1/*
2 * Samsung S5P G2D - 2D Graphics Accelerator Driver
3 *
4 * Copyright (c) 2011 Samsung Electronics Co., Ltd.
5 * Kamil Debski, <k.debski@samsung.com>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the
10 * License, or (at your option) any later version
11 */
12
13/* General Registers */
14#define SOFT_RESET_REG		0x0000	/* Software reset reg */
15#define INTEN_REG		0x0004	/* Interrupt Enable reg */
16#define INTC_PEND_REG		0x000C	/* Interrupt Control Pending reg */
17#define FIFO_STAT_REG		0x0010	/* Command FIFO Status reg */
18#define AXI_ID_MODE_REG		0x0014	/* AXI Read ID Mode reg */
19#define CACHECTL_REG		0x0018	/* Cache & Buffer clear reg */
20#define AXI_MODE_REG		0x001C	/* AXI Mode reg */
21
22/* Command Registers */
23#define BITBLT_START_REG	0x0100	/* BitBLT Start reg */
24#define BITBLT_COMMAND_REG	0x0104	/* Command reg for BitBLT */
25
26/* Parameter Setting Registers (Rotate & Direction) */
27#define ROTATE_REG		0x0200	/* Rotation reg */
28#define SRC_MSK_DIRECT_REG	0x0204	/* Src and Mask Direction reg */
29#define DST_PAT_DIRECT_REG	0x0208	/* Dest and Pattern Direction reg */
30
31/* Parameter Setting Registers (Src) */
32#define SRC_SELECT_REG		0x0300	/* Src Image Selection reg */
33#define SRC_BASE_ADDR_REG	0x0304	/* Src Image Base Address reg */
34#define SRC_STRIDE_REG		0x0308	/* Src Stride reg */
35#define SRC_COLOR_MODE_REG	0x030C	/* Src Image Color Mode reg */
36#define SRC_LEFT_TOP_REG	0x0310	/* Src Left Top Coordinate reg */
37#define SRC_RIGHT_BOTTOM_REG	0x0314	/* Src Right Bottom Coordinate reg */
38#define SRC_SCALE_CTRL_REG	0x0328	/* Src Scaling type select */
39#define SRC_XSCALE_REG		0x032c	/* Src X Scaling ratio */
40#define SRC_YSCALE_REG		0x0330	/* Src Y Scaling ratio */
41
42/* Parameter Setting Registers (Dest) */
43#define DST_SELECT_REG		0x0400	/* Dest Image Selection reg */
44#define DST_BASE_ADDR_REG	0x0404	/* Dest Image Base Address reg */
45#define DST_STRIDE_REG		0x0408	/* Dest Stride reg */
46#define DST_COLOR_MODE_REG	0x040C	/* Dest Image Color Mode reg */
47#define DST_LEFT_TOP_REG	0x0410	/* Dest Left Top Coordinate reg */
48#define DST_RIGHT_BOTTOM_REG	0x0414	/* Dest Right Bottom Coordinate reg */
49
50/* Parameter Setting Registers (Pattern) */
51#define PAT_BASE_ADDR_REG	0x0500	/* Pattern Image Base Address reg */
52#define PAT_SIZE_REG		0x0504	/* Pattern Image Size reg */
53#define PAT_COLOR_MODE_REG	0x0508	/* Pattern Image Color Mode reg */
54#define PAT_OFFSET_REG		0x050C	/* Pattern Left Top Coordinate reg */
55#define PAT_STRIDE_REG		0x0510	/* Pattern Stride reg */
56
57/* Parameter Setting Registers (Mask) */
58#define MASK_BASE_ADDR_REG	0x0520	/* Mask Base Address reg */
59#define MASK_STRIDE_REG		0x0524	/* Mask Stride reg */
60
61/* Parameter Setting Registers (Clipping Window) */
62#define CW_LT_REG		0x0600	/* LeftTop coordinates of Clip Window */
63#define CW_RB_REG		0x0604	/* RightBottom coordinates of Clip
64								Window */
65
66/* Parameter Setting Registers (ROP & Alpha Setting) */
67#define THIRD_OPERAND_REG	0x0610	/* Third Operand Selection reg */
68#define ROP4_REG		0x0614	/* Raster Operation reg */
69#define ALPHA_REG		0x0618	/* Alpha value, Fading offset value */
70
71/* Parameter Setting Registers (Color) */
72#define FG_COLOR_REG		0x0700	/* Foreground Color reg */
73#define BG_COLOR_REG		0x0704	/* Background Color reg */
74#define BS_COLOR_REG		0x0708	/* Blue Screen Color reg */
75
76/* Parameter Setting Registers (Color Key) */
77#define SRC_COLORKEY_CTRL_REG	0x0710	/* Src Colorkey control reg */
78#define SRC_COLORKEY_DR_MIN_REG	0x0714	/* Src Colorkey Decision Reference
79								Min reg */
80#define SRC_COLORKEY_DR_MAX_REG	0x0718	/* Src Colorkey Decision Reference
81								Max reg */
82#define DST_COLORKEY_CTRL_REG	0x071C	/* Dest Colorkey control reg */
83#define DST_COLORKEY_DR_MIN_REG	0x0720	/* Dest Colorkey Decision Reference
84								Min reg */
85#define DST_COLORKEY_DR_MAX_REG	0x0724	/* Dest Colorkey Decision Reference
86								Max reg */
87
88/* Color mode values */
89
90#define ORDER_XRGB		0
91#define ORDER_RGBX		1
92#define ORDER_XBGR		2
93#define ORDER_BGRX		3
94
95#define MODE_XRGB_8888		0
96#define MODE_ARGB_8888		1
97#define MODE_RGB_565		2
98#define MODE_XRGB_1555		3
99#define MODE_ARGB_1555		4
100#define MODE_XRGB_4444		5
101#define MODE_ARGB_4444		6
102#define MODE_PACKED_RGB_888	7
103
104#define COLOR_MODE(o, m)	(((o) << 4) | (m))
105
106/* ROP4 operation values */
107#define ROP4_COPY		0xCCCC
108#define ROP4_INVERT		0x3333
109
110/* Hardware limits */
111#define MAX_WIDTH		8000
112#define MAX_HEIGHT		8000
113
114#define G2D_TIMEOUT		500
115
116#define DEFAULT_WIDTH		100
117#define DEFAULT_HEIGHT		100
118
119#define DEFAULT_SCALE_MODE	(2 << 0)
120
121/* Command mode register values */
122#define CMD_V3_ENABLE_STRETCH	(1 << 4)
123