📄 au1100fb.h
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/* * BRIEF MODULE DESCRIPTION * Hardware definitions for the Au1100 LCD controller * * Copyright 2002 MontaVista Software * Copyright 2002 Alchemy Semiconductor * Author: Alchemy Semiconductor, MontaVista Software * * 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * 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., * 675 Mass Ave, Cambridge, MA 02139, USA. */#ifndef _AU1100LCD_H#define _AU1100LCD_H#include <asm/mach-au1x00/au1000.h>#define print_err(f, arg...) printk(KERN_ERR DRIVER_NAME ": " f "\n", ## arg)#define print_warn(f, arg...) printk(KERN_WARNING DRIVER_NAME ": " f "\n", ## arg)#define print_info(f, arg...) printk(KERN_INFO DRIVER_NAME ": " f "\n", ## arg)#if DEBUG#define print_dbg(f, arg...) printk(__FILE__ ": " f "\n", ## arg)#else#define print_dbg(f, arg...) do {} while (0)#endif#if defined(__BIG_ENDIAN)#define LCD_CONTROL_DEFAULT_PO LCD_CONTROL_PO_11#else#define LCD_CONTROL_DEFAULT_PO LCD_CONTROL_PO_00#endif#define LCD_CONTROL_DEFAULT_SBPPF LCD_CONTROL_SBPPF_565/********************************************************************//* LCD controller restrictions */#define AU1100_LCD_MAX_XRES 800#define AU1100_LCD_MAX_YRES 600#define AU1100_LCD_MAX_BPP 16#define AU1100_LCD_MAX_CLK 48000000#define AU1100_LCD_NBR_PALETTE_ENTRIES 256/* Default number of visible screen buffer to allocate */#define AU1100FB_NBR_VIDEO_BUFFERS 4/********************************************************************/struct au1100fb_panel{ const char name[25]; /* Full name <vendor>_<model> */ u32 control_base; /* Mode-independent control values */ u32 clkcontrol_base; /* Panel pixclock preferences */ u32 horztiming; u32 verttiming; u32 xres; /* Maximum horizontal resolution */ u32 yres; /* Maximum vertical resolution */ u32 bpp; /* Maximum depth supported */};struct au1100fb_regs{ u32 lcd_control; u32 lcd_intstatus; u32 lcd_intenable; u32 lcd_horztiming; u32 lcd_verttiming; u32 lcd_clkcontrol; u32 lcd_dmaaddr0; u32 lcd_dmaaddr1; u32 lcd_words; u32 lcd_pwmdiv; u32 lcd_pwmhi; u32 reserved[(0x0400-0x002C)/4]; u32 lcd_pallettebase[256];};struct au1100fb_device { struct fb_info info; /* FB driver info record */ struct au1100fb_panel *panel; /* Panel connected to this device */ struct au1100fb_regs* regs; /* Registers memory map */ size_t regs_len; unsigned int regs_phys; unsigned char* fb_mem; /* FrameBuffer memory map */ size_t fb_len; dma_addr_t