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 (one serializer, two daisy chained deserializers)
26     | 3 - GMSL (one serializer, two deserializers)
27     | 4 - GMSL (two deserializers with two daisy chain outputs)
35     | 1 - FPDL3
36     | 2 - GMSL
44         PRODUCT-REVISION-SERIES-SERIAL
57     | 0 - single
58     | 1 - dual (default)
63     | 0 - OLDI/JEIDA
64     | 1 - SPWG/VESA (default)
69     an active video stream.
74     | 0 - unlocked
75     | 1 - locked
84     | 0 - not detected
85     | 1 - detected
100     The type of VSYNC pulses as detected by the video format detector.
105     | 0 - active low
106     | 1 - active high
107     | 2 - not available
115     | 0 - active low
116     | 1 - active high
117     | 2 - not available
120     If the incoming video signal does not contain synchronization VSYNC and
124     internal VSYNC pulse.
127     If the incoming video signal does not contain synchronization VSYNC and
150     Width of the VSYNC signal in PCLK clock ticks.
153     the vsync field of the v4l2_bt_timings struct.
170     Number of video lines between deassertion of the VSYNC signal and the video
178     by DE=1) and assertion of the VSYNC signal.
189     | 0 - PLL < 50MHz (default)
190     | 1 - PLL >= 50MHz
207     | 0 - input 0
208     | 1 - input 1
209     | 2 - v4l2 output 0
210     | 3 - v4l2 output 1
243     | 0 - active low (default)
244     | 1 - active high
247     VSYNC signal polarity.
249     | 0 - active low (default)
250     | 1 - active high
255     | 0 - active low
256     | 1 - active high (default)
259     Output pixel clock frequency. Allowed values are between 25000-190000(kHz)
260     and there is a non-linear stepping between two consecutive allowed
272     Width of the VSYNC signal in video lines. The default value is 20.
284     Number of video lines between deassertion of the VSYNC signal and the video
289     by DE=1) and assertion of the VSYNC signal. The default value is 30.
297     | 0 - auto (default)
298     | 1 - single
299     | 2 - dual
307     | 0 - auto (default)
308     | 1 - single
309     | 2 - dual
317     | 0 - 12Gb/s (default)
318     | 1 - 6Gb/s
319     | 2 - 3Gb/s
320     | 3 - 1.5Gb/s
323     The GMSL multi-stream contains up to four video streams. This parameter
325     zero-based index of the stream. The default stream id is 0.
333     | 0 - disabled
334     | 1 - enabled (default)
337 --------------
340  - mgb4-fw.X - FPGA firmware.
341  - mgb4-data.X - Factory settings, e.g. card serial number.
343 The *mgb4-fw* partition is writable and is used for FW updates, *mgb4-data* is
344 read-only. The *X* attached to the partition name represents the card number.
346 also have a third partition named *mgb4-flash* available in the system. This
351 --------------
359 	| bit 1 - trigger 1 pending
360 	| bit 2 - trigger 2 pending
361 	| bit 5 - trigger 1 level
362 	| bit 6 - trigger 2 level
376 buffer mode - the values do not represent valid data in such case.*