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@@ -1920,1925 +1920,3 @@ module_exit(au1200fb_cleanup);
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MODULE_DESCRIPTION(DRIVER_DESC);
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MODULE_LICENSE("GPL");
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-/*
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- * BRIEF MODULE DESCRIPTION
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- * Au1200 LCD Driver.
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- *
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- * Copyright 2004-2005 AMD
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- * Author: AMD
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- *
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- * Based on:
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- * linux/drivers/video/skeletonfb.c -- Skeleton for a frame buffer device
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- * Created 28 Dec 1997 by Geert Uytterhoeven
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms of the GNU General Public License as published by the
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- * Free Software Foundation; either version 2 of the License, or (at your
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- * option) any later version.
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- *
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- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
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- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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- * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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- *
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- * You should have received a copy of the GNU General Public License along
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- * with this program; if not, write to the Free Software Foundation, Inc.,
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- * 675 Mass Ave, Cambridge, MA 02139, USA.
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- */
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-
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-#include <linux/module.h>
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-#include <linux/platform_device.h>
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-#include <linux/kernel.h>
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-#include <linux/errno.h>
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-#include <linux/string.h>
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-#include <linux/mm.h>
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-#include <linux/fb.h>
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-#include <linux/init.h>
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-#include <linux/interrupt.h>
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-#include <linux/ctype.h>
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-#include <linux/dma-mapping.h>
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-
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-#include <asm/mach-au1x00/au1000.h>
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-#include "au1200fb.h"
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-
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-#ifdef CONFIG_PM
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-#include <asm/mach-au1x00/au1xxx_pm.h>
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-#endif
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-
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-#ifndef CONFIG_FB_AU1200_DEVS
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-#define CONFIG_FB_AU1200_DEVS 4
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-#endif
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-
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-#define DRIVER_NAME "au1200fb"
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-#define DRIVER_DESC "LCD controller driver for AU1200 processors"
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-
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-#define DEBUG 1
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-
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-#define print_err(f, arg...) printk(KERN_ERR DRIVER_NAME ": " f "\n", ## arg)
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-#define print_warn(f, arg...) printk(KERN_WARNING DRIVER_NAME ": " f "\n", ## arg)
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-#define print_info(f, arg...) printk(KERN_INFO DRIVER_NAME ": " f "\n", ## arg)
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-
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-#if DEBUG
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-#define print_dbg(f, arg...) printk(KERN_DEBUG __FILE__ ": " f "\n", ## arg)
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-#else
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-#define print_dbg(f, arg...) do {} while (0)
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-#endif
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-
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-
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-#define AU1200_LCD_FB_IOCTL 0x46FF
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-
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-#define AU1200_LCD_SET_SCREEN 1
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-#define AU1200_LCD_GET_SCREEN 2
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-#define AU1200_LCD_SET_WINDOW 3
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-#define AU1200_LCD_GET_WINDOW 4
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-#define AU1200_LCD_SET_PANEL 5
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-#define AU1200_LCD_GET_PANEL 6
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-
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-#define SCREEN_SIZE (1<< 1)
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-#define SCREEN_BACKCOLOR (1<< 2)
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-#define SCREEN_BRIGHTNESS (1<< 3)
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-#define SCREEN_COLORKEY (1<< 4)
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-#define SCREEN_MASK (1<< 5)
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-
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-struct au1200_lcd_global_regs_t {
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- unsigned int flags;
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- unsigned int xsize;
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- unsigned int ysize;
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- unsigned int backcolor;
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- unsigned int brightness;
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- unsigned int colorkey;
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- unsigned int mask;
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- unsigned int panel_choice;
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- char panel_desc[80];
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-
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-};
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-
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-#define WIN_POSITION (1<< 0)
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-#define WIN_ALPHA_COLOR (1<< 1)
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-#define WIN_ALPHA_MODE (1<< 2)
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-#define WIN_PRIORITY (1<< 3)
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-#define WIN_CHANNEL (1<< 4)
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-#define WIN_BUFFER_FORMAT (1<< 5)
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-#define WIN_COLOR_ORDER (1<< 6)
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-#define WIN_PIXEL_ORDER (1<< 7)
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-#define WIN_SIZE (1<< 8)
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-#define WIN_COLORKEY_MODE (1<< 9)
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-#define WIN_DOUBLE_BUFFER_MODE (1<< 10)
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-#define WIN_RAM_ARRAY_MODE (1<< 11)
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-#define WIN_BUFFER_SCALE (1<< 12)
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-#define WIN_ENABLE (1<< 13)
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-
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-struct au1200_lcd_window_regs_t {
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- unsigned int flags;
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- unsigned int xpos;
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- unsigned int ypos;
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- unsigned int alpha_color;
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- unsigned int alpha_mode;
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- unsigned int priority;
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- unsigned int channel;
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- unsigned int buffer_format;
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- unsigned int color_order;
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- unsigned int pixel_order;
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- unsigned int xsize;
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- unsigned int ysize;
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- unsigned int colorkey_mode;
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- unsigned int double_buffer_mode;
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- unsigned int ram_array_mode;
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- unsigned int xscale;
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- unsigned int yscale;
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- unsigned int enable;
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-};
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-
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-
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-struct au1200_lcd_iodata_t {
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- unsigned int subcmd;
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- struct au1200_lcd_global_regs_t global;
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- struct au1200_lcd_window_regs_t window;
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-};
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-
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-#if defined(__BIG_ENDIAN)
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-#define LCD_CONTROL_DEFAULT_PO LCD_CONTROL_PO_11
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-#else
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-#define LCD_CONTROL_DEFAULT_PO LCD_CONTROL_PO_00
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-#endif
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-#define LCD_CONTROL_DEFAULT_SBPPF LCD_CONTROL_SBPPF_565
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-
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-/* Private, per-framebuffer management information (independent of the panel itself) */
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-struct au1200fb_device {
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- struct fb_info fb_info; /* FB driver info record */
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-
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- int plane;
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- unsigned char* fb_mem; /* FrameBuffer memory map */
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- unsigned int fb_len;
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- dma_addr_t fb_phys;
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-};
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-
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-static struct au1200fb_device _au1200fb_devices[CONFIG_FB_AU1200_DEVS];
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-/********************************************************************/
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-
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-/* LCD controller restrictions */
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-#define AU1200_LCD_MAX_XRES 1280
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-#define AU1200_LCD_MAX_YRES 1024
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-#define AU1200_LCD_MAX_BPP 32
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-#define AU1200_LCD_MAX_CLK 96000000 /* fixme: this needs to go away ? */
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-#define AU1200_LCD_NBR_PALETTE_ENTRIES 256
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-
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-/* Default number of visible screen buffer to allocate */
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-#define AU1200FB_NBR_VIDEO_BUFFERS 1
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-
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-/********************************************************************/
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-
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-static struct au1200_lcd *lcd = (struct au1200_lcd *) AU1200_LCD_ADDR;
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-static int window_index = 2; /* default is zero */
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-static int panel_index = 2; /* default is zero */
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-static struct window_settings *win;
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-static struct panel_settings *panel;
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-static int noblanking = 1;
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-static int nohwcursor = 0;
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-
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-struct window_settings {
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- unsigned char name[64];
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- uint32 mode_backcolor;
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- uint32 mode_colorkey;
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- uint32 mode_colorkeymsk;
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- struct {
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- int xres;
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- int yres;
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- int xpos;
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- int ypos;
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- uint32 mode_winctrl1; /* winctrl1[FRM,CCO,PO,PIPE] */
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- uint32 mode_winenable;
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- } w[4];
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-};
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-
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-#if defined(__BIG_ENDIAN)
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-#define LCD_WINCTRL1_PO_16BPP LCD_WINCTRL1_PO_00
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-#else
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-#define LCD_WINCTRL1_PO_16BPP LCD_WINCTRL1_PO_01
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-#endif
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-
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-extern int board_au1200fb_panel_init (void);
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-extern int board_au1200fb_panel_shutdown (void);
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-
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-#ifdef CONFIG_PM
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-int au1200fb_pm_callback(au1xxx_power_dev_t *dev,
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- au1xxx_request_t request, void *data);
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-au1xxx_power_dev_t *LCD_pm_dev;
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-#endif
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-
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-/*
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- * Default window configurations
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- */
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-static struct window_settings windows[] = {
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- { /* Index 0 */
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- "0-FS gfx, 1-video, 2-ovly gfx, 3-ovly gfx",
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- /* mode_backcolor */ 0x006600ff,
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- /* mode_colorkey,msk*/ 0, 0,
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- {
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- {
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- /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
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- /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
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- LCD_WINCTRL1_PO_16BPP,
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- /* mode_winenable*/ LCD_WINENABLE_WEN0,
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- },
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- {
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- /* xres, yres, xpos, ypos */ 100, 100, 100, 100,
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- /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
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- LCD_WINCTRL1_PO_16BPP |
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- LCD_WINCTRL1_PIPE,
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- /* mode_winenable*/ LCD_WINENABLE_WEN1,
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- },
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- {
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- /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
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- /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
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- LCD_WINCTRL1_PO_16BPP,
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- /* mode_winenable*/ 0,
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- },
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- {
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- /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
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- /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
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- LCD_WINCTRL1_PO_16BPP |
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- LCD_WINCTRL1_PIPE,
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- /* mode_winenable*/ 0,
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- },
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- },
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- },
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-
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- { /* Index 1 */
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- "0-FS gfx, 1-video, 2-ovly gfx, 3-ovly gfx",
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- /* mode_backcolor */ 0x006600ff,
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- /* mode_colorkey,msk*/ 0, 0,
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- {
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- {
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- /* xres, yres, xpos, ypos */ 320, 240, 5, 5,
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- /* mode_winctrl1 */ LCD_WINCTRL1_FRM_24BPP |
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- LCD_WINCTRL1_PO_00,
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- /* mode_winenable*/ LCD_WINENABLE_WEN0,
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- },
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- {
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- /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
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- /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565
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- | LCD_WINCTRL1_PO_16BPP,
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- /* mode_winenable*/ 0,
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- },
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- {
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- /* xres, yres, xpos, ypos */ 100, 100, 0, 0,
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- /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
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- LCD_WINCTRL1_PO_16BPP |
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- LCD_WINCTRL1_PIPE,
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- /* mode_winenable*/ 0/*LCD_WINENABLE_WEN2*/,
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- },
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- {
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- /* xres, yres, xpos, ypos */ 200, 25, 0, 0,
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- /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
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- LCD_WINCTRL1_PO_16BPP |
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- LCD_WINCTRL1_PIPE,
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- /* mode_winenable*/ 0,
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- },
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- },
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- },
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- { /* Index 2 */
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- "0-FS gfx, 1-video, 2-ovly gfx, 3-ovly gfx",
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- /* mode_backcolor */ 0x006600ff,
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- /* mode_colorkey,msk*/ 0, 0,
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- {
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- {
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- /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
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- /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
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- LCD_WINCTRL1_PO_16BPP,
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- /* mode_winenable*/ LCD_WINENABLE_WEN0,
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- },
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- {
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- /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
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- /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
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- LCD_WINCTRL1_PO_16BPP,
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- /* mode_winenable*/ 0,
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- },
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- {
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- /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
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- /* mode_winctrl1 */ LCD_WINCTRL1_FRM_32BPP |
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- LCD_WINCTRL1_PO_00|LCD_WINCTRL1_PIPE,
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- /* mode_winenable*/ 0/*LCD_WINENABLE_WEN2*/,
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- },
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- {
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- /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
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- /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
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- LCD_WINCTRL1_PO_16BPP |
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- LCD_WINCTRL1_PIPE,
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- /* mode_winenable*/ 0,
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- },
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- },
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- },
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- /* Need VGA 640 @ 24bpp, @ 32bpp */
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- /* Need VGA 800 @ 24bpp, @ 32bpp */
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- /* Need VGA 1024 @ 24bpp, @ 32bpp */
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-};
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-
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-/*
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- * Controller configurations for various panels.
