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Commit a9b71a8f authored by Manuel Lauss's avatar Manuel Lauss Committed by Ralf Baechle
Browse files

MIPS: Alchemy: move au1200fb global functions to platform data 



au1200fb calls 3 functions which have to be defined in board code.
Fix this ugliness with the introduction of platform_data.

Signed-off-by: default avatarManuel Lauss <manuel.lauss@googlemail.com>
Cc: linux-fbdev@vger.kernel.org
To: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2871/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 7c4b24da

arch/mips/alchemy/devboards/db1200.c

+29 −22
Original line number Diff line number Diff line
@@ -37,6 +37,7 @@ 
#include <asm/mach-au1x00/au1000.h>

#include <asm/mach-au1x00/au1100_mmc.h>

#include <asm/mach-au1x00/au1xxx_dbdma.h>

#include <asm/mach-au1x00/au1200fb.h>

#include <asm/mach-au1x00/au1550_spi.h>

#include <asm/mach-db1x00/bcsr.h>

#include <asm/mach-db1x00/db1200.h>
@@ -422,6 +423,33 @@ static struct platform_device db1200_mmc0_dev = { 


/**********************************************************************/



static int db1200fb_panel_index(void)

{

	return (bcsr_read(BCSR_SWITCHES) >> 8) & 0x0f;

}



static int db1200fb_panel_init(void)

{

	/* Apply power */

	bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD |

				BCSR_BOARD_LCDBL);

	return 0;

}



static int db1200fb_panel_shutdown(void)

{

	/* Remove power */

	bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD |

			     BCSR_BOARD_LCDBL, 0);

	return 0;

}



static struct au1200fb_platdata db1200fb_pd = {

	.panel_index	= db1200fb_panel_index,

	.panel_init	= db1200fb_panel_init,

	.panel_shutdown	= db1200fb_panel_shutdown,

};



static struct resource au1200_lcd_res[] = {

	[0] = {

		.start	= AU1200_LCD_PHYS_ADDR,
@@ -443,6 +471,7 @@ static struct platform_device au1200_lcd_dev = { 
	.dev = {

		.dma_mask		= &au1200_lcd_dmamask,

		.coherent_dma_mask	= DMA_BIT_MASK(32),

		.platform_data		= &db1200fb_pd,

	},

	.num_resources	= ARRAY_SIZE(au1200_lcd_res),

	.resource	= au1200_lcd_res,
@@ -681,25 +710,3 @@ static int __init db1200_dev_init(void) 
	return platform_add_devices(db1200_devs, ARRAY_SIZE(db1200_devs));

}

device_initcall(db1200_dev_init);
 


/* au1200fb calls these: STERBT EINEN TRAGISCHEN TOD!!! */

int board_au1200fb_panel(void)

{

	return (bcsr_read(BCSR_SWITCHES) >> 8) & 0x0f;

}



int board_au1200fb_panel_init(void)

{

	/* Apply power */

	bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD |

				BCSR_BOARD_LCDBL);

	return 0;

}



int board_au1200fb_panel_shutdown(void)

{

	/* Remove power */

	bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD |

			     BCSR_BOARD_LCDBL, 0);

	return 0;

}

arch/mips/alchemy/devboards/db1300.c

+29 −23
Original line number Diff line number Diff line
@@ -23,6 +23,7 @@ 


#include <asm/mach-au1x00/au1000.h>

#include <asm/mach-au1x00/au1100_mmc.h>

#include <asm/mach-au1x00/au1200fb.h>

#include <asm/mach-au1x00/au1xxx_dbdma.h>

#include <asm/mach-au1x00/au1xxx_psc.h>

#include <asm/mach-db1x00/db1300.h>
@@ -636,6 +637,33 @@ static struct platform_device db1300_sndi2s_dev = { 


/**********************************************************************/



static int db1300fb_panel_index(void)

{

	return 9;	/* DB1300_800x480 */

}



static int db1300fb_panel_init(void)

{

	/* Apply power (Vee/Vdd logic is inverted on Panel DB1300_800x480) */

	bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD,

			     BCSR_BOARD_LCDBL);

	return 0;

}



static int db1300fb_panel_shutdown(void)

{

	/* Remove power (Vee/Vdd logic is inverted on Panel DB1300_800x480) */

	bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDBL,

			     BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD);

	return 0;

}



static struct au1200fb_platdata db1300fb_pd = {

	.panel_index	= db1300fb_panel_index,

	.panel_init	= db1300fb_panel_init,

	.panel_shutdown	= db1300fb_panel_shutdown,

};



static struct resource au1300_lcd_res[] = {

	[0] = {

		.start	= AU1200_LCD_PHYS_ADDR,
@@ -657,6 +685,7 @@ static struct platform_device db1300_lcd_dev = { 
	.dev = {

