xref: /openbmc/u-boot/drivers/video/s6e8ax0.c (revision e8f80a5a)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (C) 2012 Samsung Electronics
4  *
5  * Author: Donghwa Lee <dh09.lee@samsung.com>
6  */
7 
8 #include <common.h>
9 #include <asm/arch/mipi_dsim.h>
10 
11 #include "exynos/exynos_mipi_dsi_lowlevel.h"
12 #include "exynos/exynos_mipi_dsi_common.h"
13 
s6e8ax0_panel_cond(struct mipi_dsim_device * dsim_dev)14 static void s6e8ax0_panel_cond(struct mipi_dsim_device *dsim_dev)
15 {
16 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
17 	int reverse = dsim_dev->dsim_lcd_dev->reverse_panel;
18 	static const unsigned char data_to_send[] = {
19 		0xf8, 0x3d, 0x35, 0x00, 0x00, 0x00, 0x8d, 0x00, 0x4c,
20 		0x6e, 0x10, 0x27, 0x7d, 0x3f, 0x10, 0x00, 0x00, 0x20,
21 		0x04, 0x08, 0x6e, 0x00, 0x00, 0x00, 0x02, 0x08, 0x08,
22 		0x23, 0x23, 0xc0, 0xc8, 0x08, 0x48, 0xc1, 0x00, 0xc3,
23 		0xff, 0xff, 0xc8
24 	};
25 
26 	static const unsigned char data_to_send_reverse[] = {
27 		0xf8, 0x19, 0x35, 0x00, 0x00, 0x00, 0x93, 0x00, 0x3c,
28 		0x7d, 0x08, 0x27, 0x7d, 0x3f, 0x00, 0x00, 0x00, 0x20,
29 		0x04, 0x08, 0x6e, 0x00, 0x00, 0x00, 0x02, 0x08, 0x08,
30 		0x23, 0x23, 0xc0, 0xc1, 0x01, 0x41, 0xc1, 0x00, 0xc1,
31 		0xf6, 0xf6, 0xc1
32 	};
33 
34 	if (reverse) {
35 		ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
36 			data_to_send_reverse,
37 			ARRAY_SIZE(data_to_send_reverse));
38 	} else {
39 		ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
40 			data_to_send, ARRAY_SIZE(data_to_send));
41 	}
42 }
43 
s6e8ax0_display_cond(struct mipi_dsim_device * dsim_dev)44 static void s6e8ax0_display_cond(struct mipi_dsim_device *dsim_dev)
45 {
46 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
47 	static const unsigned char data_to_send[] = {
48 		0xf2, 0x80, 0x03, 0x0d
49 	};
50 
51 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
52 			data_to_send, ARRAY_SIZE(data_to_send));
53 }
54 
s6e8ax0_gamma_cond(struct mipi_dsim_device * dsim_dev)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 : 30cd */
59 	static const unsigned char data_to_send[] = {
60 		0xfa, 0x01, 0x60, 0x10, 0x60, 0xf5, 0x00, 0xff, 0xad,
61 		0xaf, 0xba, 0xc3, 0xd8, 0xc5, 0x9f, 0xc6, 0x9e, 0xc1,
62 		0xdc, 0xc0, 0x00, 0x61, 0x00, 0x5a, 0x00, 0x74,
63 	};
64 
65 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
66 			data_to_send, ARRAY_SIZE(data_to_send));
67 }
68 
s6e8ax0_gamma_update(struct mipi_dsim_device * dsim_dev)69 static void s6e8ax0_gamma_update(struct mipi_dsim_device *dsim_dev)
70 {
71 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
72 	static const unsigned char data_to_send[] = {
73 		0xf7, 0x03
74 	};
75 
76 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, data_to_send,
77 			ARRAY_SIZE(data_to_send));
78 }
79 
s6e8ax0_etc_source_control(struct mipi_dsim_device * dsim_dev)80 static void s6e8ax0_etc_source_control(struct mipi_dsim_device *dsim_dev)
81 {
82 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
83 	static const unsigned char data_to_send[] = {
84 		0xf6, 0x00, 0x02, 0x00
85 	};
86 
87 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
88 			data_to_send, ARRAY_SIZE(data_to_send));
89 }
90 
s6e8ax0_etc_pentile_control(struct mipi_dsim_device * dsim_dev)91 static void s6e8ax0_etc_pentile_control(struct mipi_dsim_device *dsim_dev)
92 {
93 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
94 	static const unsigned char data_to_send[] = {
95 		0xb6, 0x0c, 0x02, 0x03, 0x32, 0xff, 0x44, 0x44, 0xc0,
96 		0x00
97 	};
98 
99 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
100 			data_to_send, ARRAY_SIZE(data_to_send));
101 }
102 
s6e8ax0_etc_mipi_control1(struct mipi_dsim_device * dsim_dev)103 static void s6e8ax0_etc_mipi_control1(struct mipi_dsim_device *dsim_dev)
104 {
105 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
106 	static const unsigned char data_to_send[] = {
107 		0xe1, 0x10, 0x1c, 0x17, 0x08, 0x1d
108 	};
109 
110 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
111 			data_to_send, ARRAY_SIZE(data_to_send));
112 }
113 
s6e8ax0_etc_mipi_control2(struct mipi_dsim_device * dsim_dev)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 	static 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 			data_to_send, ARRAY_SIZE(data_to_send));
123 }
124 
s6e8ax0_etc_power_control(struct mipi_dsim_device * dsim_dev)125 static void s6e8ax0_etc_power_control(struct mipi_dsim_device *dsim_dev)
126 {
127 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
128 	static const unsigned char data_to_send[] = {
129 		0xf4, 0xcf, 0x0a, 0x12, 0x10, 0x19, 0x33, 0x02
130 	};
