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
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