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Date: Tue, 20 Dec 2022 14:48:36 +0800 From: yanhong wang <yanhong.wang@...rfivetech.com> To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>, <linux-riscv@...ts.infradead.org>, <netdev@...r.kernel.org>, <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org> CC: "David S . Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Rob Herring <robh+dt@...nel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Emil Renner Berthing <kernel@...il.dk>, Richard Cochran <richardcochran@...il.com>, Andrew Lunn <andrew@...n.ch>, Heiner Kallweit <hkallweit1@...il.com>, Peter Geis <pgwipeout@...il.com> Subject: Re: [PATCH v2 2/9] dt-bindings: net: snps,dwmac: Update the maxitems number of resets and reset-names On 2022/12/16 19:03, Krzysztof Kozlowski wrote: > On 16/12/2022 08:06, Yanhong Wang wrote: >> Some boards(such as StarFive VisionFive v2) require more than one value >> which defined by resets property, so the original definition can not >> meet the requirements. In order to adapt to different requirements, >> adjust the maxitems number from 1 to 3.. >> >> Signed-off-by: Yanhong Wang <yanhong.wang@...rfivetech.com> >> --- >> .../devicetree/bindings/net/snps,dwmac.yaml | 15 +++++++++++---- >> 1 file changed, 11 insertions(+), 4 deletions(-) >> >> diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml >> index e26c3e76ebb7..7870228b4cd3 100644 >> --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml >> +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml >> @@ -133,12 +133,19 @@ properties: >> - ptp_ref >> >> resets: >> - maxItems: 1 >> - description: >> - MAC Reset signal. >> + minItems: 1 >> + maxItems: 3 >> + additionalItems: true >> + items: >> + - description: MAC Reset signal >> >> reset-names: >> - const: stmmaceth >> + minItems: 1 >> + maxItems: 3 >> + additionalItems: true >> + contains: >> + enum: >> + - stmmaceth > > No, this is highly unspecific and you know affect all the schemas using > snps,dwmac.yaml. Both lists must be specific - for your device and for > others. > I have tried to define the resets in "starfive,jh71x0-dwmac.yaml", but it can not over-write the maxItems limit in "snps,dwmac.yaml",therefore, it will report error "reset-names: ['stmmaceth', 'ahb'] is too long" running "make dt_binding_check". Do you have any suggestions to deal with this situation? > Best regards, > Krzysztof >
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