summaryrefslogtreecommitdiff
path: root/drivers/video/l5f31188.c
blob: 3312dcfb317b75ad0b3a875f9e6549080dd8fb93 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
/*
 * Copyright (c) 2013 Samsung Electronics Co., Ltd. All rights reserved.
 * Hyungwon Hwang <human.hwang@samsung.com>
 *
 * SPDX-License-Identifier:      GPL-2.0+
 */

#include <common.h>
#include <asm/arch/mipi_dsim.h>

#define SCAN_FROM_LEFT_TO_RIGHT 0
#define SCAN_FROM_RIGHT_TO_LEFT 1
#define SCAN_FROM_TOP_TO_BOTTOM 0
#define SCAN_FROM_BOTTOM_TO_TOP 1

static void l5f31188_sleep_in(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops)
{
	ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE, 0x10, 0x00);
}

static void l5f31188_sleep_out(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops)
{
	ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE, 0x11, 0x00);
}

static void l5f31188_set_gamma(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops)
{
	ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE, 0x26, 0x00);
}

static void l5f31188_display_off(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops)
{
	ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE, 0x28, 0x00);
}

static void l5f31188_display_on(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops)
{
	ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE, 0x29, 0x00);
}

static void l5f31188_ctl_memory_access(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops,
		int h_direction, int v_direction)
{
	ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0x36,
			(((h_direction & 0x1) << 1) | (v_direction & 0x1)));
}

static void l5f31188_set_pixel_format(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops)
{
	ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0x3A, 0x70);
}

static void l5f31188_write_disbv(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops, unsigned int brightness)
{
	ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0x51, brightness);
}

static void l5f31188_write_ctrld(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops)
{
	ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0x53, 0x2C);
}

static void l5f31188_write_cabc(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops,
			unsigned int wm_mode)
{
	ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0x55, wm_mode);
}

static void l5f31188_write_cabcmb(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops, unsigned int min_brightness)
{
	ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0x5E,
			min_brightness);
}

static void l5f31188_set_extension(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops)
{
	const unsigned char data_to_send[] = {
		0xB9, 0xFF, 0x83, 0x94
	};

	ops->cmd_write(dev, MIPI_DSI_DCS_LONG_WRITE,
			(unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
}

static void l5f31188_set_dgc_lut(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops)
{
	const unsigned char data_to_send[] = {
		0xC1, 0x01, 0x00, 0x04, 0x0E, 0x18, 0x1E, 0x26,
		0x2F, 0x36, 0x3E, 0x47, 0x4E, 0x56, 0x5D, 0x65,
		0x6D, 0x75, 0x7D, 0x84, 0x8C, 0x94, 0x9C, 0xA4,
		0xAD, 0xB5, 0xBD, 0xC5, 0xCC, 0xD4, 0xDE, 0xE5,
		0xEE, 0xF7, 0xFF, 0x3F, 0x9A, 0xCE, 0xD4, 0x21,
		0xA1, 0x26, 0x54, 0x00, 0x00, 0x04, 0x0E, 0x19,
		0x1F, 0x27, 0x30, 0x37, 0x40, 0x48, 0x50, 0x58,
		0x60, 0x67, 0x6F, 0x77, 0x7F, 0x87, 0x8F, 0x97,
		0x9F, 0xA7, 0xB0, 0xB8, 0xC0, 0xC8, 0xCE, 0xD8,
		0xE0, 0xE7, 0xF0, 0xF7, 0xFF, 0x3C, 0xEB, 0xFD,
		0x2F, 0x66, 0xA8, 0x2C, 0x46, 0x00, 0x00, 0x04,
		0x0E, 0x18, 0x1E, 0x26, 0x30, 0x38, 0x41, 0x4A,
		0x52, 0x5A, 0x62, 0x6B, 0x73, 0x7B, 0x83, 0x8C,
		0x94, 0x9C, 0xA5, 0xAD, 0xB6, 0xBD, 0xC5, 0xCC,
		0xD4, 0xDD, 0xE3, 0xEB, 0xF2, 0xF9, 0xFF, 0x3F,
		0xA4, 0x8A, 0x8F, 0xC7, 0x33, 0xF5, 0xE9, 0x00
	};
	ops->cmd_write(dev, MIPI_DSI_DCS_LONG_WRITE,
			(unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
}

static void l5f31188_set_tcon(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops)
{
	const unsigned char data_to_send[] = {
		0xC7, 0x00, 0x20
	};
	ops->cmd_write(dev, MIPI_DSI_DCS_LONG_WRITE,
			(unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
}

static void l5f31188_set_ptba(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops)
{
	const unsigned char data_to_send[] = {
		0xBF, 0x06, 0x10
	};
	ops->cmd_write(dev, MIPI_DSI_DCS_LONG_WRITE,
			(unsigned int)data_to_send, ARRAY_SIZE(data_to_send));
}

static void l5f31188_set_eco(struct mipi_dsim_device *dev,
		struct mipi_dsim_master_ops *ops)
{
	ops->cmd_write(dev, MIPI_DSI_DCS_SHORT_WRITE_PARAM, 0xC6, 0x0C);
}

static int l5f31188_panel_init(struct mipi_dsim_device *dev)
{
	struct mipi_dsim_master_ops *ops = dev->master_ops;

	l5f31188_set_extension(dev, ops);
	l5f31188_set_dgc_lut(dev, ops);

	l5f31188_set_eco(dev, ops);
	l5f31188_set_tcon(dev, ops);
	l5f31188_set_ptba(dev, ops);
	l5f31188_set_gamma(dev, ops);
	l5f31188_ctl_memory_access(dev, ops,
			SCAN_FROM_LEFT_TO_RIGHT, SCAN_FROM_TOP_TO_BOTTOM);
	l5f31188_set_pixel_format(dev, ops);
	l5f31188_write_disbv(dev, ops, 0xFF);
	l5f31188_write_ctrld(dev, ops);
	l5f31188_write_cabc(dev, ops, 0x0);
	l5f31188_write_cabcmb(dev, ops, 0x0);

	l5f31188_sleep_out(dev, ops);

	/* 120 msec */
	udelay(120 * 1000);

	return 0;
}

static void l5f31188_display_enable(struct mipi_dsim_device *dev)
{
	struct mipi_dsim_master_ops *ops = dev->master_ops;
	l5f31188_display_on(dev, ops);
}

static struct mipi_dsim_lcd_driver l5f31188_dsim_ddi_driver = {
	.name = "l5f31188",
	.id = -1,

	.mipi_panel_init = l5f31188_panel_init,
	.mipi_display_on = l5f31188_display_enable,
};

void l5f31188_init(void)
{
	exynos_mipi_dsi_register_lcd_driver(&l5f31188_dsim_ddi_driver);
}