1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 *  Copyright (C) 2009 Marvell International Ltd.
4 */
5
6#ifndef __ASM_MACH_PXA168FB_H
7#define __ASM_MACH_PXA168FB_H
8
9#include <linux/fb.h>
10#include <linux/interrupt.h>
11
12/* Dumb interface */
13#define PIN_MODE_DUMB_24		0
14#define PIN_MODE_DUMB_18_SPI		1
15#define PIN_MODE_DUMB_18_GPIO		2
16#define PIN_MODE_DUMB_16_SPI		3
17#define PIN_MODE_DUMB_16_GPIO		4
18#define PIN_MODE_DUMB_12_SPI_GPIO	5
19#define PIN_MODE_SMART_18_SPI		6
20#define PIN_MODE_SMART_16_SPI		7
21#define PIN_MODE_SMART_8_SPI_GPIO	8
22
23/* Dumb interface pin allocation */
24#define DUMB_MODE_RGB565		0
25#define DUMB_MODE_RGB565_UPPER		1
26#define DUMB_MODE_RGB666		2
27#define DUMB_MODE_RGB666_UPPER		3
28#define DUMB_MODE_RGB444		4
29#define DUMB_MODE_RGB444_UPPER		5
30#define DUMB_MODE_RGB888		6
31
32/* default fb buffer size WVGA-32bits */
33#define DEFAULT_FB_SIZE	(800 * 480 * 4)
34
35/*
36 * Buffer pixel format
37 * bit0 is for rb swap.
38 * bit12 is for Y UorV swap
39 */
40#define PIX_FMT_RGB565		0
41#define PIX_FMT_BGR565		1
42#define PIX_FMT_RGB1555		2
43#define PIX_FMT_BGR1555		3
44#define PIX_FMT_RGB888PACK	4
45#define PIX_FMT_BGR888PACK	5
46#define PIX_FMT_RGB888UNPACK	6
47#define PIX_FMT_BGR888UNPACK	7
48#define PIX_FMT_RGBA888		8
49#define PIX_FMT_BGRA888		9
50#define PIX_FMT_YUV422PACK	10
51#define PIX_FMT_YVU422PACK	11
52#define PIX_FMT_YUV422PLANAR	12
53#define PIX_FMT_YVU422PLANAR	13
54#define PIX_FMT_YUV420PLANAR	14
55#define PIX_FMT_YVU420PLANAR	15
56#define PIX_FMT_PSEUDOCOLOR	20
57#define PIX_FMT_UYVY422PACK	(0x1000|PIX_FMT_YUV422PACK)
58
59/*
60 * PXA LCD controller private state.
61 */
62struct pxa168fb_info {
63	struct device		*dev;
64	struct clk		*clk;
65	struct fb_info		*info;
66
67	void __iomem		*reg_base;
68	dma_addr_t		fb_start_dma;
69	u32			pseudo_palette[16];
70
71	int			pix_fmt;
72	unsigned		is_blanked:1;
73	unsigned		panel_rbswap:1;
74	unsigned		active:1;
75};
76
77/*
78 * PXA fb machine information
79 */
80struct pxa168fb_mach_info {
81	char	id[16];
82
83	int		num_modes;
84	struct fb_videomode *modes;
85
86	/*
87	 * Pix_fmt
88	 */
89	unsigned	pix_fmt;
90
91	/*
92	 * I/O pin allocation.
93	 */
94	unsigned	io_pin_allocation_mode:4;
95
96	/*
97	 * Dumb panel -- assignment of R/G/B component info to the 24
98	 * available external data lanes.
99	 */
100	unsigned	dumb_mode:4;
101	unsigned	panel_rgb_reverse_lanes:1;
102
103	/*
104	 * Dumb panel -- GPIO output data.
105	 */
106	unsigned	gpio_output_mask:8;
107	unsigned	gpio_output_data:8;
108
109	/*
110	 * Dumb panel -- configurable output signal polarity.
111	 */
112	unsigned	invert_composite_blank:1;
113	unsigned	invert_pix_val_ena:1;
114	unsigned	invert_pixclock:1;
115	unsigned	panel_rbswap:1;
116	unsigned	active:1;
117	unsigned	enable_lcd:1;
118};
119
120#endif /* __ASM_MACH_PXA168FB_H */
121