From patchwork Mon Jul 24 11:29:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: MD Danish Anwar X-Patchwork-Id: 124893 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:9010:0:b0:3e4:2afc:c1 with SMTP id l16csp1758368vqg; Mon, 24 Jul 2023 05:17:19 -0700 (PDT) X-Google-Smtp-Source: APBJJlECTPb0ehzYUrNbppdsg3iC5lvubCZ+L49jsT8eyOzKInYtkAldMhbNn4PGfa2dY4KmpOf2 X-Received: by 2002:a05:6358:7e05:b0:135:615a:309d with SMTP id o5-20020a0563587e0500b00135615a309dmr8802257rwm.7.1690201038875; Mon, 24 Jul 2023 05:17:18 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1690201038; cv=none; d=google.com; s=arc-20160816; b=WRaxoJB1zIg432TGaOmz/bigss+yk1gyazfBqaPkT4vVLIjg1x39n+LzQ7ysHAgnMb r9F6/jubcSydSDnw8v1nnnZxCFZlonIw0kCM+4bXMHBoQHDvcYZUOnShl1GzMOMR/6gP 4GkqrnCJa9URQ04uhSoX5fu7riY0r8y4Ats10NAePEqTunDHy2XMJDyokfiS9dgtc9Ae E7Ng7SyTVssyU0pa4sqVgGm3cuVQYhX3Mhq3qsxhNbXXj1NJvdVlkkHqPz478K8Ez/fD gX8lFtBZQNUlm8Bd/rEmav7K/Ha9mDdQgdPVZd7dLD/bWvMACx3NWwZfuSpcXeDEY2ZK WSOw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=smVydxMalxHgouncgyjQ283GOG2TDd6zuCo8jnW7iGs=; fh=TO4fkcEI9b5r/wMetIII7RIVPqbK0XaoWpj6Tf2aW8M=; b=dTCA+y63EfbrwLj2+K4hsZhEuI67qnhShcg1YSqNuYWjv5e7M8m3OOWNz7jZccGHIO uWdOxP7g2vfhZA5c5XOC1Wh0XpXRi5SCDn9Z+BI9ikqDw/XAyPy185If/xdmv3ejuQy1 LS7u/2CoJrr5ka22SPuFpvntuHWHDhCZ4sQ2SUlOBwl2c+gPD/m8yTc+oBz75C3saGHT unBPV68V7HEeuv+GcwYYlufY/n3wfOmC8Hpuze6JtrBxFSmQvI1KBod+lLHeXzy9w8jt n+rY13M0kVZw1dQ+OW6OW1phMhLKgnY4LeP1+OIADfW2KmWx0JR09U5Sfgm7v7LsggSS sDJQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b="Jqxwg/xp"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id l66-20020a633e45000000b0055c5b8a889csi8876610pga.448.2023.07.24.05.17.05; Mon, 24 Jul 2023 05:17:18 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b="Jqxwg/xp"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229892AbjGXLbA (ORCPT + 99 others); Mon, 24 Jul 2023 07:31:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50618 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229823AbjGXLaw (ORCPT ); Mon, 24 Jul 2023 07:30:52 -0400 Received: from lelv0142.ext.ti.com (lelv0142.ext.ti.com [198.47.23.249]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4656910F6; Mon, 24 Jul 2023 04:30:34 -0700 (PDT) Received: from lelv0265.itg.ti.com ([10.180.67.224]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 36OBUFWk072104; Mon, 24 Jul 2023 06:30:15 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1690198215; bh=smVydxMalxHgouncgyjQ283GOG2TDd6zuCo8jnW7iGs=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=Jqxwg/xp52qAx++qX5kPviOszCIzacbTyzQsD6OsKWr35ZyrBK3J+ADsrreyh9zdr 6APN5YRPgJ30VjeGN8xq+JFiWDqLZvPbUSJnLMRVpJz4DiL/gk4qGyDRm9Z5D/Sbbv zQ/6sGvLL6WKSwj9iBfJE0CywjrecoHfCUFFETKo= Received: from DLEE107.ent.ti.com (dlee107.ent.ti.com [157.170.170.37]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 36OBUFk3023086 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 24 Jul 2023 06:30:15 -0500 Received: from DLEE113.ent.ti.com (157.170.170.24) by DLEE107.ent.ti.com (157.170.170.37) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Mon, 24 Jul 2023 06:30:15 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DLEE113.ent.ti.com (157.170.170.