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=-8.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 AAD23ECDE3D for ; Fri, 19 Oct 2018 18:48:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6F31A214EE for ; Fri, 19 Oct 2018 18:48:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=sifive.com header.i=@sifive.com header.b="QyIDZkhD" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6F31A214EE Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=sifive.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727988AbeJTC4I (ORCPT ); Fri, 19 Oct 2018 22:56:08 -0400 Received: from mail-io1-f68.google.com ([209.85.166.68]:47049 "EHLO mail-io1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727410AbeJTC4H (ORCPT ); Fri, 19 Oct 2018 22:56:07 -0400 Received: by mail-io1-f68.google.com with SMTP id t7-v6so23596560ioj.13 for ; Fri, 19 Oct 2018 11:48:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=KHJXfG7Y0xQkyTOnP5dwDTuUGV80eAqpfuxXYLtQfk0=; b=QyIDZkhDfja4pVEr4POteuKtXIQdBuc2PcMz11Jy4g2ytDD/FBIhv1rxvo9lbflKzS 3/SOPpGsAliCyDMiwG/+OOUark9AbexNsTM0N8o3tP88D4ZzefJ+OMe9lW4PUU/j5zxn wi65cBJhrmD+a5MTTTe1PZX9t97jYN++BZumU25OnUrCrjl5pvujqJ113QqgeYvHzPW4 RUSMOVbC5MFbXFIPla0jcFmseP5X6x96TXiCdfYRrhtsEqCIGdhKlGlIfE/BUoNLm/3g NcXKjrD5gJvXIgPdx7Gi54GHx9iWOu7j8eu8LMEwHqXj5HkC+KPE+/Iaf1/TbxWbK15F NFgw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=KHJXfG7Y0xQkyTOnP5dwDTuUGV80eAqpfuxXYLtQfk0=; b=LQZwsYWHQAxNfpgg2/Yooa4LXSxy7D+9jBJKzM9Cj4xBFrhq7d1iDn+GT6TyDqTtwT 3YOsiEfjgQgpJE819ZMZul9iWJ4yE/381sbrBUq+k/CRq67eLqa1pXyeEcJyw4SbhSMd q2xtyIh62Jtck5I+u3pvyZE4SDJ9DOJ/GSEp0xVYbTZt9ykM6/MDWUWBpXh2iQvtfnEa htYXMreWmmuTcYoQfLybi94cCsKcI+SW3MBrop88BnuWE8F0XOGTZ9V/1h2aUU+5TiLy u5N7giYdfccRrm0pRqDx76Zm7LqLPEt07XYt94YFirHE5hO8i0ex0mrKW9+5wJvyjcyO VEAA== X-Gm-Message-State: AGRZ1gKZHaAC+G2bHx4GjI9Cw61ddMae9l6g2i+OrLTHsLvQ7XJ9Z6zx sIWB/TKMsMTZnl/K9t9TARDBSA== X-Google-Smtp-Source: AJdET5dI4UtJSsCWSc4FcShxm38Lobwpp0/+NPC/PgybWYKO5lGtbvrgSs3mQLG160JmlaCn0XDCuA== X-Received: by 2002:a6b:3b54:: with SMTP id i81-v6mr3642373ioa.133.1539974929039; Fri, 19 Oct 2018 11:48:49 -0700 (PDT) Received: from viisi.dia.dnvr ([67.133.97.101]) by smtp.gmail.com with ESMTPSA id f9-v6sm7528873iok.25.2018.10.19.11.48.48 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 19 Oct 2018 11:48:48 -0700 (PDT) From: Paul Walmsley To: linux-serial@vger.kernel.org Cc: Paul Walmsley , devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Greg Kroah-Hartman , Rob Herring , Mark Rutland , Palmer Dabbelt , Paul Walmsley Subject: [PATCH v2 1/2] dt-bindings: serial: add documentation for the SiFive UART driver Date: Fri, 19 Oct 2018 11:48:27 -0700 Message-Id: <20181019184827.12351-2-paul.walmsley@sifive.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181019184827.12351-1-paul.walmsley@sifive.com> References: <20181019184827.12351-1-paul.walmsley@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add DT binding documentation for the Linux driver for the SiFive asynchronous serial IP block. Nothing too exotic. Cc: linux-serial@vger.kernel.org Cc: devicetree@vger.kernel.org Cc: linux-riscv@lists.infradead.org Cc: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman Cc: Rob Herring Cc: Mark Rutland Cc: Palmer Dabbelt Reviewed-by: Palmer Dabbelt Signed-off-by: Paul Walmsley Signed-off-by: Paul Walmsley --- .../bindings/serial/sifive-serial.txt | 21 +++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 Documentation/devicetree/bindings/serial/sifive-serial.txt diff --git a/Documentation/devicetree/bindings/serial/sifive-serial.txt b/Documentation/devicetree/bindings/serial/sifive-serial.txt new file mode 100644 index 000000000000..8982338512f5 --- /dev/null +++ b/Documentation/devicetree/bindings/serial/sifive-serial.txt @@ -0,0 +1,21 @@ +SiFive asynchronous serial interface (UART) + +Required properties: + +- compatible: should be "sifive,fu540-c000-uart0" or "sifive,uart0" +- reg: address and length of the register space +- interrupt-parent: should contain a phandle pointing to the SoC interrupt + controller device node that the UART interrupts are connected to +- interrupts: Should contain the UART interrupt identifier +- clocks: Should contain a clock identifier for the UART's parent clock + + +Example: + +uart0: serial@10010000 { + compatible = "sifive,uart0"; + interrupt-parent = <&plic0>; + interrupts = <80>; + reg = <0x0 0x10010000 0x0 0x1000>; + clocks = <&prci PRCI_CLK_TLCLK>; +}; -- 2.19.1