Re: [PATCH v2 0/5] iio: dac: ad5758: fix the 4 mA to 20 mA current range

From: Jonathan Cameron

Date: Sun Oct 18 2026 - 17:29:01 EST


On Wed, 7 Oct 2026 00:32:08 +0900
Arka Mondal <arka@xxxxxxxxxxxxxx> wrote:

> These are patches 4 and 5 of the v1 series, with the deprecated
> <4 24000> value dropped as Rob Herring <robh@xxxxxxxxxx> and
> Jonathan Cameron <jic23@xxxxxxxxxx> asked. Patches 1 to 3 are already
> applied on togreg and are not resent.
>
> The binding and the driver give the 4 mA to 20 mA range as <4 24000>,
> which is 4 uA to 24 mA. The data sheet (Rev. B, Table 32) and the
> original text binding say range code 1010 is 4 mA to 20 mA..
Applied to the fixes-togreg branch of iio.git. I'll rebase that on rc1
once available.

Thanks,

Jonathan

>
> Changes since v1:
> - binding: replace <4 24000> with <4000 20000>, instead of adding the
> correct pair and marking the old one deprecated.
> - driver: drop the mapping from <4 24000> to the corrected range.
>
> A device tree that still has <4 24000> now fails the binding check, and
> probe stops with "range invalid".
>
> Compile tested only; no relevant hardware available. The binding was
> checked with make dt_binding_check and with test device trees:
> <4000 20000> is accepted, <4 24000> is now rejected.
>
> Link: https://lore.kernel.org/r/20260918122032.134947-1-arka@xxxxxxxxxxxxxx
>
> Arka Mondal (2):
> dt-bindings: iio: dac: adi,ad5758: Fix the 4 mA to 20 mA current range
> iio: dac: ad5758: Fix the 4 mA to 20 mA current range
>
> Documentation/devicetree/bindings/iio/dac/adi,ad5758.yaml | 4 ++--
> drivers/iio/dac/ad5758.c | 4 ++--
> 2 files changed, 4 insertions(+), 4 deletions(-)
>
>
> base-commit: a3b3580713f3ac5a32dc2874ee546828977a1d68