Re: [PATCH v4 1/9] iio: dac: mcp47feb02: initialize dac_data field in channel data struct at probe

From: Andy Shevchenko

Date: Wed Aug 19 2026 - 10:19:09 EST


On Wed, Aug 19, 2026 at 03:41:05PM +0300, Ariana Lazar wrote:
> Read DAC value register to initialize corresponding field in channel_data
> struct when the module is inserted.

Since we have a cache enabled for regmap, can we rather read back initial HW
values at the probe time for all non-volatile or precise registers?

--
With Best Regards,
Andy Shevchenko