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Mon, 24 Jul 2023 06:30:15 -0500 Received: from fllv0122.itg.ti.com (fllv0122.itg.ti.com [10.247.120.72]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 36OBUFlG065936; Mon, 24 Jul 2023 06:30:15 -0500 Received: from localhost (uda0501179.dhcp.ti.com [172.24.227.217]) by fllv0122.itg.ti.com (8.14.7/8.14.7) with ESMTP id 36OBUE1e007630; Mon, 24 Jul 2023 06:30:15 -0500 From: MD Danish Anwar To: Randy Dunlap , Roger Quadros , Simon Horman , Vignesh Raghavendra , Andrew Lunn , Richard Cochran , Conor Dooley , Krzysztof Kozlowski , Rob Herring , Paolo Abeni , Jakub Kicinski , Eric Dumazet , "David S. Miller" , MD Danish Anwar CC: , , , , , , Subject: [PATCH v11 05/10] dt-bindings: net: Add ICSSG Ethernet Date: Mon, 24 Jul 2023 16:59:29 +0530 Message-ID: <20230724112934.2637802-6-danishanwar@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230724112934.2637802-1-danishanwar@ti.com> References: <20230724112934.2637802-1-danishanwar@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1772304244421098579 X-GMAIL-MSGID: 1772304244421098579 Add a YAML binding document for the ICSSG Programmable real time unit based Ethernet hardware. The ICSSG driver uses the PRU and PRUSS consumer APIs to interface the PRUs and load/run the firmware for supporting ethernet functionality. Reviewed-by: Rob Herring Signed-off-by: MD Danish Anwar --- .../bindings/net/ti,icssg-prueth.yaml | 184 ++++++++++++++++++ 1 file changed, 184 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml diff --git a/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml b/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml new file mode 100644 index 000000000000..8ec30b3eb760 --- /dev/null +++ b/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml @@ -0,0 +1,184 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/ti,icssg-prueth.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments ICSSG PRUSS Ethernet + +maintainers: + - Md Danish Anwar + +description: + Ethernet based on the Programmable Real-Time Unit and Industrial + Communication Subsystem. + +allOf: + - $ref: /schemas/remoteproc/ti,pru-consumer.yaml# + +properties: + compatible: + enum: + - ti,am654-icssg-prueth # for AM65x SoC family + + sram: + $ref: /schemas/types.yaml#/definitions/phandle + description: + phandle to MSMC SRAM node + + dmas: + maxItems: 10 + + dma-names: + items: + - const: tx0-0 + - const: tx0-1 + - const: tx0-2 + - const: tx0-3 + - const: tx1-0 + - const: tx1-1 + - const: tx1-2 + - const: tx1-3 + - const: rx0 + - const: rx1 + + ti,mii-g-rt: + $ref: /schemas/types.yaml#/definitions/phandle + description: + phandle to MII_G_RT module's syscon regmap. + + ti,mii-rt: + $ref: /schemas/types.yaml#/definitions/phandle + description: + phandle to MII_RT module's syscon regmap + + interrupts: + maxItems: 2 + description: + Interrupt specifiers to TX timestamp