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authorRob Herring (Arm) <robh@kernel.org>2026-08-31 14:43:51 -0500
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2026-09-13 18:17:31 -0700
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treef0b5f37b42fc13b9908a31b657c646b024231cdd /Documentation/admin-guide/media/technisat.rst
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Input: tsc2007 - read "ti,poll-period" as u32grafted
The "ti,poll-period" property is documented as a normal uint32 cell. The driver used a u64 helper, which makes the helper type disagree with the schema even though the stored value is still small. Read "ti,poll-period" with the u32 helper matching the documented DT cell size. Assisted-by: Codex:gpt-5-5 Signed-off-by: Rob Herring (Arm) <robh@kernel.org> Link: https://patch.msgid.link/20260831194352.1185860-1-robh@kernel.org Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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+.. SPDX-License-Identifier: GPL-2.0
+
+How to set up the Technisat/B2C2 Flexcop devices
+================================================
+
+.. note::
+
+ This documentation is outdated.
+
+Author: Uwe Bugla <uwe.bugla@gmx.de> August 2009
+
+Find out what device you have
+-----------------------------
+
+Important Notice: The driver does NOT support Technisat USB 2 devices!
+
+First start your linux box with a shipped kernel:
+
+.. code-block:: none
+
+ lspci -vvv for a PCI device (lsusb -vvv for an USB device) will show you for example:
+ 02:0b.0 Network controller: Techsan Electronics Co Ltd B2C2 FlexCopII DVB chip /
+ Technisat SkyStar2 DVB card (rev 02)
+
+ dmesg | grep frontend may show you for example:
+ DVB: registering frontend 0 (Conexant CX24123/CX24109)...
+
+Kernel compilation:
+-------------------
+
+If the Flexcop / Technisat is the only DVB / TV / Radio device in your box
+get rid of unnecessary modules and check this one:
+
+``Multimedia support`` => ``Customise analog and hybrid tuner modules to build``
+
+In this directory uncheck every driver which is activated there
+(except ``Simple tuner support`` for ATSC 3rd generation only -> see case 9 please).
+
+Then please activate:
+
+- Main module part:
+
+ ``Multimedia support`` => ``DVB/ATSC adapters`` => ``Technisat/B2C2 FlexcopII(b) and FlexCopIII adapters``
+
+ #) => ``Technisat/B2C2 Air/Sky/Cable2PC PCI`` (PCI card) or
+ #) => ``Technisat/B2C2 Air/Sky/Cable2PC USB`` (USB 1.1 adapter)
+ and for troubleshooting purposes:
+ #) => ``Enable debug for the B2C2 FlexCop drivers``
+
+- Frontend / Tuner / Demodulator module part:
+
+ ``Multimedia support`` => ``DVB/ATSC adapters``
+ => ``Customise the frontend modules to build`` ``Customise DVB frontends`` =>
+
+ - SkyStar DVB-S Revision 2.3:
+
+ #) => ``Zarlink VP310/MT312/ZL10313 based``
+ #) => ``Generic I2C PLL based tuners``
+
+ - SkyStar DVB-S Revision 2.6:
+
+ #) => ``ST STV0299 based``
+ #) => ``Generic I2C PLL based tuners``
+
+ - SkyStar DVB-S Revision 2.7:
+
+ #) => ``Samsung S5H1420 based``
+ #) => ``Integrant ITD1000 Zero IF tuner for DVB-S/DSS``
+ #) => ``ISL6421 SEC controller``
+
+ - SkyStar DVB-S Revision 2.8:
+
+ #) => ``Conexant CX24123 based``
+ #) => ``Conexant CX24113/CX24128 tuner for DVB-S/DSS``
+ #) => ``ISL6421 SEC controller``
+
+ - AirStar DVB-T card:
+
+ #) => ``Zarlink MT352 based``
+ #) => ``Generic I2C PLL based tuners``
+
+ - CableStar DVB-C card:
+
+ #) => ``ST STV0297 based``
+ #) => ``Generic I2C PLL based tuners``
+
+ - AirStar ATSC card 1st generation:
+
+ #) => ``Broadcom BCM3510``
+
+ - AirStar ATSC card 2nd generation:
+
+ #) => ``NxtWave Communications NXT2002/NXT2004 based``
+ #) => ``Generic I2C PLL based tuners``
+
+ - AirStar ATSC card 3rd generation:
+
+ #) => ``LG Electronics LGDT3302/LGDT3303 based``
+ #) ``Multimedia support`` => ``Customise analog and hybrid tuner modules to build`` => ``Simple tuner support``
+