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- */
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-
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-struct panel_settings
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-{
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- const char name[25]; /* Full name <vendor>_<model> */
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-
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- struct fb_monspecs monspecs; /* FB monitor specs */
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-
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- /* panel timings */
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- uint32 mode_screen;
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- uint32 mode_horztiming;
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- uint32 mode_verttiming;
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- uint32 mode_clkcontrol;
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- uint32 mode_pwmdiv;
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- uint32 mode_pwmhi;
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- uint32 mode_outmask;
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- uint32 mode_fifoctrl;
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- uint32 mode_toyclksrc;
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- uint32 mode_backlight;
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- uint32 mode_auxpll;
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- int (*device_init)(void);
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- int (*device_shutdown)(void);
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-#define Xres min_xres
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-#define Yres min_yres
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- u32 min_xres; /* Minimum horizontal resolution */
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- u32 max_xres; /* Maximum horizontal resolution */
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- u32 min_yres; /* Minimum vertical resolution */
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- u32 max_yres; /* Maximum vertical resolution */
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-};
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-
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-/********************************************************************/
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-/* fixme: Maybe a modedb for the CRT ? otherwise panels should be as-is */
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-
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-/* List of panels known to work with the AU1200 LCD controller.
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- * To add a new panel, enter the same specifications as the
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- * Generic_TFT one, and MAKE SURE that it doesn't conflicts
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- * with the controller restrictions. Restrictions are:
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- *
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- * STN color panels: max_bpp <= 12
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- * STN mono panels: max_bpp <= 4
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- * TFT panels: max_bpp <= 16
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- * max_xres <= 800
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- * max_yres <= 600
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- */
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-static struct panel_settings known_lcd_panels[] =
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-{
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- [0] = { /* QVGA 320x240 H:33.3kHz V:110Hz */
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- .name = "QVGA_320x240",
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- .monspecs = {
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- .modedb = NULL,
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- .modedb_len = 0,
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- .hfmin = 30000,
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- .hfmax = 70000,
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- .vfmin = 60,
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- .vfmax = 60,
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- .dclkmin = 6000000,
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- .dclkmax = 28000000,
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- .input = FB_DISP_RGB,
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- },
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- .mode_screen = LCD_SCREEN_SX_N(320) |
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- LCD_SCREEN_SY_N(240),
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- .mode_horztiming = 0x00c4623b,
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|
- .mode_verttiming = 0x00502814,
|
|
|
- .mode_clkcontrol = 0x00020002, /* /4=24Mhz */
|
|
|
- .mode_pwmdiv = 0x00000000,
|
|
|
- .mode_pwmhi = 0x00000000,
|
|
|
- .mode_outmask = 0x00FFFFFF,
|
|
|
- .mode_fifoctrl = 0x2f2f2f2f,
|
|
|
- .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
|
|
|
- .mode_backlight = 0x00000000,
|
|
|
- .mode_auxpll = 8, /* 96MHz AUXPLL */
|
|
|
- .device_init = NULL,
|
|
|
- .device_shutdown = NULL,
|
|
|
- 320, 320,
|
|
|
- 240, 240,
|
|
|
- },
|
|
|
-
|
|
|
- [1] = { /* VGA 640x480 H:30.3kHz V:58Hz */
|
|
|
- .name = "VGA_640x480",
|
|
|
- .monspecs = {
|
|
|
- .modedb = NULL,
|
|
|
- .modedb_len = 0,
|
|
|
- .hfmin = 30000,
|
|
|
- .hfmax = 70000,
|
|
|
- .vfmin = 60,
|
|
|
- .vfmax = 60,
|
|
|
- .dclkmin = 6000000,
|
|
|
- .dclkmax = 28000000,
|
|
|
- .input = FB_DISP_RGB,
|
|
|
- },
|
|
|
- .mode_screen = 0x13f9df80,
|
|
|
- .mode_horztiming = 0x003c5859,
|
|
|
- .mode_verttiming = 0x00741201,
|
|
|
- .mode_clkcontrol = 0x00020001, /* /4=24Mhz */
|
|
|
- .mode_pwmdiv = 0x00000000,
|
|
|
- .mode_pwmhi = 0x00000000,
|
|
|
- .mode_outmask = 0x00FFFFFF,
|
|
|
- .mode_fifoctrl = 0x2f2f2f2f,
|
|
|
- .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
|
|
|
- .mode_backlight = 0x00000000,
|
|
|
- .mode_auxpll = 8, /* 96MHz AUXPLL */
|
|
|
- .device_init = NULL,
|
|
|
- .device_shutdown = NULL,
|
|
|
- 640, 480,
|
|
|
- 640, 480,
|
|
|
- },
|
|
|
-
|
|
|
- [2] = { /* SVGA 800x600 H:46.1kHz V:69Hz */
|
|
|
- .name = "SVGA_800x600",
|
|
|
- .monspecs = {
|
|
|
- .modedb = NULL,
|
|
|
- .modedb_len = 0,
|
|
|
- .hfmin = 30000,
|
|
|
- .hfmax = 70000,
|
|
|
- .vfmin = 60,
|
|
|
- .vfmax = 60,
|
|
|
- .dclkmin = 6000000,
|
|
|
- .dclkmax = 28000000,
|
|
|
- .input = FB_DISP_RGB,
|
|
|
- },
|
|
|
- .mode_screen = 0x18fa5780,
|
|
|
- .mode_horztiming = 0x00dc7e77,
|
|
|
- .mode_verttiming = 0x00584805,
|
|
|
- .mode_clkcontrol = 0x00020000, /* /2=48Mhz */
|
|
|
- .mode_pwmdiv = 0x00000000,
|
|
|
- .mode_pwmhi = 0x00000000,
|
|
|
- .mode_outmask = 0x00FFFFFF,
|
|
|
- .mode_fifoctrl = 0x2f2f2f2f,
|
|
|
- .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
|
|
|
- .mode_backlight = 0x00000000,
|
|
|
- .mode_auxpll = 8, /* 96MHz AUXPLL */
|
|
|
- .device_init = NULL,
|
|
|
- .device_shutdown = NULL,
|
|
|
- 800, 800,
|
|
|
- 600, 600,
|
|
|
- },
|
|
|
-
|
|
|
- [3] = { /* XVGA 1024x768 H:56.2kHz V:70Hz */
|
|
|
- .name = "XVGA_1024x768",
|
|
|
- .monspecs = {
|
|
|
- .modedb = NULL,
|
|
|
- .modedb_len = 0,
|
|
|
- .hfmin = 30000,
|
|
|
- .hfmax = 70000,
|
|
|
- .vfmin = 60,
|
|
|
- .vfmax = 60,
|
|
|
- .dclkmin = 6000000,
|
|
|
- .dclkmax = 28000000,
|
|
|
- .input = FB_DISP_RGB,
|
|
|
- },
|
|
|
- .mode_screen = 0x1ffaff80,
|
|
|
- .mode_horztiming = 0x007d0e57,
|
|
|
- .mode_verttiming = 0x00740a01,
|
|
|
- .mode_clkcontrol = 0x000A0000, /* /1 */
|
|
|
- .mode_pwmdiv = 0x00000000,
|
|
|
- .mode_pwmhi = 0x00000000,
|
|
|
- .mode_outmask = 0x00FFFFFF,
|
|
|
- .mode_fifoctrl = 0x2f2f2f2f,
|
|
|
- .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
|
|
|
- .mode_backlight = 0x00000000,
|
|
|
- .mode_auxpll = 6, /* 72MHz AUXPLL */
|
|
|
- .device_init = NULL,
|
|
|
- .device_shutdown = NULL,
|
|
|
- 1024, 1024,
|
|
|
- 768, 768,
|
|
|
- },
|
|
|
-
|
|
|
- [4] = { /* XVGA XVGA 1280x1024 H:68.5kHz V:65Hz */
|
|
|
- .name = "XVGA_1280x1024",
|
|
|
- .monspecs = {
|
|
|
- .modedb = NULL,
|
|
|
- .modedb_len = 0,
|
|
|
- .hfmin = 30000,
|
|
|
- .hfmax = 70000,
|
|
|
- .vfmin = 60,
|
|
|
- .vfmax = 60,
|
|
|
- .dclkmin = 6000000,
|
|
|
- .dclkmax = 28000000,
|
|
|
- .input = FB_DISP_RGB,
|
|
|
- },
|
|
|
- .mode_screen = 0x27fbff80,
|
|
|
- .mode_horztiming = 0x00cdb2c7,
|
|
|
- .mode_verttiming = 0x00600002,
|
|
|
- .mode_clkcontrol = 0x000A0000, /* /1 */
|
|
|
- .mode_pwmdiv = 0x00000000,
|
|
|
- .mode_pwmhi = 0x00000000,
|
|
|
- .mode_outmask = 0x00FFFFFF,
|
|
|
- .mode_fifoctrl = 0x2f2f2f2f,
|
|
|
- .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
|
|
|
- .mode_backlight = 0x00000000,
|
|
|
- .mode_auxpll = 10, /* 120MHz AUXPLL */
|
|
|
- .device_init = NULL,
|
|
|
- .device_shutdown = NULL,
|
|
|
- 1280, 1280,
|
|
|
- 1024, 1024,
|
|
|
- },
|
|
|
-
|
|
|
- [5] = { /* Samsung 1024x768 TFT */
|
|
|
- .name = "Samsung_1024x768_TFT",
|
|
|
- .monspecs = {
|
|
|
- .modedb = NULL,
|
|
|
- .modedb_len = 0,
|
|
|
- .hfmin = 30000,
|
|
|
- .hfmax = 70000,
|
|
|
- .vfmin = 60,
|
|
|
- .vfmax = 60,
|
|
|
- .dclkmin = 6000000,
|
|
|
- .dclkmax = 28000000,
|
|
|
- .input = FB_DISP_RGB,
|
|
|
- },
|
|
|
- .mode_screen = 0x1ffaff80,
|
|
|