131 
132 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
133 		data_to_send, ARRAY_SIZE(data_to_send));
134 }
135 
s6e8ax0_etc_mipi_control3(struct mipi_dsim_device * dsim_dev)136 static void s6e8ax0_etc_mipi_control3(struct mipi_dsim_device *dsim_dev)
137 {
138 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
139 	static const unsigned char data_to_send[] = {
140 		0xe3, 0x40
141 	};
142 
143 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, data_to_send,
144 		       ARRAY_SIZE(data_to_send));
145 }
146 
s6e8ax0_etc_mipi_control4(struct mipi_dsim_device * dsim_dev)147 static void s6e8ax0_etc_mipi_control4(struct mipi_dsim_device *dsim_dev)
148 {
149 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
150 	static const unsigned char data_to_send[] = {
151 		0xe4, 0x00, 0x00, 0x14, 0x80, 0x00, 0x00, 0x00
152 	};
153 
154 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
155 		data_to_send, ARRAY_SIZE(data_to_send));
156 }
157 
s6e8ax0_elvss_set(struct mipi_dsim_device * dsim_dev)158 static void s6e8ax0_elvss_set(struct mipi_dsim_device *dsim_dev)
159 {
160 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
161 	static const unsigned char data_to_send[] = {
162 		0xb1, 0x04, 0x00
163 	};
164 
165 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
166 			data_to_send, ARRAY_SIZE(data_to_send));
167 }
168 
s6e8ax0_display_on(struct mipi_dsim_device * dsim_dev)169 static void s6e8ax0_display_on(struct mipi_dsim_device *dsim_dev)
170 {
171 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
172 	static const unsigned char data_to_send[] = {
173 		0x29, 0x00
174 	};
175 
176 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE, data_to_send,
177 		       ARRAY_SIZE(data_to_send));
178 }
179 
s6e8ax0_sleep_out(struct mipi_dsim_device * dsim_dev)180 static void s6e8ax0_sleep_out(struct mipi_dsim_device *dsim_dev)
181 {
182 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
183 	static const unsigned char data_to_send[] = {
184 		0x11, 0x00
185 	};
186 
187 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_SHORT_WRITE, data_to_send,
188 		       ARRAY_SIZE(data_to_send));
189 }
190 
s6e8ax0_apply_level1_key(struct mipi_dsim_device * dsim_dev)191 static void s6e8ax0_apply_level1_key(struct mipi_dsim_device *dsim_dev)
192 {
193 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
194 	static const unsigned char data_to_send[] = {
195 		0xf0, 0x5a, 0x5a
196 	};
197 
198 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
199 		data_to_send, ARRAY_SIZE(data_to_send));
200 }
201 
s6e8ax0_apply_mtp_key(struct mipi_dsim_device * dsim_dev)202 static void s6e8ax0_apply_mtp_key(struct mipi_dsim_device *dsim_dev)
203 {
204 	struct mipi_dsim_master_ops *ops = dsim_dev->master_ops;
205 	static const unsigned char data_to_send[] = {
206 		0xf1, 0x5a, 0x5a
207 	};
208 
209 	ops->cmd_write(dsim_dev, MIPI_DSI_DCS_LONG_WRITE,
210 		data_to_send, ARRAY_SIZE(data_to_send));
211 }
212 
s6e8ax0_panel_init(struct mipi_dsim_device * dsim_dev)213 static void s6e8ax0_panel_init(struct mipi_dsim_device *dsim_dev)
214 {
215 	/*
216 	 * in case of setting gamma and panel condition at first,
217 	 * it shuold be setting like below.
218 	 * set_gamma() -> set_panel_condition()
219 	 */
220 
221 	s6e8ax0_apply_level1_key(dsim_dev);
222 	s6e8ax0_apply_mtp_key(dsim_dev);
223 
224 	s6e8ax0_sleep_out(dsim_dev);
225 	mdelay(5);
226 	s6e8ax0_panel_cond(dsim_dev);
227 	s6e8ax0_display_cond(dsim_dev);
228 	s6e8ax0_gamma_cond(dsim_dev);
229 	s6e8ax0_gamma_update(dsim_dev);
230 
231 	s6e8ax0_etc_source_control(dsim_dev);
232 	s6e8ax0_elvss_set(dsim_dev);
233 	s6e8ax0_etc_pentile_control(dsim_dev);
234 	s6e8ax0_etc_mipi_control1(dsim_dev);
235 	s6e8ax0_etc_mipi_control2(dsim_dev);
236 	s6e8ax0_etc_power_control(dsim_dev);
237 	s6e8ax0_etc_mipi_control3(dsim_dev);
238 	s6e8ax0_etc_mipi_control4(dsim_dev);
239 }
240 
s6e8ax0_panel_set(struct mipi_dsim_device * dsim_dev)241 static int s6e8ax0_panel_set(struct mipi_dsim_device *dsim_dev)
242 {
243 	s6e8ax0_panel_init(dsim_dev);
244 
245 	return 0;
246 }
247 
s6e8ax0_display_enable(struct mipi_dsim_device * dsim_dev)248 static void s6e8ax0_display_enable(struct mipi_dsim_device *dsim_dev)
249 {
250 	s6e8ax0_display_on(dsim_dev);
251 }
252 
253 static struct mipi_dsim_lcd_driver s6e8ax0_dsim_ddi_driver = {
254 	.name = "s6e8ax0",
255 	.id = -1,
256 
257 	.mipi_panel_init = s6e8ax0_panel_set,
258 	.mipi_display_on = s6e8ax0_display_enable,
259 };
260 
s6e8ax0_init(void)261 void s6e8ax0_init(void)
262 {
263 	exynos_mipi_dsi_register_lcd_driver(&s6e8ax0_dsim_ddi_driver);
264 }
265