From patchwork Fri Feb 7 21:30:20 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?J=2E_Neusch=C3=A4fer_via_B4_Relay?= X-Patchwork-Id: 863249 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9D6D51AA7BF; Fri, 7 Feb 2025 21:30:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738963835; cv=none; b=sXwyhkuRCKjq3qFc8Yr17IaFwBZKVGJsx9Op4yhgqt6Ljs2d8ZkBfdMyWWc/f2G37minWV/K4WG/G3SlC1fuboTIepc3OM3akue8gKPznQtIPpDk+gnm08Qyi8+tbi4Mg6nfJeTVBTASvADifumK6wwLm0szOPjzlRx/cYhr3ns= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738963835; c=relaxed/simple; bh=5GdUYxP6p/09yhFXkJHwFVSV0BkcjuTdUuLi/3yaqlM=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Ldjy2NlDhHr/nn8WZNgZ040mQU++80p1fUcFC4wwx2iXcyaSNcQxqK/wyAGDvCnutlFbHlzSBd9KlxrEBm+FZkpKtsJ2wAcMHhy6H62P9IB41EE1sIQYy8rF1waRtIyHPJeB1yTdBV4uMNKGCKPmbrk6gQoBMhnAE7dw4Ol+gZc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=u/C7c3zQ; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="u/C7c3zQ" Received: by smtp.kernel.org (Postfix) with ESMTPS id 507ECC4CEEF; Fri, 7 Feb 2025 21:30:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1738963835; bh=5GdUYxP6p/09yhFXkJHwFVSV0BkcjuTdUuLi/3yaqlM=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=u/C7c3zQ9TAxCCrolYTB45QcVKM7sOpRFR/OJyUQzu7oqZxbBMut/N2C793GFJZu+ vNQEkl8ot+aAqNuy9iwvDs0QSoYammyjK02qc2zmhA33QkDxlWhgRYj96bNnMLXjTT b9w7G5VhmNczUQMIjeNjIXtSiAhQAoittCrJ1Mf4rYG2OLU+WvB2Ls8Y06cSLEm/XK ssRcQWUV/X1J3a3/z2RDxxm2riLQHG6Cg6ZMD5aTBfFKDm2pX+eUj2GD206Bxn6jDd XQbePeMA52ZD/j1ZiHqyLDzuYzLiFJYp0wC6HfwaJeKnNYrhUUt1v1Fmgo+E59EA4X rW5mJJtcijgLA== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3F804C02194; Fri, 7 Feb 2025 21:30:35 +0000 (UTC) From: =?utf-8?q?J=2E_Neusch=C3=A4fer_via_B4_Relay?= Date: Fri, 07 Feb 2025 22:30:20 +0100 Subject: [PATCH v2 03/12] dt-bindings: crypto: Convert fsl,sec-2.0 to YAML Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250207-ppcyaml-v2-3-8137b0c42526@posteo.net> References: <20250207-ppcyaml-v2-0-8137b0c42526@posteo.net> In-Reply-To: <20250207-ppcyaml-v2-0-8137b0c42526@posteo.net> To: devicetree@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Krzysztof Kozlowski Cc: imx@lists.linux.dev, Scott Wood , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Naveen N Rao , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Damien Le Moal , Niklas Cassel , Herbert Xu , "David S. Miller" , Lee Jones , Vinod Koul , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Manivannan Sadhasivam , Bjorn Helgaas , =?utf-8?q?J=2E_Neusch=C3=A4fer?= , Wim Van Sebroeck , Guenter Roeck , Mark Brown , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, linux-crypto@vger.kernel.org, dmaengine@vger.kernel.org, linux-pci@vger.kernel.org, linux-watchdog@vger.kernel.org, linux-spi@vger.kernel.org, linux-mtd@lists.infradead.org, =?utf-8?q?J=2E_N?= =?utf-8?q?eusch=C3=A4fer?= X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1738963832; l=9358; i=j.ne@posteo.net; s=20240329; h=from:subject:message-id; bh=+yTRVwl3VkcYahav8JkTXEVtr2bYHRekq+nInu+cROg=; b=fEk9M9rQDa1tD+jSDet5rbVxe3FcOFRrFAHu7LNTf0mTG3qF6jgn3SmfgK/yLFHsBT9pqb4SZ k5YaOEc/p9aCrYatv/JAtUloZ+0YUvM6ZO651oGft59rqHlXU4tiMn+ X-Developer-Key: i=j.ne@posteo.net; a=ed25519; pk=NIe0bK42wNaX/C4bi6ezm7NJK0IQE+8MKBm7igFMIS4= X-Endpoint-Received: by B4 Relay for j.ne@posteo.net/20240329 with auth_id=156 X-Original-From: =?utf-8?q?J=2E_Neusch=C3=A4fer?= Reply-To: j.ne@posteo.net From: "J. Neuschäfer" Convert the Freescale security engine (crypto accelerator) binding from text form to YAML. The list of compatible strings reflects what was previously described in prose; not all combinations occur in existing devicetrees. Signed-off-by: J. Neuschäfer --- V2: - several improvements suggested by Rob Herring: - remove unnecessary multiline markers - constrain fsl,num-channels to enum: [1,4] - constrain fsl,channel-fifo-len to plausible limits - constrain fsl,exec-units-mask to maximum=0xfff - trim subject line (remove "binding") --- .../devicetree/bindings/crypto/fsl,sec2.0.yaml | 142 +++++++++++++++++++++ .../devicetree/bindings/crypto/fsl-sec2.txt | 65 ---------- 2 files changed, 142 insertions(+), 65 deletions(-) diff --git a/Documentation/devicetree/bindings/crypto/fsl,sec2.0.yaml b/Documentation/devicetree/bindings/crypto/fsl,sec2.0.yaml new file mode 100644 index 0000000000000000000000000000000000000000..0b82f3b68b5f82e7fb52d292a623d452c1cdb059 --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/fsl,sec2.0.yaml @@ -0,0 +1,142 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/crypto/fsl,sec2.0.