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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 */