From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- .../ABI/testing/sysfs-bus-iio-frequency-adf4371 | 44 ++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-bus-iio-frequency-adf4371 (limited to 'Documentation/ABI/testing/sysfs-bus-iio-frequency-adf4371') diff --git a/Documentation/ABI/testing/sysfs-bus-iio-frequency-adf4371 b/Documentation/ABI/testing/sysfs-bus-iio-frequency-adf4371 new file mode 100644 index 000000000..544548ee7 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-iio-frequency-adf4371 @@ -0,0 +1,44 @@ +What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_frequency +KernelVersion: +Contact: linux-iio@vger.kernel.org +Description: + Stores the PLL frequency in Hz for channel Y. + Reading returns the actual frequency in Hz. + The ADF4371 has an integrated VCO with fundamendal output + frequency ranging from 4000000000 Hz 8000000000 Hz. + + out_altvoltage0_frequency: + A divide by 1, 2, 4, 8, 16, 32 or circuit generates + frequencies from 62500000 Hz to 8000000000 Hz. + out_altvoltage1_frequency: + This channel duplicates the channel 0 frequency + out_altvoltage2_frequency: + A frequency doubler generates frequencies from + 8000000000 Hz to 16000000000 Hz. + out_altvoltage3_frequency: + A frequency quadrupler generates frequencies from + 16000000000 Hz to 32000000000 Hz. + + Note: writes to one of the channels will affect the frequency of + all the other channels, since it involves changing the VCO + fundamental output frequency. + +What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_name +KernelVersion: +Contact: linux-iio@vger.kernel.org +Description: + Reading returns the datasheet name for channel Y:: + + out_altvoltage0_name: RF8x + out_altvoltage1_name: RFAUX8x + out_altvoltage2_name: RF16x + out_altvoltage3_name: RF32x + +What: /sys/bus/iio/devices/iio:deviceX/out_altvoltageY_powerdown +KernelVersion: +Contact: linux-iio@vger.kernel.org +Description: + This attribute allows the user to power down the PLL and it's + RFOut buffers. + Writing 1 causes the specified channel to power down. + Clearing returns to normal operation. -- cgit v1.2.3