xref: /openbmc/u-boot/drivers/video/s6e8ax0.c (revision 93322749)
1 /*
2  * Copyright (C) 2012 Samsung Electronics
3  *
4  * Author: Donghwa Lee <dh09.lee@samsung.com>
5  *
6  * SPDX-License-Identifier:	GPL-2.0+
7  */
8 
9 #include <common.h>
10 #include <asm/arch/mipi_dsim.h>
11 
12 #include "exynos_mipi_dsi_lowlevel.h"
13 #include "exynos_mipi_dsi_common.h"
14 
15 static void s6e8ax0_panel_cond(struct mipi_dsim_device *dsim_dev)
16 {
17 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
18 	int reverse = dsim_dev->dsim_lcd_dev->reverse_panel;
19 	static const unsigned char data_to_send[] = {
20 		0xf8, 0x3d, 0x35, 0x00, 0x00, 0x00, 0x8d, 0x00, 0x4c,
21 		0x6e, 0x10, 0x27, 0x7d, 0x3f, 0x10, 0x00, 0x00, 0x20,
22 		0x04, 0x08, 0x6e, 0x00, 0x00, 0x00, 0x02, 0x08, 0x08,
23 		0x23, 0x23, 0xc0, 0xc8, 0x08, 0x48, 0xc1, 0x00, 0xc3,
24 		0xff, 0xff, 0xc8
25 	};
26 
27 	static const unsigned char data_to_send_reverse[] = {
28 		0xf8, 0x19, 0x35, 0x00, 0x00, 0x00, 0x93, 0x00, 0x3c,
29 		0x7d, 0x08, 0x27, 0x7d, 0x3f, 0x00, 0x00, 0x00, 0x20,
30 		0x04, 0x08, 0x6e, 0x00, 0x00, 0x00, 0x02, 0x08, 0x08,
31 		0x23, 0x23, 0xc0, 0xc1, 0x01, 0x41, 0xc1, 0x00, 0xc1,
32 		0xf6, 0xf6, 0xc1
33 	};
34 
35 	if (reverse) {
36 		ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
37 			data_to_send_reverse,
38 			ARRAY_SIZE(data_to_send_reverse));
39 	} else {
40 		ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
41 			data_to_send, ARRAY_SIZE(data_to_send));
42 	}
43 }
44 
45 static void s6e8ax0_display_cond(struct mipi_dsim_device *dsim_dev)
46 {
47 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
48 	static const unsigned char data_to_send[] = {
49 		0xf2, 0x80, 0x03, 0x0d
50 	};
51 
52 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
53 			data_to_send, ARRAY_SIZE(data_to_send));
54 }
55 
56 static void s6e8ax0_gamma_cond(struct mipi_dsim_device *dsim_dev)
57 {
58 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
59 	/* 7500K 2.2 Set : 30cd */
60 	static const unsigned char data_to_send[] = {
61 		0xfa, 0x01, 0x60, 0x10, 0x60, 0xf5, 0x00, 0xff, 0xad,
62 		0xaf, 0xba, 0xc3, 0xd8, 0xc5, 0x9f, 0xc6, 0x9e, 0xc1,
63 		0xdc, 0xc0, 0x00, 0x61, 0x00, 0x5a, 0x00, 0x74,
64 	};
65 
66 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
67 			data_to_send, 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 	static const unsigned char data_to_send[] = {
74 		0xf7, 0x03
75 	};
76 
77 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, data_to_send,
78 			ARRAY_SIZE(data_to_send));
79 }
80 
81 static void s6e8ax0_etc_source_control(struct mipi_dsim_device *dsim_dev)
82 {
83 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
84 	static const unsigned char data_to_send[] = {
85 		0xf6, 0x00, 0x02, 0x00
86 	};
87 
88 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
89 			data_to_send, ARRAY_SIZE(data_to_send));
90 }
91 
92 static void s6e8ax0_etc_pentile_control(struct mipi_dsim_device *dsim_dev)
93 {
94 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
95 	static const unsigned char data_to_send[] = {
96 		0xb6, 0x0c, 0x02, 0x03, 0x32, 0xff, 0x44, 0x44, 0xc0,
97 		0x00
98 	};
99 
100 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
101 			data_to_send, ARRAY_SIZE(data_to_send));
102 }
103 
104 static void s6e8ax0_etc_mipi_control1(struct mipi_dsim_device *dsim_dev)
105 {
106 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
107 	static const unsigned char data_to_send[] = {
108 		0xe1, 0x10, 0x1c, 0x17, 0x08, 0x1d
109 	};
110 
111 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
112 			data_to_send, ARRAY_SIZE(data_to_send));
113 }
114 
115 static void s6e8ax0_etc_mipi_control2(struct mipi_dsim_device *dsim_dev)
116 {
117 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
118 	static const unsigned char data_to_send[] = {
119 		0xe2, 0xed, 0x07, 0xc3, 0x13, 0x0d, 0x03
120 	};
121 
122 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