		.dma_mask		= &au1300_lcd_dmamask,

		.coherent_dma_mask	= DMA_BIT_MASK(32),

		.platform_data		= &db1300fb_pd,

	},

	.num_resources	= ARRAY_SIZE(au1300_lcd_res),

	.resource	= au1300_lcd_res,
@@ -762,26 +791,3 @@ void __init board_setup(void) 
	alchemy_uart_enable(AU1300_UART1_PHYS_ADDR);

	alchemy_uart_enable(AU1300_UART3_PHYS_ADDR);

}
 




/* au1200fb calls these: STERBT EINEN TRAGISCHEN TOD!!! */

int board_au1200fb_panel(void)

{

	return 9;	/* DB1300_800x480 */

}



int board_au1200fb_panel_init(void)

{

	/* Apply power (Vee/Vdd logic is inverted on Panel DB1300_800x480) */

	bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD,

			     BCSR_BOARD_LCDBL);

	return 0;

}



int board_au1200fb_panel_shutdown(void)

{

	/* Remove power (Vee/Vdd logic is inverted on Panel DB1300_800x480) */

	bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDBL,

			     BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD);

	return 0;

}

arch/mips/alchemy/devboards/pb1200.c

+31 −24
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ 
#include <linux/smc91x.h>

#include <asm/mach-au1x00/au1000.h>

#include <asm/mach-au1x00/au1100_mmc.h>

#include <asm/mach-au1x00/au1200fb.h>

#include <asm/mach-au1x00/au1xxx_dbdma.h>

#include <asm/mach-db1x00/bcsr.h>

#include <asm/mach-pb1x00/pb1200.h>
@@ -351,6 +352,33 @@ static struct platform_device pb1200_i2c_dev = { 
	.resource	= au1200_psc0_res,

};



static int pb1200fb_panel_index(void)

{

	return (bcsr_read(BCSR_SWITCHES) >> 8) & 0x0f;

}



static int pb1200fb_panel_init(void)

{

	/* Apply power */

	bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD |

				BCSR_BOARD_LCDBL);

	return 0;

}



static int pb1200fb_panel_shutdown(void)

{

	/* Remove power */

	bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD |

			     BCSR_BOARD_LCDBL, 0);

	return 0;

}



static struct au1200fb_platdata pb1200fb_pd = {

	.panel_index	= pb1200fb_panel_index,

	.panel_init	= pb1200fb_panel_init,

	.panel_shutdown	= pb1200fb_panel_shutdown,

};



static struct resource au1200_lcd_res[] = {

	[0] = {

		.start	= AU1200_LCD_PHYS_ADDR,
@@ -366,12 +394,13 @@ static struct resource au1200_lcd_res[] = { 


static u64 au1200_lcd_dmamask = DMA_BIT_MASK(32);



static struct platform_device au1200_lcd_dev = {

static struct platform_device pb1200_lcd_dev = {

	.name		= "au1200-lcd",

	.id		= 0,

	.dev = {

		.dma_mask		= &au1200_lcd_dmamask,

		.coherent_dma_mask	= DMA_BIT_MASK(32),

		.platform_data		= &pb1200fb_pd,

	},

	.num_resources	= ARRAY_SIZE(au1200_lcd_res),

	.resource	= au1200_lcd_res,
@@ -383,7 +412,7 @@ static struct platform_device *board_platform_devices[] __initdata = { 
	&pb1200_i2c_dev,

	&pb1200_mmc0_dev,

	&pb1200_mmc1_dev,

	&au1200_lcd_dev,

	&pb1200_lcd_dev,

};



static int __init board_register_devices(void)
@@ -440,25 +469,3 @@ static int __init board_register_devices(void) 
				    ARRAY_SIZE(board_platform_devices));

}

device_initcall(board_register_devices);
 




int board_au1200fb_panel(void)

{

	return (bcsr_read(BCSR_SWITCHES) >> 8) & 0x0f;

}



int board_au1200fb_panel_init(void)

{

	/* Apply power */

	bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD |

				BCSR_BOARD_LCDBL);

	return 0;

}



int board_au1200fb_panel_shutdown(void)

{

	/* Remove power */

	bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD |

			     BCSR_BOARD_LCDBL, 0);

	return 0;

}

arch/mips/include/asm/mach-au1x00/au1200fb.h

0 → 100644
+14 −0
Original line number Diff line number Diff line 
/*

 * platform data for au1200fb driver.

