From patchwork Mon Feb 14 11:55:27 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Walle X-Patchwork-Id: 12745508 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 DAB36C433EF for ; Mon, 14 Feb 2022 12:41:39 +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=5Kg+KPShR2xrzFBqXQr1bfeeebLiZjtW61P9HqhN314=; b=XXD+G1cWvz5DZG nFCbGVOo1IKtn08rOULcL+ttuMNPx4bqbJUdJU72iK8BwD4RwyZwAHzJENkGjQlf922DiPjyWNERX I0f6lpVR0dLC1Iav7RQqhGrVBap+JItCe7ys7MGmpeeCcav5QIPRslU3nDHsTDFGMe0F4wxHuTKqI yJiuI3xey0oIua1Y/bwtiNTFNbJ4Bn+dw7pbVfNYUwhzvCuLOhpfNrHTuMXDqEC/lFKfNEOBQHMyi 0znGxybBsFHSpsLuruAM4qihiuWODO7qRKtqH35R+FJO+ONAZYQk8jzjN86nmhJp8G4rafsLVGZM0 tUugrgnwctDwBdYCzLmw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nJaeC-00FC7J-Ai; Mon, 14 Feb 2022 12:40:05 +0000 Received: from ssl.serverraum.org ([2a01:4f8:151:8464::1:2]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nJZxM-00EyCF-VZ for linux-arm-kernel@lists.infradead.org; Mon, 14 Feb 2022 11:55:55 +0000 Received: from mwalle01.kontron.local. (unknown [213.135.10.150]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-384) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by ssl.serverraum.org (Postfix) with ESMTPSA id 0A7CF22236; Mon, 14 Feb 2022 12:55:44 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=walle.cc; s=mail2016061301; t=1644839744; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/NjyFjKbCBQABoYhh6yk7oefa153RWchuWsomjveFjg=; b=cLlopmktfsW2Su2/BF5oD3dmXrJdVBp7e+nx9xDE9tR70srUoNWajIlm9mOnGAKjYPzBwF Zs3RvvTw1bW739lx+6MGdoHRR7IyIBTDaD5VDRBz3CCDZ1kMG/yn5Rh65PQHtAkfKY/R1f 9XgsetiXgdjiJUMgk3zN7e7vSXkwV8o= From: Michael Walle To: Srinivas Kandagatla , Rob Herring , Krzysztof Kozlowski , Shawn Guo , Li Yang Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Michael Walle , Rob Herring Subject: [PATCH v2 1/3] dt-bindings: nvmem: add fsl,layerscape-sfp binding Date: Mon, 14 Feb 2022 12:55:27 +0100 Message-Id: <20220214115529.662948-2-michael@walle.cc> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220214115529.662948-1-michael@walle.cc> References: <20220214115529.662948-1-michael@walle.cc> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220214_035549_613933_FBEC4F73 X-CRM114-Status: GOOD ( 12.80 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The Security Fuse Processor provides efuses and is responsible for reading it at SoC startup and configuring it accordingly. Signed-off-by: Michael Walle Reviewed-by: Rob Herring --- .../bindings/nvmem/fsl,layerscape-sfp.yaml | 38 +++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml diff --git a/Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml b/Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml new file mode 100644 index 000000000000..80914b93638e --- /dev/null +++ b/Documentation/devicetree/bindings/nvmem/fsl,layerscape-sfp.yaml @@ -0,0 +1,38 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/nvmem/fsl,layerscape-sfp.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale Layerscape Security Fuse Processor + +maintainers: + - Michael Walle + +description: | + SFP is the security fuse processor which among other things provide a + unique identifier per part. + +allOf: + - $ref: "nvmem.yaml#" + +properties: + compatible: + enum: + - fsl,ls1028a-sfp + + reg: + maxItems: 1 + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + efuse@1e80000 { + compatible = "fsl,ls1028a-sfp"; + reg = <0x1e80000 0x8000>; + };