123 			data_to_send, 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 	static 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 		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 	static const unsigned char data_to_send[] = {
141 		0xe3, 0x40
142 	};
143 
144 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, data_to_send,
145 		       ARRAY_SIZE(data_to_send));
146 }
147 
148 static void s6e8ax0_etc_mipi_control4(struct mipi_dsim_device *dsim_dev)
149 {
150 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
151 	static const unsigned char data_to_send[] = {
152 		0xe4, 0x00, 0x00, 0x14, 0x80, 0x00, 0x00, 0x00
153 	};
154 
155 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
156 		data_to_send, ARRAY_SIZE(data_to_send));
157 }
158 
159 static void s6e8ax0_elvss_set(struct mipi_dsim_device *dsim_dev)
160 {
161 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
162 	static const unsigned char data_to_send[] = {
163 		0xb1, 0x04, 0x00
164 	};
165 
166 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
167 			data_to_send, ARRAY_SIZE(data_to_send));
168 }
169 
170 static void s6e8ax0_display_on(struct mipi_dsim_device *dsim_dev)
171 {
172 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
173 	static const unsigned char data_to_send[] = {
174 		0x29, 0x00
175 	};
176 
177 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE, data_to_send,
178 		       ARRAY_SIZE(data_to_send));
179 }
180 
181 static void s6e8ax0_sleep_out(struct mipi_dsim_device *dsim_dev)
182 {
183 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
184 	static const unsigned char data_to_send[] = {
185 		0x11, 0x00
186 	};
187 
188 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE, data_to_send,
189 		       ARRAY_SIZE(data_to_send));
190 }
191 
192 static void s6e8ax0_apply_level1_key(struct mipi_dsim_device *dsim_dev)
193 {
194 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
195 	static const unsigned char data_to_send[] = {
196 		0xf0, 0x5a, 0x5a
197 	};
198 
199 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
200 		data_to_send, ARRAY_SIZE(data_to_send));
201 }
202 
203 static void s6e8ax0_apply_mtp_key(struct mipi_dsim_device *dsim_dev)
204 {
205 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
206 	static const unsigned char data_to_send[] = {
207 		0xf1, 0x5a, 0x5a
208 	};
209 
210 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
211 		data_to_send, ARRAY_SIZE(data_to_send));
212 }
213 
214 static void s6e8ax0_panel_init(struct mipi_dsim_device *dsim_dev)
215 {
216 	/*
217 	 * in case of setting gamma and panel condition at first,
218 	 * it shuold be setting like below.
219 	 * set_gamma() -> set_panel_condition()
220 	 */
221 
222 	s6e8ax0_apply_level1_key(dsim_dev);
223 	s6e8ax0_apply_mtp_key(dsim_dev);
224 
225 	s6e8ax0_sleep_out(dsim_dev);
226 	mdelay(5);
227 	s6e8ax0_panel_cond(dsim_dev);
228 	s6e8ax0_display_cond(dsim_dev);
229 	s6e8ax0_gamma_cond(dsim_dev);
230 	s6e8ax0_gamma_update(dsim_dev);
231 
232 	s6e8ax0_etc_source_control(dsim_dev);
233 	s6e8ax0_elvss_set(dsim_dev);
234 	s6e8ax0_etc_pentile_control(dsim_dev);
235 	s6e8ax0_etc_mipi_control1(dsim_dev);
236 	s6e8ax0_etc_mipi_control2(dsim_dev);
237 	s6e8ax0_etc_power_control(dsim_dev);
238 	s6e8ax0_etc_mipi_control3(dsim_dev);
239 	s6e8ax0_etc_mipi_control4(dsim_dev);
240 }
241 
242 static int s6e8ax0_panel_set(struct mipi_dsim_device *dsim_dev)
243 {
244 	s6e8ax0_panel_init(dsim_dev);
245 
246 	return 0;
247 }
248 
249 static void s6e8ax0_display_enable(struct mipi_dsim_device *dsim_dev)
250 {
251 	s6e8ax0_display_on(dsim_dev);
252 }
253 
254 static struct mipi_dsim_lcd_driver s6e8ax0_dsim_ddi_driver = {
255 	.name = "s6e8ax0",
256 	.id = -1,
257 
258 	.mipi_panel_init = s6e8ax0_panel_set,
259 	.mipi_display_on = s6e8ax0_display_enable,
260 };
261 
262 void s6e8ax0_init(void)
263 {
264 	exynos_mipi_dsi_register_lcd_driver(&s6e8ax0_dsim_ddi_driver);
265 }
266