fb_phys;};/********************************************************************/#define LCD_CONTROL (AU1100_LCD_BASE + 0x0) #define LCD_CONTROL_SBB_BIT 21 #define LCD_CONTROL_SBB_MASK (0x3 << LCD_CONTROL_SBB_BIT) #define LCD_CONTROL_SBB_1 (0 << LCD_CONTROL_SBB_BIT) #define LCD_CONTROL_SBB_2 (1 << LCD_CONTROL_SBB_BIT) #define LCD_CONTROL_SBB_3 (2 << LCD_CONTROL_SBB_BIT) #define LCD_CONTROL_SBB_4 (3 << LCD_CONTROL_SBB_BIT) #define LCD_CONTROL_SBPPF_BIT 18 #define LCD_CONTROL_SBPPF_MASK (0x7 << LCD_CONTROL_SBPPF_BIT) #define LCD_CONTROL_SBPPF_655 (0 << LCD_CONTROL_SBPPF_BIT) #define LCD_CONTROL_SBPPF_565 (1 << LCD_CONTROL_SBPPF_BIT) #define LCD_CONTROL_SBPPF_556 (2 << LCD_CONTROL_SBPPF_BIT) #define LCD_CONTROL_SBPPF_1555 (3 << LCD_CONTROL_SBPPF_BIT) #define LCD_CONTROL_SBPPF_5551 (4 << LCD_CONTROL_SBPPF_BIT) #define LCD_CONTROL_WP (1<<17) #define LCD_CONTROL_WD (1<<16) #define LCD_CONTROL_C (1<<15) #define LCD_CONTROL_SM_BIT 13 #define LCD_CONTROL_SM_MASK (0x3 << LCD_CONTROL_SM_BIT) #define LCD_CONTROL_SM_0 (0 << LCD_CONTROL_SM_BIT) #define LCD_CONTROL_SM_90 (1 << LCD_CONTROL_SM_BIT) #define LCD_CONTROL_SM_180 (2 << LCD_CONTROL_SM_BIT) #define LCD_CONTROL_SM_270 (3 << LCD_CONTROL_SM_BIT) #define LCD_CONTROL_DB (1<<12) #define LCD_CONTROL_CCO (1<<11) #define LCD_CONTROL_DP (1<<10) #define LCD_CONTROL_PO_BIT 8 #define LCD_CONTROL_PO_MASK (0x3 << LCD_CONTROL_PO_BIT) #define LCD_CONTROL_PO_00 (0 << LCD_CONTROL_PO_BIT) #define LCD_CONTROL_PO_01 (1 << LCD_CONTROL_PO_BIT) #define LCD_CONTROL_PO_10 (2 << LCD_CONTROL_PO_BIT) #define LCD_CONTROL_PO_11 (3 << LCD_CONTROL_PO_BIT) #define LCD_CONTROL_MPI (1<<7) #define LCD_CONTROL_PT (1<<6) #define LCD_CONTROL_PC (1<<5) #define LCD_CONTROL_BPP_BIT 1 #define LCD_CONTROL_BPP_MASK (0x7 << LCD_CONTROL_BPP_BIT) #define LCD_CONTROL_BPP_1 (0 << LCD_CONTROL_BPP_BIT) #define LCD_CONTROL_BPP_2 (1 << LCD_CONTROL_BPP_BIT) #define LCD_CONTROL_BPP_4 (2 << LCD_CONTROL_BPP_BIT) #define LCD_CONTROL_BPP_8 (3 << LCD_CONTROL_BPP_BIT) #define LCD_CONTROL_BPP_12 (4 << LCD_CONTROL_BPP_BIT) #define LCD_CONTROL_BPP_16 (5 << LCD_CONTROL_BPP_BIT) #define LCD_CONTROL_GO (1<<0)#define LCD_INTSTATUS (AU1100_LCD_BASE + 0x4)#define LCD_INTENABLE (AU1100_LCD_BASE + 0x8) #define LCD_INT_SD (1<<7) #define LCD_INT_OF (1<<6) #define LCD_INT_UF (1<<5) #define LCD_INT_SA (1<<3) #define LCD_INT_SS (1<<2) #define LCD_INT_S1 (1<<1) #define LCD_INT_S0 (1<<0)#define LCD_HORZTIMING (AU1100_LCD_BASE + 0xC) #define