From patchwork Mon Jul 26 04:51:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Viresh Kumar X-Patchwork-Id: 486053 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=-18.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 7F94DC43214 for ; Mon, 26 Jul 2021 04:52:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 684D860EB2 for ; Mon, 26 Jul 2021 04:52:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231455AbhGZELl (ORCPT ); Mon, 26 Jul 2021 00:11:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38682 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231546AbhGZELk (ORCPT ); Mon, 26 Jul 2021 00:11:40 -0400 Received: from mail-pj1-x1035.google.com (mail-pj1-x1035.google.com [IPv6:2607:f8b0:4864:20::1035]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6E112C061764 for ; Sun, 25 Jul 2021 21:52:09 -0700 (PDT) Received: by mail-pj1-x1035.google.com with SMTP id a4-20020a17090aa504b0290176a0d2b67aso9525060pjq.2 for ; Sun, 25 Jul 2021 21:52:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=muwPPr/wH77yClDsFJrEFYw3n7hGXGW3QcFllPO0brU=; b=ycpwrBVDwGd3Ld3v1W5tGdLHkVB1bJPYN1wrP6W6KB0X3EJPQBADk6S/2yCJy6YoIb CMjXIMA7JeZJrWSHKQIeMbTDlKhkex5g3KPI99HW0FUzbflO2F8JG/DSxOvg3Vr9oMx5 +3FJjFdZbbzEvubq3LP0cjPPk43QYpjvukKxiqn3TQZoyQF72iOSJYLR/+gT7+tNMxES EzOMkKRg48/0AcFriy2csYJHtgUtDVH+ZMJ5R5K4mDm5kuuPJ/b8B639fKzbd10hCmTD zwOyEwPH0mmxUadbtLGlt0JD1DI9QBKl8jEfeGZPXdE3CgVRdrJIRizl1hhyN4xs9QdV nwdw== 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:mime-version:content-transfer-encoding; bh=muwPPr/wH77yClDsFJrEFYw3n7hGXGW3QcFllPO0brU=; b=ZkiXcc7MeVp4GXJ8bnJ13TsBj3DzllzE+N2tRgU2W5hWBg1GLSiOFUP9IU/zOJicmP DzYZXvbKle9xlAZ9VxY/SnRrOf1Vwov106joGPyQ2PiZlWHrFr28oka6SxtLqjNE8DZd apxn/B5eED4cyx/TTWNugxZqz3Kf2KlYwyCRNKlJiM4aJGZHrwUDtqsMgYq+tT75BYbG ZgKmVl614IoyZTUU2JP8LxOyz8/fo4u4NtqZAmySeciPVwtyaO7BoinOY1Y/fXL0C6pG fxVUoKAwmC1BaL1tjJvhAgsU90aeMA/gLT+W8Hhlb7HVLfx+F9YFR4k1W/1HQT4pvQ0n NNKw== X-Gm-Message-State: AOAM531f/Pg9qgawgCfNx/BZ0i/ez2gsgTcO9zK0njGNy6hY3H/ShG/c /ihbh2xGQY+y/RuFOiCboDIWSQ== X-Google-Smtp-Source: ABdhPJywYWAbpqqkEOa/qttwkvPQCjhdQ454v7qZzG2V+o1+YfpG93FpHj+tl77I79vdxChXD9nrXA== X-Received: by 2002:a17:902:9046:b029:12c:e88:429c with SMTP id w6-20020a1709029046b029012c0e88429cmr5300973plz.77.1627275128984; Sun, 25 Jul 2021 21:52:08 -0700 (PDT) Received: from localhost ([122.172.201.85]) by smtp.gmail.com with ESMTPSA id z5sm16448583pgz.77.2021.07.25.21.52.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 25 Jul 2021 21:52:08 -0700 (PDT) From: Viresh Kumar To: Jason Wang , "Michael S. Tsirkin" , Rob Herring , Arnd Bergmann , Jean-Philippe Brucker , Linus Walleij , Bartosz Golaszewski , Viresh Kumar Cc: Vincent Guittot , Bill Mills , =?utf-8?q?Alex_Benn=C3=A9e?= , "Enrico Weigelt, metux IT consult" , Jie Deng , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-gpio@vger.kernel.org Subject: [PATCH V3 3/5] dt-bindings: gpio: Add bindings for gpio-virtio Date: Mon, 26 Jul 2021 10:21:43 +0530 Message-Id: <605b87ce93b9a528810a5857984bfe6b913d5e73.1627273794.git.viresh.kumar@linaro.org> X-Mailer: git-send-email 2.31.1.272.g89b43f80a514 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org This patch adds binding for virtio GPIO controller, it is based on virtio-device bindings. Signed-off-by: Viresh Kumar Reviewed-by: Arnd Bergmann , except --- .../devicetree/bindings/gpio/gpio-virtio.yaml | 60 +++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/gpio-virtio.yaml diff --git a/Documentation/devicetree/bindings/gpio/gpio-virtio.yaml b/Documentation/devicetree/bindings/gpio/gpio-virtio.yaml new file mode 100644 index 000000000000..96108cfb7a08 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-virtio.yaml @@ -0,0 +1,60 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/gpio-virtio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Virtio GPIO controller + +maintainers: + - Viresh Kumar + +allOf: + - $ref: /schemas/gpio/gpio.yaml# + - $ref: /schemas/virtio/virtio-device.yaml# + +description: + Virtio GPIO controller, see /schemas/virtio/virtio-device.yaml for more + details. + +properties: + $nodename: + pattern: '^gpio-virtio(-[a-z0-9]+)?$' + + compatible: + const: virtio,29 + + gpio-controller: true + + "#gpio-cells": + const: 2 + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + +required: + - compatible + - gpio-controller + - "#gpio-cells" + +unevaluatedProperties: false + +examples: + - | + virtio@3000 { + compatible = "virtio,mmio"; + reg = <0x3000 0x100>; + interrupts = <41>; + + gpio: gpio-virtio { + compatible = "virtio,29"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; + }; + +...