Re: [PATCH v7 0/4] iio: adc: Add support for LTC2378 and similar ADCs

[Andy Shevchenko <andriy.shevchenko@intel.com>]

On Thu, Jul 16, 2026 at 06:08:49PM -0300, Marcelo Schmitt wrote:
> This patch series adds support for LTC2378 and similar low noise, low power,
> high speed, successive approximation register (SAR) ADCs. These ADCs are similar
> among each other, varying mainly on the amount of precision bits, maximum sample
> rate, and input configuration (either fully differential or pseudo-differential).
> 
> Patch 1 adds device tree documentation for LTC2378.
> 
> Patch 2 enables single-shot sample read with a GPIO connected to the LTC2378 CNV pin.
> 
> Patch 3 enables high-speed data captures with SPI offloading.
> The setup is similar to AD4030, with a specialized PWM generator being used both
> for SPI offload triggering and conversion start signaling.
> 
> Patch 4 enables running buffered data captures without SPI offloading.
> 
> Even though these parts are somewhat similar to AD4000, the wiring configuration
> for LTC parts is different as well as the available HDL for high speed sample
> rate mode. Because of that, I propose creating a new device driver for
> supporting LTC2378-like devices.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>

for patches 2-4.

-- 
With Best Regards,
Andy Shevchenko