From patchwork Mon Mar 20 16:57:57 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 13181639 X-Patchwork-Delegate: kuba@kernel.org 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 BFB66C6FD1D for ; Mon, 20 Mar 2023 17:07:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233155AbjCTRHD (ORCPT ); Mon, 20 Mar 2023 13:07:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40156 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233225AbjCTRGc (ORCPT ); Mon, 20 Mar 2023 13:06:32 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 24AE21E2BE; Mon, 20 Mar 2023 10:00:26 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id D8084B80F9C; Mon, 20 Mar 2023 16:59:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 166DCC4339B; Mon, 20 Mar 2023 16:59:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1679331542; bh=ao4CYNapakrruJ8mCYWnK7EoI2sRP6454dsCyonVsXU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NeUsjGCtZmTj+Cbr5txUkqDmLpUV00IhYgL3XvKXKiKTfTjS3b4Csgp+QF+yDvpLQ ee3bqKb3jREcz7cKgnWIX9nenBD9bQWSI7KdKoJUNyKcoc2mBpkDtXO0ogkXk/U+Rw XNZjqAkH7la3QtYst+t800U88fkrDt2DFAMnP2FPGmP0ndEImnFK4mvReZTC57MC5X weshLkjlFeDM/vwrxzW6yxaaBwAtUOYCn/TQLY2ZIZl80ndD6ZiwsDHOPMUfyTSgGj ntQ3XKpNtmjDHUIDFHeRM33wMtcoKXjPMoMrQq4sNNDrwtS2s7bA6f9y8Uk5iPhZmL UvygYW8hipL/g== From: Lorenzo Bianconi To: netdev@vger.kernel.org Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, matthias.bgg@gmail.com, linux-mediatek@lists.infradead.org, nbd@nbd.name, john@phrozen.org, sean.wang@mediatek.com, Mark-MC.Lee@mediatek.com, lorenzo.bianconi@redhat.com, daniel@makrotopia.org, krzysztof.kozlowski+dt@linaro.org, robh+dt@kernel.org, devicetree@vger.kernel.org Subject: [PATCH net-next 03/10] dt-bindings: soc: mediatek: move cpuboot in a dedicated dts node Date: Mon, 20 Mar 2023 17:57:57 +0100 Message-Id: <0e34c42af917646c057e3a37ee08a38c4ef5b6c8.1679330630.git.lorenzo@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org Since the cpuboot memory region is not part of the RAM SoC, move cpuboot in a deidicated syscon node. This patch helps to keep backward-compatibility with older version of uboot codebase where we have a limit of 8 reserved-memory dts child nodes. Signed-off-by: Lorenzo Bianconi --- .../arm/mediatek/mediatek,mt7622-wed.yaml | 12 +++-- .../mediatek/mediatek,mt7986-wo-cpuboot.yaml | 45 +++++++++++++++++++ 2 files changed, 53 insertions(+), 4 deletions(-) create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mediatek,mt7986-wo-cpuboot.yaml diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-wed.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-wed.yaml index 5c223cb063d4..7f6638d43854 100644 --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-wed.yaml +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-wed.yaml @@ -35,7 +35,6 @@ properties: - description: firmware ILM region - description: firmware DLM region - description: firmware CPU DATA region - - description: firmware BOOT region memory-region-names: items: @@ -43,12 +42,15 @@ properties: - const: wo-ilm - const: wo-dlm - const: wo-data - - const: wo-boot mediatek,wo-ccif: $ref: /schemas/types.yaml#/definitions/phandle description: mediatek wed-wo controller interface. + mediatek,wo-cpuboot: + $ref: /schemas/types.yaml#/definitions/phandle + description: mediatek wed-wo cpuboot controller interface. + allOf: - if: properties: @@ -60,6 +62,7 @@ allOf: memory-region-names: false memory-region: false mediatek,wo-ccif: false + mediatek,wo-cpuboot: false required: - compatible @@ -95,9 +98,10 @@ examples: interrupts = ; memory-region = <&wo_emi>, <&wo_ilm>, <&wo_dlm>, - <&wo_data>, <&wo_boot>; + <&wo_data>; memory-region-names = "wo-emi", "wo-ilm", "wo-dlm", - "wo-data", "wo-boot"; + "wo-data"; mediatek,wo-ccif = <&wo_ccif0>; + mediatek,wo-cpuboot = <&wo_cpuboot>; }; }; diff --git a/Documentation/devicetree/bindings/soc/mediatek/mediatek,mt7986-wo-cpuboot.yaml b/Documentation/devicetree/bindings/soc/mediatek/mediatek,mt7986-wo-cpuboot.yaml new file mode 100644 index 000000000000..1b45c8a86989 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/mediatek/mediatek,mt7986-wo-cpuboot.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/mediatek/mediatek,mt7986-wo-cpuboot.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek Wireless Ethernet Dispatch (WED) WO Boot firmware interface for MT7986 + +maintainers: + - Lorenzo Bianconi + - Felix Fietkau + +description: + The MediaTek wo-cpuboot provides a configuration interface for WED WO + controller boot firmware. WED is used to perform offload rx packet + processing (e.g. 802.11 aggregation packet reordering or rx header + translation) on MT7986 soc. + +properties: + compatible: + items: + - enum: + - mediatek,mt7986-wo-cpuboot + - const: syscon + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + soc { + #address-cells = <2>; + #size-cells = <2>; + + syscon@15194000 { + compatible = "mediatek,mt7986-wo-cpuboot", "syscon"; + reg = <0 0x15194000 0 0x1000>; + }; + };