Release 4.11 drivers/video/fbdev/au1100fb.h
/*
* 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;
int panel_idx;
struct clk *lcdclk;
};
/********************************************************************/
#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,
},
};
/********************************************************************/
/* 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 */
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