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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/userspace-api/media/drivers/max2175.rst | |
parent | Initial commit. (diff) | |
download | linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/userspace-api/media/drivers/max2175.rst')
-rw-r--r-- | Documentation/userspace-api/media/drivers/max2175.rst | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/Documentation/userspace-api/media/drivers/max2175.rst b/Documentation/userspace-api/media/drivers/max2175.rst new file mode 100644 index 000000000..35d3c4b41 --- /dev/null +++ b/Documentation/userspace-api/media/drivers/max2175.rst @@ -0,0 +1,64 @@ +.. SPDX-License-Identifier: GPL-2.0 + +Maxim Integrated MAX2175 RF to bits tuner driver +================================================ + +The MAX2175 driver implements the following driver-specific controls: + +``V4L2_CID_MAX2175_I2S_ENABLE`` +------------------------------- + Enable/Disable I2S output of the tuner. This is a private control + that can be accessed only using the subdev interface. + Refer to Documentation/driver-api/media/v4l2-controls.rst for more details. + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + :widths: 1 4 + + * - ``(0)`` + - I2S output is disabled. + * - ``(1)`` + - I2S output is enabled. + +``V4L2_CID_MAX2175_HSLS`` +------------------------- + The high-side/low-side (HSLS) control of the tuner for a given band. + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + :widths: 1 4 + + * - ``(0)`` + - The LO frequency position is below the desired frequency. + * - ``(1)`` + - The LO frequency position is above the desired frequency. + +``V4L2_CID_MAX2175_RX_MODE (menu)`` +----------------------------------- + The Rx mode controls a number of preset parameters of the tuner like + sample clock (sck), sampling rate etc. These multiple settings are + provided under one single label called Rx mode in the datasheet. The + list below shows the supported modes with a brief description. + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + :widths: 1 4 + + * - ``"Europe modes"`` + * - ``"FM 1.2" (0)`` + - This configures FM band with a sample rate of 0.512 million + samples/sec with a 10.24 MHz sck. + * - ``"DAB 1.2" (1)`` + - This configures VHF band with a sample rate of 2.048 million + samples/sec with a 32.768 MHz sck. + + * - ``"North America modes"`` + * - ``"FM 1.0" (0)`` + - This configures FM band with a sample rate of 0.7441875 million + samples/sec with a 14.88375 MHz sck. + * - ``"DAB 1.2" (1)`` + - This configures FM band with a sample rate of 0.372 million + samples/sec with a 7.441875 MHz sck. |