IRQ. + + interrupt-names: + items: + - const: tx_ts0 + - const: tx_ts1 + + ethernet-ports: + type: object + additionalProperties: false + + properties: + '#address-cells': + const: 1 + '#size-cells': + const: 0 + + patternProperties: + ^port@[0-1]$: + type: object + description: ICSSG PRUETH external ports + $ref: ethernet-controller.yaml# + unevaluatedProperties: false + + properties: + reg: + items: + - enum: [0, 1] + description: ICSSG PRUETH port number + + interrupts: + maxItems: 1 + + ti,syscon-rgmii-delay: + items: + - items: + - description: phandle to system controller node + - description: The offset to ICSSG control register + $ref: /schemas/types.yaml#/definitions/phandle-array + description: + phandle to system controller node and register offset + to ICSSG control register for RGMII transmit delay + + required: + - reg + anyOf: + - required: + - port@0 + - required: + - port@1 + +required: + - compatible + - sram + - dmas + - dma-names + - ethernet-ports + - ti,mii-g-rt + - interrupts + - interrupt-names + +unevaluatedProperties: false + +examples: + - | + /* Example k3-am654 base board SR2.0, dual-emac */ + pruss2_eth: ethernet { + compatible = "ti,am654-icssg-prueth"; + pinctrl-names = "default"; + pinctrl-0 = <&icssg2_rgmii_pins_default>; + sram = <&msmc_ram>; + + ti,prus = <&pru2_0>, <&rtu2_0>, <&tx_pru2_0>, + <&pru2_1>, <&rtu2_1>, <&tx_pru2_1>; + firmware-name = "ti-pruss/am65x-pru0-prueth-fw.elf", + "ti-pruss/am65x-rtu0-prueth-fw.elf", + "ti-pruss/am65x-txpru0-prueth-fw.elf", + "ti-pruss/am65x-pru1-prueth-fw.elf", + "ti-pruss/am65x-rtu1-prueth-fw.elf", + "ti-pruss/am65x-txpru1-prueth-fw.elf"; + ti,pruss-gp-mux-sel = <2>, /* MII mode */ + <2>, + <2>, + <2>, /* MII mode */ + <2>, + <2>; + dmas = <&main_udmap 0xc300>, /* egress slice 0 */ + <&main_udmap 0xc301>, /* egress slice 0 */ + <&main_udmap 0xc302>, /* egress slice 0 */ + <&main_udmap 0xc303>, /* egress slice 0 */ + <&main_udmap 0xc304>, /* egress slice 1 */ + <&main_udmap 0xc305>, /* egress slice 1 */ + <&main_udmap 0xc306>, /* egress slice 1 */ + <&main_udmap 0xc307>, /* egress slice 1 */ + <&main_udmap 0x4300>, /* ingress slice 0 */ + <&main_udmap 0x4301>; /* ingress slice 1 */ + dma-names = "tx0-0", "tx0-1", "tx0-2", "tx0-3", + "tx1-0", "tx1-1", "tx1-2", "tx1-3", + "rx0", "rx1"; + ti,mii-g-rt = <&icssg2_mii_g_rt>; + interrupt-parent = <&icssg2_intc>; + interrupts = <24 0 2>, <25 1 3>; + interrupt-names = "tx_ts0", "tx_ts1"; + ethernet-ports { + #address-cells = <1>; + #size-cells = <0>; + pruss2_emac0: port@0 { + reg = <0>; + phy-handle = <&pruss2_eth0_phy>; + phy-mode = "rgmii-id"; + interrupts-extended = <&icssg2_intc 24>; + ti,syscon-rgmii-delay = <&scm_conf 0x4120>; + /* Filled in by bootloader */ + local-mac-address = [00 00 00 00 00 00]; + }; + + pruss2_emac1: port@1 { + reg = <1>; + phy-handle = <&pruss2_eth1_phy>; + phy-mode = "rgmii-id"; + interrupts-extended = <&icssg2_intc 25>; + ti,syscon-rgmii-delay = <&scm_conf 0x4124>; + /* Filled in by bootloader */ + local-mac-address = [00 00 00 00 00 00]; + }; + }; + };