From patchwork Sun Nov 19 13:13:31 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jisheng Zhang X-Patchwork-Id: 13460460 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 385F3C54E76 for ; Sun, 19 Nov 2023 13:26:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=xHH7Czy/146Qd5G2AfqtNM0n6IH1Xtz27TVLpOWth9w=; b=BPdFKX9j81Y6gO itdjUsoBVF+8XEV0HPmROxTgJ43sIX7XOEjhNGlDZOjLVAooZpviiCkFqxDd9eJthqiRowElcFVRW +VMrFfLfg2bvbPUfdJZ4UJjBffRYM7+cVOtWk5jH+rfZYplUCFRzK2lxjyoY7V3qqd4c8FCL9xLLc +KaA4JwuEd1Z0RXG2SrkmCOXaSVqkTxBVn4t1D+RmPzAA6vXcog/tjQyqLMBNzwm3qM+IlsiI5xxh lCYOahtmtfQd1ibQiYQGA21MfTu3nkKpFfG8v+mn8htT+7sjD5guLCdibfi1BkgIBD7FIW51fpwTx TZiLLZg6/FNV9CKMxo3g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r4hoS-00ADhJ-07; Sun, 19 Nov 2023 13:26:12 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r4hoO-00ADe1-1i for linux-riscv@lists.infradead.org; Sun, 19 Nov 2023 13:26:09 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 5B2A260C07; Sun, 19 Nov 2023 13:25:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9B534C433C9; Sun, 19 Nov 2023 13:25:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1700400357; bh=EAoI1oPVY8eW/ZcDNqHuO5UMxZXaN5+c4qTncpj4H+c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UFFfua7e9Mb5DN9dWT4E5HE4L3nheij1HYoo6gzkEEGODsAmMsK1TbnTR/xwe1NFl q88cK0bU3qLLGYlP3fcE5ob0rTvm7IWzlJpdu9mA6qQQ+nrpk/teL4F/EZqDSQ15Ut nx5CMSChPY7E6cZkYW5k/NO4T5TjRj82VOsxUOVlZynpl9vwexAjctqef815jghD62 Jv1KrffsfGR195TNCZbR/sOFd6C+FuJ/KqeejGG2eAjlQZVqG/DqPjNLW1cNtZiBH0 w8pHEyHZ2CHVtRQ+VN7oDIYIVlT1RIcpvGsuJ+FOwm1sgD4GM45yblUByAK7mj6pJF ahW/wTrbz487w== From: Jisheng Zhang To: Srinivas Kandagatla , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Chao Wei , Chen Wang Subject: [PATCH 1/2] dt-bindings: nvmem: Add sophgo,efuses Date: Sun, 19 Nov 2023 21:13:31 +0800 Message-Id: <20231119131332.999-2-jszhang@kernel.org> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20231119131332.999-1-jszhang@kernel.org> References: <20231119131332.999-1-jszhang@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231119_052608_612019_57975526 X-CRM114-Status: GOOD ( 11.51 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Sophgo SoCs such as CV1800B come with eFuses used to store factory-programmed data such as calibration settings for the built-in ethernet PHY. Signed-off-by: Jisheng Zhang --- .../bindings/nvmem/sophgo,efuse.yaml | 54 +++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 Documentation/devicetree/bindings/nvmem/sophgo,efuse.yaml diff --git a/Documentation/devicetree/bindings/nvmem/sophgo,efuse.yaml b/Documentation/devicetree/bindings/nvmem/sophgo,efuse.yaml new file mode 100644 index 000000000000..e4ae81a1742a --- /dev/null +++ b/Documentation/devicetree/bindings/nvmem/sophgo,efuse.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/nvmem/sophgo,efuse.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sophgo SoC eFuse-based NVMEM + +description: | + Sophgo SoCs such as the CV1800B contain factory-programmed eFuses used to e.g. store + calibration data for the built-in ethernet PHY. +maintainers: + - Jisheng Zhang + +allOf: + - $ref: nvmem.yaml# + - $ref: nvmem-deprecated-cells.yaml# + +properties: + compatible: + items: + - enum: + - sophgo,cv1800b-efuse + + reg: + maxItems: 1 + + clocks: + description: + eFuse clock id. + maxItems: 1 + +required: + - compatible + - reg + - clocks + +unevaluatedProperties: false + +examples: + - | + efuse@3050000 { + compatible = "sophgo,cv1800b-efuse"; + reg = <0x3050000 0x1000>; + #address-cells = <1>; + #size-cells = <1>; + clocks = <&clk 1>; + + ephy_txitune: ephy-txitune@24 { + reg = <0x24 0x4>; + }; + }; + +...