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[66.90.144.107]) by smtp.gmail.com with ESMTPSA id s6-20020a05687087c600b001dd17c5356dsm985623oam.11.2023.10.16.05.59.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Oct 2023 05:59:31 -0700 (PDT) Received: (nullmailer pid 2593748 invoked by uid 1000); Mon, 16 Oct 2023 12:59:29 -0000 Date: Mon, 16 Oct 2023 07:59:29 -0500 From: Rob Herring To: Vladimir Oltean Cc: Linus Walleij , Andrew Lunn , Gregory Clement , Sebastian Hesselbarth , Krzysztof Kozlowski , Conor Dooley , Russell King , Florian Fainelli , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Christian Marangi , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: Re: [PATCH net-next v3 1/6] dt-bindings: marvell: Rewrite MV88E6xxx in schema Message-ID: <20231016125929.GB2578576-robh@kernel.org> References: <20231016-marvell-88e6152-wan-led-v3-0-38cd449dfb15@linaro.org> <20231016-marvell-88e6152-wan-led-v3-0-38cd449dfb15@linaro.org> <20231016-marvell-88e6152-wan-led-v3-1-38cd449dfb15@linaro.org> <20231016-marvell-88e6152-wan-led-v3-1-38cd449dfb15@linaro.org> <20231016110858.ljvjssqujuesu7kd@skbuf> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20231016110858.ljvjssqujuesu7kd@skbuf> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231016_055933_765169_179E7358 X-CRM114-Status: GOOD ( 38.87 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Oct 16, 2023 at 02:08:58PM +0300, Vladimir Oltean wrote: > On Mon, Oct 16, 2023 at 11:12:54AM +0200, Linus Walleij wrote: > > This is an attempt to rewrite the Marvell MV88E6xxx switch bindings > > in YAML schema. > > > > The current text binding says: > > WARNING: This binding is currently unstable. Do not program it into a > > FLASH never to be changed again. Once this binding is stable, this > > warning will be removed. > > > > Well that never happened before we switched to YAML markup, > > we can't have it like this, what about fixing the mess? > > Removing that remark seems in order. > > > > > Signed-off-by: Linus Walleij > > --- > > .../bindings/net/dsa/marvell,mv88e6xxx.yaml | 243 +++++++++++++++++++++ > > .../devicetree/bindings/net/dsa/marvell.txt | 109 --------- > > MAINTAINERS | 2 +- > > 3 files changed, 244 insertions(+), 110 deletions(-) > > > > diff --git a/Documentation/devicetree/bindings/net/dsa/marvell,mv88e6xxx.yaml b/Documentation/devicetree/bindings/net/dsa/marvell,mv88e6xxx.yaml > > new file mode 100644 > > index 000000000000..954db04147f8 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/net/dsa/marvell,mv88e6xxx.yaml > > @@ -0,0 +1,243 @@ > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > > +%YAML 1.2 > > +--- > > +$id: http://devicetree.org/schemas/net/dsa/marvell,mv88e6xxx.yaml# > > +$schema: http://devicetree.org/meta-schemas/core.yaml# > > + > > +title: Marvell MV88E6xxx DSA switch family > > + > > +maintainers: > > + - Andrew Lunn > > + > > +description: > > + The Marvell MV88E6xxx switch series has been produced and sold > > + by Marvell since at least 2010. The switch has a few compatibles which > > + just indicate the base address of the switch, then operating systems > > + can investigate switch ID registers to find out which actual version > > + of the switch it is dealing with. > > + > > +properties: > > + compatible: > > + oneOf: > > + - enum: > > + - marvell,mv88e6085 > > + - marvell,mv88e6190 > > + - marvell,mv88e6250 > > + description: | > > + marvell,mv88e6085: This switch uses base address 0x10. > > + This switch and its siblings will be autodetected from > > + ID registers found in the switch, so only "marvell,mv88e6085" should be > > + specified. This includes the following list of MV88Exxxx switches: > > + 6085, 6095, 6097, 6123, 6131, 6141, 6161, 6165, 6171, 6172, 6175, 6176, > > + 6185, 6240, 6320, 6321, 6341, 6350, 6351, 6352 > > + marvell,mv88e6190: This switch uses base address 0x00. > > + This switch and its siblings will be autodetected from > > + ID registers found in the switch, so only "marvell,mv88e6190" should be > > + specified. This includes the following list of MV88Exxxx switches: > > + 6190, 6190X, 6191, 6290, 6361, 6390, 6390X > > + marvell,mv88e6250: This switch uses base address 0x08 or 0x18. > > + This switch and its siblings will be autodetected from > > + ID registers found in the switch, so only "marvell,mv88e6250" should be > > + specified. This includes the following list of MV88Exxxx switches: > > + 6220, 6250 > > + > > + reg: > > + maxItems: 1 > > + > > + eeprom-length: > > + $ref: /schemas/types.yaml#/definitions/uint32 > > + description: Set to the length of an EEPROM connected to the switch. Must be > > + set if the switch can not detect the presence and/or size of a connected > > + EEPROM, otherwise optional. > > + > > + reset-gpios: > > + description: > > + GPIO to be used to reset the whole device > > + maxItems: 1 > > + > > + interrupts: > > + description: The switch provides an external interrupt line, but it is > > + not always used by target systems. > > + maxItems: 1 > > + > > + interrupt-controller: > > + description: The switch has an internal interrupt controller used by > > + the different sub-blocks. > > + > > + '#interrupt-cells': > > + description: The internal interrupt controller only supports triggering > > + on active high level interrupts so the second cell must alway be set to > > + IRQ_TYPE_LEVEL_HIGH. > > + const: 2 > > + > > + mdio: > > + $ref: /schemas/net/mdio.yaml# > > + unevaluatedProperties: false > > + description: Marvell MV88E6xxx switches have an varying combination of > > + internal and external MDIO buses, in some cases a combined bus that > > + can be used both internally and externally. This node is for the > > + primary bus, used internally and sometimes also externally. > > + > > + mdio-external: > > + $ref: /schemas/net/mdio.yaml# > > + unevaluatedProperties: false > > + description: Marvell MV88E6xxx switches that have a separate external > > + MDIO bus use this port to access external components on the MDIO bus. > > + > > + properties: > > + compatible: > > + const: marvell,mv88e6xxx-mdio-external > > + > > + required: > > + - compatible > > + > > +$ref: dsa.yaml# > > + > > +patternProperties: > > + "^(ethernet-)?ports$": > > + type: object > > + patternProperties: > > + "^(ethernet-)?port@[0-9]+$": > > + type: object > > + description: Ethernet switch ports > > + > > + $ref: dsa-port.yaml# > > + > > + unevaluatedProperties: false > > + > > +oneOf: > > + - required: > > + - ports > > + - required: > > + - ethernet-ports > > + > > +required: > > + - compatible > > + - reg > > + > > +unevaluatedProperties: false > > + > > +examples: > > + - | > > + #include > > + #include > > + mdio { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + switch0: switch@0 { > > ethernet-switch is preferred > > > + compatible = "marvell,mv88e6085"; > > + reg = <0>; > > + reset-gpios = <&gpio5 1 GPIO_ACTIVE_LOW>; > > + interrupt-parent = <&gpio0>; > > I don't see interrupt-parent as an accepted property in the schema. > Should interrupts-extended also be accepted? Both are implicitly accepted since 'interrupts' is. Rob _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel