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)
67     Video link status. If the link is locked, chips are properly connected and
68     communicating at the same speed and protocol. The link can be locked without
74     | 0 - unlocked
75     | 1 - locked
78     Video stream status. A stream is detected if the link is locked, the input
84     | 0 - not detected
85     | 1 - detected
105     | 0 - active low
106     | 1 - active high
107     | 2 - not available
115     | 0 - active low
116     | 1 - active high
117     | 2 - not available
187     "dual".
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
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
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.*