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[net-next-2.6.git] / include / video / atmel_lcdc.h
CommitLineData
14340586
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1/*
2 * Header file for AT91/AT32 LCD Controller
3 *
4 * Data structure and register user interface
5 *
6 * Copyright (C) 2007 Atmel Corporation
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 */
22#ifndef __ATMEL_LCDC_H__
23#define __ATMEL_LCDC_H__
24
fd085801
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25
26/* Way LCD wires are connected to the chip:
27 * Some Atmel chips use BGR color mode (instead of standard RGB)
28 * A swapped wiring onboard can bring to RGB mode.
29 */
30#define ATMEL_LCDC_WIRING_BGR 0
31#define ATMEL_LCDC_WIRING_RGB 1
32
33
a9a84c37 34 /* LCD Controller info data structure, stored in device platform_data */
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35struct atmel_lcdfb_info {
36 spinlock_t lock;
37 struct fb_info *info;
38 void __iomem *mmio;
39 unsigned long irq_base;
d22579b8 40 struct work_struct task;
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41
42 unsigned int guard_time;
43 struct platform_device *pdev;
44 struct clk *bus_clk;
45 struct clk *lcdc_clk;
a9a84c37
DB
46
47#ifdef CONFIG_BACKLIGHT_ATMEL_LCDC
48 struct backlight_device *backlight;
49 u8 bl_power;
50#endif
51 bool lcdcon_is_backlight;
cf19a37e 52 u8 saved_lcdcon;
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53
54 u8 default_bpp;
fd085801 55 u8 lcd_wiring_mode;
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56 unsigned int default_lcdcon2;
57 unsigned int default_dmacon;
58 void (*atmel_lcdfb_power_control)(int on);
59 struct fb_monspecs *default_monspecs;
60 u32 pseudo_palette[16];
61};
62
63#define ATMEL_LCDC_DMABADDR1 0x00
64#define ATMEL_LCDC_DMABADDR2 0x04
65#define ATMEL_LCDC_DMAFRMPT1 0x08
66#define ATMEL_LCDC_DMAFRMPT2 0x0c
67#define ATMEL_LCDC_DMAFRMADD1 0x10
68#define ATMEL_LCDC_DMAFRMADD2 0x14
69
70#define ATMEL_LCDC_DMAFRMCFG 0x18
71#define ATMEL_LCDC_FRSIZE (0x7fffff << 0)
72#define ATMEL_LCDC_BLENGTH_OFFSET 24
73#define ATMEL_LCDC_BLENGTH (0x7f << ATMEL_LCDC_BLENGTH_OFFSET)
74
75#define ATMEL_LCDC_DMACON 0x1c
76#define ATMEL_LCDC_DMAEN (0x1 << 0)
77#define ATMEL_LCDC_DMARST (0x1 << 1)
78#define ATMEL_LCDC_DMABUSY (0x1 << 2)
79#define ATMEL_LCDC_DMAUPDT (0x1 << 3)
80#define ATMEL_LCDC_DMA2DEN (0x1 << 4)
81
82#define ATMEL_LCDC_DMA2DCFG 0x20
83#define ATMEL_LCDC_ADDRINC_OFFSET 0
84#define ATMEL_LCDC_ADDRINC (0xffff)
85#define ATMEL_LCDC_PIXELOFF_OFFSET 24
