From patchwork Wed Aug 26 04:33:41 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "G Jaya Kumaran, Vineetha" X-Patchwork-Id: 1351609 X-Patchwork-Delegate: kuba@kernel.org Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=intel.com Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4BbtMX3g8Mz9sSP for ; Wed, 26 Aug 2020 14:35:36 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726128AbgHZEff (ORCPT ); Wed, 26 Aug 2020 00:35:35 -0400 Received: from mga18.intel.com ([134.134.136.126]:38861 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725267AbgHZEfe (ORCPT ); Wed, 26 Aug 2020 00:35:34 -0400 IronPort-SDR: u1KUVjixSOGyCHeHJiABPWYbPpJ5Mr/nCdGFjs3VU+ZG0bvjg23I2dCuHotjXyPHEQszgd2AyV bSx3G9oRJLQA== X-IronPort-AV: E=McAfee;i="6000,8403,9724"; a="143897915" X-IronPort-AV: E=Sophos;i="5.76,354,1592895600"; d="scan'208";a="143897915" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Aug 2020 21:35:33 -0700 IronPort-SDR: Mjin69kpgkpJPvnWgsx5cGzmAhqVdUSEiCZNyaVl1nURBABA0pWPI2HcedqZlw/vGAI6CayZnP jGppo62/NkwQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,354,1592895600"; d="scan'208";a="373260405" Received: from vgjayaku-ilbpg7.png.intel.com ([10.88.227.96]) by orsmga001.jf.intel.com with ESMTP; 25 Aug 2020 21:35:31 -0700 From: vineetha.g.jaya.kumaran@intel.com To: davem@davemloft.net, kuba@kernel.org, mcoquelin.stm32@gmail.com, robh+dt@kernel.org Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, weifeng.voon@intel.com, hock.leong.kweh@intel.com, boon.leong.ong@intel.com, lakshmi.bai.raja.subramanian@intel.com Subject: [PATCH v3 1/2] dt-bindings: net: Add bindings for Intel Keem Bay Date: Wed, 26 Aug 2020 12:33:41 +0800 Message-Id: <1598416422-30796-2-git-send-email-vineetha.g.jaya.kumaran@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1598416422-30796-1-git-send-email-vineetha.g.jaya.kumaran@intel.com> References: <1598416422-30796-1-git-send-email-vineetha.g.jaya.kumaran@intel.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: "Vineetha G. Jaya Kumaran" Add Device Tree bindings documentation for the ethernet controller on Intel Keem Bay. Signed-off-by: Vineetha G. Jaya Kumaran --- .../devicetree/bindings/net/intel,dwmac-plat.yaml | 130 +++++++++++++++++++++ 1 file changed, 130 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/intel,dwmac-plat.yaml diff --git a/Documentation/devicetree/bindings/net/intel,dwmac-plat.yaml b/Documentation/devicetree/bindings/net/intel,dwmac-plat.yaml new file mode 100644 index 00000000..fa3ebba --- /dev/null +++ b/Documentation/devicetree/bindings/net/intel,dwmac-plat.yaml @@ -0,0 +1,130 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/intel,dwmac-plat.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Intel DWMAC glue layer Device Tree Bindings + +maintainers: + - Vineetha G. Jaya Kumaran + +select: + properties: + compatible: + contains: + enum: + - intel,keembay-dwmac + required: + - compatible + +allOf: + - $ref: "snps,dwmac.yaml#" + +properties: + compatible: + oneOf: + - items: + - enum: + - intel,keembay-dwmac + - const: snps,dwmac-4.10a + + clocks: + items: + - description: GMAC main clock + - description: PTP reference clock + - description: Tx clock + + clock-names: + items: + - const: stmmaceth + - const: ptp_ref + - const: tx_clk + +required: + - compatible + - clocks + - clock-names + +examples: +# FIXME: Remove defines and include the correct header file +# once it is available in mainline. + - | + #include + #include + #define MOVISOC_KMB_PSS_GBE + #define MOVISOC_KMB_PSS_AUX_GBE_PTP + #define MOVISOC_KMB_PSS_AUX_GBE_TX + + stmmac_axi_setup: stmmac-axi-config { + snps,lpi_en; + snps,wr_osr_lmt = <0x0>; + snps,rd_osr_lmt = <0x2>; + snps,blen = <0 0 0 0 16 8 4>; + }; + + mtl_rx_setup: rx-queues-config { + snps,rx-queues-to-use = <2>; + snps,rx-sched-sp; + queue0 { + snps,dcb-algorithm; + snps,map-to-dma-channel = <0x0>; + snps,priority = <0x0>; + }; + + queue1 { + snps,dcb-algorithm; + snps,map-to-dma-channel = <0x1>; + snps,priority = <0x1>; + }; + }; + + mtl_tx_setup: tx-queues-config { + snps,tx-queues-to-use = <2>; + snps,tx-sched-wrr; + queue0 { + snps,weight = <0x10>; + snps,dcb-algorithm; + snps,priority = <0x0>; + }; + + queue1 { + snps,weight = <0x10>; + snps,dcb-algorithm; + snps,priority = <0x1>; + }; + }; + + gmac0: ethernet@3a000000 { + compatible = "intel,keembay-dwmac", "snps,dwmac-4.10a"; + interrupts = ; + interrupt-names = "macirq"; + reg = <0x3a000000 0x8000>; + snps,perfect-filter-entries = <128>; + phy-handle = <ð_phy0>; + phy-mode = "rgmii"; + rx-fifo-depth = <4096>; + tx-fifo-depth = <4096>; + clock-names = "stmmaceth", "ptp_ref", "tx_clk"; + clocks = <&scmi_clk MOVISOC_KMB_PSS_GBE>, + <&scmi_clk MOVISOC_KMB_PSS_AUX_GBE_PTP>, + <&scmi_clk MOVISOC_KMB_PSS_AUX_GBE_TX>; + snps,pbl = <0x4>; + snps,axi-config = <&stmmac_axi_setup>; + snps,mtl-rx-config = <&mtl_rx_setup>; + snps,mtl-tx-config = <&mtl_tx_setup>; + snps,tso; + status = "okay"; + + mdio0 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,dwmac-mdio"; + + ethernet-phy@0 { + reg = <0>; + }; + }; + }; + +...