On Fri, Mar 14, 2025 at 02:31:12PM +0100, Krzysztof Kozlowski wrote: > On 14/03/2025 14:24, Ian Ray wrote: > > On Fri, Mar 14, 2025 at 01:55:47PM +0100, Krzysztof Kozlowski wrote: > >> On 14/03/2025 10:42, Ian Ray wrote: > >>> > >>> /* Get SNVS register Page */ > >>> @@ -148,6 +152,24 @@ static int imx_snvs_pwrkey_probe(struct platform_device *pdev) > >>> if (pdata->irq < 0) > >>> return -EINVAL; > >>> > >>> + if (!of_property_read_u32(np, "power-off-time-sec", &val)) { > >> > >> And when you test your DTS against binding what do you see? I suspect > >> new warning. > > > > I checked the build logs (from a clean workarea), plus run-time dmesg, > > both with the DTS change -- and without it. There are no new warnings > > (specifically nothing mentioning snvs-pwrkey or dts or power-off-time). > > > > If an invalid value (such as "42") is chosen then the probe fails with > > -EINVAL as expected. > > > > Is there something else that I should have checked? > > I don't know what your build logs process has. I meant dtbs_check > against the bindings. $ dt-validate -s Documentation/devicetree/bindings/input/input.yaml \ arch/arm64/boot/dts/freescale/imx8mp-ppdv2.dtb Generated no warnings. Which (IIUC) is as expected since there is no change to the bindings in this (v2) series. > > Best regards, > Krzysztof Thanks, Ian