86#define ATMEL_LCDC_PIXELOFF (0x1f << 24)
87
88#define ATMEL_LCDC_LCDCON1 0x0800
89#define ATMEL_LCDC_BYPASS (1 << 0)
90#define ATMEL_LCDC_CLKVAL_OFFSET 12
91#define ATMEL_LCDC_CLKVAL (0x1ff << ATMEL_LCDC_CLKVAL_OFFSET)
92#define ATMEL_LCDC_LINCNT (0x7ff << 21)
93
94#define ATMEL_LCDC_LCDCON2 0x0804
95#define ATMEL_LCDC_DISTYPE (3 << 0)
96#define ATMEL_LCDC_DISTYPE_STNMONO (0 << 0)
97#define ATMEL_LCDC_DISTYPE_STNCOLOR (1 << 0)
98#define ATMEL_LCDC_DISTYPE_TFT (2 << 0)
99#define ATMEL_LCDC_SCANMOD (1 << 2)
100#define ATMEL_LCDC_SCANMOD_SINGLE (0 << 2)
101#define ATMEL_LCDC_SCANMOD_DUAL (1 << 2)
102#define ATMEL_LCDC_IFWIDTH (3 << 3)
103#define ATMEL_LCDC_IFWIDTH_4 (0 << 3)
104#define ATMEL_LCDC_IFWIDTH_8 (1 << 3)
105#define ATMEL_LCDC_IFWIDTH_16 (2 << 3)
106#define ATMEL_LCDC_PIXELSIZE (7 << 5)
107#define ATMEL_LCDC_PIXELSIZE_1 (0 << 5)
108#define ATMEL_LCDC_PIXELSIZE_2 (1 << 5)
109#define ATMEL_LCDC_PIXELSIZE_4 (2 << 5)
110#define ATMEL_LCDC_PIXELSIZE_8 (3 << 5)
111#define ATMEL_LCDC_PIXELSIZE_16 (4 << 5)
112#define ATMEL_LCDC_PIXELSIZE_24 (5 << 5)
113#define ATMEL_LCDC_PIXELSIZE_32 (6 << 5)
114#define ATMEL_LCDC_INVVD (1 << 8)
115#define ATMEL_LCDC_INVVD_NORMAL (0 << 8)
116#define ATMEL_LCDC_INVVD_INVERTED (1 << 8)
117#define ATMEL_LCDC_INVFRAME (1 << 9 )
118#define ATMEL_LCDC_INVFRAME_NORMAL (0 << 9)
119#define ATMEL_LCDC_INVFRAME_INVERTED (1 << 9)
120#define ATMEL_LCDC_INVLINE (1 << 10)
121#define ATMEL_LCDC_INVLINE_NORMAL (0 << 10)
122#define ATMEL_LCDC_INVLINE_INVERTED (1 << 10)
123#define ATMEL_LCDC_INVCLK (1 << 11)
124#define ATMEL_LCDC_INVCLK_NORMAL (0 << 11)
125#define ATMEL_LCDC_INVCLK_INVERTED (1 << 11)
126#define ATMEL_LCDC_INVDVAL (1 << 12)
127#define ATMEL_LCDC_INVDVAL_NORMAL (0 << 12)
128#define ATMEL_LCDC_INVDVAL_INVERTED (1 << 12)
129#define ATMEL_LCDC_CLKMOD (1 << 15)
130#define ATMEL_LCDC_CLKMOD_ACTIVEDISPLAY (0 << 15)
131#define ATMEL_LCDC_CLKMOD_ALWAYSACTIVE (1 << 15)
132#define ATMEL_LCDC_MEMOR (1 << 31)
133#define ATMEL_LCDC_MEMOR_BIG (0 << 31)
134#define ATMEL_LCDC_MEMOR_LITTLE (1 << 31)
135
136#define ATMEL_LCDC_TIM1 0x0808
162b3a08 137#define ATMEL_LCDC_VFP (0xffU << 0)
14340586 138#define ATMEL_LCDC_VBP_OFFSET 8
162b3a08 139#define ATMEL_LCDC_VBP (0xffU << ATMEL_LCDC_VBP_OFFSET)
14340586 140#define ATMEL_LCDC_VPW_OFFSET 16
162b3a08 141#define ATMEL_LCDC_VPW (0x3fU << ATMEL_LCDC_VPW_OFFSET)
14340586 142#define ATMEL_LCDC_VHDLY_OFFSET 24
162b3a08 143#define ATMEL_LCDC_VHDLY (0xfU << ATMEL_LCDC_VHDLY_OFFSET)
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144