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale SoC SEC Security Engines versions 1.x-2.x-3.x + +maintainers: + - J. Neuschäfer ; + interrupts = <29 2>; + interrupt-parent = <&mpic>; + fsl,num-channels = <4>; + fsl,channel-fifo-len = <24>; + fsl,exec-units-mask = <0xfe>; + fsl,descriptor-types-mask = <0x12b0ebf>; + }; diff --git a/Documentation/devicetree/bindings/crypto/fsl-sec2.txt b/Documentation/devicetree/bindings/crypto/fsl-sec2.txt deleted file mode 100644 index 125f155d00d052eec7d5093b5c5076cbe720417f..0000000000000000000000000000000000000000 --- a/Documentation/devicetree/bindings/crypto/fsl-sec2.txt +++ /dev/null @@ -1,65 +0,0 @@ -Freescale SoC SEC Security Engines versions 1.x-2.x-3.x - -Required properties: - -- compatible : Should contain entries for this and backward compatible - SEC versions, high to low, e.g., "fsl,sec2.1", "fsl,sec2.0" (SEC2/3) - e.g., "fsl,sec1.2", "fsl,sec1.0" (SEC1) - warning: SEC1 and SEC2 are mutually exclusive -- reg : Offset and length of the register set for the device -- interrupts : the SEC's interrupt number -- fsl,num-channels : An integer representing the number of channels - available. -- fsl,channel-fifo-len : An integer representing the number of - descriptor pointers each channel fetch fifo can hold. -- fsl,exec-units-mask : The bitmask representing what execution units - (EUs) are available. It's a single 32-bit cell. EU information - should be encoded following the SEC's Descriptor Header Dword - EU_SEL0 field documentation, i.e. as follows: - - bit 0 = reserved - should be 0 - bit 1 = set if SEC has the ARC4 EU (AFEU) - bit 2 = set if SEC has the DES/3DES EU (DEU) - bit 3 = set if SEC has the message digest EU (MDEU/MDEU-A) - bit 4 = set if SEC has the random number generator EU (RNG) - bit 5 = set if SEC has the public key EU (PKEU) - bit 6 = set if SEC has the AES EU (AESU) - bit 7 = set if SEC has the Kasumi EU (KEU) - bit 8 = set if SEC has the CRC EU (CRCU) - bit 11 = set if SEC has the message digest EU extended alg set (MDEU-B) - -remaining bits are reserved for future SEC EUs. - -- fsl,descriptor-types-mask : The bitmask representing what descriptors - are available. It's a single 32-bit cell. Descriptor type information - should be encoded following the SEC's Descriptor Header Dword DESC_TYPE - field documentation, i.e. as follows: - - bit 0 = set if SEC supports the aesu_ctr_nonsnoop desc. type - bit 1 = set if SEC supports the ipsec_esp descriptor type - bit 2 = set if SEC supports the common_nonsnoop desc. type - bit 3 = set if SEC supports the 802.11i AES ccmp desc. type - bit 4 = set if SEC supports the hmac_snoop_no_afeu desc. type - bit 5 = set if SEC supports the srtp descriptor type - bit 6 = set if SEC supports the non_hmac_snoop_no_afeu desc.type - bit 7 = set if SEC supports the pkeu_assemble descriptor type - bit 8 = set if SEC supports the aesu_key_expand_output desc.type - bit 9 = set if SEC supports the pkeu_ptmul descriptor type - bit 10 = set if SEC supports the common_nonsnoop_afeu desc. type - bit 11 = set if SEC supports the pkeu_ptadd_dbl descriptor type - - ..and so on and so forth. - -Example: - - /* MPC8548E */ - crypto@30000 { - compatible = "fsl,sec2.1", "fsl,sec2.0"; - reg = <0x30000 0x10000>; - interrupts = <29 2>; - interrupt-parent = <&mpic>; - fsl,num-channels = <4>; - fsl,channel-fifo-len = <24>; - fsl,exec-units-mask = <0xfe>; - fsl,descriptor-types-mask = <0x12b0ebf>; - };