From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 029C1C43215 for ; Thu, 21 Nov 2019 19:24:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BD1072068F for ; Thu, 21 Nov 2019 19:24:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574364294; bh=v8qwQtqO7+7IXbxNF6mpOp8cvKguvA76ua3zCs+gonk=; h=References:In-Reply-To:From:Date:Subject:To:Cc:List-ID:From; b=Vuf5GeM9y9y1xDuPJBJgavevJuFsNFx5PjXq3L4TCvuRg3XSEebUV7IGDNHb/+SZN kX1B5cTwgF7WndVX1xcj/iNahZWgVsRGEoOy6khmXEx/Z+ey5rB9SqChYGYmFYf5u5 JCeeNKptMdqliotG2B2SLDROxQLbQqpzMNhW8ERU= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726948AbfKUTYx (ORCPT ); Thu, 21 Nov 2019 14:24:53 -0500 Received: from mail.kernel.org ([198.145.29.99]:51572 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726293AbfKUTYx (ORCPT ); Thu, 21 Nov 2019 14:24:53 -0500 Received: from mail-qk1-f181.google.com (mail-qk1-f181.google.com [209.85.222.181]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8F82E206DA; Thu, 21 Nov 2019 19:24:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574364291; bh=v8qwQtqO7+7IXbxNF6mpOp8cvKguvA76ua3zCs+gonk=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=fUeRdg6h8COOSs/5Nkm9wBl5fm+v7gyjB8Y2x3CPtKQ/O3IlZGaFkq2/wpFItK0gJ UOXDasy2HpPAPqor+OAy3nMDrP7ysE4YZy+OpB21jCJIgKlj9qXYb+GBqbAUphWtSq hX92GJw++WnO4iFH57Ex+ml++wkJ8rbZHR3fbGoM= Received: by mail-qk1-f181.google.com with SMTP id i19so4133278qki.2; Thu, 21 Nov 2019 11:24:51 -0800 (PST) X-Gm-Message-State: APjAAAUo5vQaLx+WOs+YkpweBOGNygkFaFc2HUUmtA8tWh2sY3/c5RAf rM3iGjk5uSf4ADPSYCiQ8NBb9+qxjVknFXx5/g== X-Google-Smtp-Source: APXvYqzBsWNUu1nzTcj5u5+SkuECwizSqPemoqPhEa2uIgUAQSq3Vk/bIVg/iQeB116Ri4RGcaeCFiqA8mabOmm0WcA= X-Received: by 2002:a37:81c6:: with SMTP id c189mr2575110qkd.223.1574364290557; Thu, 21 Nov 2019 11:24:50 -0800 (PST) MIME-Version: 1.0 References: <20191119221925.28426-1-grygorii.strashko@ti.com> <20191119221925.28426-7-grygorii.strashko@ti.com> In-Reply-To: <20191119221925.28426-7-grygorii.strashko@ti.com> From: Rob Herring Date: Thu, 21 Nov 2019 13:24:39 -0600 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v7 net-next 06/13] dt-bindings: net: ti: add new cpsw switch driver bindings To: Grygorii Strashko Cc: netdev , Ilias Apalodimas , Andrew Lunn , "David S . Miller" , Ivan Khoronzhuk , Jiri Pirko , Florian Fainelli , Sekhar Nori , "linux-kernel@vger.kernel.org" , linux-omap , Murali Karicheri , Ivan Vecera , devicetree@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Nov 19, 2019 at 4:19 PM Grygorii Strashko wrote: > > Add bindings for the new TI CPSW switch driver. Comparing to the legacy > bindings (net/cpsw.txt): > - ports definition follows DSA bindings (net/dsa/dsa.txt) and ports can be > marked as "disabled" if not physically wired. > - all deprecated properties dropped; > - all legacy propertiies dropped which represent constant HW cpapbilities > (cpdma_channels, ale_entries, bd_ram_size, mac_control, slaves, > active_slave) > - TI CPTS DT properties are reused as is, but grouped in "cpts" sub-node > - TI Davinci MDIO DT bindings are reused as is, because Davinci MDIO is > reused. > > Signed-off-by: Grygorii Strashko > --- > .../bindings/net/ti,cpsw-switch.yaml | 240 ++++++++++++++++++ > 1 file changed, 240 insertions(+) > create mode 100644 Documentation/devicetree/bindings/net/ti,cpsw-switch.yaml I see David has applied this already, but it still has numerous problems. Please send a follow-up. > > diff --git a/Documentation/devicetree/bindings/net/ti,cpsw-switch.yaml b/Documentation/devicetree/bindings/net/ti,cpsw-switch.yaml > new file mode 100644 > index 000000000000..81ae8cafabc1 > --- /dev/null > +++ b/Documentation/devicetree/bindings/net/ti,cpsw-switch.yaml > @@ -0,0 +1,240 @@ > +# SPDX-License-Identifier: GPL-2.0 For new bindings, please dual license: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/net/ti,cpsw-switch.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: TI SoC Ethernet Switch Controller (CPSW) Device Tree Bindings > + > +maintainers: > + - Grygorii Strashko > + - Sekhar Nori > + > +description: > + The 3-port switch gigabit ethernet subsystem provides ethernet packet > + communication and can be configured as an ethernet switch. It provides the > + gigabit media independent interface (GMII),reduced gigabit media > + independent interface (RGMII), reduced media independent interface (RMII), > + the management data input output (MDIO) for physical layer device (PHY) > + management. > + > +properties: > + compatible: > + oneOf: > + - const: ti,cpsw-switch > + - items: > + - const: ti,am335x-cpsw-switch > + - const: ti,cpsw-switch > + - items: > + - const: ti,am4372-cpsw-switch > + - const: ti,cpsw-switch > + - items: > + - const: ti,dra7-cpsw-switch > + - const: ti,cpsw-switch > + > + reg: > + maxItems: 1 > + description: > + The physical base address and size of full the CPSW module IO range > + > + ranges: true > + > + clocks: > + maxItems: 1 > + description: CPSW functional clock > + > + clock-names: > + maxItems: 1 > + items: > + - const: fck > + > + interrupts: > + items: > + - description: RX_THRESH interrupt > + - description: RX interrupt > + - description: TX interrupt > + - description: MISC interrupt > + > + interrupt-names: > + items: > + - const: "rx_thresh" > + - const: "rx" > + - const: "tx" > + - const: "misc" > + > + pinctrl-names: true > + > + syscon: > + $ref: /schemas/types.yaml#definitions/phandle > + description: > + Phandle to the system control device node which provides access to > + efuse IO range with MAC addresses Can't you use nvmem binding for this? > + > + Drop the extra blank line. > + ethernet-ports: > + type: object > + properties: > + '#address-cells': > + const: 1 > + '#size-cells': > + const: 0 > + > + patternProperties: > + "^port@[0-9]+$": > + type: object > + minItems: 1 > + maxItems: 2 These apply to arrays and don't make sense here. > + description: CPSW external ports > + > + allOf: > + - $ref: ethernet-controller.yaml# > + > + properties: > + reg: > + maxItems: 1 > + enum: [1, 2] You're mixing array and scalar constraints. What you want is: reg: items: - enum: [1, 2] > + description: CPSW port number > + > + phys: > + $ref: /schemas/types.yaml#definitions/phandle-array Drop this. 'phys' is standard and has a type definition already. > + maxItems: 1 > + description: phandle on phy-gmii-sel PHY > + > + label: > + $ref: /schemas/types.yaml#/definitions/string-array Same here. > + maxItems: 1 This too. 'label' should never be an array. > + description: label associated with this port > + > + ti,dual-emac-pvid: > + $ref: /schemas/types.yaml#/definitions/uint32 > + maxItems: 1 > + minimum: 1 > + maximum: 1024 allOf: - $ref: /schemas/types.yaml#/definitions/uint32 minimum: 1 maximum: 1024 > + description: > + Specifies default PORT VID to be used to segregate > + ports. Default value - CPSW port number. > + > + required: > + - reg > + - phys > + > + mdio: > + type: object > + allOf: > + - $ref: "ti,davinci-mdio.yaml#" > + description: > + CPSW MDIO bus. > + > + cpts: > + type: object > + description: > + The Common Platform Time Sync (CPTS) module > + > + properties: > + clocks: > + maxItems: 1 > + description: CPTS reference clock > + > + clock-names: > + maxItems: 1 Can drop this. Implied by 'items' list length. > + items: > + - const: cpts > + > + cpts_clock_mult: > + $ref: /schemas/types.yaml#/definitions/uint32 > + description: > + Numerator to convert input clock ticks into ns > + > + cpts_clock_shift: > + $ref: /schemas/types.yaml#/definitions/uint32 > + description: > + Denominator to convert input clock ticks into ns. > + Mult and shift will be calculated basing on CPTS rftclk frequency if > + both cpts_clock_shift and cpts_clock_mult properties are not provided. > + > + required: > + - clocks > + - clock-names > + > +required: > + - compatible > + - reg > + - ranges > + - clocks > + - clock-names > + - interrupts > + - interrupt-names > + - '#address-cells' > + - '#size-cells' > + > +examples: > + - | > + #include > + #include > + #include > + > + mac_sw: switch@0 { > + compatible = "ti,dra7-cpsw-switch","ti,cpsw-switch"; > + reg = <0x0 0x4000>; > + ranges = <0 0 0x4000>; > + clocks = <&gmac_main_clk>; > + clock-names = "fck"; > + #address-cells = <1>; > + #size-cells = <1>; > + syscon = <&scm_conf>; > + inctrl-names = "default", "sleep"; > + > + interrupts = , > + , > + , > + ; > + interrupt-names = "rx_thresh", "rx", "tx", "misc"; > + > + ethernet-ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + cpsw_port1: port@1 { > + reg = <1>; > + label = "port1"; > + mac-address = [ 00 00 00 00 00 00 ]; > + phys = <&phy_gmii_sel 1>; > + phy-handle = <ðphy0_sw>; > + phy-mode = "rgmii"; > + ti,dual_emac_pvid = <1>; > + }; > + > + cpsw_port2: port@2 { > + reg = <2>; > + label = "wan"; > + mac-address = [ 00 00 00 00 00 00 ]; > + phys = <&phy_gmii_sel 2>; > + phy-handle = <ðphy1_sw>; > + phy-mode = "rgmii"; > + ti,dual_emac_pvid = <2>; > + }; > + }; > + > + davinci_mdio_sw: mdio@1000 { > + compatible = "ti,cpsw-mdio","ti,davinci_mdio"; > + reg = <0x1000 0x100>; > + clocks = <&gmac_clkctrl DRA7_GMAC_GMAC_CLKCTRL 0>; > + clock-names = "fck"; > + #address-cells = <1>; > + #size-cells = <0>; > + bus_freq = <1000000>; > + > + ethphy0_sw: ethernet-phy@0 { > + reg = <0>; > + }; > + > + ethphy1_sw: ethernet-phy@1 { > + reg = <1>; > + }; > + }; > + > + cpts { > + clocks = <&gmac_clkctrl DRA7_GMAC_GMAC_CLKCTRL 25>; > + clock-names = "cpts"; > + }; > + }; > -- > 2.17.1 >