On 28/11/2023 11:11, Nuno Sá wrote: > On Tue, 2023-11-28 at 10:33 +0100, Krzysztof Kozlowski wrote: >> On 27/11/2023 16:55, Nuno Sa via B4 Relay wrote: >>> From: Michael Hennerich <michael.hennerich@xxxxxxxxxx> >>> >> >> Subject: drop ".yaml" > > Will do... > >> >>> This patch adds support for an external amplifier to be connected in a >> >> Please do not use "This commit/patch", but imperative mood. See longer >> explanation here: >> https://elixir.bootlin.com/linux/v5.17.1/source/Documentation/process/submitting-patches.rst#L95 > > ack... > >> >>> gain of two configuration. >>> >>> Signed-off-by: Michael Hennerich <michael.hennerich@xxxxxxxxxx> >>> Signed-off-by: Nuno Sa <nuno.sa@xxxxxxxxxx> >>> --- >>> Documentation/devicetree/bindings/iio/dac/adi,ad5791.yaml | 5 +++++ >>> 1 file changed, 5 insertions(+) >>> >>> diff --git a/Documentation/devicetree/bindings/iio/dac/adi,ad5791.yaml >>> b/Documentation/devicetree/bindings/iio/dac/adi,ad5791.yaml >>> index 3a84739736f6..c81285d84db7 100644 >>> --- a/Documentation/devicetree/bindings/iio/dac/adi,ad5791.yaml >>> +++ b/Documentation/devicetree/bindings/iio/dac/adi,ad5791.yaml >>> @@ -26,6 +26,11 @@ properties: >>> vdd-supply: true >>> vss-supply: true >>> >>> + adi,rbuf-gain2-en: >>> + description: Specify to allow an external amplifier to be connected in >>> a >>> + gain of two configuration. >> >> I don't understand this. Without this property external amplifier is not >> allowed to be connected? This sounds like some policy, but should rather >> focus on hardware. >> > > Well, this really translates in a different configuration in the device. If this > is set then the device is configured to allow an external amplifier to be > connected in a gain of two configuration which depends on the HW setup you want > the chip to be. > > The description already states pretty much what the datasheet says. So while I > understand it's a fair question from you (you don't have the time to check all > datasheets for reviews you do), I'm not sure there's much more to add into the > description of the property. > OK, it's fine there. With earlier fixes: Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> Best regards, Krzysztof