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Miller" , Jakub Kicinski Cc: Rob Herring , Sergei Shtylyov , Florian Fainelli , Andrew Lunn , Oleksij Rempel , Philippe Schenker , Heiner Kallweit , Dan Murphy , Kazuya Mizuguchi , Wolfram Sang , Magnus Damm , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven Subject: [PATCH net-next v4 resend 3/5] dt-bindings: net: renesas,etheravb: Convert to json-schema Date: Thu, 1 Oct 2020 12:10:06 +0200 Message-Id: <20201001101008.14365-4-geert+renesas@glider.be> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201001101008.14365-1-geert+renesas@glider.be> References: <20201001101008.14365-1-geert+renesas@glider.be> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Convert the Renesas Ethernet AVB (EthernetAVB-IF) Device Tree binding documentation to json-schema. Add missing properties. Update the example to match reality. Signed-off-by: Geert Uytterhoeven Reviewed-by: Sergei Shtylyov Reviewed-by: Rob Herring Reviewed-by: Florian Fainelli --- v4: - Add Reviewed-by, v3: - Add Reviewed-by, v2: - Add Reviewed-by, - Replace "renesas,[rt]xc-delay-ps" by "[rt]x-internal-delay-ps", for which the base definition is imported from ethernet-controller.yaml. --- .../bindings/net/renesas,etheravb.yaml | 261 ++++++++++++++++++ .../devicetree/bindings/net/renesas,ravb.txt | 137 --------- 2 files changed, 261 insertions(+), 137 deletions(-) create mode 100644 Documentation/devicetree/bindings/net/renesas,etheravb.yaml delete mode 100644 Documentation/devicetree/bindings/net/renesas,ravb.txt diff --git a/Documentation/devicetree/bindings/net/renesas,etheravb.yaml b/Documentation/devicetree/bindings/net/renesas,etheravb.yaml new file mode 100644 index 0000000000000000..e13653051b23d5f7 --- /dev/null +++ b/Documentation/devicetree/bindings/net/renesas,etheravb.yaml @@ -0,0 +1,261 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/renesas,etheravb.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas Ethernet AVB + +maintainers: + - Sergei Shtylyov + +properties: + compatible: + oneOf: + - items: + - enum: + - renesas,etheravb-r8a7742 # RZ/G1H + - renesas,etheravb-r8a7743 # RZ/G1M + - renesas,etheravb-r8a7744 # RZ/G1N + - renesas,etheravb-r8a7745 # RZ/G1E + - renesas,etheravb-r8a77470 # RZ/G1C + - renesas,etheravb-r8a7790 # R-Car H2 + - renesas,etheravb-r8a7791 # R-Car M2-W + - renesas,etheravb-r8a7792 # R-Car V2H + - renesas,etheravb-r8a7793 # R-Car M2-N + - renesas,etheravb-r8a7794 # R-Car E2 + - const: renesas,etheravb-rcar-gen2 # R-Car Gen2 and RZ/G1 + + - items: + - enum: + - renesas,etheravb-r8a774a1 # RZ/G2M + - renesas,etheravb-r8a774b1 # RZ/G2N + - renesas,etheravb-r8a774c0 # RZ/G2E + - renesas,etheravb-r8a7795 # R-Car H3 + - renesas,etheravb-r8a7796 # R-Car M3-W + - renesas,etheravb-r8a77961 # R-Car M3-W+ + - renesas,etheravb-r8a77965 # R-Car M3-N + - renesas,etheravb-r8a77970 # R-Car V3M + - renesas,etheravb-r8a77980 # R-Car V3H + - renesas,etheravb-r8a77990 # R-Car E3 + - renesas,etheravb-r8a77995 # R-Car D3 + - const: renesas,etheravb-rcar-gen3 # R-Car Gen3 and RZ/G2 + + reg: true + + interrupts: true + + interrupt-names: true + + clocks: + maxItems: 1 + + iommus: + maxItems: 1 + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + + phy-mode: true + + phy-handle: true + + '#address-cells': + description: Number of address cells for the MDIO bus. + const: 1 + + '#size-cells': + description: Number of size cells on the MDIO bus. + const: 0 + + renesas,no-ether-link: + type: boolean + description: + Specify when a board does not provide a proper AVB_LINK signal. + + renesas,ether-link-active-low: + type: boolean + description: + Specify when the AVB_LINK signal is active-low instead of normal + active-high. + + rx-internal-delay-ps: + enum: [0, 1800] + + tx-internal-delay-ps: + enum: [0, 2000] + +patternProperties: + "^ethernet-phy@[0-9a-f]$": + type: