| /* |
| * Header file for AT91/AT32 LCD Controller |
| * |
| * Data structure and register user interface |
| * |
| * Copyright (C) 2007 Atmel Corporation |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| #ifndef __ATMEL_LCDC_H__ |
| #define __ATMEL_LCDC_H__ |
| |
| #include <linux/workqueue.h> |
| |
| /* Way LCD wires are connected to the chip: |
| * Some Atmel chips use BGR color mode (instead of standard RGB) |
| * A swapped wiring onboard can bring to RGB mode. |
| */ |
| #define ATMEL_LCDC_WIRING_BGR 0 |
| #define ATMEL_LCDC_WIRING_RGB 1 |
| #define ATMEL_LCDC_WIRING_RGB555 2 |
| |
| |
| /* LCD Controller info data structure, stored in device platform_data */ |
| struct atmel_lcdfb_info { |
| spinlock_t lock; |
| struct fb_info *info; |
| void __iomem *mmio; |
| unsigned long irq_base; |
| struct work_struct task; |
| |
| unsigned int guard_time; |
| unsigned int smem_len; |
| struct platform_device *pdev; |
| struct clk *bus_clk; |
| struct clk *lcdc_clk; |
| |
| #ifdef CONFIG_BACKLIGHT_ATMEL_LCDC |
| struct backlight_device *backlight; |
| u8 bl_power; |
| #endif |
| bool lcdcon_is_backlight; |
| u8 saved_lcdcon; |
| |
| u8 default_bpp; |
| u8 lcd_wiring_mode; |
| unsigned int default_lcdcon2; |
| unsigned int default_dmacon; |
| void (*atmel_lcdfb_power_control)(int on); |
| struct fb_monspecs *default_monspecs; |
| u32 pseudo_palette[16]; |
| }; |
| |
| #define ATMEL_LCDC_DMABADDR1 0x00 |
| #define ATMEL_LCDC_DMABADDR2 0x04 |
| #define ATMEL_LCDC_DMAFRMPT1 0x08 |
| #define ATMEL_LCDC_DMAFRMPT2 0x0c |
| #define ATMEL_LCDC_DMAFRMADD1 0x10 |
| #define ATMEL_LCDC_DMAFRMADD2 0x14 |
| |
| #define ATMEL_LCDC_DMAFRMCFG 0x18 |
| #define ATMEL_LCDC_FRSIZE (0x7fffff << 0) |
| #define ATMEL_LCDC_BLENGTH_OFFSET 24 |
| #define ATMEL_LCDC_BLENGTH (0x7f << ATMEL_LCDC_BLENGTH_OFFSET) |
| |
| #define ATMEL_LCDC_DMACON 0x1c |
| #define ATMEL_LCDC_DMAEN (0x1 << 0) |
| #define ATMEL_LCDC_DMARST (0x1 << 1) |
| #define ATMEL_LCDC_DMABUSY (0x1 << 2) |
| #define ATMEL_LCDC_DMAUPDT (0x1 << 3) |
| #define ATMEL_LCDC_DMA2DEN (0x1 << 4) |
| |
| #define ATMEL_LCDC_DMA2DCFG 0x20 |
| #define ATMEL_LCDC_ADDRINC_OFFSET 0 |
| #define ATMEL_LCDC_ADDRINC (0xffff) |
| #define ATMEL_LCDC_PIXELOFF_OFFSET 24 |
| #define ATMEL_LCDC_PIXELOFF (0x1f << 24) |
| |
| #define ATMEL_LCDC_LCDCON1 0x0800 |
| #define ATMEL_LCDC_BYPASS (1 << 0) |
| #define ATMEL_LCDC_CLKVAL_OFFSET 12 |