145#define ATMEL_LCDC_TIM2 0x080c
162b3a08 146#define ATMEL_LCDC_HBP (0xffU << 0)
14340586 147#define ATMEL_LCDC_HPW_OFFSET 8
162b3a08 148#define ATMEL_LCDC_HPW (0x3fU << ATMEL_LCDC_HPW_OFFSET)
14340586 149#define ATMEL_LCDC_HFP_OFFSET 21
162b3a08 150#define ATMEL_LCDC_HFP (0x7ffU << ATMEL_LCDC_HFP_OFFSET)
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151
152#define ATMEL_LCDC_LCDFRMCFG 0x0810
153#define ATMEL_LCDC_LINEVAL (0x7ff << 0)
154#define ATMEL_LCDC_HOZVAL_OFFSET 21
155#define ATMEL_LCDC_HOZVAL (0x7ff << ATMEL_LCDC_HOZVAL_OFFSET)
156
157#define ATMEL_LCDC_FIFO 0x0814
158#define ATMEL_LCDC_FIFOTH (0xffff)
159
160#define ATMEL_LCDC_MVAL 0x0818
161
162#define ATMEL_LCDC_DP1_2 0x081c
163#define ATMEL_LCDC_DP4_7 0x0820
164#define ATMEL_LCDC_DP3_5 0x0824
165#define ATMEL_LCDC_DP2_3 0x0828
166#define ATMEL_LCDC_DP5_7 0x082c
167#define ATMEL_LCDC_DP3_4 0x0830
168#define ATMEL_LCDC_DP4_5 0x0834
169#define ATMEL_LCDC_DP6_7 0x0838
170#define ATMEL_LCDC_DP1_2_VAL (0xff)
171#define ATMEL_LCDC_DP4_7_VAL (0xfffffff)
172#define ATMEL_LCDC_DP3_5_VAL (0xfffff)
173#define ATMEL_LCDC_DP2_3_VAL (0xfff)
174#define ATMEL_LCDC_DP5_7_VAL (0xfffffff)
175#define ATMEL_LCDC_DP3_4_VAL (0xffff)
176#define ATMEL_LCDC_DP4_5_VAL (0xfffff)
177#define ATMEL_LCDC_DP6_7_VAL (0xfffffff)
178
179#define ATMEL_LCDC_PWRCON 0x083c
180#define ATMEL_LCDC_PWR (1 << 0)
181#define ATMEL_LCDC_GUARDT_OFFSET 1
182#define ATMEL_LCDC_GUARDT (0x7f << ATMEL_LCDC_GUARDT_OFFSET)
183#define ATMEL_LCDC_BUSY (1 << 31)
184
185#define ATMEL_LCDC_CONTRAST_CTR 0x0840
186#define ATMEL_LCDC_PS (3 << 0)
187#define ATMEL_LCDC_PS_DIV1 (0 << 0)
188#define ATMEL_LCDC_PS_DIV2 (1 << 0)
189#define ATMEL_LCDC_PS_DIV4 (2 << 0)
190#define ATMEL_LCDC_PS_DIV8 (3 << 0)
191#define ATMEL_LCDC_POL (1 << 2)
192#define ATMEL_LCDC_POL_NEGATIVE (0 << 2)
193#define ATMEL_LCDC_POL_POSITIVE (1 << 2)
194#define ATMEL_LCDC_ENA (1 << 3)
195#define ATMEL_LCDC_ENA_PWMDISABLE (0 << 3)
196#define ATMEL_LCDC_ENA_PWMENABLE (1 << 3)
197
198#define ATMEL_LCDC_CONTRAST_VAL 0x0844
199#define ATMEL_LCDC_CVAL (0xff)
200
201#define ATMEL_LCDC_IER 0x0848
202#define ATMEL_LCDC_IDR 0x084c
203#define ATMEL_LCDC_IMR 0x0850
204#define ATMEL_LCDC_ISR 0x0854
205#define ATMEL_LCDC_ICR 0x0858
206#define ATMEL_LCDC_LNI (1 << 0)
207#define ATMEL_LCDC_LSTLNI (1 << 1)
208#define ATMEL_LCDC_EOFI (1 << 2)
209#define ATMEL_LCDC_UFLWI (1 << 4)
210#define ATMEL_LCDC_OWRI (1 << 5)
211#define ATMEL_LCDC_MERI (1 << 6)
212
213#define ATMEL_LCDC_LUT(n) (0x0c00 + ((n)*4))
214
215#endif /* __ATMEL_LCDC_H__ */