LCD_HORZTIMING_HN2_BIT 24 #define LCD_HORZTIMING_HN2_MASK (0xFF << LCD_HORZTIMING_HN2_BIT) #define LCD_HORZTIMING_HN2_N(N) ((((N)-1) << LCD_HORZTIMING_HN2_BIT) & LCD_HORZTIMING_HN2_MASK) #define LCD_HORZTIMING_HN1_BIT 16 #define LCD_HORZTIMING_HN1_MASK (0xFF << LCD_HORZTIMING_HN1_BIT) #define LCD_HORZTIMING_HN1_N(N) ((((N)-1) << LCD_HORZTIMING_HN1_BIT) & LCD_HORZTIMING_HN1_MASK) #define LCD_HORZTIMING_HPW_BIT 10 #define LCD_HORZTIMING_HPW_MASK (0x3F << LCD_HORZTIMING_HPW_BIT) #define LCD_HORZTIMING_HPW_N(N) ((((N)-1) << LCD_HORZTIMING_HPW_BIT) & LCD_HORZTIMING_HPW_MASK) #define LCD_HORZTIMING_PPL_BIT 0 #define LCD_HORZTIMING_PPL_MASK (0x3FF << LCD_HORZTIMING_PPL_BIT) #define LCD_HORZTIMING_PPL_N(N) ((((N)-1) << LCD_HORZTIMING_PPL_BIT) & LCD_HORZTIMING_PPL_MASK)#define LCD_VERTTIMING (AU1100_LCD_BASE + 0x10) #define LCD_VERTTIMING_VN2_BIT 24 #define LCD_VERTTIMING_VN2_MASK (0xFF << LCD_VERTTIMING_VN2_BIT) #define LCD_VERTTIMING_VN2_N(N) ((((N)-1) << LCD_VERTTIMING_VN2_BIT) & LCD_VERTTIMING_VN2_MASK) #define LCD_VERTTIMING_VN1_BIT 16 #define LCD_VERTTIMING_VN1_MASK (0xFF << LCD_VERTTIMING_VN1_BIT) #define LCD_VERTTIMING_VN1_N(N) ((((N)-1) << LCD_VERTTIMING_VN1_BIT) & LCD_VERTTIMING_VN1_MASK) #define LCD_VERTTIMING_VPW_BIT 10 #define LCD_VERTTIMING_VPW_MASK (0x3F << LCD_VERTTIMING_VPW_BIT) #define LCD_VERTTIMING_VPW_N(N) ((((N)-1) << LCD_VERTTIMING_VPW_BIT) & LCD_VERTTIMING_VPW_MASK) #define LCD_VERTTIMING_LPP_BIT 0 #define LCD_VERTTIMING_LPP_MASK (0x3FF << LCD_VERTTIMING_LPP_BIT) #define LCD_VERTTIMING_LPP_N(N) ((((N)-1) << LCD_VERTTIMING_LPP_BIT) & LCD_VERTTIMING_LPP_MASK)#define LCD_CLKCONTROL (AU1100_LCD_BASE + 0x14) #define LCD_CLKCONTROL_IB (1<<18) #define LCD_CLKCONTROL_IC (1<<17) #define LCD_CLKCONTROL_IH (1<<16) #define LCD_CLKCONTROL_IV (1<<15) #define LCD_CLKCONTROL_BF_BIT 10 #define LCD_CLKCONTROL_BF_MASK (0x1F << LCD_CLKCONTROL_BF_BIT) #define LCD_CLKCONTROL_BF_N(N) ((((N)-1) << LCD_CLKCONTROL_BF_BIT) & LCD_CLKCONTROL_BF_MASK) #define LCD_CLKCONTROL_PCD_BIT 0 #define LCD_CLKCONTROL_PCD_MASK (0x3FF << LCD_CLKCONTROL_PCD_BIT) #define LCD_CLKCONTROL_PCD_N(N) (((N) << LCD_CLKCONTROL_PCD_BIT) & LCD_CLKCONTROL_PCD_MASK)#define LCD_DMAADDR0 (AU1100_LCD_BASE + 0x18)#define LCD_DMAADDR1 (AU1100_LCD_BASE + 0x1C) #define LCD_DMA_SA_BIT 5 #define LCD_DMA_SA_MASK (0x7FFFFFF << LCD_DMA_SA_BIT) #define LCD_DMA_SA_N(N) ((N) & LCD_DMA_SA_MASK)#define LCD_WORDS (AU1100_LCD_BASE + 0x20) #define LCD_WRD_WRDS_BIT 0 #define