219 lines
7.1 KiB
C
219 lines
7.1 KiB
C
|
/*
|
||
|
|
* 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;
|
||
|
|
int 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__ */
|