object + $ref: ethernet-phy.yaml# + +required: + - compatible + - reg + - interrupts + - clocks + - power-domains + - resets + - phy-mode + - phy-handle + - '#address-cells' + - '#size-cells' + +allOf: + - $ref: ethernet-controller.yaml# + + - if: + properties: + compatible: + contains: + enum: + - renesas,etheravb-rcar-gen2 + - renesas,etheravb-r8a7795 + - renesas,etheravb-r8a7796 + - renesas,etheravb-r8a77961 + - renesas,etheravb-r8a77965 + then: + properties: + reg: + items: + - description: MAC register block + - description: Stream buffer + else: + properties: + reg: + items: + - description: MAC register block + + - if: + properties: + compatible: + contains: + const: renesas,etheravb-rcar-gen2 + then: + properties: + interrupts: + maxItems: 1 + interrupt-names: + items: + - const: mux + rx-internal-delay-ps: false + else: + properties: + interrupts: + minItems: 25 + maxItems: 25 + interrupt-names: + items: + pattern: '^ch[0-9]+$' + required: + - interrupt-names + - rx-internal-delay-ps + + - if: + properties: + compatible: + contains: + enum: + - renesas,etheravb-r8a774a1 + - renesas,etheravb-r8a774b1 + - renesas,etheravb-r8a7795 + - renesas,etheravb-r8a7796 + - renesas,etheravb-r8a77961 + - renesas,etheravb-r8a77965 + - renesas,etheravb-r8a77970 + - renesas,etheravb-r8a77980 + then: + required: + - tx-internal-delay-ps + else: + properties: + tx-internal-delay-ps: false + + - if: + properties: + compatible: + contains: + const: renesas,etheravb-r8a77995 + then: + properties: + rx-internal-delay-ps: + const: 1800 + + - if: + properties: + compatible: + contains: + const: renesas,etheravb-r8a77980 + then: + properties: + tx-internal-delay-ps: + const: 2000 + +additionalProperties: false + +examples: + - | + #include + #include + #include + #include + aliases { + ethernet0 = &avb; + }; + + avb: ethernet@e6800000 { + compatible = "renesas,etheravb-r8a7795", + "renesas,etheravb-rcar-gen3"; + reg = <0xe6800000 0x800>, <0xe6a00000 0x10000>; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + interrupt-names = "ch0", "ch1", "ch2", "ch3", "ch4", "ch5", "ch6", + "ch7", "ch8", "ch9", "ch10", "ch11", "ch12", + "ch13", "ch14", "ch15", "ch16", "ch17", "ch18", + "ch19", "ch20", "ch21", "ch22", "ch23", "ch24"; + clocks = <&cpg CPG_MOD 812>; + iommus = <&ipmmu_ds0 16>; + power-domains = <&sysc R8A7795_PD_ALWAYS_ON>; + resets = <&cpg 812>; + phy-mode = "rgmii"; + phy-handle = <&phy0>; + rx-internal-delay-ps = <0>; + tx-internal-delay-ps = <2000>; + #address-cells = <1>; + #size-cells = <0>; + + phy0: ethernet-phy@0 { + rxc-skew-ps = <1500>; + reg = <0>; + interrupt-parent = <&gpio2>; + interrupts = <11 IRQ_TYPE_LEVEL_LOW>; + reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>; + }; + }; diff --git a/Documentation/devicetree/bindings/net/renesas,ravb.txt b/Documentation/devicetree/bindings/net/renesas,ravb.txt deleted file mode 100644 index 4a62dd11d5c488f4..0000000000000000 --- a/Documentation/devicetree/bindings/net/renesas,ravb.txt +++ /dev/null @@ -1,137 +0,0 @@ -* Renesas Electronics Ethernet AVB - -This file provides information on what the device node for the Ethernet AVB -interface contains. - -Required properties: -- compatible: Must contain one or more of the following: - - "renesas,etheravb-r8a7742" for the R8A7742 SoC. - - "renesas,etheravb-r8a7743" for the R8A7743 SoC. - - "renesas,etheravb-r8a7744" for the R8A7744 SoC. - - "renesas,etheravb-r8a7745" for the R8A7745 SoC. - - "renesas,etheravb-r8a77470" for the R8A77470 SoC. - - "renesas,etheravb-r8a7790" for the R8A7790 SoC. - - "renesas,etheravb-r8a7791" for the R8A7791 SoC. - - "renesas,etheravb-r8a7792" for the R8A7792 SoC. - - "renesas,etheravb-r8a7793" for the R8A7793 SoC. - - "renesas,etheravb-r8a7794" for the R8A7794 SoC. - - "renesas,etheravb-rcar-gen2" as a fallback for the above - R-Car Gen2 and RZ/G1 devices. - - - "renesas,etheravb-r8a774a1" for