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[23.128.96.18]) by mx.google.com with ESMTP id l15si3699673jad.101.2021.07.13.03.51.09; Tue, 13 Jul 2021 03:51:09 -0700 (PDT) Received-SPF: pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=UfdEgV6e; spf=pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235826AbhGMKxy (ORCPT + 7 others); Tue, 13 Jul 2021 06:53:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50772 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235843AbhGMKxw (ORCPT ); Tue, 13 Jul 2021 06:53:52 -0400 Received: from mail-pl1-x632.google.com (mail-pl1-x632.google.com [IPv6:2607:f8b0:4864:20::632]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6DD28C0613EE for ; Tue, 13 Jul 2021 03:51:01 -0700 (PDT) Received: by mail-pl1-x632.google.com with SMTP id j3so8973421plx.7 for ; Tue, 13 Jul 2021 03:51:01 -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=xzH7sesTaozGr2aBJCA9PbVMd+/TXsUDxdM6aSXl45Y=; b=UfdEgV6ejBlsj8JxfNTCpyqoujkZOrd26OFYbtyNGrFFn1w8vIXL3x/tuh8kYEN7zh gMfxw3nWN67wNY+Ia620l6fmfgeo/5SjhwpvWAQldauqCMbEN1360puiqwBIkfK5Q4uZ wpSwJXVJjy3E6hA7Xjo4ciCm1nwSoklVD0YtzlI7ndrcYmCfBkYSFY80XKzfNVNVyMst nFIHVvEmojYLFlPQ2vf2P4X/xU56jTh3kY+isL6DcaxrPFjSjGwGKwIfDMUc7lh/xYoG z4d/R32YPIe0nHFMqPqcSzBaoBw9/4vKH5Sp/SESjA6uqWTeDPV9t93lEi7qZGCipQA5 YXzA== 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=xzH7sesTaozGr2aBJCA9PbVMd+/TXsUDxdM6aSXl45Y=; b=Zoq6QGsGhiepNwq5Iuh7ZbQ7DjPe0/AK4/llN1ZhZmTyrdZdwHzKUaSVFjdg2u1/0b uU/gUI0bI+wwwEiOrralkokmynK+EkM6ncKeArdc/EFJTMIS+VxAru8PgOWgwABlYlTS tu80R5IA1rZwuB4z+acinlTRE/MMkjJksFBcS/bEE8BDcwLJkyimPpoNyiWQenWxceCQ NjiqmUXV310bSYvkZKpWfATyKkpVMgF2jtztp0EsabwFyAISoIcCJaOcOaecxRHkupZ/ 2JaDIHm4QsFq9UV1AVp0gu//mcPpmFoTNMVlA07EA/eiw41QVMcoZ1yQAduCARnr599r 3nYg== X-Gm-Message-State: AOAM530bbbQZ/PfyXPdcxYkuCxPLA9PpET6jROSCrp4ZqUQVFHrLxmwQ DTpoYXQLSgsv6WIqFyBesCrmlw== X-Received: by 2002:a17:90b:1294:: with SMTP id fw20mr18966339pjb.100.1626173460987; Tue, 13 Jul 2021 03:51:00 -0700 (PDT) Received: from localhost ([106.201.108.2]) by smtp.gmail.com with ESMTPSA id i8sm5898474pfk.18.2021.07.13.03.51.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 13 Jul 2021 03:51:00 -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 5/5] dt-bindings: gpio: Add bindings for gpio-virtio Date: Tue, 13 Jul 2021 16:20:34 +0530 Message-Id: <268086e273df0c53e3a9a1e751304c63e50ebe12.1626173013.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: devicetree@vger.kernel.org gpio-virtio represents a virtio GPIO controller and this patch adds binding for the same. The gpio-virtio subnode can be part of a virtio,mmio node and is based on its binding. Signed-off-by: Viresh Kumar --- Depends on: https://lore.kernel.org/lkml/7c716c2eb7ace5b5a560d8502af93101dbb53d24.1626170146.git.viresh.kumar@linaro.org/ --- .../devicetree/bindings/gpio/gpio-virtio.yaml | 67 +++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/gpio-virtio.yaml -- 2.31.1.272.g89b43f80a514 diff --git a/Documentation/devicetree/bindings/gpio/gpio-virtio.yaml b/Documentation/devicetree/bindings/gpio/gpio-virtio.yaml new file mode 100644 index 000000000000..c813cdfd60fd --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-virtio.yaml @@ -0,0 +1,67 @@ +# 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 memory mapped GPIO controller + +maintainers: + - Viresh Kumar + +description: + Virtio GPIO controller, see /schemas/virtio/mmio.yaml for more details. + +allOf: + - $ref: /schemas/gpio/gpio.yaml# + +properties: + $nodename: + pattern: '^gpio-virtio@[0-9]+$' + + reg: + description: + The cell is the device ID of the GPIO device (VIRTIO_ID_GPIO) as per + dt-bindings/virtio/virtio_ids.h. + const: 41 + $ref: /schemas/virtio/mmio.yaml#/properties/reg + + gpio-controller: true + + "#gpio-cells": + const: 2 + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + +required: + - reg + - gpio-controller + - "#gpio-cells" + +additionalProperties: false + +examples: + - | + #include + + virtio@3000 { + compatible = "virtio,mmio"; + reg = <0x3000 0x100>; + interrupts = <41>; + + #address-cells = <1>; + #size-cells = <0>; + + gpio-virtio@0 { + reg = ; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <2>; + }; + }; + +...