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  */
62 struct 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  */
80 struct 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