LCD_WRD_WRDS_MASK (0xFFFFFFFF << LCD_WRD_WRDS_BIT) #define LCD_WRD_WRDS_N(N) ((((N)-1) << LCD_WRD_WRDS_BIT) & LCD_WRD_WRDS_MASK)#define LCD_PWMDIV (AU1100_LCD_BASE + 0x24) #define LCD_PWMDIV_EN (1<<12) #define LCD_PWMDIV_PWMDIV_BIT 0 #define LCD_PWMDIV_PWMDIV_MASK (0xFFF << LCD_PWMDIV_PWMDIV_BIT) #define LCD_PWMDIV_PWMDIV_N(N) ((((N)-1) << LCD_PWMDIV_PWMDIV_BIT) & LCD_PWMDIV_PWMDIV_MASK)#define LCD_PWMHI (AU1100_LCD_BASE + 0x28) #define LCD_PWMHI_PWMHI1_BIT 12 #define LCD_PWMHI_PWMHI1_MASK (0xFFF << LCD_PWMHI_PWMHI1_BIT) #define LCD_PWMHI_PWMHI1_N(N) (((N) << LCD_PWMHI_PWMHI1_BIT) & LCD_PWMHI_PWMHI1_MASK) #define LCD_PWMHI_PWMHI0_BIT 0 #define LCD_PWMHI_PWMHI0_MASK (0xFFF << LCD_PWMHI_PWMHI0_BIT) #define LCD_PWMHI_PWMHI0_N(N) (((N) << LCD_PWMHI_PWMHI0_BIT) & LCD_PWMHI_PWMHI0_MASK)#define LCD_PALLETTEBASE (AU1100_LCD_BASE + 0x400) #define LCD_PALLETTE_MONO_MI_BIT 0 #define LCD_PALLETTE_MONO_MI_MASK (0xF << LCD_PALLETTE_MONO_MI_BIT) #define LCD_PALLETTE_MONO_MI_N(N) (((N)<< LCD_PALLETTE_MONO_MI_BIT) & LCD_PALLETTE_MONO_MI_MASK) #define LCD_PALLETTE_COLOR_RI_BIT 8 #define LCD_PALLETTE_COLOR_RI_MASK (0xF << LCD_PALLETTE_COLOR_RI_BIT) #define LCD_PALLETTE_COLOR_RI_N(N) (((N)<< LCD_PALLETTE_COLOR_RI_BIT) & LCD_PALLETTE_COLOR_RI_MASK) #define LCD_PALLETTE_COLOR_GI_BIT 4 #define LCD_PALLETTE_COLOR_GI_MASK (0xF << LCD_PALLETTE_COLOR_GI_BIT) #define LCD_PALLETTE_COLOR_GI_N(N) (((N)<< LCD_PALLETTE_COLOR_GI_BIT) & LCD_PALLETTE_COLOR_GI_MASK) #define LCD_PALLETTE_COLOR_BI_BIT 0 #define LCD_PALLETTE_COLOR_BI_MASK (0xF << LCD_PALLETTE_COLOR_BI_BIT) #define LCD_PALLETTE_COLOR_BI_N(N) (((N)<< LCD_PALLETTE_COLOR_BI_BIT) & LCD_PALLETTE_COLOR_BI_MASK) #define LCD_PALLETTE_TFT_DC_BIT 0 #define LCD_PALLETTE_TFT_DC_MASK (0xFFFF << LCD_PALLETTE_TFT_DC_BIT) #define LCD_PALLETTE_TFT_DC_N(N) (((N)<< LCD_PALLETTE_TFT_DC_BIT) & LCD_PALLETTE_TFT_DC_MASK)/********************************************************************//* List of panels known to work with the AU1100 LCD controller. * To add a new panel, enter the same specifications as the * Generic_TFT one, and MAKE SURE that it doesn't conflicts * with the controller restrictions. Restrictions are: * * STN color panels: max_bpp <= 12 * STN mono panels: max_bpp <= 4 * TFT panels: max_bpp <= 16 * max_xres <= 800 * max_yres <= 600 */static struct au1100fb_panel known_lcd_panels[] ={ /* 800x600x16bpp CRT */ [0] = { .name = "CRT_800x600_16", .xres = 800, .yres = 600, .bpp = 16, .control_base = 0x0004886A | LCD_CONTROL_DEFAULT_PO | LCD_CONTROL_DEFAULT_SBPPF | LCD_CONTROL_BPP_16 | LCD_CONTROL_SBB_4, .clkcontrol_base = 0x00020000, .horztiming = 0x005aff1f, .verttiming = 0x16000e57, }, /* just the standard LCD */ [1] = { .name = "WWPC LCD", .xres = 240, .yres = 320, .bpp = 16, .control_base = 0x0006806A, .horztiming = 0x0A1010EF, .verttiming = 0x0301013F, .clkcontrol_base = 0x00018001, }, /* Sharp 320x240 TFT panel */ [2] = { .name = "Sharp_LQ038Q5DR01", .xres = 320, .yres = 240, .bpp = 16, .control_base = ( LCD_CONTROL_SBPPF_565 | LCD_CONTROL_C | LCD_CONTROL_SM_0 | LCD_CONTROL_DEFAULT_PO | LCD_CONTROL_PT | LCD_CONTROL_PC | LCD_CONTROL_BPP_16 ), .horztiming = ( LCD_HORZTIMING_HN2_N(8) | LCD_HORZTIMING_HN1_N(60) | LCD_HORZTIMING_HPW_N(12) | LCD_HORZTIMING_PPL_N(320) ), .verttiming = ( LCD_VERTTIMING_VN2_N(5) | LCD_VERTTIMING_VN1_N(17) | LCD_VERTTIMING_VPW_N(1) | LCD_VERTTIMING_LPP_N(240) ), .clkcontrol_base = LCD_CLKCONTROL_PCD_N(1), }, /* Hitachi SP14Q005 and possibly others */ [3] = { .name = "Hitachi_SP14Qxxx", .xres = 320, .yres = 240, .bpp = 4, .control_base = ( LCD_CONTROL_C | LCD_CONTROL_BPP_4 ), .horztiming = ( LCD_HORZTIMING_HN2_N(1) | LCD_HORZTIMING_HN1_N(1) | LCD_HORZTIMING_HPW_N(1) | LCD_HORZTIMING_PPL_N(320) ), .verttiming = ( LCD_VERTTIMING_VN2_N(1) | LCD_VERTTIMING_VN1_N(1) | LCD_VERTTIMING_VPW_N(1) | LCD_VERTTIMING_LPP_N(240) ), .clkcontrol_base = LCD_CLKCONTROL_PCD_N(4), }, /* Generic 640x480 TFT panel */ [4] = { .name = "TFT_640x480_16", .xres = 640, .yres = 480, .bpp = 16, .control_base = 0x004806a | LCD_CONTROL_DEFAULT_PO, .horztiming = 0x3434d67f, .verttiming = 0x0e0e39df, .clkcontrol_base = LCD_CLKCONTROL_PCD_N(1), }, /* Pb1100 LCDB 640x480 PrimeView TFT panel */ [5] = { .name = "PrimeView_640x480_16", .xres = 640, .yres = 480, .bpp = 16, .control_base = 0x0004886a | LCD_CONTROL_DEFAULT_PO, .horztiming = 0x0e4bfe7f, .verttiming = 0x210805df, .clkcontrol_base = 0x00038001, },};struct au1100fb_drv_info { int panel_idx; char *opt_mode;};/********************************************************************//* Inline helpers */#define panel_is_dual(panel) (panel->control_base & LCD_CONTROL_DP)#define panel_is_active(panel)(panel->control_base & LCD_CONTROL_PT)#define panel_is_color(panel) (panel->control_base & LCD_CONTROL_PC)#define panel_swap_rgb(panel) (panel->control_base & LCD_CONTROL_CCO)#endif /* _AU1100LCD_H */⌨️ 快捷键说明
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