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 25 /* LCD Controller info data structure, stored in device platform_data */ 26 struct atmel_lcdfb_info { 27 spinlock_t lock; 28 struct fb_info *info; 29 void __iomem *mmio; 30 unsigned long irq_base; 31 32 unsigned int guard_time; 33 struct platform_device *pdev; 34 struct clk *bus_clk; 35 struct clk *lcdc_clk; 36 37 #ifdef CONFIG_BACKLIGHT_ATMEL_LCDC 38 struct backlight_device *backlight; 39 u8 bl_power; 40 #endif 41 bool lcdcon_is_backlight; 42 43 u8 default_bpp; 44 unsigned int default_lcdcon2; 45 unsigned int default_dmacon; 46 void (*atmel_lcdfb_power_control)(int on); 47 struct fb_monspecs *default_monspecs; 48 u32 pseudo_palette[16]; 49 }; 50 51 #define ATMEL_LCDC_DMABADDR1 0x00 52 #define ATMEL_LCDC_DMABADDR2 0x04 53 #define ATMEL_LCDC_DMAFRMPT1 0x08 54 #define ATMEL_LCDC_DMAFRMPT2 0x0c 55 #define ATMEL_LCDC_DMAFRMADD1 0x10 56 #define ATMEL_LCDC_DMAFRMADD2 0x14 57 58 #define ATMEL_LCDC_DMAFRMCFG 0x18 59 #define ATMEL_LCDC_FRSIZE (0x7fffff << 0) 60 #define ATMEL_LCDC_BLENGTH_OFFSET 24 61 #define ATMEL_LCDC_BLENGTH (0x7f << ATMEL_LCDC_BLENGTH_OFFSET) 62 63 #define ATMEL_LCDC_DMACON 0x1c 64 #define ATMEL_LCDC_DMAEN (0x1 << 0) 65 #define ATMEL_LCDC_DMARST (0x1 << 1) 66 #define ATMEL_LCDC_DMABUSY (0x1 << 2) 67 #define ATMEL_LCDC_DMAUPDT (0x1 << 3) 68 #define ATMEL_LCDC_DMA2DEN (0x1 << 4) 69 70 #define ATMEL_LCDC_DMA2DCFG 0x20 71 #define ATMEL_LCDC_ADDRINC_OFFSET 0 72 #define ATMEL_LCDC_ADDRINC (0xffff) 73 #define ATMEL_LCDC_PIXELOFF_OFFSET 24 74 #define ATMEL_LCDC_PIXELOFF (0x1f << 24) 75 76 #define ATMEL_LCDC_LCDCON1 0x0800 77 #define ATMEL_LCDC_BYPASS (1 << 0) 78 #define ATMEL_LCDC_CLKVAL_OFFSET 12 79 #define ATMEL_LCDC_CLKVAL (0x1ff << ATMEL_LCDC_CLKVAL_OFFSET) 80 #define ATMEL_LCDC_LINCNT (0x7ff << 21) 81 82 #define ATMEL_LCDC_LCDCON2 0x0804 83 #define ATMEL_LCDC_DISTYPE (3 << 0) 84 #define ATMEL_LCDC_DISTYPE_STNMONO (0 << 0) 85 #define ATMEL_LCDC_DISTYPE_STNCOLOR (1 << 0) 86 #define ATMEL_LCDC_DISTYPE_TFT (2 << 0) 87 #define ATMEL_LCDC_SCANMOD (1 << 2) 88 #define ATMEL_LCDC_SCANMOD_SINGLE (0 << 2) 89 #define ATMEL_LCDC_SCANMOD_DUAL (1 << 2) 90 #define ATMEL_LCDC_IFWIDTH (3 << 3) 91 #define ATMEL_LCDC_IFWIDTH_4 (0 << 3) 92 #define ATMEL_LCDC_IFWIDTH_8 (1 << 3) 93 #define ATMEL_LCDC_IFWIDTH_16 (2 << 3) 94 #define ATMEL_LCDC_PIXELSIZE (7 << 5) 95 #define ATMEL_LCDC_PIXELSIZE_1 (0 << 5) 96 #define ATMEL_LCDC_PIXELSIZE_2 (1 << 5) 97 #define ATMEL_LCDC_PIXELSIZE_4 (2 << 5) 98 #define ATMEL_LCDC_PIXELSIZE_8 (3 << 5) 99 #define ATMEL_LCDC_PIXELSIZE_16 (4 << 5) 100 #define ATMEL_LCDC_PIXELSIZE_24 (5 << 5) 101 #define ATMEL_LCDC_PIXELSIZE_32 (6 << 5) 102 #define ATMEL_LCDC_INVVD (1 << 8) 103 #define ATMEL_LCDC_INVVD_NORMAL (0 << 8) 104 #define ATMEL_LCDC_INVVD_INVERTED (1 << 8) 105 #define ATMEL_LCDC_INVFRAME (1 << 9 ) 106 #define ATMEL_LCDC_INVFRAME_NORMAL (0 << 9) 107 #define ATMEL_LCDC_INVFRAME_INVERTED (1 << 9) 108 #define ATMEL_LCDC_INVLINE (1 << 10) 109 #define ATMEL_LCDC_INVLINE_NORMAL (0 << 10) 110 #define ATMEL_LCDC_INVLINE_INVERTED (1 << 10) 111 #define ATMEL_LCDC_INVCLK (1 << 11) 112 #define ATMEL_LCDC_INVCLK_NORMAL (0 << 11) 113 #define ATMEL_LCDC_INVCLK_INVERTED (1 << 11) 114 #define ATMEL_LCDC_INVDVAL (1 << 12) 115 #define ATMEL_LCDC_INVDVAL_NORMAL (0 << 12) 116 #define ATMEL_LCDC_INVDVAL_INVERTED (1 << 12) 117 #define ATMEL_LCDC_CLKMOD (1 << 15) 118 #define ATMEL_LCDC_CLKMOD_ACTIVEDISPLAY (0 << 15) 119 #define ATMEL_LCDC_CLKMOD_ALWAYSACTIVE (1 << 15) 120 #define ATMEL_LCDC_MEMOR (1 << 31) 121 #define ATMEL_LCDC_MEMOR_BIG (0 << 31) 122 #define ATMEL_LCDC_MEMOR_LITTLE (1 << 31) 123 124 #define ATMEL_LCDC_TIM1 0x0808 125 #define ATMEL_LCDC_VFP (0xffU << 0) 126 #define ATMEL_LCDC_VBP_OFFSET 8 127 #define ATMEL_LCDC_VBP (0xffU << ATMEL_LCDC_VBP_OFFSET) 128 #define ATMEL_LCDC_VPW_OFFSET 16 129 #define ATMEL_LCDC_VPW (0x3fU << ATMEL_LCDC_VPW_OFFSET) 130 #define ATMEL_LCDC_VHDLY_OFFSET 24 131 #define ATMEL_LCDC_VHDLY (0xfU << ATMEL_LCDC_VHDLY_OFFSET) 132 133 #define ATMEL_LCDC_TIM2 0x080c 134 #define ATMEL_LCDC_HBP (0xffU << 0) 135 #define ATMEL_LCDC_HPW_OFFSET 8 136 #define ATMEL_LCDC_HPW (0x3fU << ATMEL_LCDC_HPW_OFFSET) 137 #define ATMEL_LCDC_HFP_OFFSET 21 138 #define ATMEL_LCDC_HFP (0x7ffU << ATMEL_LCDC_HFP_OFFSET) 139 140 #define ATMEL_LCDC_LCDFRMCFG 0x0810 141 #define ATMEL_LCDC_LINEVAL (0x7ff << 0) 142 #define ATMEL_LCDC_HOZVAL_OFFSET 21 143 #define ATMEL_LCDC_HOZVAL (0x7ff << ATMEL_LCDC_HOZVAL_OFFSET) 144 145 #define ATMEL_LCDC_FIFO 0x0814 146 #define ATMEL_LCDC_FIFOTH (0xffff) 147 148 #define ATMEL_LCDC_MVAL 0x0818 149 150 #define ATMEL_LCDC_DP1_2 0x081c 151 #define ATMEL_LCDC_DP4_7 0x0820 152 #define ATMEL_LCDC_DP3_5 0x0824 153 #define ATMEL_LCDC_DP2_3 0x0828 154 #define ATMEL_LCDC_DP5_7 0x082c 155 #define ATMEL_LCDC_DP3_4 0x0830 156 #define ATMEL_LCDC_DP4_5 0x0834 157 #define ATMEL_LCDC_DP6_7 0x0838 158 #define ATMEL_LCDC_DP1_2_VAL (0xff) 159 #define ATMEL_LCDC_DP4_7_VAL (0xfffffff) 160 #define ATMEL_LCDC_DP3_5_VAL (0xfffff) 161 #define ATMEL_LCDC_DP2_3_VAL (0xfff) 162 #define ATMEL_LCDC_DP5_7_VAL (0xfffffff) 163 #define ATMEL_LCDC_DP3_4_VAL (0xffff) 164 #define ATMEL_LCDC_DP4_5_VAL (0xfffff) 165 #define ATMEL_LCDC_DP6_7_VAL (0xfffffff) 166 167 #define ATMEL_LCDC_PWRCON 0x083c 168 #define ATMEL_LCDC_PWR (1 << 0) 169 #define ATMEL_LCDC_GUARDT_OFFSET 1 170 #define ATMEL_LCDC_GUARDT (0x7f << ATMEL_LCDC_GUARDT_OFFSET) 171 #define ATMEL_LCDC_BUSY (1 << 31) 172 173 #define ATMEL_LCDC_CONTRAST_CTR 0x0840 174 #define ATMEL_LCDC_PS (3 << 0) 175 #define ATMEL_LCDC_PS_DIV1 (0 << 0) 176 #define ATMEL_LCDC_PS_DIV2 (1 << 0) 177 #define ATMEL_LCDC_PS_DIV4 (2 << 0) 178 #define ATMEL_LCDC_PS_DIV8 (3 << 0) 179 #define ATMEL_LCDC_POL (1 << 2) 180 #define ATMEL_LCDC_POL_NEGATIVE (0 << 2) 181 #define ATMEL_LCDC_POL_POSITIVE (1 << 2) 182 #define ATMEL_LCDC_ENA (1 << 3) 183 #define ATMEL_LCDC_ENA_PWMDISABLE (0 << 3) 184 #define ATMEL_LCDC_ENA_PWMENABLE (1 << 3) 185 186 #define ATMEL_LCDC_CONTRAST_VAL 0x0844 187 #define ATMEL_LCDC_CVAL (0xff) 188 189 #define ATMEL_LCDC_IER 0x0848 190 #define ATMEL_LCDC_IDR 0x084c 191 #define ATMEL_LCDC_IMR 0x0850 192 #define ATMEL_LCDC_ISR 0x0854 193 #define ATMEL_LCDC_ICR 0x0858 194 #define ATMEL_LCDC_LNI (1 << 0) 195 #define ATMEL_LCDC_LSTLNI (1 << 1) 196 #define ATMEL_LCDC_EOFI (1 << 2) 197 #define ATMEL_LCDC_UFLWI (1 << 4) 198 #define ATMEL_LCDC_OWRI (1 << 5) 199 #define ATMEL_LCDC_MERI (1 << 6) 200 201 #define ATMEL_LCDC_LUT(n) (0x0c00 + ((n)*4)) 202 203 #endif /* __ATMEL_LCDC_H__ */ 204