From patchwork Fri Jan 27 09:32:15 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 647956 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 125B9C61DA7 for ; Fri, 27 Jan 2023 09:32:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232859AbjA0Jcl (ORCPT ); Fri, 27 Jan 2023 04:32:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46882 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232932AbjA0Jcd (ORCPT ); Fri, 27 Jan 2023 04:32:33 -0500 Received: from mail-wm1-x32f.google.com (mail-wm1-x32f.google.com [IPv6:2a00:1450:4864:20::32f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 732F479609 for ; Fri, 27 Jan 2023 01:32:27 -0800 (PST) Received: by mail-wm1-x32f.google.com with SMTP id k16so3001417wms.2 for ; Fri, 27 Jan 2023 01:32:27 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=hh/x/a6o8xybh22CsW0o8TRhzB/ULQ7ChTPkQyGYFLY=; b=vEkUCeeFxVijPNvK82jJFC9LTmsPqwtk+dBvjXd4Uh8k5flGUvoKCpFlIQ6a83//fv XUFUZgeukJeo5Ym50BXzUxX0SNa4r+hWeF4k+YEeAWaLFqmVmJM46tvq67CSy3/XkPQ4 f2RqygDr5HAhVfqWhEN4DEgr399h3JkudwTzaPwQXuT9cjC7xiwZ3Iaj6FdJ8CXXpAel 5JWMgSZ8l9GEi+MfkkxE9LmoU9ohaoPsX1mCTUKM6XIgHiFp79crA0X9GAU9GfDSjfPd o/3nBI6UCDMvcQiSVFm8mzVU6M/NmnFkUv+qjVSQmks/Yi99F7cjUBvDh0SI40Lzg8QS CnCg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=hh/x/a6o8xybh22CsW0o8TRhzB/ULQ7ChTPkQyGYFLY=; b=kjktYvVFWzPqYvtXgHn4ZbW/GDxT6pbOQfWZVGVZZoqVU4q2YnRkk3P/AAG9Y/FBgU YsL3GgmYf6XHoUzu0wHrNjqiGbsP0x3LeS3nAaoVcLu2wgwFE1mFZkDVNCjBHeiM1ssI PWzH5/8INFqLGn1KnB5EQOQOShiE7YSYTIag2NmHSoV9f0XqriMzlDWfh+6j5Ja5Q/eb GRoH5U3LElvMKRli6fZ4KEfg95YFWU1abgpUIyPHPAov2faBlpO3xXCqNDo52COL0M5D O+kS03mfFPxzDlaiZMQ1UaVz2ttwEiuDLGgiDiyXC7FGC6B97+cB7qKUjXBhy1/GaK5A 8wsA== X-Gm-Message-State: AFqh2kqt0YQga8R8pxriuOIP8F9uqfWpaNYEKelC3oPaxJTi6mSHDqQM 42CkFyjdVSbgyDligJw2/vwVzQ== X-Google-Smtp-Source: AMrXdXvpxcjdwmSs5t3L+OHymUyV3RYinLEzmtf3G5pKRxthZCrogWLLzZy1bSuWhU2/RY6RifADzw== X-Received: by 2002:a05:600c:304a:b0:3d9:8635:a916 with SMTP id n10-20020a05600c304a00b003d98635a916mr40773249wmh.9.1674811945855; Fri, 27 Jan 2023 01:32:25 -0800 (PST) Received: from krzk-bin.. ([178.197.216.144]) by smtp.gmail.com with ESMTPSA id e19-20020a05600c439300b003cfd4e6400csm3795265wmn.19.2023.01.27.01.32.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 27 Jan 2023 01:32:25 -0800 (PST) From: Krzysztof Kozlowski To: Damien Le Moal , Rob Herring , Krzysztof Kozlowski , Linus Walleij , Imre Kaloz , Krzysztof Halasa , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Greg Kroah-Hartman , Wim Van Sebroeck , Guenter Roeck , Marek Vasut , Lubomir Rintel , - , Marc Zyngier , linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mtd@lists.infradead.org, linux-serial@vger.kernel.org, linux-watchdog@vger.kernel.org Cc: Krzysztof Kozlowski Subject: [PATCH v2 1/3] dt-bindings: intel,ixp4xx-expansion-bus: split out peripheral properties Date: Fri, 27 Jan 2023 10:32:15 +0100 Message-Id: <20230127093217.60818-2-krzysztof.kozlowski@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230127093217.60818-1-krzysztof.kozlowski@linaro.org> References: <20230127093217.60818-1-krzysztof.kozlowski@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org The properties of devices in IXP4xx expansion bus need to be also applied to actual devices' bindings. Prepare for this by splitting them to separate intel,ixp4xx-expansion-peripheral-props binding, just like other memory-controller peripheral properties. Signed-off-by: Krzysztof Kozlowski Acked-by: Linus Walleij --- ...intel,ixp4xx-expansion-bus-controller.yaml | 64 +-------------- ...tel,ixp4xx-expansion-peripheral-props.yaml | 80 +++++++++++++++++++ .../mc-peripheral-props.yaml | 1 + 3 files changed, 82 insertions(+), 63 deletions(-) create mode 100644 Documentation/devicetree/bindings/memory-controllers/intel,ixp4xx-expansion-peripheral-props.yaml diff --git a/Documentation/devicetree/bindings/bus/intel,ixp4xx-expansion-bus-controller.yaml b/Documentation/devicetree/bindings/bus/intel,ixp4xx-expansion-bus-controller.yaml index 5fb4e7bfa4da..a771796ec499 100644 --- a/Documentation/devicetree/bindings/bus/intel,ixp4xx-expansion-bus-controller.yaml +++ b/Documentation/devicetree/bindings/bus/intel,ixp4xx-expansion-bus-controller.yaml @@ -56,69 +56,7 @@ patternProperties: description: Devices attached to chip selects are represented as subnodes. type: object - - properties: - intel,ixp4xx-eb-t1: - description: Address timing, extend address phase with n cycles. - $ref: /schemas/types.yaml#/definitions/uint32 - maximum: 3 - - intel,ixp4xx-eb-t2: - description: Setup chip select timing, extend setup phase with n cycles. - $ref: /schemas/types.yaml#/definitions/uint32 - maximum: 3 - - intel,ixp4xx-eb-t3: - description: Strobe timing, extend strobe phase with n cycles. - $ref: /schemas/types.yaml#/definitions/uint32 - maximum: 15 - - intel,ixp4xx-eb-t4: - description: Hold timing, extend hold phase with n cycles. - $ref: /schemas/types.yaml#/definitions/uint32 - maximum: 3 - - intel,ixp4xx-eb-t5: - description: Recovery timing, extend recovery phase with n cycles. - $ref: /schemas/types.yaml#/definitions/uint32 - maximum: 15 - - intel,ixp4xx-eb-cycle-type: - description: The type of cycles to use on the expansion bus for this - chip select. 0 = Intel cycles, 1 = Motorola cycles, 2 = HPI cycles. - $ref: /schemas/types.yaml#/definitions/uint32 - enum: [0, 1, 2] - - intel,ixp4xx-eb-byte-access-on-halfword: - description: Allow byte read access on half word devices. - $ref: /schemas/types.yaml#/definitions/uint32 - enum: [0, 1] - - intel,ixp4xx-eb-hpi-hrdy-pol-high: - description: Set HPI HRDY polarity to active high when using HPI. - $ref: /schemas/types.yaml#/definitions/uint32 - enum: [0, 1] - - intel,ixp4xx-eb-mux-address-and-data: - description: Multiplex address and data on the data bus. - $ref: /schemas/types.yaml#/definitions/uint32 - enum: [0, 1] - - intel,ixp4xx-eb-ahb-split-transfers: - description: Enable AHB split transfers. - $ref: /schemas/types.yaml#/definitions/uint32 - enum: [0, 1] - - intel,ixp4xx-eb-write-enable: - description: Enable write cycles. - $ref: /schemas/types.yaml#/definitions/uint32 - enum: [0, 1] - - intel,ixp4xx-eb-byte-access: - description: Expansion bus uses only 8 bits. The default is to use - 16 bits. - $ref: /schemas/types.yaml#/definitions/uint32 - enum: [0, 1] + $ref: /schemas/memory-controllers/intel,ixp4xx-expansion-peripheral-props.yaml# required: - compatible diff --git a/Documentation/devicetree/bindings/memory-controllers/intel,ixp4xx-expansion-peripheral-props.yaml b/Documentation/devicetree/bindings/memory-controllers/intel,ixp4xx-expansion-peripheral-props.yaml new file mode 100644 index 000000000000..8f782c80e88b --- /dev/null +++ b/Documentation/devicetree/bindings/memory-controllers/intel,ixp4xx-expansion-peripheral-props.yaml @@ -0,0 +1,80 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/memory-controllers/intel,ixp4xx-expansion-peripheral-props.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Peripheral properties for Intel IXP4xx Expansion Bus + +description: | + The IXP4xx expansion bus controller handles access to devices on the + memory-mapped expansion bus on the Intel IXP4xx family of system on chips, + including IXP42x, IXP43x, IXP45x and IXP46x. + +maintainers: + - Linus Walleij + +properties: + intel,ixp4xx-eb-t1: + description: Address timing, extend address phase with n cycles. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 3 + + intel,ixp4xx-eb-t2: + description: Setup chip select timing, extend setup phase with n cycles. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 3 + + intel,ixp4xx-eb-t3: + description: Strobe timing, extend strobe phase with n cycles. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 15 + + intel,ixp4xx-eb-t4: + description: Hold timing, extend hold phase with n cycles. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 3 + + intel,ixp4xx-eb-t5: + description: Recovery timing, extend recovery phase with n cycles. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 15 + + intel,ixp4xx-eb-cycle-type: + description: The type of cycles to use on the expansion bus for this + chip select. 0 = Intel cycles, 1 = Motorola cycles, 2 = HPI cycles. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2] + + intel,ixp4xx-eb-byte-access-on-halfword: + description: Allow byte read access on half word devices. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + + intel,ixp4xx-eb-hpi-hrdy-pol-high: + description: Set HPI HRDY polarity to active high when using HPI. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + + intel,ixp4xx-eb-mux-address-and-data: + description: Multiplex address and data on the data bus. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + + intel,ixp4xx-eb-ahb-split-transfers: + description: Enable AHB split transfers. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + + intel,ixp4xx-eb-write-enable: + description: Enable write cycles. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + + intel,ixp4xx-eb-byte-access: + description: Expansion bus uses only 8 bits. The default is to use + 16 bits. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + +additionalProperties: true diff --git a/Documentation/devicetree/bindings/memory-controllers/mc-peripheral-props.yaml b/Documentation/devicetree/bindings/memory-controllers/mc-peripheral-props.yaml index 53ae995462db..5acfcad12bb7 100644 --- a/Documentation/devicetree/bindings/memory-controllers/mc-peripheral-props.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/mc-peripheral-props.yaml @@ -34,5 +34,6 @@ required: # The controller specific properties go here. allOf: - $ref: st,stm32-fmc2-ebi-props.yaml# + - $ref: intel,ixp4xx-expansion-peripheral-props.yaml# additionalProperties: true