From patchwork Wed Jul 11 12:29:33 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Phil Edworthy X-Patchwork-Id: 10519649 X-Patchwork-Delegate: geert@linux-m68k.org Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id A8AC3601D4 for ; Wed, 11 Jul 2018 12:30:19 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8EA7628E06 for ; Wed, 11 Jul 2018 12:30:19 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8CE0A28E5D; Wed, 11 Jul 2018 12:30:19 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 41CFE28E46 for ; Wed, 11 Jul 2018 12:30:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732925AbeGKMeY (ORCPT ); Wed, 11 Jul 2018 08:34:24 -0400 Received: from relmlor4.renesas.com ([210.160.252.174]:43763 "EHLO relmlie3.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1732884AbeGKMeY (ORCPT ); Wed, 11 Jul 2018 08:34:24 -0400 Received: from unknown (HELO relmlir1.idc.renesas.com) ([10.200.68.151]) by relmlie3.idc.renesas.com with ESMTP; 11 Jul 2018 21:30:16 +0900 Received: from relmlii1.idc.renesas.com (relmlii1.idc.renesas.com [10.200.68.65]) by relmlir1.idc.renesas.com (Postfix) with ESMTP id 95BF68C2D5; Wed, 11 Jul 2018 21:30:16 +0900 (JST) X-IronPort-AV: E=Sophos;i="5.51,338,1526310000"; d="scan'208";a="285085633" Received: from unknown (HELO vbox.ree.adwin.renesas.com) ([10.226.37.67]) by relmlii1.idc.renesas.com with ESMTP; 11 Jul 2018 21:30:14 +0900 From: Phil Edworthy To: Rob Herring , Greg Kroah-Hartman , Mark Rutland Cc: Geert Uytterhoeven , Simon Horman , linux-serial@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Phil Edworthy , devicetree@vger.kernel.org Subject: [PATCH 1/2] dt: serial: Add Renesas RZ/N1 binding documentation Date: Wed, 11 Jul 2018 13:29:33 +0100 Message-Id: <1531312174-17489-2-git-send-email-phil.edworthy@renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1531312174-17489-1-git-send-email-phil.edworthy@renesas.com> References: <1531312174-17489-1-git-send-email-phil.edworthy@renesas.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The RZ/N1 UART is a modified Synopsys DesignWare UART. The modifications only relate to DMA so you could actually use the controller with the Synopsys compatible string if you are not using DMA, but you should not do so. Signed-off-by: Phil Edworthy --- Documentation/devicetree/bindings/serial/renesas,rzn1-uart.txt | 10 ++++++++++ 1 file changed, 10 insertions(+) create mode 100644 Documentation/devicetree/bindings/serial/renesas,rzn1-uart.txt diff --git a/Documentation/devicetree/bindings/serial/renesas,rzn1-uart.txt b/Documentation/devicetree/bindings/serial/renesas,rzn1-uart.txt new file mode 100644 index 0000000..4d40587 --- /dev/null +++ b/Documentation/devicetree/bindings/serial/renesas,rzn1-uart.txt @@ -0,0 +1,10 @@ +Renesas RZ/N1 UART + +This controller is based on the Synopsys DesignWare ABP UART and inherits all +properties defined in snps-dw-apb-uart.txt except for the compatible property. + +Required properties: +- compatible : The device specific string followed by the generic RZ/N1 string. + Therefore it must be one of: + "renesas,uart-r9a06g032", "renesas,uart-rzn1" + "renesas,uart-r9a06g033", "renesas,uart-rzn1"