diff options
author | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-07-17 16:03:31 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-07-17 22:41:07 -0300 |
commit | 70c95242c45d7e6af4c0b4aba4119280eb3aa5de (patch) | |
tree | 5f53f78613b175a3798a7aafe06d7fa5e292a391 /Documentation/media/v4l-drivers/omap4_camera.rst | |
parent | bde8bea759f45f24392d3114f550e05ec9635bd9 (diff) |
[media] doc-rst: Move v4l docs to media/v4l-drivers
Move V4L documentation files to media/v4l-drivers. Those aren't
core stuff, so they don't fit at the kAPI document.
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'Documentation/media/v4l-drivers/omap4_camera.rst')
-rw-r--r-- | Documentation/media/v4l-drivers/omap4_camera.rst | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/Documentation/media/v4l-drivers/omap4_camera.rst b/Documentation/media/v4l-drivers/omap4_camera.rst new file mode 100644 index 000000000000..a6734aa77242 --- /dev/null +++ b/Documentation/media/v4l-drivers/omap4_camera.rst @@ -0,0 +1,60 @@ + OMAP4 ISS Driver + ================ + +Introduction +------------ + +The OMAP44XX family of chips contains the Imaging SubSystem (a.k.a. ISS), +Which contains several components that can be categorized in 3 big groups: + +- Interfaces (2 Interfaces: CSI2-A & CSI2-B/CCP2) +- ISP (Image Signal Processor) +- SIMCOP (Still Image Coprocessor) + +For more information, please look in [1] for latest version of: + "OMAP4430 Multimedia Device Silicon Revision 2.x" + +As of Revision AB, the ISS is described in detail in section 8. + +This driver is supporting _only_ the CSI2-A/B interfaces for now. + +It makes use of the Media Controller framework [2], and inherited most of the +code from OMAP3 ISP driver (found under drivers/media/platform/omap3isp/*), +except that it doesn't need an IOMMU now for ISS buffers memory mapping. + +Supports usage of MMAP buffers only (for now). + +Tested platforms +---------------- + +- OMAP4430SDP, w/ ES2.1 GP & SEVM4430-CAM-V1-0 (Contains IMX060 & OV5640, in + which only the last one is supported, outputting YUV422 frames). + +- TI Blaze MDP, w/ OMAP4430 ES2.2 EMU (Contains 1 IMX060 & 2 OV5650 sensors, in + which only the OV5650 are supported, outputting RAW10 frames). + +- PandaBoard, Rev. A2, w/ OMAP4430 ES2.1 GP & OV adapter board, tested with + following sensors: + * OV5640 + * OV5650 + +- Tested on mainline kernel: + + http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=summary + + Tag: v3.3 (commit c16fa4f2ad19908a47c63d8fa436a1178438c7e7) + +File list +--------- +drivers/staging/media/omap4iss/ +include/linux/platform_data/media/omap4iss.h + +References +---------- + +[1] http://focus.ti.com/general/docs/wtbu/wtbudocumentcenter.tsp?navigationId=12037&templateId=6123#62 +[2] http://lwn.net/Articles/420485/ +[3] http://www.spinics.net/lists/linux-media/msg44370.html +-- +Author: Sergio Aguirre <sergio.a.aguirre@gmail.com> +Copyright (C) 2012, Texas Instruments |