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Commit 6e1588cb authored by Guennadi Liakhovetski's avatar Guennadi Liakhovetski Committed by Dan Williams
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i.MX31: framebuffer driver



This is a framebuffer driver for i.MX31 SoCs. It only supports synchronous
displays, vertical panning supported, no overlay support.

Signed-off-by: default avatarGuennadi Liakhovetski <lg@denx.de>
Acked-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
parent 1febd91a
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/*
 * Copyright (C) 2008
 * Guennadi Liakhovetski, DENX Software Engineering, <lg@denx.de>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#ifndef __ASM_ARCH_MX3FB_H__
#define __ASM_ARCH_MX3FB_H__

#include <linux/device.h>
#include <linux/fb.h>

/* Proprietary FB_SYNC_ flags */
#define FB_SYNC_OE_ACT_HIGH	0x80000000
#define FB_SYNC_CLK_INVERT	0x40000000
#define FB_SYNC_DATA_INVERT	0x20000000
#define FB_SYNC_CLK_IDLE_EN	0x10000000
#define FB_SYNC_SHARP_MODE	0x08000000
#define FB_SYNC_SWAP_RGB	0x04000000
#define FB_SYNC_CLK_SEL_EN	0x02000000

/**
 * struct mx3fb_platform_data - mx3fb platform data
 *
 * @dma_dev:	pointer to the dma-device, used for dma-slave connection
 * @mode:	pointer to a platform-provided per mxc_register_fb() videomode
 */
struct mx3fb_platform_data {
	struct device			*dma_dev;
	const char			*name;
	const struct fb_videomode	*mode;
	int				num_modes;
};

#endif
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@@ -2125,6 +2125,18 @@ config FB_PRE_INIT_FB
	  Select this option if display contents should be inherited as set by
	  the bootloader.

config FB_MX3
	tristate "MX3 Framebuffer support"
	depends on FB && MX3_IPU
	select FB_CFB_FILLRECT
	select FB_CFB_COPYAREA
	select FB_CFB_IMAGEBLIT
	default y
	help
	  This is a framebuffer device for the i.MX31 LCD Controller. So
	  far only synchronous displays are supported. If you plan to use
	  an LCD display with your i.MX31 system, say Y here.

source "drivers/video/omap/Kconfig"

source "drivers/video/backlight/Kconfig"
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@@ -132,6 +132,7 @@ obj-$(CONFIG_FB_VGA16) += vga16fb.o
obj-$(CONFIG_FB_OF)               += offb.o
obj-$(CONFIG_FB_BF54X_LQ043)	  += bf54x-lq043fb.o
obj-$(CONFIG_FB_BFIN_T350MCQB)	  += bfin-t350mcqb-fb.o
obj-$(CONFIG_FB_MX3)		  += mx3fb.o

# the test framebuffer is last
obj-$(CONFIG_FB_VIRTUAL)          += vfb.o

drivers/video/mx3fb.c

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