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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
44ccac13 25#include <linux/workqueue.h>
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26
27/* Way LCD wires are connected to the chip:
28 * Some Atmel chips use BGR color mode (instead of standard RGB)
29 * A swapped wiring onboard can bring to RGB mode.
30 */
31#define ATMEL_LCDC_WIRING_BGR 0
32#define ATMEL_LCDC_WIRING_RGB 1
33
34
a9a84c37 35 /* LCD Controller info data structure, stored in device platform_data */
8af2c286 36struct atmel_lcdfb_pdata {
14340586 37 unsigned int guard_time;
a9a84c37 38 bool lcdcon_is_backlight;
7cdcdb69 39 bool lcdcon_pol_negative;
a9a84c37 40 u8 default_bpp;
fd085801 41 u8 lcd_wiring_mode;
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42 unsigned int default_lcdcon2;
43 unsigned int default_dmacon;
44 void (*atmel_lcdfb_power_control)(int on);
45 struct fb_monspecs *default_monspecs;
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46};
47
48#define ATMEL_LCDC_DMABADDR1 0x00
49#define ATMEL_LCDC_DMABADDR2 0x04
50#define ATMEL_LCDC_DMAFRMPT1 0x08
51#define ATMEL_LCDC_DMAFRMPT2 0x0c
52#define ATMEL_LCDC_DMAFRMADD1 0x10
53#define ATMEL_LCDC_DMAFRMADD2 0x14
54
55#define ATMEL_LCDC_DMAFRMCFG 0x18
56#define ATMEL_LCDC_FRSIZE (0x7fffff << 0)
57#define ATMEL_LCDC_BLENGTH_OFFSET 24
58#define ATMEL_LCDC_BLENGTH (0x7f << ATMEL_LCDC_BLENGTH_OFFSET)
59
60#define ATMEL_LCDC_DMACON 0x1c
61#define ATMEL_LCDC_DMAEN (0x1 << 0)
62#define ATMEL_LCDC_DMARST (0x1 << 1)
63#define ATMEL_LCDC_DMABUSY (0x1 << 2)
64#define ATMEL_LCDC_DMAUPDT (0x1 << 3)
65#define ATMEL_LCDC_DMA2DEN (0x1 << 4)
66
67#define ATMEL_LCDC_DMA2DCFG 0x20
68#define ATMEL_LCDC_ADDRINC_OFFSET 0
69#define ATMEL_LCDC_ADDRINC (0xffff)
70#define ATMEL_LCDC_PIXELOFF_OFFSET 24
71#define ATMEL_LCDC_PIXELOFF (0x1f << 24)
72
73#define ATMEL_LCDC_LCDCON1 0x0800
74#define ATMEL_LCDC_BYPASS (1 << 0)
75#define ATMEL_LCDC_CLKVAL_OFFSET 12
76#define ATMEL_LCDC_CLKVAL (0x1ff << ATMEL_LCDC_CLKVAL_OFFSET)
77#define ATMEL_LCDC_LINCNT (0x7ff << 21)
78
79#define ATMEL_LCDC_LCDCON2 0x0804
80#define ATMEL_LCDC_DISTYPE (3 << 0)
81#define ATMEL_LCDC_DISTYPE_STNMONO (0 << 0)
82#define ATMEL_LCDC_DISTYPE_STNCOLOR (1 << 0)
83#define ATMEL_LCDC_DISTYPE_TFT (2 << 0)
84#define ATMEL_LCDC_SCANMOD (1 << 2)
85#define ATMEL_LCDC_SCANMOD_SINGLE (0 << 2)
86#define ATMEL_LCDC_SCANMOD_DUAL (1 << 2)
87#define ATMEL_LCDC_IFWIDTH (3 << 3)
88#define ATMEL_LCDC_IFWIDTH_4 (0 << 3)
89#define ATMEL_LCDC_IFWIDTH_8 (1 << 3)
90#define ATMEL_LCDC_IFWIDTH_16 (2 << 3)
91#define ATMEL_LCDC_PIXELSIZE (7 << 5)
92#define ATMEL_LCDC_PIXELSIZE_1 (0 << 5)
93#define ATMEL_LCDC_PIXELSIZE_2 (1 << 5)
94#define ATMEL_LCDC_PIXELSIZE_4 (2 << 5)
95#define ATMEL_LCDC_PIXELSIZE_8 (3 << 5)
96#define ATMEL_LCDC_PIXELSIZE_16 (4 << 5)
97#define ATMEL_LCDC_PIXELSIZE_24 (5 << 5)
98#define ATMEL_LCDC_PIXELSIZE_32 (6 << 5)
99#define ATMEL_LCDC_INVVD (1 << 8)
100#define ATMEL_LCDC_INVVD_NORMAL (0 << 8)
101#define ATMEL_LCDC_INVVD_INVERTED (1 << 8)
102#define ATMEL_LCDC_INVFRAME (1 << 9 )
103#define ATMEL_LCDC_INVFRAME_NORMAL (0 << 9)
104#define ATMEL_LCDC_INVFRAME_INVERTED (1 << 9)
105#define ATMEL_LCDC_INVLINE (1 << 10)
106#define ATMEL_LCDC_INVLINE_NORMAL (0 << 10)
107#define ATMEL_LCDC_INVLINE_INVERTED (1 << 10)
108#define ATMEL_LCDC_INVCLK (1 << 11)
109#define ATMEL_LCDC_INVCLK_NORMAL (0 << 11)
110#define ATMEL_LCDC_INVCLK_INVERTED (1 << 11)
111#define ATMEL_LCDC_INVDVAL (1 << 12)
112#define ATMEL_LCDC_INVDVAL_NORMAL (0 << 12)
113#define ATMEL_LCDC_INVDVAL_INVERTED (1 << 12)
114#define ATMEL_LCDC_CLKMOD (1 << 15)
115#define ATMEL_LCDC_CLKMOD_ACTIVEDISPLAY (0 << 15)
116#define ATMEL_LCDC_CLKMOD_ALWAYSACTIVE (1 << 15)
117#define ATMEL_LCDC_MEMOR (1 << 31)
118#define ATMEL_LCDC_MEMOR_BIG (0 << 31)
119#define ATMEL_LCDC_MEMOR_LITTLE (1 << 31)
120
121#define ATMEL_LCDC_TIM1 0x0808
162b3a08 122#define ATMEL_LCDC_VFP (0xffU << 0)
14340586 123#define ATMEL_LCDC_VBP_OFFSET 8
162b3a08 124#define ATMEL_LCDC_VBP (0xffU << ATMEL_LCDC_VBP_OFFSET)
14340586 125#define ATMEL_LCDC_VPW_OFFSET 16
162b3a08 126#define ATMEL_LCDC_VPW (0x3fU << ATMEL_LCDC_VPW_OFFSET)
14340586 127#define ATMEL_LCDC_VHDLY_OFFSET 24
162b3a08 128#define ATMEL_LCDC_VHDLY (0xfU << ATMEL_LCDC_VHDLY_OFFSET)
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129
130#define ATMEL_LCDC_TIM2 0x080c
162b3a08 131#define ATMEL_LCDC_HBP (0xffU << 0)
14340586 132#define ATMEL_LCDC_HPW_OFFSET 8
162b3a08 133#define ATMEL_LCDC_HPW (0x3fU << ATMEL_LCDC_HPW_OFFSET)
14340586 134#define ATMEL_LCDC_HFP_OFFSET 21
