1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * Samsung S5P G2D - 2D Graphics Accelerator Driver
5 * Copyright (c) 2011 Samsung Electronics Co., Ltd.
6 * Kamil Debski, <k.debski@samsung.com>
9 /* General Registers */
10 #define SOFT_RESET_REG 0x0000 /* Software reset reg */
11 #define INTEN_REG 0x0004 /* Interrupt Enable reg */
12 #define INTC_PEND_REG 0x000C /* Interrupt Control Pending reg */
13 #define FIFO_STAT_REG 0x0010 /* Command FIFO Status reg */
14 #define AXI_ID_MODE_REG 0x0014 /* AXI Read ID Mode reg */
15 #define CACHECTL_REG 0x0018 /* Cache & Buffer clear reg */
16 #define AXI_MODE_REG 0x001C /* AXI Mode reg */
18 /* Command Registers */
19 #define BITBLT_START_REG 0x0100 /* BitBLT Start reg */
20 #define BITBLT_COMMAND_REG 0x0104 /* Command reg for BitBLT */
22 /* Parameter Setting Registers (Rotate & Direction) */
23 #define ROTATE_REG 0x0200 /* Rotation reg */
24 #define SRC_MSK_DIRECT_REG 0x0204 /* Src and Mask Direction reg */
25 #define DST_PAT_DIRECT_REG 0x0208 /* Dest and Pattern Direction reg */
27 /* Parameter Setting Registers (Src) */
28 #define SRC_SELECT_REG 0x0300 /* Src Image Selection reg */
29 #define SRC_BASE_ADDR_REG 0x0304 /* Src Image Base Address reg */
30 #define SRC_STRIDE_REG 0x0308 /* Src Stride reg */
31 #define SRC_COLOR_MODE_REG 0x030C /* Src Image Color Mode reg */
32 #define SRC_LEFT_TOP_REG 0x0310 /* Src Left Top Coordinate reg */
33 #define SRC_RIGHT_BOTTOM_REG 0x0314 /* Src Right Bottom Coordinate reg */
34 #define SRC_SCALE_CTRL_REG 0x0328 /* Src Scaling type select */
35 #define SRC_XSCALE_REG 0x032c /* Src X Scaling ratio */
36 #define SRC_YSCALE_REG 0x0330 /* Src Y Scaling ratio */
38 /* Parameter Setting Registers (Dest) */
39 #define DST_SELECT_REG 0x0400 /* Dest Image Selection reg */
40 #define DST_BASE_ADDR_REG 0x0404 /* Dest Image Base Address reg */
41 #define DST_STRIDE_REG 0x0408 /* Dest Stride reg */
42 #define DST_COLOR_MODE_REG 0x040C /* Dest Image Color Mode reg */
43 #define DST_LEFT_TOP_REG 0x0410 /* Dest Left Top Coordinate reg */
44 #define DST_RIGHT_BOTTOM_REG 0x0414 /* Dest Right Bottom Coordinate reg */
46 /* Parameter Setting Registers (Pattern) */
47 #define PAT_BASE_ADDR_REG 0x0500 /* Pattern Image Base Address reg */
48 #define PAT_SIZE_REG 0x0504 /* Pattern Image Size reg */
49 #define PAT_COLOR_MODE_REG 0x0508 /* Pattern Image Color Mode reg */
50 #define PAT_OFFSET_REG 0x050C /* Pattern Left Top Coordinate reg */
51 #define PAT_STRIDE_REG 0x0510 /* Pattern Stride reg */
53 /* Parameter Setting Registers (Mask) */
54 #define MASK_BASE_ADDR_REG 0x0520 /* Mask Base Address reg */
55 #define MASK_STRIDE_REG 0x0524 /* Mask Stride reg */
57 /* Parameter Setting Registers (Clipping Window) */
58 #define CW_LT_REG 0x0600 /* LeftTop coordinates of Clip Window */
59 #define CW_RB_REG 0x0604 /* RightBottom coordinates of Clip
62 /* Parameter Setting Registers (ROP & Alpha Setting) */
63 #define THIRD_OPERAND_REG 0x0610 /* Third Operand Selection reg */
64 #define ROP4_REG 0x0614 /* Raster Operation reg */
65 #define ALPHA_REG 0x0618 /* Alpha value, Fading offset value */
67 /* Parameter Setting Registers (Color) */
68 #define FG_COLOR_REG 0x0700 /* Foreground Color reg */
69 #define BG_COLOR_REG 0x0704 /* Background Color reg */
70 #define BS_COLOR_REG 0x0708 /* Blue Screen Color reg */
72 /* Parameter Setting Registers (Color Key) */
73 #define SRC_COLORKEY_CTRL_REG 0x0710 /* Src Colorkey control reg */
74 #define SRC_COLORKEY_DR_MIN_REG 0x0714 /* Src Colorkey Decision Reference
76 #define SRC_COLORKEY_DR_MAX_REG 0x0718 /* Src Colorkey Decision Reference
78 #define DST_COLORKEY_CTRL_REG 0x071C /* Dest Colorkey control reg */
79 #define DST_COLORKEY_DR_MIN_REG 0x0720 /* Dest Colorkey Decision Reference
81 #define DST_COLORKEY_DR_MAX_REG 0x0724 /* Dest Colorkey Decision Reference
84 /* Color mode values */
91 #define MODE_XRGB_8888 0
92 #define MODE_ARGB_8888 1
93 #define MODE_RGB_565 2
94 #define MODE_XRGB_1555 3
95 #define MODE_ARGB_1555 4
96 #define MODE_XRGB_4444 5
97 #define MODE_ARGB_4444 6
98 #define MODE_PACKED_RGB_888 7
100 #define COLOR_MODE(o, m) (((o) << 4) | (m))
102 /* ROP4 operation values */
103 #define ROP4_COPY 0xCCCC
104 #define ROP4_INVERT 0x3333
106 /* Hardware limits */
107 #define MAX_WIDTH 8000
108 #define MAX_HEIGHT 8000
110 #define G2D_TIMEOUT 500
112 #define DEFAULT_WIDTH 100
113 #define DEFAULT_HEIGHT 100
115 #define DEFAULT_SCALE_MODE (2 << 0)
117 /* Command mode register values */
118 #define CMD_V3_ENABLE_STRETCH (1 << 4)