| #define ATMEL_LCDC_CLKVAL (0x1ff << ATMEL_LCDC_CLKVAL_OFFSET) |
| #define ATMEL_LCDC_LINCNT (0x7ff << 21) |
| |
| #define ATMEL_LCDC_LCDCON2 0x0804 |
| #define ATMEL_LCDC_DISTYPE (3 << 0) |
| #define ATMEL_LCDC_DISTYPE_STNMONO (0 << 0) |
| #define ATMEL_LCDC_DISTYPE_STNCOLOR (1 << 0) |
| #define ATMEL_LCDC_DISTYPE_TFT (2 << 0) |
| #define ATMEL_LCDC_SCANMOD (1 << 2) |
| #define ATMEL_LCDC_SCANMOD_SINGLE (0 << 2) |
| #define ATMEL_LCDC_SCANMOD_DUAL (1 << 2) |
| #define ATMEL_LCDC_IFWIDTH (3 << 3) |
| #define ATMEL_LCDC_IFWIDTH_4 (0 << 3) |
| #define ATMEL_LCDC_IFWIDTH_8 (1 << 3) |
| #define ATMEL_LCDC_IFWIDTH_16 (2 << 3) |
| #define ATMEL_LCDC_PIXELSIZE (7 << 5) |
| #define ATMEL_LCDC_PIXELSIZE_1 (0 << 5) |
| #define ATMEL_LCDC_PIXELSIZE_2 (1 << 5) |
| #define ATMEL_LCDC_PIXELSIZE_4 (2 << 5) |
| #define ATMEL_LCDC_PIXELSIZE_8 (3 << 5) |
| #define ATMEL_LCDC_PIXELSIZE_16 (4 << 5) |
| #define ATMEL_LCDC_PIXELSIZE_24 (5 << 5) |
| #define ATMEL_LCDC_PIXELSIZE_32 (6 << 5) |
| #define ATMEL_LCDC_INVVD (1 << 8) |
| #define ATMEL_LCDC_INVVD_NORMAL (0 << 8) |
| #define ATMEL_LCDC_INVVD_INVERTED (1 << 8) |
| #define ATMEL_LCDC_INVFRAME (1 << 9 ) |
| #define ATMEL_LCDC_INVFRAME_NORMAL (0 << 9) |
| #define ATMEL_LCDC_INVFRAME_INVERTED (1 << 9) |
| #define ATMEL_LCDC_INVLINE (1 << 10) |
| #define ATMEL_LCDC_INVLINE_NORMAL (0 << 10) |
| #define ATMEL_LCDC_INVLINE_INVERTED (1 << 10) |
| #define ATMEL_LCDC_INVCLK (1 << 11) |
| #define ATMEL_LCDC_INVCLK_NORMAL (0 << 11) |
| #define ATMEL_LCDC_INVCLK_INVERTED (1 << 11) |
| #define ATMEL_LCDC_INVDVAL (1 << 12) |
| #define ATMEL_LCDC_INVDVAL_NORMAL (0 << 12) |
| #define ATMEL_LCDC_INVDVAL_INVERTED (1 << 12) |
| #define ATMEL_LCDC_CLKMOD (1 << 15) |
| #define ATMEL_LCDC_CLKMOD_ACTIVEDISPLAY (0 << 15) |
| #define ATMEL_LCDC_CLKMOD_ALWAYSACTIVE (1 << 15) |
| #define ATMEL_LCDC_MEMOR (1 << 31) |
| #define ATMEL_LCDC_MEMOR_BIG (0 << 31) |
| #define ATMEL_LCDC_MEMOR_LITTLE (1 << 31) |
| |
| #define ATMEL_LCDC_TIM1 0x0808 |
| #define ATMEL_LCDC_VFP (0xffU << 0) |
| #define ATMEL_LCDC_VBP_OFFSET 8 |
| #define ATMEL_LCDC_VBP (0xffU << ATMEL_LCDC_VBP_OFFSET) |
| #define ATMEL_LCDC_VPW_OFFSET 16 |
| #define ATMEL_LCDC_VPW (0x3fU << ATMEL_LCDC_VPW_OFFSET) |
| #define ATMEL_LCDC_VHDLY_OFFSET 24 |
| #define ATMEL_LCDC_VHDLY (0xfU << ATMEL_LCDC_VHDLY_OFFSET) |
| |
| #define ATMEL_LCDC_TIM2 0x080c |
| #define ATMEL_LCDC_HBP (0xffU << 0) |
| #define ATMEL_LCDC_HPW_OFFSET 8 |