 */



#ifndef _AU1200FB_PLAT_H_

#define _AU1200FB_PLAT_H_



struct au1200fb_platdata {

	int (*panel_index)(void);

	int (*panel_init)(void);

	int (*panel_shutdown)(void);

};



#endif

drivers/video/au1200fb.c

+110 −131
Original line number Diff line number Diff line
@@ -44,6 +44,7 @@ 
#include <linux/slab.h>



#include <asm/mach-au1x00/au1000.h>

#include <asm/mach-au1x00/au1200fb.h>	/* platform_data */

#include "au1200fb.h"



#define DRIVER_NAME "au1200fb"
@@ -143,6 +144,7 @@ struct au1200_lcd_iodata_t { 
/* Private, per-framebuffer management information (independent of the panel itself) */

struct au1200fb_device {

	struct fb_info *fb_info;		/* FB driver info record */

	struct au1200fb_platdata *pd;



	int					plane;

	unsigned char* 		fb_mem;		/* FrameBuffer memory map */
@@ -201,9 +203,6 @@ struct window_settings { 
#define LCD_WINCTRL1_PO_16BPP LCD_WINCTRL1_PO_01

#endif



extern int board_au1200fb_panel_init (void);

extern int board_au1200fb_panel_shutdown (void);



/*

 * Default window configurations

 */
@@ -334,8 +333,6 @@ struct panel_settings 
	uint32 mode_toyclksrc;

	uint32 mode_backlight;

	uint32 mode_auxpll;

	int (*device_init)(void);

	int (*device_shutdown)(void);

#define Xres min_xres

#define Yres min_yres

	u32	min_xres;		/* Minimum horizontal resolution */
@@ -385,8 +382,6 @@ static struct panel_settings known_lcd_panels[] = 
		.mode_toyclksrc	= 0x00000004, /* AUXPLL directly */

		.mode_backlight	= 0x00000000,

		.mode_auxpll		= 8, /* 96MHz AUXPLL */

		.device_init		= NULL,

		.device_shutdown	= NULL,

		320, 320,

		240, 240,

	},
@@ -415,8 +410,6 @@ static struct panel_settings known_lcd_panels[] = 
		.mode_toyclksrc	= 0x00000004, /* AUXPLL directly */

		.mode_backlight	= 0x00000000,

		.mode_auxpll		= 8, /* 96MHz AUXPLL */

		.device_init		= NULL,

		.device_shutdown	= NULL,

		640, 480,

		640, 480,

	},
@@ -445,8 +438,6 @@ static struct panel_settings known_lcd_panels[] = 
		.mode_toyclksrc	= 0x00000004, /* AUXPLL directly */

		.mode_backlight	= 0x00000000,

		.mode_auxpll		= 8, /* 96MHz AUXPLL */

		.device_init		= NULL,

		.device_shutdown	= NULL,

		800, 800,

		600, 600,

	},
@@ -475,8 +466,6 @@ static struct panel_settings known_lcd_panels[] = 
		.mode_toyclksrc	= 0x00000004, /* AUXPLL directly */

		.mode_backlight	= 0x00000000,

		.mode_auxpll		= 6, /* 72MHz AUXPLL */

		.device_init		= NULL,

		.device_shutdown	= NULL,

		1024, 1024,

		768, 768,

	},
@@ -505,8 +494,6 @@ static struct panel_settings known_lcd_panels[] = 
		.mode_toyclksrc	= 0x00000004, /* AUXPLL directly */

		.mode_backlight	= 0x00000000,

		.mode_auxpll		= 10, /* 120MHz AUXPLL */

		.device_init		= NULL,

		.device_shutdown	= NULL,

		1280, 1280,

		1024, 1024,

	},
@@ -535,8 +522,6 @@ static struct panel_settings known_lcd_panels[] = 
		.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,

	},
@@ -568,8 +553,6 @@ static struct panel_settings known_lcd_panels[] = 
		.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,

	},
@@ -601,8 +584,6 @@ static struct panel_settings known_lcd_panels[] = 
		.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,

	},
@@ -634,8 +615,6 @@ static struct panel_settings known_lcd_panels[] = 
		.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,

	},
@@ -670,8 +649,6 @@ static struct panel_settings known_lcd_panels[] = 
		.mode_toyclksrc		= 0x00000004, /* AUXPLL directly */

		.mode_backlight		= 0x00000000,

		.mode_auxpll		= (48/12) * 2,

		.device_init		= board_au1200fb_panel_init,

		.device_shutdown	= board_au1200fb_panel_shutdown,

		800, 800,

		480, 480,

	},
@@ -800,7 +777,8 @@ static int au1200_setlocation (struct au1200fb_device *fbdev, int plane, 
	return 0;

}



static void au1200_setpanel (struct panel_settings *newpanel)

static void au1200_setpanel(struct panel_settings *newpanel,

			    struct au1200fb_platdata *pd)

{

	/*

	 * Perform global setup/init of LCD controller
@@ -834,8 +812,8 @@ static void au1200_setpanel (struct panel_settings *newpanel) 
		    the controller, the clock cannot be turned off before first

			shutting down the controller.