- .mode_horztiming = 0x018cc677,
|
|
|
- .mode_verttiming = 0x00241217,
|
|
|
- .mode_clkcontrol = 0x00000000, /* SCB 0x1 /4=24Mhz */
|
|
|
- .mode_pwmdiv = 0x8000063f, /* SCB 0x0 */
|
|
|
- .mode_pwmhi = 0x03400000, /* SCB 0x0 */
|
|
|
- .mode_outmask = 0x00FFFFFF,
|
|
|
- .mode_fifoctrl = 0x2f2f2f2f,
|
|
|
- .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
|
|
|
- .mode_backlight = 0x00000000,
|
|
|
- .mode_auxpll = 8, /* 96MHz AUXPLL */
|
|
|
- .device_init = board_au1200fb_panel_init,
|
|
|
- .device_shutdown = board_au1200fb_panel_shutdown,
|
|
|
- 1024, 1024,
|
|
|
- 768, 768,
|
|
|
- },
|
|
|
-
|
|
|
- [6] = { /* Toshiba 640x480 TFT */
|
|
|
- .name = "Toshiba_640x480_TFT",
|
|
|
- .monspecs = {
|
|
|
- .modedb = NULL,
|
|
|
- .modedb_len = 0,
|
|
|
- .hfmin = 30000,
|
|
|
- .hfmax = 70000,
|
|
|
- .vfmin = 60,
|
|
|
- .vfmax = 60,
|
|
|
- .dclkmin = 6000000,
|
|
|
- .dclkmax = 28000000,
|
|
|
- .input = FB_DISP_RGB,
|
|
|
- },
|
|
|
- .mode_screen = LCD_SCREEN_SX_N(640) |
|
|
|
- LCD_SCREEN_SY_N(480),
|
|
|
- .mode_horztiming = LCD_HORZTIMING_HPW_N(96) |
|
|
|
- LCD_HORZTIMING_HND1_N(13) | LCD_HORZTIMING_HND2_N(51),
|
|
|
- .mode_verttiming = LCD_VERTTIMING_VPW_N(2) |
|
|
|
- LCD_VERTTIMING_VND1_N(11) | LCD_VERTTIMING_VND2_N(32),
|
|
|
- .mode_clkcontrol = 0x00000000, /* /4=24Mhz */
|
|
|
- .mode_pwmdiv = 0x8000063f,
|
|
|
- .mode_pwmhi = 0x03400000,
|
|
|
- .mode_outmask = 0x00fcfcfc,
|
|
|
- .mode_fifoctrl = 0x2f2f2f2f,
|
|
|
- .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
|
|
|
- .mode_backlight = 0x00000000,
|
|
|
- .mode_auxpll = 8, /* 96MHz AUXPLL */
|
|
|
- .device_init = board_au1200fb_panel_init,
|
|
|
- .device_shutdown = board_au1200fb_panel_shutdown,
|
|
|
- 640, 480,
|
|
|
- 640, 480,
|
|
|
- },
|
|
|
-
|
|
|
- [7] = { /* Sharp 320x240 TFT */
|
|
|
- .name = "Sharp_320x240_TFT",
|
|
|
- .monspecs = {
|
|
|
- .modedb = NULL,
|
|
|
- .modedb_len = 0,
|
|
|
- .hfmin = 12500,
|
|
|
- .hfmax = 20000,
|
|
|
- .vfmin = 38,
|
|
|
- .vfmax = 81,
|
|
|
- .dclkmin = 4500000,
|
|
|
- .dclkmax = 6800000,
|
|
|
- .input = FB_DISP_RGB,
|
|
|
- },
|
|
|
- .mode_screen = LCD_SCREEN_SX_N(320) |
|
|
|
- LCD_SCREEN_SY_N(240),
|
|
|
- .mode_horztiming = LCD_HORZTIMING_HPW_N(60) |
|
|
|
- LCD_HORZTIMING_HND1_N(13) | LCD_HORZTIMING_HND2_N(2),
|
|
|
- .mode_verttiming = LCD_VERTTIMING_VPW_N(2) |
|
|
|
- LCD_VERTTIMING_VND1_N(2) | LCD_VERTTIMING_VND2_N(5),
|
|
|
- .mode_clkcontrol = LCD_CLKCONTROL_PCD_N(7), /*16=6Mhz*/
|
|
|
- .mode_pwmdiv = 0x8000063f,
|
|
|
- .mode_pwmhi = 0x03400000,
|
|
|
- .mode_outmask = 0x00fcfcfc,
|
|
|
- .mode_fifoctrl = 0x2f2f2f2f,
|
|
|
- .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
|
|
|
- .mode_backlight = 0x00000000,
|
|
|
- .mode_auxpll = 8, /* 96MHz AUXPLL */
|
|
|
- .device_init = board_au1200fb_panel_init,
|
|
|
- .device_shutdown = board_au1200fb_panel_shutdown,
|
|
|
- 320, 320,
|
|
|
- 240, 240,
|
|
|
- },
|
|
|
-
|
|
|
- [8] = { /* Toppoly TD070WGCB2 7" 856x480 TFT */
|
|
|
- .name = "Toppoly_TD070WGCB2",
|
|
|
- .monspecs = {
|
|
|
- .modedb = NULL,
|
|
|
- .modedb_len = 0,
|
|
|
- .hfmin = 30000,
|
|
|
- .hfmax = 70000,
|
|
|
- .vfmin = 60,
|
|
|
- .vfmax = 60,
|
|
|
- .dclkmin = 6000000,
|
|
|
- .dclkmax = 28000000,
|
|
|
- .input = FB_DISP_RGB,
|
|
|
- },
|
|
|
- .mode_screen = LCD_SCREEN_SX_N(856) |
|
|
|
- LCD_SCREEN_SY_N(480),
|
|
|
- .mode_horztiming = LCD_HORZTIMING_HND2_N(43) |
|
|
|
- LCD_HORZTIMING_HND1_N(43) | LCD_HORZTIMING_HPW_N(114),
|
|
|
- .mode_verttiming = LCD_VERTTIMING_VND2_N(20) |
|
|
|
- LCD_VERTTIMING_VND1_N(21) | LCD_VERTTIMING_VPW_N(4),
|
|
|
- .mode_clkcontrol = 0x00020001, /* /4=24Mhz */
|
|
|
- .mode_pwmdiv = 0x8000063f,
|
|
|
- .mode_pwmhi = 0x03400000,
|
|
|
- .mode_outmask = 0x00fcfcfc,
|
|
|
- .mode_fifoctrl = 0x2f2f2f2f,
|
|
|
- .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
|
|
|
- .mode_backlight = 0x00000000,
|
|
|
- .mode_auxpll = 8, /* 96MHz AUXPLL */
|
|
|
- .device_init = board_au1200fb_panel_init,
|
|
|
- .device_shutdown = board_au1200fb_panel_shutdown,
|
|
|
- 856, 856,
|
|
|
- 480, 480,
|
|
|
- },
|
|
|
-};
|
|
|
-
|
|
|
-#define NUM_PANELS (ARRAY_SIZE(known_lcd_panels))
|
|
|
-
|
|
|
-/********************************************************************/
|
|
|
-
|
|
|
-#ifdef CONFIG_PM
|
|
|
-static int set_brightness(unsigned int brightness)
|
|
|
-{
|
|
|
- unsigned int hi1, divider;
|
|
|
-
|
|
|
- /* limit brightness pwm duty to >= 30/1600 */
|
|
|
- if (brightness < 30) {
|
|
|
- brightness = 30;
|
|
|
- }
|
|
|
- divider = (lcd->pwmdiv & 0x3FFFF) + 1;
|
|
|
- hi1 = (lcd->pwmhi >> 16) + 1;
|
|
|
- hi1 = (((brightness & 0xFF) + 1) * divider >> 8);
|
|
|
- lcd->pwmhi &= 0xFFFF;
|
|
|
- lcd->pwmhi |= (hi1 << 16);
|
|
|
-
|
|
|
- return brightness;
|
|
|
-}
|
|
|
-#endif /* CONFIG_PM */
|
|
|
-
|
|
|
-static int winbpp (unsigned int winctrl1)
|
|
|
-{
|
|
|
- int bits = 0;
|
|
|
-
|
|
|
- /* how many bits are needed for each pixel format */
|
|
|
- switch (winctrl1 & LCD_WINCTRL1_FRM) {
|
|
|
- case LCD_WINCTRL1_FRM_1BPP:
|
|
|
- bits = 1;
|
|
|
- break;
|
|
|
- case LCD_WINCTRL1_FRM_2BPP:
|
|
|
- bits = 2;
|
|
|
- break;
|
|
|
- case LCD_WINCTRL1_FRM_4BPP:
|
|
|
- bits = 4;
|
|
|
- break;
|
|
|
- case LCD_WINCTRL1_FRM_8BPP:
|
|
|
- bits = 8;
|
|
|
- break;
|
|
|
- case LCD_WINCTRL1_FRM_12BPP:
|
|
|
- case LCD_WINCTRL1_FRM_16BPP655:
|
|
|
- case LCD_WINCTRL1_FRM_16BPP565:
|
|
|
- case LCD_WINCTRL1_FRM_16BPP556:
|
|
|
- case LCD_WINCTRL1_FRM_16BPPI1555:
|
|
|
- case LCD_WINCTRL1_FRM_16BPPI5551:
|
|
|
- case LCD_WINCTRL1_FRM_16BPPA1555:
|
|
|
- case LCD_WINCTRL1_FRM_16BPPA5551:
|
|
|
- bits = 16;
|
|
|
- break;
|
|
|
- case LCD_WINCTRL1_FRM_24BPP:
|
|
|
- case LCD_WINCTRL1_FRM_32BPP:
|
|
|
- bits = 32;
|
|
|
- break;
|
|
|
- }
|
|
|
-
|
|
|
- return bits;
|
|
|
-}
|
|
|
-
|
|
|
-static int fbinfo2index (struct fb_info *fb_info)
|
|
|
-{
|
|
|
- int i;
|
|
|
-
|
|
|
- for (i = 0; i < CONFIG_FB_AU1200_DEVS; ++i) {
|
|
|
- if (fb_info == (struct fb_info *)(&_au1200fb_devices[i].fb_info))
|
|
|
- return i;
|
|
|
- }
|
|
|
- printk("au1200fb: ERROR: fbinfo2index failed!\n");
|
|
|
- return -1;
|
|
|
-}
|
|
|
-
|
|
|
-static int au1200_setlocation (struct au1200fb_device *fbdev, int plane,
|
|
|
- int xpos, int ypos)
|
|
|
-{
|
|
|
- uint32 winctrl0, winctrl1, winenable, fb_offset = 0;
|
|
|
- int xsz, ysz;
|
|
|
-
|
|
|
- /* FIX!!! NOT CHECKING FOR COMPLETE OFFSCREEN YET */
|
|
|
-
|
|
|
- winctrl0 = lcd->window[plane].winctrl0;
|
|
|
- winctrl1 = lcd->window[plane].winctrl1;
|
|
|
- winctrl0 &= (LCD_WINCTRL0_A | LCD_WINCTRL0_AEN);
|
|
|
- winctrl1 &= ~(LCD_WINCTRL1_SZX | LCD_WINCTRL1_SZY);
|
|
|
-
|
|
|
- /* Check for off-screen adjustments */
|
|
|
- xsz = win->w[plane].xres;
|
|
|
- ysz = win->w[plane].yres;
|
|
|
- if ((xpos + win->w[plane].xres) > panel->Xres) {
|
|
|
- /* Off-screen to the right */
|
|
|
- xsz = panel->Xres - xpos; /* off by 1 ??? */
|
|
|
- /*printk("off screen right\n");*/
|
|
|
- }
|
|
|
-
|
|
|
- if ((ypos + win->w[plane].yres) > panel->Yres) {
|
|
|
- /* Off-screen to the bottom */
|
|
|
- ysz = panel->Yres - ypos; /* off by 1 ??? */
|
|
|
- /*printk("off screen bottom\n");*/
|
|
|
- }
|
|
|
-
|
|
|
- if (xpos < 0) {
|
|
|
- /* Off-screen to the left */
|
|
|
- xsz = win->w[plane].xres + xpos;
|
|
|
- fb_offset += (((0 - xpos) * winbpp(lcd->window[plane].winctrl1))/8);
|
|
|
- xpos = 0;
|
|
|
- /*printk("off screen left\n");*/
|
|
|
- }
|
|
|
-
|
|
|
- if (ypos < 0) {
|
|
|
- /* Off-screen to the top */
|
|
|
- ysz = win->w[plane].yres + ypos;
|
|
|
- /* fixme: fb_offset += ((0-ypos)*fb_pars[plane].line_length); */
|
|
|
- ypos = 0;
|
|
|
- /*printk("off screen top\n");*/
|
|
|
- }
|
|
|
-
|
|
|
- /* record settings */
|
|
|
- win->w[plane].xpos = xpos;
|
|
|
- win->w[plane].ypos = ypos;
|
|
|
-
|
|
|
- xsz -= 1;
|
|
|
- ysz -= 1;
|
|
|
- winctrl0 |= (xpos << 21);
|
|
|
- winctrl0 |= (ypos << 10);
|
|
|
- winctrl1 |= (xsz << 11);
|
|
|
- winctrl1 |= (ysz << 0);
|
|
|
-
|
|
|
- /* Disable the window while making changes, then restore WINEN */
|
|
|
- winenable = lcd->winenable & (1 << plane);
|
|
|
- au_sync();
|
|
|
- lcd->winenable &= ~(1 << plane);
|
|
|
- lcd->window[plane].winctrl0 = winctrl0;
|
|
|
- lcd->window[plane].winctrl1 = winctrl1;
|
|
|
- lcd->window[plane].winbuf0 =
|
|
|
- lcd->window[plane].winbuf1 = fbdev->fb_phys;
|
|
|
- lcd->window[plane].winbufctrl = 0; /* select winbuf0 */
|
|
|
- lcd->winenable |= winenable;
|
|
|
- au_sync();
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-static void au1200_setpanel (struct panel_settings *newpanel)
|
|
|
-{
|
|
|
- /*
|
|
|
- * Perform global setup/init of LCD controller
|
|
|
- */
|
|
|
- uint32 winenable;
|
|
|
-
|
|
|
- /* Make sure all windows disabled */
|
|
|
- winenable = lcd->winenable;
|
|
|
- lcd->winenable = 0;
|
|
|
- au_sync();
|
|
|
- /*
|
|
|
- * Ensure everything is disabled before reconfiguring
|
|
|
- */
|
|
|
- if (lcd->screen & LCD_SCREEN_SEN) {
|
|
|
- /* Wait for vertical sync period */
|
|
|
- lcd->intstatus = LCD_INT_SS;
|
|
|
- while ((lcd->intstatus & LCD_INT_SS) == 0) {
|
|
|
- au_sync();
|
|
|
- }
|
|
|
-
|
|
|
- lcd->screen &= ~LCD_SCREEN_SEN; /*disable the controller*/
|
|
|
-
|
|
|
- do {
|
|
|
- lcd->intstatus = lcd->intstatus; /*clear interrupts*/
|
|
|
- au_sync();
|
|
|
- /*wait for controller to shut down*/
|
|
|
- } while ((lcd->intstatus & LCD_INT_SD) == 0);
|
|
|
-
|
|
|
- /* Call shutdown of current panel (if up) */
|
|
|
- /* this must occur last, because if an external clock is driving
|
|
|
- the controller, the clock cannot be turned off before first
|
|
|
- shutting down the controller.
