Hi Neil, On Thu, Mar 23, 2023 at 02:10:44PM +0100, Neil Armstrong wrote: > Hi, > > On 23/03/2023 11:49, Krzysztof Kozlowski wrote: > > On 23/03/2023 11:25, Neil Armstrong wrote: > > > Fixes the following DT bindings check error: > > > ufshc@1d84000: Unevaluated properties are not allowed ('reg-names' was unexpected) > > > > > > Signed-off-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> > > > --- > > > arch/arm64/boot/dts/qcom/sm8450.dtsi | 1 - > > > 1 file changed, 1 deletion(-) > > > > > > diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi > > > index ef9bae2e6acc..8ecc48c7c5ef 100644 > > > --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi > > > +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi > > > @@ -3996,7 +3996,6 @@ ufs_mem_hc: ufshc@1d84000 { > > > "jedec,ufs-2.0"; > > > reg = <0 0x01d84000 0 0x3000>, > > > <0 0x01d88000 0 0x8000>; > > > - reg-names = "std", "ice"; > > > > This is also part of: > > https://lore.kernel.org/linux-arm-msm/20230308155838.1094920-8-abel.vesa@xxxxxxxxxx/#Z31arch:arm64:boot:dts:qcom:sm8450.dtsi > > but I actually wonder whether you just missed some binding patch? > > I'm aware of Abel's RFC patchset to support shared ICE, but this is a cleanup of the current DT, > and the current bindings schema doesn't document reg-names. > The ufs-qcom driver accesses the "ice" registers by name, so the reg-names can't be removed from the device tree. A few months ago there was a patch to fix the device tree schema for qcom,ufs to include the reg-names. It looks like that patch got missed, though: https://lore.kernel.org/r/20221209-dt-binding-ufs-v2-2-dc7a04699579@xxxxxxxxxxxxx - Eric