From patchwork Mon Mar 29 01:59:36 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Brad Larson X-Patchwork-Id: 411126 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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, 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 843C0C433E2 for ; Mon, 29 Mar 2021 02:00:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5AF2961948 for ; Mon, 29 Mar 2021 02:00:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231150AbhC2CAP (ORCPT ); Sun, 28 Mar 2021 22:00:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51268 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231136AbhC2CAC (ORCPT ); Sun, 28 Mar 2021 22:00:02 -0400 Received: from mail-pg1-x52b.google.com (mail-pg1-x52b.google.com [IPv6:2607:f8b0:4864:20::52b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F0488C0613B1 for ; Sun, 28 Mar 2021 19:00:01 -0700 (PDT) Received: by mail-pg1-x52b.google.com with SMTP id w10so4107396pgh.5 for ; Sun, 28 Mar 2021 19:00:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=pensando.io; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=e7eNiGvucTSfZ9YPwtIS0pxm8LPJi6oD0Avh087H1AU=; b=TUKF30VWRRBveRfhTx4XCTSt/6C1xFFD2llv8DleYNKMD5oOX79pVbO1s+WVZXKbTn GgMxHB7vKeTb09mxLijtXhhDfLp/Z2PXl+bPxRmLLTL5fbz6tTFBTl7PtB3RZMqKkpzz KRN2Yb4W+cnlZMjOr6fJy/sJw/jTyI7ikJLUzlQrzAe6ll3YFxVoOPI9I7Ch2WYoHzrh eEM7aGNGoANmY2i8AdBK6H7CWmxMvYyuvwSyVWKDgNoQ3lh22ih8RMp0ubYUBMNMo8up 0/IGnzXdAyAI7cpLxIm/DRBtwHj2Oid+Bl1m74Fu/nVRRGy8fQ+uDyN9zmTrf1aNL7yY bHJQ== 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; bh=e7eNiGvucTSfZ9YPwtIS0pxm8LPJi6oD0Avh087H1AU=; b=jM+9lo/BRYHtSO69jgTnOBL6lhNXe21zLRPkk4HlSuwSY1xdtA0VoW2/nU43OOKf09 7UGZELUkQRyFz2ZXHr043pUP7N9EWDIfQieertmOrI8e9YCdz28YskD1z8zSWYoPs8Et 75QKRn3uFHMvBDpVB3h5TkmRQdmQ6bZbfbO6fav4Qi33Y6BKu5FpdKttf6P8L4aZBxm2 xpu7NCQ9cIC/4PDksjTi6li8IRHGYr6Trwpwpf1L8awavHcFHktW+DI2DiBn17fxdGjQ +GKQ8V1UfUUMiO7Odb8ZDUMs+ExZA8nPCz1KCnIToMMAdHgWJ32vFuSrxjKb7EKVfriU 3ATQ== X-Gm-Message-State: AOAM533WwBu7axwGKCVwLHQZSHR0/5uPJMd2oaO8poYaFDEDQXncfTpt 2M+ww8DNV0AvL353Vhr/pp50yQ== X-Google-Smtp-Source: ABdhPJz9qDrbHCn527IB9JHPAQJvkbN/YiK5DlwRYEaTjNNr5wbaltSygdeQhh7YIiOdzSji0D1ZDg== X-Received: by 2002:a63:30b:: with SMTP id 11mr22031174pgd.245.1616983201423; Sun, 28 Mar 2021 19:00:01 -0700 (PDT) Received: from platform-dev1.pensando.io ([12.226.153.42]) by smtp.gmail.com with ESMTPSA id w37sm14728027pgl.13.2021.03.28.19.00.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 28 Mar 2021 19:00:01 -0700 (PDT) From: Brad Larson To: linux-arm-kernel@lists.infradead.org Cc: arnd@arndb.de, linus.walleij@linaro.org, bgolaszewski@baylibre.com, broonie@kernel.org, fancer.lancer@gmail.com, adrian.hunter@intel.com, ulf.hansson@linaro.org, olof@lixom.net, brad@pensando.io, linux-gpio@vger.kernel.org, linux-spi@vger.kernel.org, linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 11/13] dt-bindings: gpio: Add Pensando Elba SoC support Date: Sun, 28 Mar 2021 18:59:36 -0700 Message-Id: <20210329015938.20316-12-brad@pensando.io> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210329015938.20316-1-brad@pensando.io> References: <20210329015938.20316-1-brad@pensando.io> Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org The Pensando Elba SoC gpio driver provides control of four chip selects on two SPI busses. Signed-off-by: Brad Larson --- .../bindings/gpio/pensando,elba-spics.yaml | 50 +++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/pensando,elba-spics.yaml diff --git a/Documentation/devicetree/bindings/gpio/pensando,elba-spics.yaml b/Documentation/devicetree/bindings/gpio/pensando,elba-spics.yaml new file mode 100644 index 000000000000..c93b481d4ad3 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/pensando,elba-spics.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/pensando,elba-spics.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Pensando Elba SPI Chip Select Driver + +description: | + The Pensando Elba SoC provides four SPI bus chip selects. + +maintainers: + - Brad Larson + +properties: + $nodename: + pattern: "^spics@[0-9a-f]+$" + + compatible: + const: pensando,elba-spics + + reg: + maxItems: 1 + + gpio-controller: true + + "#gpio-cells": + const: 2 + +required: + - compatible + - reg + - gpio-controller + - "#gpio-cells" + +additionalProperties: false + +examples: + - | + soc { + #address-cells = <2>; + #size-cells = <2>; + + spics: spics@307c2468 { + compatible = "pensando,elba-spics"; + reg = <0x0 0x307c2468 0x0 0x4>; + gpio-controller; + #gpio-cells = <2>; + }; + };