|
|
|
- */
|
|
|
- if (panel->device_shutdown != NULL)
|
|
|
- panel->device_shutdown();
|
|
|
- }
|
|
|
-
|
|
|
- /* Newpanel == NULL indicates a shutdown operation only */
|
|
|
- if (newpanel == NULL)
|
|
|
- return;
|
|
|
-
|
|
|
- panel = newpanel;
|
|
|
-
|
|
|
- printk("Panel(%s), %dx%d\n", panel->name, panel->Xres, panel->Yres);
|
|
|
-
|
|
|
- /*
|
|
|
- * Setup clocking if internal LCD clock source (assumes sys_auxpll valid)
|
|
|
- */
|
|
|
- if (!(panel->mode_clkcontrol & LCD_CLKCONTROL_EXT))
|
|
|
- {
|
|
|
- uint32 sys_clksrc;
|
|
|
- au_writel(panel->mode_auxpll, SYS_AUXPLL);
|
|
|
- sys_clksrc = au_readl(SYS_CLKSRC) & ~0x0000001f;
|
|
|
- sys_clksrc |= panel->mode_toyclksrc;
|
|
|
- au_writel(sys_clksrc, SYS_CLKSRC);
|
|
|
- }
|
|
|
-
|
|
|
- /*
|
|
|
- * Configure panel timings
|
|
|
- */
|
|
|
- lcd->screen = panel->mode_screen;
|
|
|
- lcd->horztiming = panel->mode_horztiming;
|
|
|
- lcd->verttiming = panel->mode_verttiming;
|
|
|
- lcd->clkcontrol = panel->mode_clkcontrol;
|
|
|
- lcd->pwmdiv = panel->mode_pwmdiv;
|
|
|
- lcd->pwmhi = panel->mode_pwmhi;
|
|
|
- lcd->outmask = panel->mode_outmask;
|
|
|
- lcd->fifoctrl = panel->mode_fifoctrl;
|
|
|
- au_sync();
|
|
|
-
|
|
|
- /* fixme: Check window settings to make sure still valid
|
|
|
- * for new geometry */
|
|
|
-#if 0
|
|
|
- au1200_setlocation(fbdev, 0, win->w[0].xpos, win->w[0].ypos);
|
|
|
- au1200_setlocation(fbdev, 1, win->w[1].xpos, win->w[1].ypos);
|
|
|
- au1200_setlocation(fbdev, 2, win->w[2].xpos, win->w[2].ypos);
|
|
|
- au1200_setlocation(fbdev, 3, win->w[3].xpos, win->w[3].ypos);
|
|
|
-#endif
|
|
|
- lcd->winenable = winenable;
|
|
|
-
|
|
|
- /*
|
|
|
- * Re-enable screen now that it is configured
|
|
|
- */
|
|
|
- lcd->screen |= LCD_SCREEN_SEN;
|
|
|
- au_sync();
|
|
|
-
|
|
|
- /* Call init of panel */
|
|
|
- if (panel->device_init != NULL) panel->device_init();
|
|
|
-
|
|
|
- /* FIX!!!! not appropriate on panel change!!! Global setup/init */
|
|
|
- lcd->intenable = 0;
|
|
|
- lcd->intstatus = ~0;
|
|
|
- lcd->backcolor = win->mode_backcolor;
|
|
|
-
|
|
|
- /* Setup Color Key - FIX!!! */
|
|
|
- lcd->colorkey = win->mode_colorkey;
|
|
|
- lcd->colorkeymsk = win->mode_colorkeymsk;
|
|
|
-
|
|
|
- /* Setup HWCursor - FIX!!! Need to support this eventually */
|
|
|
- lcd->hwc.cursorctrl = 0;
|
|
|
- lcd->hwc.cursorpos = 0;
|
|
|
- lcd->hwc.cursorcolor0 = 0;
|
|
|
- lcd->hwc.cursorcolor1 = 0;
|
|
|
- lcd->hwc.cursorcolor2 = 0;
|
|
|
- lcd->hwc.cursorcolor3 = 0;
|
|
|
-
|
|
|
-
|
|
|
-#if 0
|
|
|
-#define D(X) printk("%25s: %08X\n", #X, X)
|
|
|
- D(lcd->screen);
|
|
|
- D(lcd->horztiming);
|
|
|
- D(lcd->verttiming);
|
|
|
- D(lcd->clkcontrol);
|
|
|
- D(lcd->pwmdiv);
|
|
|
- D(lcd->pwmhi);
|
|
|
- D(lcd->outmask);
|
|
|
- D(lcd->fifoctrl);
|
|
|
- D(lcd->window[0].winctrl0);
|
|
|
- D(lcd->window[0].winctrl1);
|
|
|
- D(lcd->window[0].winctrl2);
|
|
|
- D(lcd->window[0].winbuf0);
|
|
|
- D(lcd->window[0].winbuf1);
|
|
|
- D(lcd->window[0].winbufctrl);
|
|
|
- D(lcd->window[1].winctrl0);
|
|
|
- D(lcd->window[1].winctrl1);
|
|
|
- D(lcd->window[1].winctrl2);
|
|
|
- D(lcd->window[1].winbuf0);
|
|
|
- D(lcd->window[1].winbuf1);
|
|
|
- D(lcd->window[1].winbufctrl);
|
|
|
- D(lcd->window[2].winctrl0);
|
|
|
- D(lcd->window[2].winctrl1);
|
|
|
- D(lcd->window[2].winctrl2);
|
|
|
- D(lcd->window[2].winbuf0);
|
|
|
- D(lcd->window[2].winbuf1);
|
|
|
- D(lcd->window[2].winbufctrl);
|
|
|
- D(lcd->window[3].winctrl0);
|
|
|
- D(lcd->window[3].winctrl1);
|
|
|
- D(lcd->window[3].winctrl2);
|
|
|
- D(lcd->window[3].winbuf0);
|
|
|
- D(lcd->window[3].winbuf1);
|
|
|
- D(lcd->window[3].winbufctrl);
|
|
|
- D(lcd->winenable);
|
|
|
- D(lcd->intenable);
|
|
|
- D(lcd->intstatus);
|
|
|
- D(lcd->backcolor);
|
|
|
- D(lcd->winenable);
|
|
|
- D(lcd->colorkey);
|
|
|
- D(lcd->colorkeymsk);
|
|
|
- D(lcd->hwc.cursorctrl);
|
|
|
- D(lcd->hwc.cursorpos);
|
|
|
- D(lcd->hwc.cursorcolor0);
|
|
|
- D(lcd->hwc.cursorcolor1);
|
|
|
- D(lcd->hwc.cursorcolor2);
|
|
|
- D(lcd->hwc.cursorcolor3);
|
|
|
-#endif
|
|
|
-}
|
|
|
-
|
|
|
-static void au1200_setmode(struct au1200fb_device *fbdev)
|
|
|
-{
|
|
|
- int plane = fbdev->plane;
|
|
|
- /* Window/plane setup */
|
|
|
- lcd->window[plane].winctrl1 = ( 0
|
|
|
- | LCD_WINCTRL1_PRI_N(plane)
|
|
|
- | win->w[plane].mode_winctrl1 /* FRM,CCO,PO,PIPE */
|
|
|
- ) ;
|
|
|
-
|
|
|
- au1200_setlocation(fbdev, plane, win->w[plane].xpos, win->w[plane].ypos);
|
|
|
-
|
|
|
- lcd->window[plane].winctrl2 = ( 0
|
|
|
- | LCD_WINCTRL2_CKMODE_00
|
|
|
- | LCD_WINCTRL2_DBM
|
|
|
- | LCD_WINCTRL2_BX_N( fbdev->fb_info.fix.line_length)
|
|
|
- | LCD_WINCTRL2_SCX_1
|
|
|
- | LCD_WINCTRL2_SCY_1
|
|
|
- ) ;
|
|
|
- lcd->winenable |= win->w[plane].mode_winenable;
|
|
|
- au_sync();
|
|
|
-}
|
|
|
-
|
|
|
-
|
|
|
-/* Inline helpers */
|
|
|
-
|
|
|
-/*#define panel_is_dual(panel) ((panel->mode_screen & LCD_SCREEN_PT) == LCD_SCREEN_PT_010)*/
|
|
|
-/*#define panel_is_active(panel)((panel->mode_screen & LCD_SCREEN_PT) == LCD_SCREEN_PT_010)*/
|
|
|
-
|
|
|
-#define panel_is_color(panel) ((panel->mode_screen & LCD_SCREEN_PT) <= LCD_SCREEN_PT_CDSTN)
|
|
|
-
|
|
|
-/* Bitfields format supported by the controller. */
|
|
|
-static struct fb_bitfield rgb_bitfields[][4] = {
|
|
|
- /* Red, Green, Blue, Transp */
|
|
|
- [LCD_WINCTRL1_FRM_16BPP655 >> 25] =
|
|
|
- { { 10, 6, 0 }, { 5, 5, 0 }, { 0, 5, 0 }, { 0, 0, 0 } },
|
|
|
-
|
|
|
- [LCD_WINCTRL1_FRM_16BPP565 >> 25] =
|
|
|
- { { 11, 5, 0 }, { 5, 6, 0 }, { 0, 5, 0 }, { 0, 0, 0 } },
|
|
|
-
|
|
|
- [LCD_WINCTRL1_FRM_16BPP556 >> 25] =
|
|
|
- { { 11, 5, 0 }, { 6, 5, 0 }, { 0, 6, 0 }, { 0, 0, 0 } },
|
|
|
-
|
|
|
- [LCD_WINCTRL1_FRM_16BPPI1555 >> 25] =
|
|
|
- { { 10, 5, 0 }, { 5, 5, 0 }, { 0, 5, 0 }, { 0, 0, 0 } },
|
|
|
-
|
|
|
- [LCD_WINCTRL1_FRM_16BPPI5551 >> 25] =
|
|
|
- { { 11, 5, 0 }, { 6, 5, 0 }, { 1, 5, 0 }, { 0, 0, 0 } },
|
|
|
-
|
|
|
- [LCD_WINCTRL1_FRM_16BPPA1555 >> 25] =
|
|
|
- { { 10, 5, 0 }, { 5, 5, 0 }, { 0, 5, 0 }, { 15, 1, 0 } },
|
|
|
-
|
|
|
- [LCD_WINCTRL1_FRM_16BPPA5551 >> 25] =
|
|
|
- { { 11, 5, 0 }, { 6, 5, 0 }, { 1, 5, 0 }, { 0, 1, 0 } },
|
|
|
-
|
|
|
- [LCD_WINCTRL1_FRM_24BPP >> 25] =
|
|
|
- { { 16, 8, 0 }, { 8, 8, 0 }, { 0, 8, 0 }, { 0, 0, 0 } },
|
|
|
-
|
|
|
- [LCD_WINCTRL1_FRM_32BPP >> 25] =
|
|
|
- { { 16, 8, 0 }, { 8, 8, 0 }, { 0, 8, 0 }, { 24, 0, 0 } },
|
|
|
-};
|
|
|
-
|
|
|
-/*-------------------------------------------------------------------------*/
|
|
|
-
|
|
|
-/* Helpers */
|
|
|
-
|
|
|
-static void au1200fb_update_fbinfo(struct fb_info *fbi)
|
|
|
-{
|
|
|
- /* FIX!!!! This also needs to take the window pixel format into account!!! */
|
|
|
-
|
|
|
- /* Update var-dependent FB info */
|
|
|
- if (panel_is_color(panel)) {
|
|
|
- if (fbi->var.bits_per_pixel <= 8) {
|
|
|
- /* palettized */
|
|
|
- fbi->fix.visual = FB_VISUAL_PSEUDOCOLOR;
|
|
|
- fbi->fix.line_length = fbi->var.xres_virtual /
|
|
|
- (8/fbi->var.bits_per_pixel);
|
|
|
- } else {
|
|
|
- /* non-palettized */
|
|
|
- fbi->fix.visual = FB_VISUAL_TRUECOLOR;
|
|
|
- fbi->fix.line_length = fbi->var.xres_virtual * (fbi->var.bits_per_pixel / 8);
|
|
|
- }
|
|
|
- } else {
|
|
|
- /* mono FIX!!! mono 8 and 4 bits */
|
|
|
- fbi->fix.visual = FB_VISUAL_MONO10;
|
|
|
