summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/msm/dsi/dsi_cfg.c
blob: 65c1dfbbe019623ff4da20def45c168586ffd80d (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
/*
 * Copyright (c) 2015, The Linux Foundation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#include "dsi_cfg.h"

static const char * const dsi_v2_bus_clk_names[] = {
	"core_mmss", "iface", "bus",
};

static const struct msm_dsi_config apq8064_dsi_cfg = {
	.io_offset = 0,
	.reg_cfg = {
		.num = 3,
		.regs = {
			{"vdda", 100000, 100},	/* 1.2 V */
			{"avdd", 10000, 100},	/* 3.0 V */
			{"vddio", 100000, 100},	/* 1.8 V */
		},
	},
	.bus_clk_names = dsi_v2_bus_clk_names,
	.num_bus_clks = ARRAY_SIZE(dsi_v2_bus_clk_names),
	.io_start = { 0x4700000, 0x5800000 },
	.num_dsi = 2,
};

static const char * const dsi_6g_bus_clk_names[] = {
	"mdp_core", "iface", "bus", "core_mmss",
};

static const struct msm_dsi_config msm8974_apq8084_dsi_cfg = {
	.io_offset = DSI_6G_REG_SHIFT,
	.reg_cfg = {
		.num = 4,
		.regs = {
			{"gdsc", -1, -1},
			{"vdd", 150000, 100},	/* 3.0 V */
			{"vdda", 100000, 100},	/* 1.2 V */
			{"vddio", 100000, 100},	/* 1.8 V */
		},
	},
	.bus_clk_names = dsi_6g_bus_clk_names,
	.num_bus_clks = ARRAY_SIZE(dsi_6g_bus_clk_names),
	.io_start = { 0xfd922800, 0xfd922b00 },
	.num_dsi = 2,
};

static const char * const dsi_8916_bus_clk_names[] = {
	"mdp_core", "iface", "bus",
};

static const struct msm_dsi_config msm8916_dsi_cfg = {
	.io_offset = DSI_6G_REG_SHIFT,
	.reg_cfg = {
		.num = 3,
		.regs = {
			{"gdsc", -1, -1},
			{"vdda", 100000, 100},	/* 1.2 V */
			{"vddio", 100000, 100},	/* 1.8 V */
		},
	},
	.bus_clk_names = dsi_8916_bus_clk_names,
	.num_bus_clks = ARRAY_SIZE(dsi_8916_bus_clk_names),
	.io_start = { 0x1a98000 },
	.num_dsi = 1,
};

static const struct msm_dsi_config msm8994_dsi_cfg = {
	.io_offset = DSI_6G_REG_SHIFT,
	.reg_cfg = {
		.num = 7,
		.regs = {
			{"gdsc", -1, -1},
			{"vdda", 100000, 100},	/* 1.25 V */
			{"vddio", 100000, 100},	/* 1.8 V */
			{"vcca", 10000, 100},	/* 1.0 V */
			{"vdd", 100000, 100},	/* 1.8 V */
			{"lab_reg", -1, -1},
			{"ibb_reg", -1, -1},
		},
	},
	.bus_clk_names = dsi_6g_bus_clk_names,
	.num_bus_clks = ARRAY_SIZE(dsi_6g_bus_clk_names),
	.io_start = { 0xfd998000, 0xfd9a0000 },
	.num_dsi = 2,
};

/*
 * TODO: core_mmss_clk fails to enable for some reason, but things work fine
 * without it too. Figure out why it doesn't enable and uncomment below
 */
static const char * const dsi_8996_bus_clk_names[] = {
	"mdp_core", "iface", "bus", /* "core_mmss", */
};

static const struct msm_dsi_config msm8996_dsi_cfg = {
	.io_offset = DSI_6G_REG_SHIFT,
	.reg_cfg = {
		.num = 2,
		.regs = {
			{"vdda", 18160, 1 },	/* 1.25 V */
			{"vcca", 17000, 32 },	/* 0.925 V */
			{"vddio", 100000, 100 },/* 1.8 V */
		},
	},
	.bus_clk_names = dsi_8996_bus_clk_names,
	.num_bus_clks = ARRAY_SIZE(dsi_8996_bus_clk_names),
	.io_start = { 0x994000, 0x996000 },
	.num_dsi = 2,
};

static const struct msm_dsi_cfg_handler dsi_cfg_handlers[] = {
	{MSM_DSI_VER_MAJOR_V2, MSM_DSI_V2_VER_MINOR_8064, &apq8064_dsi_cfg},
	{MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_0,
						&msm8974_apq8084_dsi_cfg},
	{MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_1,
						&msm8974_apq8084_dsi_cfg},
	{MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_1_1,
						&msm8974_apq8084_dsi_cfg},
	{MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_2,
						&msm8974_apq8084_dsi_cfg},
	{MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_3, &msm8994_dsi_cfg},
	{MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_3_1, &msm8916_dsi_cfg},
	{MSM_DSI_VER_MAJOR_6G, MSM_DSI_6G_VER_MINOR_V1_4_1, &msm8996_dsi_cfg},
};

const struct msm_dsi_cfg_handler *msm_dsi_cfg_get(u32 major, u32 minor)
{
	const struct msm_dsi_cfg_handler *cfg_hnd = NULL;
	int i;

	for (i = ARRAY_SIZE(dsi_cfg_handlers) - 1; i >= 0; i--) {
		if ((dsi_cfg_handlers[i].major == major) &&
			(dsi_cfg_handlers[i].minor == minor)) {
			cfg_hnd = &dsi_cfg_handlers[i];
			break;
		}
	}

	return cfg_hnd;
}

OpenPOWER on IntegriCloud