From patchwork Fri Jul 13 09:33:48 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Phil Edworthy X-Patchwork-Id: 10522881 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 7A2C36028E for ; Fri, 13 Jul 2018 09:34:08 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 67B0929835 for ; Fri, 13 Jul 2018 09:34:08 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5A41F29868; Fri, 13 Jul 2018 09:34:08 +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 0333929835 for ; Fri, 13 Jul 2018 09:34:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728035AbeGMJr5 (ORCPT ); Fri, 13 Jul 2018 05:47:57 -0400 Received: from relmlor4.renesas.com ([210.160.252.174]:57760 "EHLO relmlie3.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726824AbeGMJr5 (ORCPT ); Fri, 13 Jul 2018 05:47:57 -0400 Received: from unknown (HELO relmlir4.idc.renesas.com) ([10.200.68.154]) by relmlie3.idc.renesas.com with ESMTP; 13 Jul 2018 18:34:05 +0900 Received: from relmlii1.idc.renesas.com (relmlii1.idc.renesas.com [10.200.68.65]) by relmlir4.idc.renesas.com (Postfix) with ESMTP id 354BC7C0EF; Fri, 13 Jul 2018 18:34:05 +0900 (JST) X-IronPort-AV: E=Sophos;i="5.51,347,1526310000"; d="scan'208";a="285287355" Received: from unknown (HELO vbox.ree.adwin.renesas.com) ([10.226.37.67]) by relmlii1.idc.renesas.com with ESMTP; 13 Jul 2018 18:34:02 +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 v2 1/2] dt: serial: Add Renesas RZ/N1 binding documentation Date: Fri, 13 Jul 2018 10:33:48 +0100 Message-Id: <1531474429-17146-2-git-send-email-phil.edworthy@renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1531474429-17146-1-git-send-email-phil.edworthy@renesas.com> References: <1531474429-17146-1-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 Reviewed-by: Rob Herring Reviewed-by: Simon Horman --- v2: - Change "renesas,-" to "renesas,-" --- 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..8b9e0d4 --- /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,r9a06g032-uart", "renesas,rzn1-uart" + "renesas,r9a06g033-uart", "renesas,rzn1-uart"