- fbi->fix.line_length = fbi->var.xres_virtual / 8;
|
|
|
- }
|
|
|
-
|
|
|
- fbi->screen_size = fbi->fix.line_length * fbi->var.yres_virtual;
|
|
|
- print_dbg("line length: %d\n", fbi->fix.line_length);
|
|
|
- print_dbg("bits_per_pixel: %d\n", fbi->var.bits_per_pixel);
|
|
|
-}
|
|
|
-
|
|
|
-/*-------------------------------------------------------------------------*/
|
|
|
-
|
|
|
-/* AU1200 framebuffer driver */
|
|
|
-
|
|
|
-/* fb_check_var
|
|
|
- * Validate var settings with hardware restrictions and modify it if necessary
|
|
|
- */
|
|
|
-static int au1200fb_fb_check_var(struct fb_var_screeninfo *var,
|
|
|
- struct fb_info *fbi)
|
|
|
-{
|
|
|
- struct au1200fb_device *fbdev = (struct au1200fb_device *)fbi;
|
|
|
- u32 pixclock;
|
|
|
- int screen_size, plane;
|
|
|
-
|
|
|
- plane = fbdev->plane;
|
|
|
-
|
|
|
- /* Make sure that the mode respect all LCD controller and
|
|
|
- * panel restrictions. */
|
|
|
- var->xres = win->w[plane].xres;
|
|
|
- var->yres = win->w[plane].yres;
|
|
|
-
|
|
|
- /* No need for virtual resolution support */
|
|
|
- var->xres_virtual = var->xres;
|
|
|
- var->yres_virtual = var->yres;
|
|
|
-
|
|
|
- var->bits_per_pixel = winbpp(win->w[plane].mode_winctrl1);
|
|
|
-
|
|
|
- screen_size = var->xres_virtual * var->yres_virtual;
|
|
|
- if (var->bits_per_pixel > 8) screen_size *= (var->bits_per_pixel / 8);
|
|
|
- else screen_size /= (8/var->bits_per_pixel);
|
|
|
-
|
|
|
- if (fbdev->fb_len < screen_size)
|
|
|
- return -EINVAL; /* Virtual screen is to big, abort */
|
|
|
-
|
|
|
- /* FIX!!!! what are the implicaitons of ignoring this for windows ??? */
|
|
|
- /* The max LCD clock is fixed to 48MHz (value of AUX_CLK). The pixel
|
|
|
- * clock can only be obtain by dividing this value by an even integer.
|
|
|
- * Fallback to a slower pixel clock if necessary. */
|
|
|
- pixclock = max((u32)(PICOS2KHZ(var->pixclock) * 1000), fbi->monspecs.dclkmin);
|
|
|
- pixclock = min(pixclock, min(fbi->monspecs.dclkmax, (u32)AU1200_LCD_MAX_CLK/2));
|
|
|
-
|
|
|
- if (AU1200_LCD_MAX_CLK % pixclock) {
|
|
|
- int diff = AU1200_LCD_MAX_CLK % pixclock;
|
|
|
- pixclock -= diff;
|
|
|
- }
|
|
|
-
|
|
|
- var->pixclock = KHZ2PICOS(pixclock/1000);
|
|
|
-#if 0
|
|
|
- if (!panel_is_active(panel)) {
|
|
|
- int pcd = AU1200_LCD_MAX_CLK / (pixclock * 2) - 1;
|
|
|
-
|
|
|
- if (!panel_is_color(panel)
|
|
|
- && (panel->control_base & LCD_CONTROL_MPI) && (pcd < 3)) {
|
|
|
- /* STN 8bit mono panel support is up to 6MHz pixclock */
|
|
|
- var->pixclock = KHZ2PICOS(6000);
|
|
|
- } else if (!pcd) {
|
|
|
- /* Other STN panel support is up to 12MHz */
|
|
|
- var->pixclock = KHZ2PICOS(12000);
|
|
|
- }
|
|
|
- }
|
|
|
-#endif
|
|
|
- /* Set bitfield accordingly */
|
|
|
- switch (var->bits_per_pixel) {
|
|
|
- case 16:
|
|
|
- {
|
|
|
- /* 16bpp True color.
|
|
|
- * These must be set to MATCH WINCTRL[FORM] */
|
|
|
- int idx;
|
|
|
- idx = (win->w[0].mode_winctrl1 & LCD_WINCTRL1_FRM) >> 25;
|
|
|
- var->red = rgb_bitfields[idx][0];
|
|
|
- var->green = rgb_bitfields[idx][1];
|
|
|
- var->blue = rgb_bitfields[idx][2];
|
|
|
- var->transp = rgb_bitfields[idx][3];
|
|
|
- break;
|
|
|
- }
|
|
|
-
|
|
|
- case 32:
|
|
|
- {
|
|
|
- /* 32bpp True color.
|
|
|
- * These must be set to MATCH WINCTRL[FORM] */
|
|
|
- int idx;
|
|
|
- idx = (win->w[0].mode_winctrl1 & LCD_WINCTRL1_FRM) >> 25;
|
|
|
- var->red = rgb_bitfields[idx][0];
|
|
|
- var->green = rgb_bitfields[idx][1];
|
|
|
- var->blue = rgb_bitfields[idx][2];
|
|
|
- var->transp = rgb_bitfields[idx][3];
|
|
|
- break;
|
|
|
- }
|
|
|
- default:
|
|
|
- print_dbg("Unsupported depth %dbpp", var->bits_per_pixel);
|
|
|
- return -EINVAL;
|
|
|
- }
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-/* fb_set_par
|
|
|
- * Set hardware with var settings. This will enable the controller with a
|
|
|
- * specific mode, normally validated with the fb_check_var method
|
|
|
- */
|
|
|
-static int au1200fb_fb_set_par(struct fb_info *fbi)
|
|
|
-{
|
|
|
- struct au1200fb_device *fbdev = (struct au1200fb_device *)fbi;
|
|
|
-
|
|
|
- au1200fb_update_fbinfo(fbi);
|
|
|
- au1200_setmode(fbdev);
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-/* fb_setcolreg
|
|
|
- * Set color in LCD palette.
|
|
|
- */
|
|
|
-static int au1200fb_fb_setcolreg(unsigned regno, unsigned red, unsigned green,
|
|
|
- unsigned blue, unsigned transp, struct fb_info *fbi)
|
|
|
-{
|
|
|
- volatile u32 *palette = lcd->palette;
|
|
|
- u32 value;
|
|
|
-
|
|
|
- if (regno > (AU1200_LCD_NBR_PALETTE_ENTRIES - 1))
|
|
|
- return -EINVAL;
|
|
|
-
|
|
|
- if (fbi->var.grayscale) {
|
|
|
- /* Convert color to grayscale */
|
|
|
- red = green = blue =
|
|
|
- (19595 * red + 38470 * green + 7471 * blue) >> 16;
|
|
|
- }
|
|
|
-
|
|
|
- if (fbi->fix.visual == FB_VISUAL_TRUECOLOR) {
|
|
|
- /* Place color in the pseudopalette */
|
|
|
- if (regno > 16)
|
|
|
- return -EINVAL;
|
|
|
-
|
|
|
- palette = (u32*) fbi->pseudo_palette;
|
|
|
-
|
|
|
- red >>= (16 - fbi->var.red.length);
|
|
|
- green >>= (16 - fbi->var.green.length);
|
|
|
- blue >>= (16 - fbi->var.blue.length);
|
|
|
-
|
|
|
- value = (red << fbi->var.red.offset) |
|
|
|
- (green << fbi->var.green.offset)|
|
|
|
- (blue << fbi->var.blue.offset);
|
|
|
- value &= 0xFFFF;
|
|
|
-
|
|
|
- } else if (1 /*FIX!!! panel_is_active(fbdev->panel)*/) {
|
|
|
- /* COLOR TFT PALLETTIZED (use RGB 565) */
|
|
|
- value = (red & 0xF800)|((green >> 5) &
|
|
|
- 0x07E0)|((blue >> 11) & 0x001F);
|
|
|
- value &= 0xFFFF;
|
|
|
-
|
|
|
- } else if (0 /*panel_is_color(fbdev->panel)*/) {
|
|
|
- /* COLOR STN MODE */
|
|
|
- value = 0x1234;
|
|
|
- value &= 0xFFF;
|
|
|
- } else {
|
|
|
- /* MONOCHROME MODE */
|
|
|
- value = (green >> 12) & 0x000F;
|
|
|
- value &= 0xF;
|
|
|
- }
|
|
|
-
|
|
|
- palette[regno] = value;
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-/* fb_blank
|
|
|
- * Blank the screen. Depending on the mode, the screen will be
|
|
|
- * activated with the backlight color, or desactivated
|
|
|
- */
|
|
|
-static int au1200fb_fb_blank(int blank_mode, struct fb_info *fbi)
|
|
|
-{
|
|
|
- /* Short-circuit screen blanking */
|
|
|
- if (noblanking)
|
|
|
- return 0;
|
|
|
-
|
|
|
- switch (blank_mode) {
|
|
|
-
|
|
|
- case FB_BLANK_UNBLANK:
|
|
|
- case FB_BLANK_NORMAL:
|
|
|
- /* printk("turn on panel\n"); */
|
|
|
- au1200_setpanel(panel);
|
|
|
- break;
|
|
|
- case FB_BLANK_VSYNC_SUSPEND:
|
|
|
- case FB_BLANK_HSYNC_SUSPEND:
|
|
|
- case FB_BLANK_POWERDOWN:
|
|
|
- /* printk("turn off panel\n"); */
|
|
|
- au1200_setpanel(NULL);
|
|
|
- break;
|
|
|
- default:
|
|
|
- break;
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- /* FB_BLANK_NORMAL is a soft blank */
|
|
|
- return (blank_mode == FB_BLANK_NORMAL) ? -EINVAL : 0;
|
|
|
-}
|
|
|
-
|
|
|
-/* fb_mmap
|
|
|
- * Map video memory in user space. We don't use the generic fb_mmap
|
|
|
- * method mainly to allow the use of the TLB streaming flag (CCA=6)
|
|
|
- */
|
|
|
-static int au1200fb_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
|
|
|
-
|
|
|
-{
|
|
|
- unsigned int len;
|
|
|
- unsigned long start=0, off;
|
|
|
- struct au1200fb_device *fbdev = (struct au1200fb_device *) info;
|
|
|
-
|
|
|
-#ifdef CONFIG_PM
|
|
|
- au1xxx_pm_access(LCD_pm_dev);
|
|
|
-#endif
|
|
|
-
|
|
|
