From patchwork Mon Mar 20 09:59:59 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antonio Borneo X-Patchwork-Id: 740881 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3vms4x4g0cz9s76 for ; Mon, 20 Mar 2017 21:05:05 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="PLeuhKpW"; dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753283AbdCTKFD (ORCPT ); Mon, 20 Mar 2017 06:05:03 -0400 Received: from mail-wm0-f66.google.com ([74.125.82.66]:34268 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753538AbdCTKEA (ORCPT ); Mon, 20 Mar 2017 06:04:00 -0400 Received: by mail-wm0-f66.google.com with SMTP id u132so13352341wmg.1; Mon, 20 Mar 2017 03:00:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=a7TMp67Wge9ymYL1VgR9Su0e7ZtxwZzbo5JEyBKJ2XY=; b=PLeuhKpW6L8W1NGPT2sVgnlbS+xiXAyrVSa1rizjZRtcqLZlIsYw5H4nvZoEdRBH1P Hp/bn8ikd+gUyXsFXf1uuYjVL8qU6PDotOMPaesjTibY5mZGCR5UL8MILjEsH/oqOL3U ZUtC73w4JsNwHZ3LoQxbIR7WIEJq0KUmv0ZwpBiD1ticf1H6K8jATvDEpF/R5keoWsOy G3VjOUQcVqPN/plq8BI/7z60tf5DFqdBQ55VUVlUoZGeVhT//gGPMhBRumg9aaEHOJQ6 Ss/jtKrWu/0GNis+5/SG5EbfCvrBnmvpSfF5+mcTDGHJ4XP/izY4erN4MPUeQaYfrLbd SE2Q== 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; bh=a7TMp67Wge9ymYL1VgR9Su0e7ZtxwZzbo5JEyBKJ2XY=; b=Gy8BHM2fKZy8EJbiOjHnq7bJgg3cr+TVCTj7Wx1BzzRxDXdaObxeKKpXXXtdoXyP4/ nxCk9deO31i63UqdcvyUq+MhF4d8fvZ2SQAJcGVKVuLvB6i3jRUFFxbqWPmRoKvGZZk6 e/fydmF3uIiQJTjvyeflXMcBF7ND8RuRcoLuYWKTYmKrKF9x0ENPBXKmOwJ50v2vp6ix 84QdBVVb26vWGdmonvQKEhbHuT9CTSIfFZc7rl2T+xJ5dKSog0CjUNWg5drdwWeQoAGE qVhM3B9xTIcW0/XGCMJrHclieMZNgaZQ/o9PN7KY4bkwgvciF2gVBHRauJA5VIOV6cGJ RYOw== X-Gm-Message-State: AFeK/H2LpHE+CvOKBI1AKIwqUWdDxLyGEvfdgUCdAb6oL+qcg0Lv4G7lvIrX689cGEqonw== X-Received: by 10.28.208.7 with SMTP id h7mr9262687wmg.79.1490004033627; Mon, 20 Mar 2017 03:00:33 -0700 (PDT) Received: from localhost.localdomain ([80.214.22.124]) by smtp.gmail.com with ESMTPSA id x25sm20073725wrx.4.2017.03.20.03.00.13 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 20 Mar 2017 03:00:32 -0700 (PDT) From: Antonio Borneo To: Mark Brown , Rob Herring , Mark Rutland Cc: Antonio Borneo , linux-spi@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] spi: pl022: Document property values Date: Mon, 20 Mar 2017 10:59:59 +0100 Message-Id: <20170320095959.6813-1-borneo.antonio@gmail.com> X-Mailer: git-send-email 2.12.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The property "pl022,com-mode" can only assume one of the values of the enum ssp_mode, defined in include/linux/amba/pl022.h List the possible numeric values and report the associated meaning. Signed-off-by: Antonio Borneo --- To: Mark Brown To: Rob Herring To: Mark Rutland Cc: linux-spi@vger.kernel.org Cc: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org --- Documentation/devicetree/bindings/spi/spi_pl022.txt | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/spi/spi_pl022.txt b/Documentation/devicetree/bindings/spi/spi_pl022.txt index 2692a5726c3f..7638b4968ddb 100644 --- a/Documentation/devicetree/bindings/spi/spi_pl022.txt +++ b/Documentation/devicetree/bindings/spi/spi_pl022.txt @@ -30,7 +30,10 @@ contain the following properties. 0: SPI 1: Texas Instruments Synchronous Serial Frame Format 2: Microwire (Half Duplex) -- pl022,com-mode : polling, interrupt or dma +- pl022,com-mode : specifies the transfer mode: + 0: interrupt mode + 1: polling mode (default mode if property not present) + 2: DMA mode - pl022,rx-level-trig : Rx FIFO watermark level - pl022,tx-level-trig : Tx FIFO watermark level - pl022,ctrl-len : Microwire interface: Control length