Blame view

kernel/linux-rt-4.4.41/include/linux/platform_data/shmob_drm.h 2.87 KB
5113f6f70   김현기   kernel add
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
  /*
   * shmob_drm.h  --  SH Mobile DRM driver
   *
   * Copyright (C) 2012 Renesas Corporation
   *
   * Laurent Pinchart (laurent.pinchart@ideasonboard.com)
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   */
  
  #ifndef __SHMOB_DRM_H__
  #define __SHMOB_DRM_H__
  
  #include <linux/kernel.h>
  
  #include <drm/drm_mode.h>
  
  struct sh_mobile_meram_cfg;
  struct sh_mobile_meram_info;
  
  enum shmob_drm_clk_source {
  	SHMOB_DRM_CLK_BUS,
  	SHMOB_DRM_CLK_PERIPHERAL,
  	SHMOB_DRM_CLK_EXTERNAL,
  };
  
  enum shmob_drm_interface {
  	SHMOB_DRM_IFACE_RGB8,		/* 24bpp, 8:8:8 */
  	SHMOB_DRM_IFACE_RGB9,		/* 18bpp, 9:9 */
  	SHMOB_DRM_IFACE_RGB12A,		/* 24bpp, 12:12 */
  	SHMOB_DRM_IFACE_RGB12B,		/* 12bpp */
  	SHMOB_DRM_IFACE_RGB16,		/* 16bpp */
  	SHMOB_DRM_IFACE_RGB18,		/* 18bpp */
  	SHMOB_DRM_IFACE_RGB24,		/* 24bpp */
  	SHMOB_DRM_IFACE_YUV422,		/* 16bpp */
  	SHMOB_DRM_IFACE_SYS8A,		/* 24bpp, 8:8:8 */
  	SHMOB_DRM_IFACE_SYS8B,		/* 18bpp, 8:8:2 */
  	SHMOB_DRM_IFACE_SYS8C,		/* 18bpp, 2:8:8 */
  	SHMOB_DRM_IFACE_SYS8D,		/* 16bpp, 8:8 */
  	SHMOB_DRM_IFACE_SYS9,		/* 18bpp, 9:9 */
  	SHMOB_DRM_IFACE_SYS12,		/* 24bpp, 12:12 */
  	SHMOB_DRM_IFACE_SYS16A,		/* 16bpp */
  	SHMOB_DRM_IFACE_SYS16B,		/* 18bpp, 16:2 */
  	SHMOB_DRM_IFACE_SYS16C,		/* 18bpp, 2:16 */
  	SHMOB_DRM_IFACE_SYS18,		/* 18bpp */
  	SHMOB_DRM_IFACE_SYS24,		/* 24bpp */
  };
  
  struct shmob_drm_backlight_data {
  	const char *name;
  	int max_brightness;
  	int (*get_brightness)(void);
  	int (*set_brightness)(int brightness);
  };
  
  struct shmob_drm_panel_data {
  	unsigned int width_mm;		/* Panel width in mm */
  	unsigned int height_mm;		/* Panel height in mm */
  	struct drm_mode_modeinfo mode;
  };
  
  struct shmob_drm_sys_interface_data {
  	unsigned int read_latch:6;
  	unsigned int read_setup:8;
  	unsigned int read_cycle:8;
  	unsigned int read_strobe:8;
  	unsigned int write_setup:8;
  	unsigned int write_cycle:8;
  	unsigned int write_strobe:8;
  	unsigned int cs_setup:3;
  	unsigned int vsync_active_high:1;
  	unsigned int vsync_dir_input:1;
  };
  
  #define SHMOB_DRM_IFACE_FL_DWPOL (1 << 0) /* Rising edge dot clock data latch */
  #define SHMOB_DRM_IFACE_FL_DIPOL (1 << 1) /* Active low display enable */
  #define SHMOB_DRM_IFACE_FL_DAPOL (1 << 2) /* Active low display data */
  #define SHMOB_DRM_IFACE_FL_HSCNT (1 << 3) /* Disable HSYNC during VBLANK */
  #define SHMOB_DRM_IFACE_FL_DWCNT (1 << 4) /* Disable dotclock during blanking */
  
  struct shmob_drm_interface_data {
  	enum shmob_drm_interface interface;
  	struct shmob_drm_sys_interface_data sys;
  	unsigned int clk_div;
  	unsigned int flags;
  };
  
  struct shmob_drm_platform_data {
  	enum shmob_drm_clk_source clk_source;
  	struct shmob_drm_interface_data iface;
  	struct shmob_drm_panel_data panel;
  	struct shmob_drm_backlight_data backlight;
  	const struct sh_mobile_meram_cfg *meram;
  };
  
  #endif /* __SHMOB_DRM_H__ */