- if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT)) {
|
|
|
- return -EINVAL;
|
|
|
- }
|
|
|
-
|
|
|
- start = fbdev->fb_phys & PAGE_MASK;
|
|
|
- len = PAGE_ALIGN((start & ~PAGE_MASK) + fbdev->fb_len);
|
|
|
-
|
|
|
- off = vma->vm_pgoff << PAGE_SHIFT;
|
|
|
-
|
|
|
- if ((vma->vm_end - vma->vm_start + off) > len) {
|
|
|
- return -EINVAL;
|
|
|
- }
|
|
|
-
|
|
|
- off += start;
|
|
|
- vma->vm_pgoff = off >> PAGE_SHIFT;
|
|
|
-
|
|
|
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
|
|
|
- pgprot_val(vma->vm_page_prot) |= _CACHE_MASK; /* CCA=7 */
|
|
|
-
|
|
|
- vma->vm_flags |= VM_IO;
|
|
|
-
|
|
|
- return io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
|
|
|
- vma->vm_end - vma->vm_start,
|
|
|
- vma->vm_page_prot);
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-static void set_global(u_int cmd, struct au1200_lcd_global_regs_t *pdata)
|
|
|
-{
|
|
|
-
|
|
|
- unsigned int hi1, divider;
|
|
|
-
|
|
|
- /* SCREEN_SIZE: user cannot reset size, must switch panel choice */
|
|
|
-
|
|
|
- if (pdata->flags & SCREEN_BACKCOLOR)
|
|
|
- lcd->backcolor = pdata->backcolor;
|
|
|
-
|
|
|
- if (pdata->flags & SCREEN_BRIGHTNESS) {
|
|
|
-
|
|
|
- // limit brightness pwm duty to >= 30/1600
|
|
|
- if (pdata->brightness < 30) {
|
|
|
- pdata->brightness = 30;
|
|
|
- }
|
|
|
- divider = (lcd->pwmdiv & 0x3FFFF) + 1;
|
|
|
- hi1 = (lcd->pwmhi >> 16) + 1;
|
|
|
- hi1 = (((pdata->brightness & 0xFF)+1) * divider >> 8);
|
|
|
- lcd->pwmhi &= 0xFFFF;
|
|
|
- lcd->pwmhi |= (hi1 << 16);
|
|
|
- }
|
|
|
-
|
|
|
- if (pdata->flags & SCREEN_COLORKEY)
|
|
|
- lcd->colorkey = pdata->colorkey;
|
|
|
-
|
|
|
- if (pdata->flags & SCREEN_MASK)
|
|
|
- lcd->colorkeymsk = pdata->mask;
|
|
|
- au_sync();
|
|
|
-}
|
|
|
-
|
|
|
-static void get_global(u_int cmd, struct au1200_lcd_global_regs_t *pdata)
|
|
|
-{
|
|
|
- unsigned int hi1, divider;
|
|
|
-
|
|
|
- pdata->xsize = ((lcd->screen & LCD_SCREEN_SX) >> 19) + 1;
|
|
|
- pdata->ysize = ((lcd->screen & LCD_SCREEN_SY) >> 8) + 1;
|
|
|
-
|
|
|
- pdata->backcolor = lcd->backcolor;
|
|
|
- pdata->colorkey = lcd->colorkey;
|
|
|
- pdata->mask = lcd->colorkeymsk;
|
|
|
-
|
|
|
- // brightness
|
|
|
- hi1 = (lcd->pwmhi >> 16) + 1;
|
|
|
- divider = (lcd->pwmdiv & 0x3FFFF) + 1;
|
|
|
- pdata->brightness = ((hi1 << 8) / divider) - 1;
|
|
|
- au_sync();
|
|
|
-}
|
|
|
-
|
|
|
-static void set_window(unsigned int plane,
|
|
|
- struct au1200_lcd_window_regs_t *pdata)
|
|
|
-{
|
|
|
- unsigned int val, bpp;
|
|
|
-
|
|
|
- /* Window control register 0 */
|
|
|
- if (pdata->flags & WIN_POSITION) {
|
|
|
- val = lcd->window[plane].winctrl0 & ~(LCD_WINCTRL0_OX |
|
|
|
- LCD_WINCTRL0_OY);
|
|
|
- val |= ((pdata->xpos << 21) & LCD_WINCTRL0_OX);
|
|
|
- val |= ((pdata->ypos << 10) & LCD_WINCTRL0_OY);
|
|
|
- lcd->window[plane].winctrl0 = val;
|
|
|
- }
|
|
|
- if (pdata->flags & WIN_ALPHA_COLOR) {
|
|
|
- val = lcd->window[plane].winctrl0 & ~(LCD_WINCTRL0_A);
|
|
|
- val |= ((pdata->alpha_color << 2) & LCD_WINCTRL0_A);
|
|
|
- lcd->window[plane].winctrl0 = val;
|
|
|
- }
|
|
|
- if (pdata->flags & WIN_ALPHA_MODE) {
|
|
|
- val = lcd->window[plane].winctrl0 & ~(LCD_WINCTRL0_AEN);
|
|
|
- val |= ((pdata->alpha_mode << 1) & LCD_WINCTRL0_AEN);
|
|
|
- lcd->window[plane].winctrl0 = val;
|
|
|
- }
|
|
|
-
|
|
|
- /* Window control register 1 */
|
|
|
- if (pdata->flags & WIN_PRIORITY) {
|
|
|
- val = lcd->window[plane].winctrl1 & ~(LCD_WINCTRL1_PRI);
|
|
|
- val |= ((pdata->priority << 30) & LCD_WINCTRL1_PRI);
|
|
|
- lcd->window[plane].winctrl1 = val;
|
|
|
- }
|
|
|
- if (pdata->flags & WIN_CHANNEL) {
|
|
|
- val = lcd->window[plane].winctrl1 & ~(LCD_WINCTRL1_PIPE);
|
|
|
- val |= ((pdata->channel << 29) & LCD_WINCTRL1_PIPE);
|
|
|
- lcd->window[plane].winctrl1 = val;
|
|
|
- }
|
|
|
- if (pdata->flags & WIN_BUFFER_FORMAT) {
|
|
|
- val = lcd->window[plane].winctrl1 & ~(LCD_WINCTRL1_FRM);
|
|
|
- val |= ((pdata->buffer_format << 25) & LCD_WINCTRL1_FRM);
|
|
|
- lcd->window[plane].winctrl1 = val;
|
|
|
- }
|
|
|
- if (pdata->flags & WIN_COLOR_ORDER) {
|
|
|
- val = lcd->window[plane].winctrl1 & ~(LCD_WINCTRL1_CCO);
|
|
|
- val |= ((pdata->color_order << 24) & LCD_WINCTRL1_CCO);
|
|
|
- lcd->window[plane].winctrl1 = val;
|
|
|
- }
|
|
|
- if (pdata->flags & WIN_PIXEL_ORDER) {
|
|
|
- val = lcd->window[plane].winctrl1 & ~(LCD_WINCTRL1_PO);
|
|
|
- val |= ((pdata->pixel_order << 22) & LCD_WINCTRL1_PO);
|
|
|
- lcd->window[plane].winctrl1 = val;
|
|
|
- }
|
|
|
- if (pdata->flags & WIN_SIZE) {
|
|
|
- val = lcd->window[plane].winctrl1 & ~(LCD_WINCTRL1_SZX |
|
|
|
- LCD_WINCTRL1_SZY);
|
|
|
- val |= (((pdata->xsize << 11) - 1) & LCD_WINCTRL1_SZX);
|
|
|
- val |= (((pdata->ysize) - 1) & LCD_WINCTRL1_SZY);
|
|
|
- lcd->window[plane].winctrl1 = val;
|
|
|
- /* program buffer line width */
|
|
|
- bpp = winbpp(val) / 8;
|
|
|
- val = lcd->window[plane].winctrl2 & ~(LCD_WINCTRL2_BX);
|
|
|
- val |= (((pdata->xsize * bpp) << 8) & LCD_WINCTRL2_BX);
|
|
|
- lcd->window[plane].winctrl2 = val;
|
|
|
- }
|
|
|
-
|
|
|
- /* Window control register 2 */
|
|
|
- if (pdata->flags & WIN_COLORKEY_MODE) {
|
|
|
- val = lcd->window[plane].winctrl2 & ~(LCD_WINCTRL2_CKMODE);
|
|
|
- val |= ((pdata->colorkey_mode << 24) & LCD_WINCTRL2_CKMODE);
|
|
|
- lcd->window[plane].winctrl2 = val;
|
|
|
- }
|
|
|
- if (pdata->flags & WIN_DOUBLE_BUFFER_MODE) {
|
|
|
- val = lcd->window[plane].winctrl2 & ~(LCD_WINCTRL2_DBM);
|
|
|
- val |= ((pdata->double_buffer_mode << 23) & LCD_WINCTRL2_DBM);
|
|
|
- lcd->window[plane].winctrl2 = val;
|
|
|
- }
|
|
|
- if (pdata->flags & WIN_RAM_ARRAY_MODE) {
|
|
|
- val = lcd->window[plane].winctrl2 & ~(LCD_WINCTRL2_RAM);
|
|
|
- val |= ((pdata->ram_array_mode << 21) & LCD_WINCTRL2_RAM);
|
|
|
- lcd->window[plane].winctrl2 = val;
|
|
|
- }
|
|
|
-
|
|
|
- /* Buffer line width programmed with WIN_SIZE */
|
|
|
-
|
|
|
- if (pdata->flags & WIN_BUFFER_SCALE) {
|
|
|
- val = lcd->window[plane].winctrl2 & ~(LCD_WINCTRL2_SCX |
|
|
|
- LCD_WINCTRL2_SCY);
|
|
|
- val |= ((pdata->xsize << 11) & LCD_WINCTRL2_SCX);
|
|
|
- val |= ((pdata->ysize) & LCD_WINCTRL2_SCY);
|
|
|
- lcd->window[plane].winctrl2 = val;
|
|
|
- }
|
|
|
-
|
|
|
- if (pdata->flags & WIN_ENABLE) {
|
|
|
- val = lcd->winenable;
|
|
|
- val &= ~(1<<plane);
|
|
|
- val |= (pdata->enable & 1) << plane;
|
|
|
- lcd->winenable = val;
|
|
|
- }
|
|
|
- au_sync();
|
|
|
-}
|
|
|
-
|
|
|
-static void get_window(unsigned int plane,
|
|
|
- struct au1200_lcd_window_regs_t *pdata)
|
|
|
-{
|
|
|
- /* Window control register 0 */
|
|
|
- pdata->xpos = (lcd->window[plane].winctrl0 & LCD_WINCTRL0_OX) >> 21;
|
|
|
- pdata->ypos = (lcd->window[plane].winctrl0 & LCD_WINCTRL0_OY) >> 10;
|
|
|
- pdata->alpha_color = (lcd->window[plane].winctrl0 & LCD_WINCTRL0_A) >> 2;
|
|
|
- pdata->alpha_mode = (lcd->window[plane].winctrl0 & LCD_WINCTRL0_AEN) >> 1;
|
|
|
-
|
|
|
- /* Window control register 1 */
|
|
|
- pdata->priority = (lcd->window[plane].winctrl1& LCD_WINCTRL1_PRI) >> 30;
|
|
|
- pdata->channel = (lcd->window[plane].winctrl1 & LCD_WINCTRL1_PIPE) >> 29;
|
|
|
- pdata->buffer_format = (lcd->window[plane].winctrl1 & LCD_WINCTRL1_FRM) >> 25;
|
|
|
- pdata->color_order = (lcd->window[plane].winctrl1 & LCD_WINCTRL1_CCO) >> 24;
|
|
|
- pdata->pixel_order = (lcd->window[plane].winctrl1 & LCD_WINCTRL1_PO) >> 22;
