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=-7.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED 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 59854C43441 for ; Mon, 19 Nov 2018 14:10:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2CE992146D for ; Mon, 19 Nov 2018 14:10:14 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2CE992146D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.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 S1729454AbeKTAd4 (ORCPT ); Mon, 19 Nov 2018 19:33:56 -0500 Received: from mail.bootlin.com ([62.4.15.54]:47626 "EHLO mail.bootlin.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727324AbeKTAd4 (ORCPT ); Mon, 19 Nov 2018 19:33:56 -0500 Received: by mail.bootlin.com (Postfix, from userid 110) id 9A43120D04; Mon, 19 Nov 2018 15:10:10 +0100 (CET) Received: from bbrezillon (aaubervilliers-681-1-13-146.w90-88.abo.wanadoo.fr [90.88.134.146]) by mail.bootlin.com (Postfix) with ESMTPSA id 4698F20791; Mon, 19 Nov 2018 15:10:10 +0100 (CET) Date: Mon, 19 Nov 2018 15:10:09 +0100 From: Boris Brezillon To: Marek Vasut Cc: Mason Yang , broonie@kernel.org, tpiepho@impinj.com, linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Simon Horman , juliensu@mxic.com.tw, Geert Uytterhoeven , zhengxunli@mxic.com.tw Subject: Re: [PATCH 2/2] dt-binding: spi: Document Renesas R-Car RPC controller bindings Message-ID: <20181119151009.490413d9@bbrezillon> In-Reply-To: <629a5d6f-5c13-9b24-1c21-461d09f1aa8a@gmail.com> References: <1542621690-10229-1-git-send-email-masonccyang@mxic.com.tw> <1542621690-10229-3-git-send-email-masonccyang@mxic.com.tw> <629a5d6f-5c13-9b24-1c21-461d09f1aa8a@gmail.com> X-Mailer: Claws Mail 3.16.0 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 19 Nov 2018 14:49:31 +0100 Marek Vasut wrote: > On 11/19/2018 11:01 AM, Mason Yang wrote: > > Document the bindings used by the Renesas R-Car D3 RPC controller. > > > > Signed-off-by: Mason Yang > > --- > > .../devicetree/bindings/spi/spi-renesas-rpc.txt | 33 ++++++++++++++++++++++ > > 1 file changed, 33 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/spi/spi-renesas-rpc.txt > > > > diff --git a/Documentation/devicetree/bindings/spi/spi-renesas-rpc.txt b/Documentation/devicetree/bindings/spi/spi-renesas-rpc.txt > > new file mode 100644 > > index 0000000..8286cc8 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/spi/spi-renesas-rpc.txt > > @@ -0,0 +1,33 @@ > > +Renesas R-Car D3 RPC controller Device Tree Bindings > > +---------------------------------------------------- > > + > > +Required properties: > > +- compatible: should be "renesas,rpc-r8a77995" > > +- #address-cells: should be 1 > > +- #size-cells: should be 0 > > +- reg: should contain 2 entries, one for the registers and one for the direct > > + mapping area > > +- reg-names: should contain "rpc_regs" and "dirmap" > > +- interrupts: interrupt line connected to the RPC SPI controller > > Do you also plan to support the RPC HF mode ? And if so, how would that > look in the bindings ? Not sure this approach is still accepted, but that's how we solved the problem for the flexcom block [1]. [1]https://elixir.bootlin.com/linux/v4.20-rc3/source/Documentation/devicetree/bindings/mfd/atmel-flexcom.txt