the R8A774A1 SoC. - - "renesas,etheravb-r8a774b1" for the R8A774B1 SoC. - - "renesas,etheravb-r8a774c0" for the R8A774C0 SoC. - - "renesas,etheravb-r8a7795" for the R8A7795 SoC. - - "renesas,etheravb-r8a7796" for the R8A77960 SoC. - - "renesas,etheravb-r8a77961" for the R8A77961 SoC. - - "renesas,etheravb-r8a77965" for the R8A77965 SoC. - - "renesas,etheravb-r8a77970" for the R8A77970 SoC. - - "renesas,etheravb-r8a77980" for the R8A77980 SoC. - - "renesas,etheravb-r8a77990" for the R8A77990 SoC. - - "renesas,etheravb-r8a77995" for the R8A77995 SoC. - - "renesas,etheravb-rcar-gen3" as a fallback for the above - R-Car Gen3 and RZ/G2 devices. - - When compatible with the generic version, nodes must list the - SoC-specific version corresponding to the platform first followed by - the generic version. - -- reg: Offset and length of (1) the register block and (2) the stream buffer. - The region for the register block is mandatory. - The region for the stream buffer is optional, as it is only present on - R-Car Gen2 and RZ/G1 SoCs, and on R-Car H3 (R8A7795), M3-W (R8A77960), - M3-W+ (R8A77961), and M3-N (R8A77965). -- interrupts: A list of interrupt-specifiers, one for each entry in - interrupt-names. - If interrupt-names is not present, an interrupt specifier - for a single muxed interrupt. -- phy-mode: see ethernet.txt file in the same directory. -- phy-handle: see ethernet.txt file in the same directory. -- #address-cells: number of address cells for the MDIO bus, must be equal to 1. -- #size-cells: number of size cells on the MDIO bus, must be equal to 0. -- clocks: clock phandle and specifier pair. -- pinctrl-0: phandle, referring to a default pin configuration node. - -Optional properties: -- interrupt-names: A list of interrupt names. - For the R-Car Gen 3 SoCs this property is mandatory; - it should include one entry per channel, named "ch%u", - where %u is the channel number ranging from 0 to 24. - For other SoCs this property is optional; if present - it should contain "mux" for a single muxed interrupt. -- pinctrl-names: pin configuration state name ("default"). -- renesas,no-ether-link: boolean, specify when a board does not provide a proper - AVB_LINK signal. -- renesas,ether-link-active-low: boolean, specify when the AVB_LINK signal is - active-low instead of normal active-high. -- rx-internal-delay-ps: Internal RX clock delay. - This property is mandatory and valid only on R-Car Gen3 - and RZ/G2 SoCs. - Valid values are 0 and 1800. - A non-zero value is allowed only if phy-mode = "rgmii". - Zero is not supported on R-Car D3. -- tx-internal-delay-ps: Internal TX clock delay. - This property is mandatory and valid only on R-Car H3, - M3-W, M3-W+, M3-N, V3M, and V3H, and RZ/G2M and RZ/G2N. - Valid values are 0 and 2000. - A non-zero value is allowed only if phy-mode = "rgmii". - Zero is not supported on R-Car V3H. - -Example: - - ethernet@e6800000 { - compatible = "renesas,etheravb-r8a7795", "renesas,etheravb-rcar-gen3"; - reg = <0 0xe6800000 0 0x800>, <0 0xe6a00000 0 0x10000>; - interrupt-parent = <&gic>; - interrupts = , - , - , - , - , - , - , - , - , - , - , - , - , - , - , - , - , - , - , - , - , - , - , - , - ; - interrupt-names = "ch0", "ch1", "ch2", "ch3", - "ch4", "ch5", "ch6", "ch7", - "ch8", "ch9", "ch10", "ch11", - "ch12", "ch13", "ch14", "ch15", - "ch16", "ch17", "ch18", "ch19", - "ch20", "ch21", "ch22", "ch23", - "ch24"; - clocks = <&cpg CPG_MOD 812>; - power-domains = <&cpg>; - phy-mode = "rgmii"; - phy-handle = <&phy0>; - rx-internal-delay-ps = <0>; - tx-internal-delay-ps = <2000>; - - pinctrl-0 = <ðer_pins>; - pinctrl-names = "default"; - renesas,no-ether-link; - #address-cells = <1>; - #size-cells = <0>; - - phy0: ethernet-phy@0 { - rxc-skew-ps = <1500>; - reg = <0>; - interrupt-parent = <&gpio2>; - interrupts = <11 IRQ_TYPE_LEVEL_LOW>; - }; - }; -- 2.17.1