_dsim_device *dsim_dev)
184 {
185 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
186 	const unsigned char data_to_send[] = {
187 		0xf0, 0x5a, 0x5a
188 	};
189 
190 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
191 		(unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
192 }
193 
194 static void s6e8ax0_apply_mtp_key(struct mipi_dsim_device *dsim_dev)
195 {
196 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
197 	const unsigned char data_to_send[] = {
198 		0xf1, 0x5a, 0x5a
199 	};
200 
201 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
202 		(unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
203 }
204 
205 static void s6e8ax0_panel_init(struct mipi_dsim_device *dsim_dev)
206 {
207 	/*
208 	 * in case of setting gamma and panel condition at first,
209 	 * it shuold be setting like below.
210 	 * set_gamma() -> set_panel_condition()
211 	 */
212 
213 	s6e8ax0_apply_level1_key(dsim_dev);
214 	s6e8ax0_apply_mtp_key(dsim_dev);
215 
216 	s6e8ax0_sleep_out(dsim_dev);
217 	mdelay(5);
218 	s6e8ax0_panel_cond(dsim_dev);
219 	s6e8ax0_display_cond(dsim_dev);
220 	s6e8ax0_gamma_cond(dsim_dev);
221 	s6e8ax0_gamma_update(dsim_dev);
222 
223 	s6e8ax0_etc_source_control(dsim_dev);
224 	s6e8ax0_elvss_set(dsim_dev);
225 	s6e8ax0_etc_pentile_control(dsim_dev);
226 	s6e8ax0_etc_mipi_control1(dsim_dev);
227 	s6e8ax0_etc_mipi_control2(dsim_dev);
228 	s6e8ax0_etc_power_control(dsim_dev);
229 	s6e8ax0_etc_mipi_control3(dsim_dev);
230 	s6e8ax0_etc_mipi_control4(dsim_dev);
231 }
232 
233 static int s6e8ax0_panel_set(struct mipi_dsim_device *dsim_dev)
234 {
235 	s6e8ax0_panel_init(dsim_dev);
236 
237 	return 0;
238 }
239 
240 static void s6e8ax0_display_enable(struct mipi_dsim_device *dsim_dev)
241 {
242 	s6e8ax0_display_on(dsim_dev);
243 }
244 
245 static struct mipi_dsim_lcd_driver s6e8ax0_dsim_ddi_driver = {
246 	.name = "s6e8ax0",
247 	.id = -1,
248 
249 	.mipi_panel_init = s6e8ax0_panel_set,
250 	.mipi_display_on = s6e8ax0_display_enable,
251 };
252 
253 void s6e8ax0_init(void)
254 {
255 	exynos_mipi_dsi_register_lcd_driver(&s6e8ax0_dsim_ddi_driver);
256 }
257