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Message-ID: <20230328062009.25454-4-samin.guo@starfivetech.com> Date: Tue, 28 Mar 2023 14:20:06 +0800 From: Samin Guo <samin.guo@...rfivetech.com> To: <linux-kernel@...r.kernel.org>, <linux-riscv@...ts.infradead.org>, <devicetree@...r.kernel.org>, <netdev@...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>, Jose Abreu <joabreu@...opsys.com>, Richard Cochran <richardcochran@...il.com>, Conor Dooley <conor@...nel.org>, Paul Walmsley <paul.walmsley@...ive.com>, Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, Andrew Lunn <andrew@...n.ch>, Heiner Kallweit <hkallweit1@...il.com>, Peter Geis <pgwipeout@...il.com>, Yanhong Wang <yanhong.wang@...rfivetech.com>, Samin Guo <samin.guo@...rfivetech.com>, Tommaso Merciai <tomm.merciai@...il.com> Subject: [net-next v9 3/6] dt-bindings: net: snps,dwmac: Add 'ahb' reset/reset-name According to: stmmac_platform.c: stmmac_probe_config_dt stmmac_main.c: stmmac_dvr_probe dwmac controller may require one (stmmaceth) or two (stmmaceth+ahb) reset signals, and the maxItems of resets/reset-names is going to be 2. The gmac of Starfive Jh7110 SOC must have two resets. it uses snps,dwmac-5.20 IP. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org> Signed-off-by: Samin Guo <samin.guo@...rfivetech.com> --- .../devicetree/bindings/net/snps,dwmac.yaml | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml index 01b056ab71f7..e4519cf722ab 100644 --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml @@ -133,12 +133,16 @@ properties: - ptp_ref resets: - maxItems: 1 - description: - MAC Reset signal. + minItems: 1 + items: + - description: GMAC stmmaceth reset + - description: AHB reset reset-names: - const: stmmaceth + minItems: 1 + items: + - const: stmmaceth + - const: ahb power-domains: maxItems: 1 -- 2.17.1
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