| #define ATMEL_LCDC_HPW (0x3fU << ATMEL_LCDC_HPW_OFFSET) |
| #define ATMEL_LCDC_HFP_OFFSET 21 |
| #define ATMEL_LCDC_HFP (0x7ffU << ATMEL_LCDC_HFP_OFFSET) |
| |
| #define ATMEL_LCDC_LCDFRMCFG 0x0810 |
| #define ATMEL_LCDC_LINEVAL (0x7ff << 0) |
| #define ATMEL_LCDC_HOZVAL_OFFSET 21 |
| #define ATMEL_LCDC_HOZVAL (0x7ff << ATMEL_LCDC_HOZVAL_OFFSET) |
| |
| #define ATMEL_LCDC_FIFO 0x0814 |
| #define ATMEL_LCDC_FIFOTH (0xffff) |
| |
| #define ATMEL_LCDC_MVAL 0x0818 |
| |
| #define ATMEL_LCDC_DP1_2 0x081c |
| #define ATMEL_LCDC_DP4_7 0x0820 |
| #define ATMEL_LCDC_DP3_5 0x0824 |
| #define ATMEL_LCDC_DP2_3 0x0828 |
| #define ATMEL_LCDC_DP5_7 0x082c |
| #define ATMEL_LCDC_DP3_4 0x0830 |
| #define ATMEL_LCDC_DP4_5 0x0834 |
| #define ATMEL_LCDC_DP6_7 0x0838 |
| #define ATMEL_LCDC_DP1_2_VAL (0xff) |
| #define ATMEL_LCDC_DP4_7_VAL (0xfffffff) |
| #define ATMEL_LCDC_DP3_5_VAL (0xfffff) |
| #define ATMEL_LCDC_DP2_3_VAL (0xfff) |
| #define ATMEL_LCDC_DP5_7_VAL (0xfffffff) |
| #define ATMEL_LCDC_DP3_4_VAL (0xffff) |
| #define ATMEL_LCDC_DP4_5_VAL (0xfffff) |
| #define ATMEL_LCDC_DP6_7_VAL (0xfffffff) |
| |
| #define ATMEL_LCDC_PWRCON 0x083c |
| #define ATMEL_LCDC_PWR (1 << 0) |
| #define ATMEL_LCDC_GUARDT_OFFSET 1 |
| #define ATMEL_LCDC_GUARDT (0x7f << ATMEL_LCDC_GUARDT_OFFSET) |
| #define ATMEL_LCDC_BUSY (1 << 31) |
| |
| #define ATMEL_LCDC_CONTRAST_CTR 0x0840 |
| #define ATMEL_LCDC_PS (3 << 0) |
| #define ATMEL_LCDC_PS_DIV1 (0 << 0) |
| #define ATMEL_LCDC_PS_DIV2 (1 << 0) |
| #define ATMEL_LCDC_PS_DIV4 (2 << 0) |
| #define ATMEL_LCDC_PS_DIV8 (3 << 0) |
| #define ATMEL_LCDC_POL (1 << 2) |
| #define ATMEL_LCDC_POL_NEGATIVE (0 << 2) |
| #define ATMEL_LCDC_POL_POSITIVE (1 << 2) |
| #define ATMEL_LCDC_ENA (1 << 3) |
| #define ATMEL_LCDC_ENA_PWMDISABLE (0 << 3) |
| #define ATMEL_LCDC_ENA_PWMENABLE (1 << 3) |
| |
| #define ATMEL_LCDC_CONTRAST_VAL 0x0844 |
| #define ATMEL_LCDC_CVAL (0xff) |
| |
| #define ATMEL_LCDC_IER 0x0848 |
| #define ATMEL_LCDC_IDR 0x084c |
| #define ATMEL_LCDC_IMR 0x0850 |
| #define ATMEL_LCDC_ISR 0x0854 |
| #define ATMEL_LCDC_ICR 0x0858 |
| #define ATMEL_LCDC_LNI (1 << 0) |
| #define ATMEL_LCDC_LSTLNI (1 << 1) |
| #define ATMEL_LCDC_EOFI (1 << 2) |
| #define ATMEL_LCDC_UFLWI (1 << 4) |
| #define ATMEL_LCDC_OWRI (1 << 5) |
| #define ATMEL_LCDC_MERI (1 << 6) |
| |
| #define ATMEL_LCDC_LUT(n) (0x0c00 + ((n)*4)) |
| |
| #endif /* __ATMEL_LCDC_H__ */ |