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/
usr/
src/
linux-headers-3.0.0-14/
arch/
arm/
mach-pxa/
include/
mach/
- drwxr-xr-x
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Viewing file: pxafb.h (5.2 KB) -rw-r--r--Select action/file-type:  ( +) |  ( +) |  ( +) | Code ( +) | Session ( +) |  ( +) | SDB ( +) |  ( +) |  ( +) |  ( +) |  ( +) |  ( +) |
/* * arch/arm/mach-pxa/include/mach/pxafb.h * * Support for the xscale frame buffer. * * Author: Jean-Frederic Clere * Created: Sep 22, 2003 * Copyright: jfclere@sinix.net * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */
#include <linux/fb.h> #include <mach/regs-lcd.h>
/* * Supported LCD connections * * bits 0 - 3: for LCD panel type: * * STN - for passive matrix * DSTN - for dual scan passive matrix * TFT - for active matrix * * bits 4 - 9 : for bus width * bits 10-17 : for AC Bias Pin Frequency * bit 18 : for output enable polarity * bit 19 : for pixel clock edge * bit 20 : for output pixel format when base is RGBT16 */ #define LCD_CONN_TYPE(_x) ((_x) & 0x0f) #define LCD_CONN_WIDTH(_x) (((_x) >> 4) & 0x1f)
#define LCD_TYPE_MASK 0xf #define LCD_TYPE_UNKNOWN 0 #define LCD_TYPE_MONO_STN 1 #define LCD_TYPE_MONO_DSTN 2 #define LCD_TYPE_COLOR_STN 3 #define LCD_TYPE_COLOR_DSTN 4 #define LCD_TYPE_COLOR_TFT 5 #define LCD_TYPE_SMART_PANEL 6 #define LCD_TYPE_MAX 7
#define LCD_MONO_STN_4BPP ((4 << 4) | LCD_TYPE_MONO_STN) #define LCD_MONO_STN_8BPP ((8 << 4) | LCD_TYPE_MONO_STN) #define LCD_MONO_DSTN_8BPP ((8 << 4) | LCD_TYPE_MONO_DSTN) #define LCD_COLOR_STN_8BPP ((8 << 4) | LCD_TYPE_COLOR_STN) #define LCD_COLOR_DSTN_16BPP ((16 << 4) | LCD_TYPE_COLOR_DSTN) #define LCD_COLOR_TFT_8BPP ((8 << 4) | LCD_TYPE_COLOR_TFT) #define LCD_COLOR_TFT_16BPP ((16 << 4) | LCD_TYPE_COLOR_TFT) #define LCD_COLOR_TFT_18BPP ((18 << 4) | LCD_TYPE_COLOR_TFT) #define LCD_SMART_PANEL_8BPP ((8 << 4) | LCD_TYPE_SMART_PANEL) #define LCD_SMART_PANEL_16BPP ((16 << 4) | LCD_TYPE_SMART_PANEL) #define LCD_SMART_PANEL_18BPP ((18 << 4) | LCD_TYPE_SMART_PANEL)
#define LCD_AC_BIAS_FREQ(x) (((x) & 0xff) << 10) #define LCD_BIAS_ACTIVE_HIGH (0 << 18) #define LCD_BIAS_ACTIVE_LOW (1 << 18) #define LCD_PCLK_EDGE_RISE (0 << 19) #define LCD_PCLK_EDGE_FALL (1 << 19) #define LCD_ALTERNATE_MAPPING (1 << 20)
/* * This structure describes the machine which we are running on. * It is set in linux/arch/arm/mach-pxa/machine_name.c and used in the probe routine * of linux/drivers/video/pxafb.c */ struct pxafb_mode_info { u_long pixclock;
u_short xres; u_short yres;
u_char bpp; u_int cmap_greyscale:1, depth:8, transparency:1, unused:22;
/* Parallel Mode Timing */ u_char hsync_len; u_char left_margin; u_char right_margin;
u_char vsync_len; u_char upper_margin; u_char lower_margin; u_char sync;
/* Smart Panel Mode Timing - see PXA27x DM 7.4.15.0.3 for details * Note: * 1. all parameters in nanosecond (ns) * 2. a0cs{rd,wr}_set_hld are controlled by the same register bits * in pxa27x and pxa3xx, initialize them to the same value or * the larger one will be used * 3. same to {rd,wr}_pulse_width * * 4. LCD_PCLK_EDGE_{RISE,FALL} controls the L_PCLK_WR polarity * 5. sync & FB_SYNC_HOR_HIGH_ACT controls the L_LCLK_A0 * 6. sync & FB_SYNC_VERT_HIGH_ACT controls the L_LCLK_RD */ unsigned a0csrd_set_hld; /* A0 and CS Setup/Hold Time before/after L_FCLK_RD */ unsigned a0cswr_set_hld; /* A0 and CS Setup/Hold Time before/after L_PCLK_WR */ unsigned wr_pulse_width; /* L_PCLK_WR pulse width */ unsigned rd_pulse_width; /* L_FCLK_RD pulse width */ unsigned cmd_inh_time; /* Command Inhibit time between two writes */ unsigned op_hold_time; /* Output Hold time from L_FCLK_RD negation */ };
struct pxafb_mach_info { struct pxafb_mode_info *modes; unsigned int num_modes;
unsigned int lcd_conn; unsigned long video_mem_size;
u_int fixed_modes:1, cmap_inverse:1, cmap_static:1, acceleration_enabled:1, unused:28;
/* The following should be defined in LCCR0 * LCCR0_Act or LCCR0_Pas Active or Passive * LCCR0_Sngl or LCCR0_Dual Single/Dual panel * LCCR0_Mono or LCCR0_Color Mono/Color * LCCR0_4PixMono or LCCR0_8PixMono (in mono single mode) * LCCR0_DMADel(Tcpu) (optional) DMA request delay * * The following should not be defined in LCCR0: * LCCR0_OUM, LCCR0_BM, LCCR0_QDM, LCCR0_DIS, LCCR0_EFM * LCCR0_IUM, LCCR0_SFM, LCCR0_LDM, LCCR0_ENB */ u_int lccr0; /* The following should be defined in LCCR3 * LCCR3_OutEnH or LCCR3_OutEnL Output enable polarity * LCCR3_PixRsEdg or LCCR3_PixFlEdg Pixel clock edge type * LCCR3_Acb(X) AB Bias pin frequency * LCCR3_DPC (optional) Double Pixel Clock mode (untested) * * The following should not be defined in LCCR3 * LCCR3_HSP, LCCR3_VSP, LCCR0_Pcd(x), LCCR3_Bpp */ u_int lccr3; /* The following should be defined in LCCR4 * LCCR4_PAL_FOR_0 or LCCR4_PAL_FOR_1 or LCCR4_PAL_FOR_2 * * All other bits in LCCR4 should be left alone. */ u_int lccr4; void (*pxafb_backlight_power)(int); void (*pxafb_lcd_power)(int, struct fb_var_screeninfo *); void (*smart_update)(struct fb_info *); };
void pxa_set_fb_info(struct device *, struct pxafb_mach_info *); unsigned long pxafb_get_hsync_time(struct device *dev);
extern int pxafb_smart_queue(struct fb_info *info, uint16_t *cmds, int); extern int pxafb_smart_flush(struct fb_info *info);
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