|
|
|
- pdata->xsize = ((lcd->window[plane].winctrl1 & LCD_WINCTRL1_SZX) >> 11) + 1;
|
|
|
- pdata->ysize = (lcd->window[plane].winctrl1 & LCD_WINCTRL1_SZY) + 1;
|
|
|
-
|
|
|
- /* Window control register 2 */
|
|
|
- pdata->colorkey_mode = (lcd->window[plane].winctrl2 & LCD_WINCTRL2_CKMODE) >> 24;
|
|
|
- pdata->double_buffer_mode = (lcd->window[plane].winctrl2 & LCD_WINCTRL2_DBM) >> 23;
|
|
|
- pdata->ram_array_mode = (lcd->window[plane].winctrl2 & LCD_WINCTRL2_RAM) >> 21;
|
|
|
-
|
|
|
- pdata->enable = (lcd->winenable >> plane) & 1;
|
|
|
- au_sync();
|
|
|
-}
|
|
|
-
|
|
|
-static int au1200fb_ioctl(struct fb_info *info, unsigned int cmd,
|
|
|
- unsigned long arg)
|
|
|
-{
|
|
|
- int plane;
|
|
|
- int val;
|
|
|
-
|
|
|
-#ifdef CONFIG_PM
|
|
|
- au1xxx_pm_access(LCD_pm_dev);
|
|
|
-#endif
|
|
|
-
|
|
|
- plane = fbinfo2index(info);
|
|
|
- print_dbg("au1200fb: ioctl %d on plane %d\n", cmd, plane);
|
|
|
-
|
|
|
- if (cmd == AU1200_LCD_FB_IOCTL) {
|
|
|
- struct au1200_lcd_iodata_t iodata;
|
|
|
-
|
|
|
- if (copy_from_user(&iodata, (void __user *) arg, sizeof(iodata)))
|
|
|
- return -EFAULT;
|
|
|
-
|
|
|
- print_dbg("FB IOCTL called\n");
|
|
|
-
|
|
|
- switch (iodata.subcmd) {
|
|
|
- case AU1200_LCD_SET_SCREEN:
|
|
|
- print_dbg("AU1200_LCD_SET_SCREEN\n");
|
|
|
- set_global(cmd, &iodata.global);
|
|
|
- break;
|
|
|
-
|
|
|
- case AU1200_LCD_GET_SCREEN:
|
|
|
- print_dbg("AU1200_LCD_GET_SCREEN\n");
|
|
|
- get_global(cmd, &iodata.global);
|
|
|
- break;
|
|
|
-
|
|
|
- case AU1200_LCD_SET_WINDOW:
|
|
|
- print_dbg("AU1200_LCD_SET_WINDOW\n");
|
|
|
- set_window(plane, &iodata.window);
|
|
|
- break;
|
|
|
-
|
|
|
- case AU1200_LCD_GET_WINDOW:
|
|
|
- print_dbg("AU1200_LCD_GET_WINDOW\n");
|
|
|
- get_window(plane, &iodata.window);
|
|
|
- break;
|
|
|
-
|
|
|
- case AU1200_LCD_SET_PANEL:
|
|
|
- print_dbg("AU1200_LCD_SET_PANEL\n");
|
|
|
- if ((iodata.global.panel_choice >= 0) &&
|
|
|
- (iodata.global.panel_choice <
|
|
|
- NUM_PANELS))
|
|
|
- {
|
|
|
- struct panel_settings *newpanel;
|
|
|
- panel_index = iodata.global.panel_choice;
|
|
|
- newpanel = &known_lcd_panels[panel_index];
|
|
|
- au1200_setpanel(newpanel);
|
|
|
- }
|
|
|
- break;
|
|
|
-
|
|
|
- case AU1200_LCD_GET_PANEL:
|
|
|
- print_dbg("AU1200_LCD_GET_PANEL\n");
|
|
|
- iodata.global.panel_choice = panel_index;
|
|
|
- break;
|
|
|
-
|
|
|
- default:
|
|
|
- return -EINVAL;
|
|
|
- }
|
|
|
-
|
|
|
- val = copy_to_user((void __user *) arg, &iodata, sizeof(iodata));
|
|
|
- if (val) {
|
|
|
- print_dbg("error: could not copy %d bytes\n", val);
|
|
|
- return -EFAULT;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-
|
|
|
-static struct fb_ops au1200fb_fb_ops = {
|
|
|
- .owner = THIS_MODULE,
|
|
|
- .fb_check_var = au1200fb_fb_check_var,
|
|
|
- .fb_set_par = au1200fb_fb_set_par,
|
|
|
- .fb_setcolreg = au1200fb_fb_setcolreg,
|
|
|
- .fb_blank = au1200fb_fb_blank,
|
|
|
- .fb_fillrect = cfb_fillrect,
|
|
|
- .fb_copyarea = cfb_copyarea,
|
|
|
- .fb_imageblit = cfb_imageblit,
|
|
|
- .fb_sync = NULL,
|
|
|
- .fb_ioctl = au1200fb_ioctl,
|
|
|
- .fb_mmap = au1200fb_fb_mmap,
|
|
|
-};
|
|
|
-
|
|
|
-/*-------------------------------------------------------------------------*/
|
|
|
-
|
|
|
-static irqreturn_t au1200fb_handle_irq(int irq, void* dev_id, struct pt_regs *regs)
|
|
|
-{
|
|
|
- /* Nothing to do for now, just clear any pending interrupt */
|
|
|
- lcd->intstatus = lcd->intstatus;
|
|
|
- au_sync();
|
|
|
-
|
|
|
- return IRQ_HANDLED;
|
|
|
-}
|
|
|
-
|
|
|
-/*-------------------------------------------------------------------------*/
|
|
|
-
|
|
|
-/* AU1200 LCD device probe helpers */
|
|
|
-
|
|
|
-static int au1200fb_init_fbinfo(struct au1200fb_device *fbdev)
|
|
|
-{
|
|
|
- struct fb_info *fbi = &fbdev->fb_info;
|
|
|
- int bpp;
|
|
|
-
|
|
|
- memset(fbi, 0, sizeof(struct fb_info));
|
|
|
- fbi->fbops = &au1200fb_fb_ops;
|
|
|
-
|
|
|
- bpp = winbpp(win->w[fbdev->plane].mode_winctrl1);
|
|
|
-
|
|
|
- /* Copy monitor specs from panel data */
|
|
|
- /* fixme: we're setting up LCD controller windows, so these dont give a
|
|
|
- damn as to what the monitor specs are (the panel itself does, but that
|
|
|
- isnt done here...so maybe need a generic catchall monitor setting??? */
|
|
|
- memcpy(&fbi->monspecs, &panel->monspecs, sizeof(struct fb_monspecs));
|
|
|
-
|
|
|
- /* We first try the user mode passed in argument. If that failed,
|
|
|
- * or if no one has been specified, we default to the first mode of the
|
|
|
- * panel list. Note that after this call, var data will be set */
|
|
|
- if (!fb_find_mode(&fbi->var,
|
|
|
- fbi,
|
|
|
- NULL, /* drv_info.opt_mode, */
|
|
|
- fbi->monspecs.modedb,
|
|
|
- fbi->monspecs.modedb_len,
|
|
|
- fbi->monspecs.modedb,
|
|
|
- bpp)) {
|
|
|
-
|
|
|
- print_err("Cannot find valid mode for panel %s", panel->name);
|
|
|
- return -EFAULT;
|
|
|
- }
|
|
|
-
|
|
|
- fbi->pseudo_palette = kmalloc(sizeof(u32) * 16, GFP_KERNEL);
|
|
|
- if (!fbi->pseudo_palette) {
|
|
|
- return -ENOMEM;
|
|
|
- }
|
|
|
- memset(fbi->pseudo_palette, 0, sizeof(u32) * 16);
|
|
|
-
|
|
|
- if (fb_alloc_cmap(&fbi->cmap, AU1200_LCD_NBR_PALETTE_ENTRIES, 0) < 0) {
|
|
|
- print_err("Fail to allocate colormap (%d entries)",
|
|
|
- AU1200_LCD_NBR_PALETTE_ENTRIES);
|
|
|
- kfree(fbi->pseudo_palette);
|
|
|
- return -EFAULT;
|
|
|
- }
|
|
|
-
|
|
|
- strncpy(fbi->fix.id, "AU1200", sizeof(fbi->fix.id));
|
|
|
- fbi->fix.smem_start = fbdev->fb_phys;
|
|
|
- fbi->fix.smem_len = fbdev->fb_len;
|
|
|
- fbi->fix.type = FB_TYPE_PACKED_PIXELS;
|
|
|
- fbi->fix.xpanstep = 0;
|
|
|
- fbi->fix.ypanstep = 0;
|
|
|
- fbi->fix.mmio_start = 0;
|
|
|
- fbi->fix.mmio_len = 0;
|
|
|
- fbi->fix.accel = FB_ACCEL_NONE;
|
|
|
-
|
|
|
- fbi->screen_base = (char __iomem *) fbdev->fb_mem;
|
|
|
-
|
|
|
- au1200fb_update_fbinfo(fbi);
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-/*-------------------------------------------------------------------------*/
|
|
|
-
|
|
|
-/* AU1200 LCD controller device driver */
|
|
|
-
|
|
|
-static int au1200fb_drv_probe(struct device *dev)
|
|
|
-{
|
|
|
- struct au1200fb_device *fbdev;
|
|
|
- unsigned long page;
|
|
|
- int bpp, plane, ret;
|
|
|
-
|
|
|
- if (!dev)
|
|
|
- return -EINVAL;
|
|
|
-
|
|
|
- for (plane = 0; plane < CONFIG_FB_AU1200_DEVS; ++plane) {
|
|
|
- bpp = winbpp(win->w[plane].mode_winctrl1);
|
|
|
- if (win->w[plane].xres == 0)
|
|
|
- win->w[plane].xres = panel->Xres;
|
|
|
- if (win->w[plane].yres == 0)
|
|
|
- win->w[plane].yres = panel->Yres;
|
|
|
-
|
|
|
- fbdev = &_au1200fb_devices[plane];
|
|
|
- memset(fbdev, 0, sizeof(struct au1200fb_device));
|
|
|
- fbdev->plane = plane;
|
|
|
-
|
|
|
- /* Allocate the framebuffer to the maximum screen size */
|
|
|
- fbdev->fb_len = (win->w[plane].xres * win->w[plane].yres * bpp) / 8;
|
|
|
-
|
|
|
- fbdev->fb_mem = dma_alloc_noncoherent(dev,
|
|
|
- PAGE_ALIGN(fbdev->fb_len),
|
|
|
- &fbdev->fb_phys, GFP_KERNEL);
|
|
|
- if (!fbdev->fb_mem) {
|
|
|
- print_err("fail to allocate frambuffer (size: %dK))",
|
|
|
- fbdev->fb_len / 1024);
|
|
|
- return -ENOMEM;
|
|
|
- }
|
|
|
-
|
|
|
- /*
|
|
|
- * Set page reserved so that mmap will work. This is necessary
|
|
|
- * since we'll be remapping normal memory.
