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,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 C68CDC67863 for ; Thu, 18 Oct 2018 23:45:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 87FA92087A for ; Thu, 18 Oct 2018 23:45:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=sifive.com header.i=@sifive.com header.b="nExKmF6i" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 87FA92087A 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 S1727285AbeJSHsh (ORCPT ); Fri, 19 Oct 2018 03:48:37 -0400 Received: from mail-pg1-f194.google.com ([209.85.215.194]:40374 "EHLO mail-pg1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726935AbeJSHsg (ORCPT ); Fri, 19 Oct 2018 03:48:36 -0400 Received: by mail-pg1-f194.google.com with SMTP id n31-v6so14921218pgm.7 for ; Thu, 18 Oct 2018 16:45:16 -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=A2MPfrcipe6KjyzuOTKm79jYFeEpW7P2PfxdGu7lFRo=; b=nExKmF6iGC5wCAYr0rpd37bS9TW2CGDiDLpdfPmlRUqQuOiNGfNeSIhtqz1DG5lrxN 4KvZ3odsuoOc8kwJZtWDL2Lf4OTKY6ejPVOLQgRSWREZIntzzii/j5N8/1RmZBQZhuJ8 wlC1ZyytAj2K+Uuzwq9qiGS0DXY/1W+mhuf+58wwcPExWAaFJAnVj5RLE5Cw9xuRRYYi ABrLRWCKux2yat+trPx0HRV2QBf1vyZKFhdtlczf3FPXrxdQFCKhp+sgCIe+gQetLRNz jpFObOQUAGXKWR6uAIYP6Nnaw2+1ppSqJXc7AK5zNPL1rXa+J6+odqmgAFBy7NgqrJcH QHUg== 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=A2MPfrcipe6KjyzuOTKm79jYFeEpW7P2PfxdGu7lFRo=; b=gJZuyLr97BdTLllJuMqXGARdr5c8mtmwYwIKDqLb0WRWi4XFc6oNUo9GUFy6AGSBzM CcoO2FzwtNx7gRWnItiUkcXp90upgnlPhIDuSB5hDCY9ucwzFQVlNWSqhFdyfQz+Dgvh OuuTpMYLh6QpfTpemrW1wfCARRCcC+qgYA8DIgu64ZYveCviUxErZtXz5ibd0FmMnsLX 7LS4x48n4vQyk+dbdR2BvJw+tXMTPYzUe32LErd+nCzl6Jpz3nOVramF2LJhdpYhe2Eu 8D80XWK+LTXXSbjoUGJEpWzhk79aE6aGhBeu0NSDUSCLM/1Lr+316PCocBLRoRRsIflO yL1w== X-Gm-Message-State: ABuFfoicK9os6uDfqNyeJe4XuJG2/RDckAtgPpQwyb0U5r7WQS6SRRuF +pGRoEid2FI4XSlUU42MpTZQJw== X-Google-Smtp-Source: ACcGV62M1pK7o5k11hm+dfuIQKOeXNHFeAUMuF/Po+BX1DwKriMxinpXJF0+qR/MnzFP3iOw299k6g== X-Received: by 2002:a65:6295:: with SMTP id f21-v6mr30637759pgv.167.1539906316265; Thu, 18 Oct 2018 16:45:16 -0700 (PDT) Received: from viisi.internal.sifive.com ([12.206.222.5]) by smtp.gmail.com with ESMTPSA id u77-v6sm35701784pfj.40.2018.10.18.16.45.15 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 18 Oct 2018 16:45:15 -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 1/2] dt-bindings: serial: add documentation for the SiFive UART driver Date: Thu, 18 Oct 2018 16:43:53 -0700 Message-Id: <20181018234352.26788-2-paul.walmsley@sifive.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181018234352.26788-1-paul.walmsley@sifive.com> References: <20181018234352.26788-1-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 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