iio: dac: add ad5706r (part 2)#3326
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Add device tree binding documentation for the Analog Devices AD5706R 4-channel 16-bit current output digital-to-analog converter. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com> Signed-off-by: Alexis Czezar Torreno <alexisczezar.torreno@analog.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Add support for the Analog Devices AD5706R, a 4-channel 16-bit current output digital-to-analog converter with SPI interface. Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com> Signed-off-by: Alexis Czezar Torreno <alexisczezar.torreno@analog.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Imply ad5706r for build Signed-off-by: Alexis Czezar Torreno <alexisczezar.torreno@analog.com>
This commit adds the following device attributes to ad5706r - dev_addr, spi cmd can change to communicate up to 4 devices on same bus - addr_ascension pertaining to how multibyte registers are accessed - single_instr to choose whether streaming or single transaction - sampling_frequency for PWM frequency - hw_ldac_tg_state for PWM control of low or high - hw_ldac_tg_pwm to make the ldac pin into a pwm - multi_dac_input_a content for multi select channel load - multi_dac_sw_ldac_trigger to trigger the multi channel load - mux_out_sel for internal monitoring - hw_shutdown_state controls device enable pin Signed-off-by: Alexis Czezar Torreno <alexisczezar.torreno@analog.com>
This commit adds the documentation for the device attributes added on the ad5706r driver Signed-off-by: Alexis Czezar Torreno <alexisczezar.torreno@analog.com>
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PR Description
This is part 2 of series of patches to fully support ad5706r
refer to part 1 here: #3325
Adding device attributes to AD5706R, a quad 16-bit current output digital-to-analog converter with integrated precision reference.
Datasheet of AD5706R.
Features Implemented:
This PR is related to #3096
The upstream asked this to be split.
Part 1 - basic driver
Part 2 - device attributes (this)
Part 3 - Channel attributes
Part 4 - debugfs attributes
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PR Checklist