On Tue, May 03, 2022 at 02:19:39PM +0200, Krzysztof Kozlowski wrote: > On 29/04/2022 23:11, Nícolas F. R. A. Prado wrote: > > The SCP has three memory regions: sram, l1tcm and cfg. Only sram is > > required, the other two are optional. Fix the dt-binding so that the > > optional regions can be omitted and passed in any order. > > No, cannot be passed in any order. > > > > > Also add the missing minItems to the reg property and update the > > description. > > > > Signed-off-by: Nícolas F. R. A. Prado <nfraprado@xxxxxxxxxxxxx> > > > > --- > > > > .../devicetree/bindings/remoteproc/mtk,scp.yaml | 12 +++++++++--- > > 1 file changed, 9 insertions(+), 3 deletions(-) > > > > diff --git a/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml b/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml > > index 823a236242de..ec9ddeb6ca2c 100644 > > --- a/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml > > +++ b/Documentation/devicetree/bindings/remoteproc/mtk,scp.yaml > > @@ -24,14 +24,20 @@ properties: > > reg: > > description: > > Should contain the address ranges for memory regions SRAM, CFG, and > > - L1TCM. > > + L1TCM. Only SRAM is required, while CFG and L1TCM are optional. > > + minItems: 1 > > maxItems: 3 > > > > reg-names: > > + minItems: 1 > > items: > > - const: sram > > - - const: cfg > > - - const: l1tcm > > + - enum: > > + - l1tcm > > + - cfg > > + - enum: > > + - l1tcm > > + - cfg > > This allows them in any combination which is not what we want. If both > are optional and both can appear, then last should be a const:l1tcm. Hi Krzysztof, yes, that's the case. I'll update it in v3 then. Thanks, Nícolas > > Best regards, > Krzysztof