|
|
|
- */
|
|
|
- for (page = (unsigned long)fbdev->fb_phys;
|
|
|
- page < PAGE_ALIGN((unsigned long)fbdev->fb_phys +
|
|
|
- fbdev->fb_len);
|
|
|
- page += PAGE_SIZE) {
|
|
|
- SetPageReserved(pfn_to_page(page >> PAGE_SHIFT)); /* LCD DMA is NOT coherent on Au1200 */
|
|
|
- }
|
|
|
- print_dbg("Framebuffer memory map at %p", fbdev->fb_mem);
|
|
|
- print_dbg("phys=0x%08x, size=%dK", fbdev->fb_phys, fbdev->fb_len / 1024);
|
|
|
-
|
|
|
- /* Init FB data */
|
|
|
- if ((ret = au1200fb_init_fbinfo(fbdev)) < 0)
|
|
|
- goto failed;
|
|
|
-
|
|
|
- /* Register new framebuffer */
|
|
|
- if ((ret = register_framebuffer(&fbdev->fb_info)) < 0) {
|
|
|
- print_err("cannot register new framebuffer");
|
|
|
- goto failed;
|
|
|
- }
|
|
|
-
|
|
|
- au1200fb_fb_set_par(&fbdev->fb_info);
|
|
|
-
|
|
|
-#if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
|
|
|
- if (plane == 0)
|
|
|
- if (fb_prepare_logo(&fbdev->fb_info, FB_ROTATE_UR)) {
|
|
|
- /* Start display and show logo on boot */
|
|
|
- fb_set_cmap(&fbdev->fb_info.cmap,
|
|
|
- &fbdev->fb_info);
|
|
|
-
|
|
|
- fb_show_logo(&fbdev->fb_info, FB_ROTATE_UR);
|
|
|
- }
|
|
|
-#endif
|
|
|
- }
|
|
|
-
|
|
|
- /* Now hook interrupt too */
|
|
|
- if ((ret = request_irq(AU1200_LCD_INT, au1200fb_handle_irq,
|
|
|
- SA_INTERRUPT | SA_SHIRQ, "lcd", (void *)dev)) < 0) {
|
|
|
- print_err("fail to request interrupt line %d (err: %d)",
|
|
|
- AU1200_LCD_INT, ret);
|
|
|
- goto failed;
|
|
|
- }
|
|
|
-
|
|
|
- return 0;
|
|
|
-
|
|
|
-failed:
|
|
|
- /* NOTE: This only does the current plane/window that failed; others are still active */
|
|
|
- if (fbdev->fb_mem)
|
|
|
- dma_free_noncoherent(dev, PAGE_ALIGN(fbdev->fb_len),
|
|
|
- fbdev->fb_mem, fbdev->fb_phys);
|
|
|
- if (fbdev->fb_info.cmap.len != 0)
|
|
|
- fb_dealloc_cmap(&fbdev->fb_info.cmap);
|
|
|
- if (fbdev->fb_info.pseudo_palette)
|
|
|
- kfree(fbdev->fb_info.pseudo_palette);
|
|
|
- if (plane == 0)
|
|
|
- free_irq(AU1200_LCD_INT, (void*)dev);
|
|
|
- return ret;
|
|
|
-}
|
|
|
-
|
|
|
-static int au1200fb_drv_remove(struct device *dev)
|
|
|
-{
|
|
|
- struct au1200fb_device *fbdev;
|
|
|
- int plane;
|
|
|
-
|
|
|
- if (!dev)
|
|
|
- return -ENODEV;
|
|
|
-
|
|
|
- /* Turn off the panel */
|
|
|
- au1200_setpanel(NULL);
|
|
|
-
|
|
|
- for (plane = 0; plane < CONFIG_FB_AU1200_DEVS; ++plane)
|
|
|
- {
|
|
|
- fbdev = &_au1200fb_devices[plane];
|
|
|
-
|
|
|
- /* Clean up all probe data */
|
|
|
- unregister_framebuffer(&fbdev->fb_info);
|
|
|
- if (fbdev->fb_mem)
|
|
|
- dma_free_noncoherent(dev, PAGE_ALIGN(fbdev->fb_len),
|
|
|
- fbdev->fb_mem, fbdev->fb_phys);
|
|
|
- if (fbdev->fb_info.cmap.len != 0)
|
|
|
- fb_dealloc_cmap(&fbdev->fb_info.cmap);
|
|
|
- if (fbdev->fb_info.pseudo_palette)
|
|
|
- kfree(fbdev->fb_info.pseudo_palette);
|
|
|
- }
|
|
|
-
|
|
|
- free_irq(AU1200_LCD_INT, (void *)dev);
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-#ifdef CONFIG_PM
|
|
|
-static int au1200fb_drv_suspend(struct device *dev, u32 state, u32 level)
|
|
|
-{
|
|
|
- /* TODO */
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-static int au1200fb_drv_resume(struct device *dev, u32 level)
|
|
|
-{
|
|
|
- /* TODO */
|
|
|
- return 0;
|
|
|
-}
|
|
|
-#endif /* CONFIG_PM */
|
|
|
-
|
|
|
-static struct device_driver au1200fb_driver = {
|
|
|
- .name = "au1200-lcd",
|
|
|
- .bus = &platform_bus_type,
|
|
|
- .probe = au1200fb_drv_probe,
|
|
|
- .remove = au1200fb_drv_remove,
|
|
|
-#ifdef CONFIG_PM
|
|
|
- .suspend = au1200fb_drv_suspend,
|
|
|
- .resume = au1200fb_drv_resume,
|
|
|
-#endif
|
|
|
-};
|
|
|
-
|
|
|
-/*-------------------------------------------------------------------------*/
|
|
|
-
|
|
|
-/* Kernel driver */
|
|
|
-
|
|
|
-static void au1200fb_setup(void)
|
|
|
-{
|
|
|
- char* options = NULL;
|
|
|
- char* this_opt;
|
|
|
- int num_panels = ARRAY_SIZE(known_lcd_panels);
|
|
|
- int panel_idx = -1;
|
|
|
-
|
|
|
- fb_get_options(DRIVER_NAME, &options);
|
|
|
-
|
|
|
- if (options) {
|
|
|
- while ((this_opt = strsep(&options,",")) != NULL) {
|
|
|
- /* Panel option - can be panel name,
|
|
|
- * "bs" for board-switch, or number/index */
|
|
|
- if (!strncmp(this_opt, "panel:", 6)) {
|
|
|
- int i;
|
|
|
- long int li;
|
|
|
- char *endptr;
|
|
|
- this_opt += 6;
|
|
|
- /* First check for index, which allows
|
|
|
- * to short circuit this mess */
|
|
|
- li = simple_strtol(this_opt, &endptr, 0);
|
|
|
- if (*endptr == '\0') {
|
|
|
- panel_idx = (int)li;
|
|
|
- }
|
|
|
- else if (strcmp(this_opt, "bs") == 0) {
|
|
|
- extern int board_au1200fb_panel(void);
|
|
|
- panel_idx = board_au1200fb_panel();
|
|
|
- }
|
|
|
-
|
|
|
- else
|
|
|
- for (i = 0; i < num_panels; i++) {
|
|
|
- if (!strcmp(this_opt, known_lcd_panels[i].name)) {
|
|
|
- panel_idx = i;
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if ((panel_idx < 0) || (panel_idx >= num_panels)) {
|
|
|
- print_warn("Panel %s not supported!", this_opt);
|
|
|
- }
|
|
|
- else
|
|
|
- panel_index = panel_idx;
|
|
|
- }
|
|
|
-
|
|
|
- else if (strncmp(this_opt, "nohwcursor", 10) == 0) {
|
|
|
- nohwcursor = 1;
|
|
|
- }
|
|
|
-
|
|
|
- /* Unsupported option */
|
|
|
- else {
|
|
|
- print_warn("Unsupported option \"%s\"", this_opt);
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
-}
|
|
|
-
|
|
|
-#ifdef CONFIG_PM
|
|
|
-static int au1200fb_pm_callback(au1xxx_power_dev_t *dev,
|
|
|
- au1xxx_request_t request, void *data) {
|
|
|
- int retval = -1;
|
|
|
- unsigned int d = 0;
|
|
|
- unsigned int brightness = 0;
|
|
|
-
|
|
|
- if (request == AU1XXX_PM_SLEEP) {
|
|
|
- board_au1200fb_panel_shutdown();
|
|
|
- }
|
|
|
- else if (request == AU1XXX_PM_WAKEUP) {
|
|
|
- if(dev->prev_state == SLEEP_STATE)
|
|
|
- {
|
|
|
- int plane;
|
|
|
- au1200_setpanel(panel);
|
|
|
- for (plane = 0; plane < CONFIG_FB_AU1200_DEVS; ++plane) {
|
|
|
- struct au1200fb_device *fbdev;
|
|
|
- fbdev = &_au1200fb_devices[plane];
|
|
|
- au1200fb_fb_set_par(&fbdev->fb_info);
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- d = *((unsigned int*)data);
|
|
|
- if(d <=10) brightness = 26;
|
|
|
- else if(d<=20) brightness = 51;
|
|
|
- else if(d<=30) brightness = 77;
|
|
|
- else if(d<=40) brightness = 102;
|
|
|
- else if(d<=50) brightness = 128;
|
|
|
- else if(d<=60) brightness = 153;
|
|
|
- else if(d<=70) brightness = 179;
|
|
|
- else if(d<=80) brightness = 204;
|
|
|
- else if(d<=90) brightness = 230;
|
|
|
- else brightness = 255;
|
|
|
- set_brightness(brightness);
|
|
|
- } else if (request == AU1XXX_PM_GETSTATUS) {
|
|
|
- return dev->cur_state;
|
|
|
- } else if (request == AU1XXX_PM_ACCESS) {
|
|
|
- if (dev->cur_state != SLEEP_STATE)
|
|
|
- return retval;
|
|
|
- else {
|
|
|
- au1200_setpanel(panel);
|
|
|
- }
|
|
|
- } else if (request == AU1XXX_PM_IDLE) {
|
|
|
- } else if (request == AU1XXX_PM_CLEANUP) {
|
|
|
- }
|
|
|
-
|
|
|
- return retval;
|
|
|
-}
|
|
|
-#endif
|
|
|
-
|
|
|
-static int __init au1200fb_init(void)
|
|
|
-{
|
|
|
- print_info("" DRIVER_DESC "");
|
|
|
-
|
|
|
- /* Setup driver with options */
|
|
|
- au1200fb_setup();
|
|
|
-
|
|
|
- /* Point to the panel selected */
|
|
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- panel = &known_lcd_panels[panel_index];
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- win = &windows[window_index];
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-
|
|
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- printk(DRIVER_NAME ": Panel %d %s\n", panel_index, panel->name);
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|
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- printk(DRIVER_NAME ": Win %d %s\n", window_index, win->name);
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|
|
-
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|
|
- /* Kickstart the panel, the framebuffers/windows come soon enough */
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|
|
- au1200_setpanel(panel);
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|
|
-
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|
|
- #ifdef CONFIG_PM
|
|
|
- LCD_pm_dev = new_au1xxx_power_device("LCD", &au1200fb_pm_callback, NULL);
|
|
|
- if ( LCD_pm_dev == NULL)
|
|
|
- printk(KERN_INFO "Unable to create a power management device entry for the au1200fb.\n");
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|
|
- else
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|
|
- printk(KERN_INFO "Power management device entry for the au1200fb loaded.\n");
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|
|
- #endif
|
|
|
-
|
|
|
- return driver_register(&au1200fb_driver);
|
|
|
-}
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|
|
-
|
|
|
-static void __exit au1200fb_cleanup(void)
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|
|
-{
|
|
|
- driver_unregister(&au1200fb_driver);
|
|
|
-}
|
|
|
-
|
|
|
-module_init(au1200fb_init);
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|
|
-module_exit(au1200fb_cleanup);
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|
|
-
|
|
|
-MODULE_DESCRIPTION(DRIVER_DESC);
|
|
|
-MODULE_LICENSE("GPL");
|
David Woodhouse