		 */

		if (panel->device_shutdown != NULL)

			panel->device_shutdown();

		if (pd->panel_shutdown)

			pd->panel_shutdown();

	}



	/* Newpanel == NULL indicates a shutdown operation only */
@@ -888,7 +866,8 @@ static void au1200_setpanel (struct panel_settings *newpanel) 
	au_sync();



	/* Call init of panel */

	if (panel->device_init != NULL) panel->device_init();

	if (pd->panel_init)

		pd->panel_init();



	/* FIX!!!! not appropriate on panel change!!! Global setup/init */

	lcd->intenable = 0;
@@ -1221,6 +1200,8 @@ static int au1200fb_fb_setcolreg(unsigned regno, unsigned red, unsigned green, 
 */

static int au1200fb_fb_blank(int blank_mode, struct fb_info *fbi)

{

	struct au1200fb_device *fbdev = fbi->par;



	/* Short-circuit screen blanking */

	if (noblanking)

		return 0;
@@ -1230,13 +1211,13 @@ static int au1200fb_fb_blank(int blank_mode, struct fb_info *fbi) 
	case FB_BLANK_UNBLANK:

	case FB_BLANK_NORMAL:

		/* printk("turn on panel\n"); */

		au1200_setpanel(panel);

		au1200_setpanel(panel, fbdev->pd);

		break;

	case FB_BLANK_VSYNC_SUSPEND:

	case FB_BLANK_HSYNC_SUSPEND:

	case FB_BLANK_POWERDOWN:

		/* printk("turn off panel\n"); */

		au1200_setpanel(NULL);

		au1200_setpanel(NULL, fbdev->pd);

		break;

	default:

		break;
@@ -1464,6 +1445,7 @@ static void get_window(unsigned int plane, 
static int au1200fb_ioctl(struct fb_info *info, unsigned int cmd,

                          unsigned long arg)

{

	struct au1200fb_device *fbdev = info->par;

	int plane;

	int val;
@@ -1508,7 +1490,7 @@ static int au1200fb_ioctl(struct fb_info *info, unsigned int cmd, 
				struct panel_settings *newpanel;

				panel_index = iodata.global.panel_choice;

				newpanel = &known_lcd_panels[panel_index];

				au1200_setpanel(newpanel);

				au1200_setpanel(newpanel, fbdev->pd);

			}

			break;
@@ -1624,22 +1606,102 @@ static int au1200fb_init_fbinfo(struct au1200fb_device *fbdev) 


/*-------------------------------------------------------------------------*/



/* AU1200 LCD controller device driver */



static int au1200fb_setup(struct au1200fb_platdata *pd)

{

	char *options = NULL;

	char *this_opt, *endptr;

	int num_panels = ARRAY_SIZE(known_lcd_panels);

	int panel_idx = -1;



	fb_get_options(DRIVER_NAME, &options);



	if (!options)

		goto out;



	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)

				panel_idx = pd->panel_index();

			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;

		else if (strncmp(this_opt, "devices:", 8) == 0) {

			this_opt += 8;

			device_count = simple_strtol(this_opt, &endptr, 0);

			if ((device_count < 0) ||

			    (device_count > MAX_DEVICE_COUNT))

				device_count = MAX_DEVICE_COUNT;

		} else if (strncmp(this_opt, "wincfg:", 7) == 0) {

			this_opt += 7;

			window_index = simple_strtol(this_opt, &endptr, 0);

			if ((window_index < 0) ||

			    (window_index >= ARRAY_SIZE(windows)))

				window_index = DEFAULT_WINDOW_INDEX;

		} else if (strncmp(this_opt, "off", 3) == 0)

			return 1;

		else

			print_warn("Unsupported option \"%s\"", this_opt);

	}



out:

	return 0;

}



/* AU1200 LCD controller device driver */

static int __devinit au1200fb_drv_probe(struct platform_device *dev)

