admin-guide/media/mgb4.rst

1 .. SPDX-License-Identifier: GPL-2.0
7 ---------------
13 There are two types of parameters - global / PCI card related, found under
23     | 0 - No module present
24     | 1 - FPDL3
25     | 2 - GMSL
33     | 1 - FPDL3
34     | 2 - GMSL
42         PRODUCT-REVISION-SERIES-SERIAL
55     | 0 - single
56     | 1 - dual (default)
61     | 0 - OLDI/JEIDA
62     | 1 - SPWG/VESA (default)
72     | 0 - unlocked
73     | 1 - locked
82     | 0 - not detected
83     | 1 - detected
103     | 0 - active low
104     | 1 - active high
105     | 2 - not available
113     | 0 - active low
114     | 1 - active high
115     | 2 - not available
187     | 0 - PLL < 50MHz (default)
188     | 1 - PLL >= 50MHz
202     is the corresponding v4l2 video output device. The default is
205     | 0 - input 0
206     | 1 - input 1
207     | 2 - v4l2 output 0
208     | 3 - v4l2 output 1
215     proper value must be set before the start of streaming. The default width
223     proper value must be set before the start of streaming. The default height
236     The default frame rate limit is 60Hz.
241     | 0 - active low (default)
242     | 1 - active high
247     | 0 - active low (default)
248     | 1 - active high
253     | 0 - active low
254     | 1 - active high (default)
257     Output pixel clock frequency. Allowed values are between 25000-190000(kHz)
258     and there is a non-linear stepping between two consecutive allowed
261     frequency set by the driver. The default frequency is 61150kHz.
267     Width of the HSYNC signal in pixels. The default value is 40.
270     Width of the VSYNC signal in video lines. The default value is 20.
274     valid pixel in the video line (marked by DE=1). The default value is 50.
278     line (marked by DE=1) and assertion of the HSYNC signal. The default value
283     line with the first valid pixel (marked by DE=1). The default value is 31.
287     by DE=1) and assertion of the VSYNC signal. The default value is 30.
295     | 0 - auto (default)
296     | 1 - single
297     | 2 - dual
305     | 0 - auto (default)
306     | 1 - single
307     | 2 - dual
315     | 0 - 12Gb/s (default)
316     | 1 - 6Gb/s
317     | 2 - 3Gb/s
318     | 3 - 1.5Gb/s
321     The GMSL multi-stream contains up to four video streams. This parameter
323     zero-based index of the stream. The default stream id is 0.
331     | 0 - disabled
332     | 1 - enabled (default)
335 --------------
338  - mgb4-fw.X - FPGA firmware.
339  - mgb4-data.X - Factory settings, e.g. card serial number.
341 The *mgb4-fw* partition is writable and is used for FW updates, *mgb4-data* is
342 read-only. The *X* attached to the partition name represents the card number.
344 also have a third partition named *mgb4-flash* available in the system. This
349 --------------
351 The mgb4 driver creates an Industrial I/O (IIO) device that provides trigger and
355 	The trigger levels and pending status.
357 	| bit 1 - trigger 1 pending
358 	| bit 2 - trigger 2 pending
359 	| bit 5 - trigger 1 level
360 	| bit 6 - trigger 2 level
363 	The trigger event timestamp.
369 will also get the exact trigger event time that can be matched to a video frame
374 buffer mode - the values do not represent valid data in such case.*