1*4882a593Smuzhiyun.. SPDX-License-Identifier: GPL-2.0 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunMaxim Integrated MAX2175 RF to bits tuner driver 4*4882a593Smuzhiyun================================================ 5*4882a593Smuzhiyun 6*4882a593SmuzhiyunThe MAX2175 driver implements the following driver-specific controls: 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun``V4L2_CID_MAX2175_I2S_ENABLE`` 9*4882a593Smuzhiyun------------------------------- 10*4882a593Smuzhiyun Enable/Disable I2S output of the tuner. This is a private control 11*4882a593Smuzhiyun that can be accessed only using the subdev interface. 12*4882a593Smuzhiyun Refer to Documentation/driver-api/media/v4l2-controls.rst for more details. 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun.. flat-table:: 15*4882a593Smuzhiyun :header-rows: 0 16*4882a593Smuzhiyun :stub-columns: 0 17*4882a593Smuzhiyun :widths: 1 4 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun * - ``(0)`` 20*4882a593Smuzhiyun - I2S output is disabled. 21*4882a593Smuzhiyun * - ``(1)`` 22*4882a593Smuzhiyun - I2S output is enabled. 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun``V4L2_CID_MAX2175_HSLS`` 25*4882a593Smuzhiyun------------------------- 26*4882a593Smuzhiyun The high-side/low-side (HSLS) control of the tuner for a given band. 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun.. flat-table:: 29*4882a593Smuzhiyun :header-rows: 0 30*4882a593Smuzhiyun :stub-columns: 0 31*4882a593Smuzhiyun :widths: 1 4 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun * - ``(0)`` 34*4882a593Smuzhiyun - The LO frequency position is below the desired frequency. 35*4882a593Smuzhiyun * - ``(1)`` 36*4882a593Smuzhiyun - The LO frequency position is above the desired frequency. 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun``V4L2_CID_MAX2175_RX_MODE (menu)`` 39*4882a593Smuzhiyun----------------------------------- 40*4882a593Smuzhiyun The Rx mode controls a number of preset parameters of the tuner like 41*4882a593Smuzhiyun sample clock (sck), sampling rate etc. These multiple settings are 42*4882a593Smuzhiyun provided under one single label called Rx mode in the datasheet. The 43*4882a593Smuzhiyun list below shows the supported modes with a brief description. 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun.. flat-table:: 46*4882a593Smuzhiyun :header-rows: 0 47*4882a593Smuzhiyun :stub-columns: 0 48*4882a593Smuzhiyun :widths: 1 4 49*4882a593Smuzhiyun 50*4882a593Smuzhiyun * - ``"Europe modes"`` 51*4882a593Smuzhiyun * - ``"FM 1.2" (0)`` 52*4882a593Smuzhiyun - This configures FM band with a sample rate of 0.512 million 53*4882a593Smuzhiyun samples/sec with a 10.24 MHz sck. 54*4882a593Smuzhiyun * - ``"DAB 1.2" (1)`` 55*4882a593Smuzhiyun - This configures VHF band with a sample rate of 2.048 million 56*4882a593Smuzhiyun samples/sec with a 32.768 MHz sck. 57*4882a593Smuzhiyun 58*4882a593Smuzhiyun * - ``"North America modes"`` 59*4882a593Smuzhiyun * - ``"FM 1.0" (0)`` 60*4882a593Smuzhiyun - This configures FM band with a sample rate of 0.7441875 million 61*4882a593Smuzhiyun samples/sec with a 14.88375 MHz sck. 62*4882a593Smuzhiyun * - ``"DAB 1.2" (1)`` 63*4882a593Smuzhiyun - This configures FM band with a sample rate of 0.372 million 64*4882a593Smuzhiyun samples/sec with a 7.441875 MHz sck. 65