{

	struct au1200fb_device *fbdev;

	struct au1200fb_platdata *pd;

	struct fb_info *fbi = NULL;

	unsigned long page;

	int bpp, plane, ret, irq;



	print_info("" DRIVER_DESC "");



	pd = dev->dev.platform_data;

	if (!pd)

		return -ENODEV;



	/* Setup driver with options */

	if (au1200fb_setup(pd))

		return -ENODEV;



	/* Point to the panel selected */

	panel = &known_lcd_panels[panel_index];

	win = &windows[window_index];



	printk(DRIVER_NAME ": Panel %d %s\n", panel_index, panel->name);

	printk(DRIVER_NAME ": Win %d %s\n", window_index, win->name);



	/* shut gcc up */

	ret = 0;

	fbdev = NULL;



	/* Kickstart the panel */

	au1200_setpanel(panel);



	for (plane = 0; plane < device_count; ++plane) {

		bpp = winbpp(win->w[plane].mode_winctrl1);

		if (win->w[plane].xres == 0)
@@ -1655,6 +1717,7 @@ static int __devinit au1200fb_drv_probe(struct platform_device *dev) 
		_au1200fb_infos[plane] = fbi;

		fbdev = fbi->par;

		fbdev->fb_info = fbi;

		fbdev->pd = pd;



		fbdev->plane = plane;
@@ -1716,6 +1779,11 @@ static int __devinit au1200fb_drv_probe(struct platform_device *dev) 
		goto failed;

	}



	platform_set_drvdata(dev, pd);



	/* Kickstart the panel */

	au1200_setpanel(panel, pd);



	return 0;



failed:
@@ -1735,12 +1803,13 @@ failed: 


static int __devexit au1200fb_drv_remove(struct platform_device *dev)

{

	struct au1200fb_platdata *pd = platform_get_drvdata(dev);

	struct au1200fb_device *fbdev;

	struct fb_info *fbi;

	int plane;



	/* Turn off the panel */

	au1200_setpanel(NULL);

	au1200_setpanel(NULL, pd);



	for (plane = 0; plane < device_count; ++plane)	{

		fbi = _au1200fb_infos[plane];
@@ -1768,7 +1837,8 @@ static int __devexit au1200fb_drv_remove(struct platform_device *dev) 
#ifdef CONFIG_PM

static int au1200fb_drv_suspend(struct device *dev)

{

	au1200_setpanel(NULL);

	struct au1200fb_platdata *pd = dev_get_drvdata(dev);

	au1200_setpanel(NULL, pd);



	lcd->outmask = 0;

	au_sync();
@@ -1778,11 +1848,12 @@ static int au1200fb_drv_suspend(struct device *dev) 


static int au1200fb_drv_resume(struct device *dev)

{

	struct au1200fb_platdata *pd = dev_get_drvdata(dev);

	struct fb_info *fbi;

	int i;



	/* Kickstart the panel */

	au1200_setpanel(panel);

	au1200_setpanel(panel, pd);



	for (i = 0; i < device_count; i++) {

		fbi = _au1200fb_infos[i];
@@ -1817,100 +1888,8 @@ static struct platform_driver au1200fb_driver = { 


/*-------------------------------------------------------------------------*/



/* Kernel driver */



static int au1200fb_setup(void)

{

	char *options = NULL;

	char *this_opt, *endptr;

	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;

			}



			else if (strncmp(this_opt, "devices:", 8) == 0) {

				this_opt += 8;

				device_count = simple_strtol(this_opt,

							     &endptr, 0);

				if ((device_count < 0) ||

				    (device_count > MAX_DEVICE_COUNT))

					device_count = MAX_DEVICE_COUNT;

			}



			else if (strncmp(this_opt, "wincfg:", 7) == 0) {

				this_opt += 7;

				window_index = simple_strtol(this_opt,

							     &endptr, 0);

				if ((window_index < 0) ||

				    (window_index >= ARRAY_SIZE(windows)))

					window_index = DEFAULT_WINDOW_INDEX;

			}



			else if (strncmp(this_opt, "off", 3) == 0)

				return 1;

			/* Unsupported option */

			else {

				print_warn("Unsupported option \"%s\"", this_opt);

			}

		}

	}

	return 0;

}



static int __init au1200fb_init(void)

{

	print_info("" DRIVER_DESC "");



	/* Setup driver with options */

	if (au1200fb_setup())

		return -ENODEV;



	/* Point to the panel selected */

	panel = &known_lcd_panels[panel_index];

	win = &windows[window_index];



	printk(DRIVER_NAME ": Panel %d %s\n", panel_index, panel->name);

	printk(DRIVER_NAME ": Win %d %s\n", window_index, win->name);



	return platform_driver_register(&au1200fb_driver);

}