162b3a08 135#define ATMEL_LCDC_HFP (0x7ffU << ATMEL_LCDC_HFP_OFFSET)
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136
137#define ATMEL_LCDC_LCDFRMCFG 0x0810
138#define ATMEL_LCDC_LINEVAL (0x7ff << 0)
139#define ATMEL_LCDC_HOZVAL_OFFSET 21
140#define ATMEL_LCDC_HOZVAL (0x7ff << ATMEL_LCDC_HOZVAL_OFFSET)
141
142#define ATMEL_LCDC_FIFO 0x0814
143#define ATMEL_LCDC_FIFOTH (0xffff)
144
145#define ATMEL_LCDC_MVAL 0x0818
146
147#define ATMEL_LCDC_DP1_2 0x081c
148#define ATMEL_LCDC_DP4_7 0x0820
149#define ATMEL_LCDC_DP3_5 0x0824
150#define ATMEL_LCDC_DP2_3 0x0828
151#define ATMEL_LCDC_DP5_7 0x082c
152#define ATMEL_LCDC_DP3_4 0x0830
153#define ATMEL_LCDC_DP4_5 0x0834
154#define ATMEL_LCDC_DP6_7 0x0838
155#define ATMEL_LCDC_DP1_2_VAL (0xff)
156#define ATMEL_LCDC_DP4_7_VAL (0xfffffff)
157#define ATMEL_LCDC_DP3_5_VAL (0xfffff)
158#define ATMEL_LCDC_DP2_3_VAL (0xfff)
159#define ATMEL_LCDC_DP5_7_VAL (0xfffffff)
160#define ATMEL_LCDC_DP3_4_VAL (0xffff)
161#define ATMEL_LCDC_DP4_5_VAL (0xfffff)
162#define ATMEL_LCDC_DP6_7_VAL (0xfffffff)
163
164#define ATMEL_LCDC_PWRCON 0x083c
165#define ATMEL_LCDC_PWR (1 << 0)
166#define ATMEL_LCDC_GUARDT_OFFSET 1
167#define ATMEL_LCDC_GUARDT (0x7f << ATMEL_LCDC_GUARDT_OFFSET)
168#define ATMEL_LCDC_BUSY (1 << 31)
169
170#define ATMEL_LCDC_CONTRAST_CTR 0x0840
171#define ATMEL_LCDC_PS (3 << 0)
172#define ATMEL_LCDC_PS_DIV1 (0 << 0)
173#define ATMEL_LCDC_PS_DIV2 (1 << 0)
174#define ATMEL_LCDC_PS_DIV4 (2 << 0)
175#define ATMEL_LCDC_PS_DIV8 (3 << 0)
176#define ATMEL_LCDC_POL (1 << 2)
177#define ATMEL_LCDC_POL_NEGATIVE (0 << 2)
178#define ATMEL_LCDC_POL_POSITIVE (1 << 2)
179#define ATMEL_LCDC_ENA (1 << 3)
180#define ATMEL_LCDC_ENA_PWMDISABLE (0 << 3)
181#define ATMEL_LCDC_ENA_PWMENABLE (1 << 3)
182
183#define ATMEL_LCDC_CONTRAST_VAL 0x0844
184#define ATMEL_LCDC_CVAL (0xff)
185
186#define ATMEL_LCDC_IER 0x0848
187#define ATMEL_LCDC_IDR 0x084c
188#define ATMEL_LCDC_IMR 0x0850
189#define ATMEL_LCDC_ISR 0x0854
190#define ATMEL_LCDC_ICR 0x0858
191#define ATMEL_LCDC_LNI (1 << 0)
192#define ATMEL_LCDC_LSTLNI (1 << 1)
193#define ATMEL_LCDC_EOFI (1 << 2)
194#define ATMEL_LCDC_UFLWI (1 << 4)
195#define ATMEL_LCDC_OWRI (1 << 5)
196#define ATMEL_LCDC_MERI (1 << 6)
197
198#define ATMEL_LCDC_LUT(n) (0x0c00 + ((n)*4))
199
200#endif /* __ATMEL_LCDC_H__ */