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V4L/DVB: V4L: SuperH Video Output Unit (VOU) driver 

A number of SuperH Mobile SoCs, including sh7724, include a Video Output Unit.
This patch adds a video (V4L2) output driver for it. The driver uses v4l2-subdev
and mediabus APIs to interface to TV encoders.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Guennadi Liakhovetski 2010-03-17 11:21:13 -03:00 committed by Mauro Carvalho Chehab
parent f35f1bb8fc
commit a81fb9b223
4 changed files with 1521 additions and 0 deletions
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7
drivers/media/video/Kconfig
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@ -520,6 +520,13 @@ config DISPLAY_DAVINCI_DM646X_EVM
To compile this driver as a module, choose M here: the To compile this driver as a module, choose M here: the
module will be called vpif_display. module will be called vpif_display.
config VIDEO_SH_VOU
tristate "SuperH VOU video output driver"
depends on VIDEO_DEV && ARCH_SHMOBILE
select VIDEOBUF_DMA_CONTIG
help
Support for the Video Output Unit (VOU) on SuperH SoCs.
config CAPTURE_DAVINCI_DM646X_EVM config CAPTURE_DAVINCI_DM646X_EVM
tristate "DM646x EVM Video Capture" tristate "DM646x EVM Video Capture"
depends on VIDEO_DEV && MACH_DAVINCI_DM6467_EVM depends on VIDEO_DEV && MACH_DAVINCI_DM6467_EVM

4
drivers/media/video/Makefile
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@ -160,6 +160,10 @@ obj-$(CONFIG_VIDEO_MX3) += mx3_camera.o
obj-$(CONFIG_VIDEO_PXA27x) += pxa_camera.o obj-$(CONFIG_VIDEO_PXA27x) += pxa_camera.o
obj-$(CONFIG_VIDEO_SH_MOBILE_CEU) += sh_mobile_ceu_camera.o obj-$(CONFIG_VIDEO_SH_MOBILE_CEU) += sh_mobile_ceu_camera.o
obj-$(CONFIG_ARCH_DAVINCI) += davinci/
obj-$(CONFIG_VIDEO_SH_VOU) += sh_vou.o
obj-$(CONFIG_VIDEO_AU0828) += au0828/ obj-$(CONFIG_VIDEO_AU0828) += au0828/
obj-$(CONFIG_USB_VIDEO_CLASS) += uvc/ obj-$(CONFIG_USB_VIDEO_CLASS) += uvc/

1476
drivers/media/video/sh_vou.c Normal file
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File diff suppressed because it is too large Load Diff

34
include/media/sh_vou.h Normal file
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@ -0,0 +1,34 @@
/*
* SuperH Video Output Unit (VOU) driver header
*
* Copyright (C) 2010, Guennadi Liakhovetski <g.liakhovetski@gmx.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 SH_VOU_H
#define SH_VOU_H
#include <linux/i2c.h>
/* Bus flags */
#define SH_VOU_PCLK_FALLING (1 << 0)
#define SH_VOU_HSYNC_LOW (1 << 1)
#define SH_VOU_VSYNC_LOW (1 << 2)
enum sh_vou_bus_fmt {
SH_VOU_BUS_8BIT,
SH_VOU_BUS_16BIT,
SH_VOU_BUS_BT656,
};
struct sh_vou_pdata {
enum sh_vou_bus_fmt bus_fmt;
int i2c_adap;
struct i2c_board_info *board_info;
unsigned long flags;
char *module_name;
};
#endif