From patchwork Mon Oct 7 13:27:18 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gatien CHEVALLIER X-Patchwork-Id: 834156 Received: from mx07-00178001.pphosted.com (mx07-00178001.pphosted.com [185.132.182.106]) (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 5C9541B9831; Mon, 7 Oct 2024 13:32:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.132.182.106 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728307971; cv=none; b=c8eKfzQfULM6D4vpp9swrnB/dVCE55DghkgDj0Byxt5g7tM278iiqqOMJDcn/91y2eb1QlOo8Jv4wvWKqTqUeThDAK4TvoIEyL5menvNZvMnlsCCgpZHCEZPQh1p9oOUTqDLYQJSU8yPgYuafBIafFO29MaMk+bGYRzlM/8j1Es= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728307971; c=relaxed/simple; bh=KoXBc4t3bg4UfivhjTYJkdHDpgUtKaI0eYpbucFFwrY=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=fqV+DgL7cjIzJzS1RyT7x9HL8xmyYFDT/5HpdJ9bASA8V5mZJlpoJtpLlUzhOasjLFoqWLTizpvQihXyjPdClyDOrs4uU1Z4hkIVcdsiPLdeFjGiXWViZQ8WwYrNaOXHIdjG7rQGIZ+0aAOPPdN033cuhLRTjKfWQmq8fLndNXM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=foss.st.com; spf=pass smtp.mailfrom=foss.st.com; dkim=pass (2048-bit key) header.d=foss.st.com header.i=@foss.st.com header.b=dBsatN6y; arc=none smtp.client-ip=185.132.182.106 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=foss.st.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=foss.st.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=foss.st.com header.i=@foss.st.com header.b="dBsatN6y" Received: from pps.filterd (m0369458.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 497B4G5b021715; Mon, 7 Oct 2024 15:32:15 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=selector1; bh= Kb/Wv4RQ9boMDu8e4FgyKdarjG40Bi/qBXrF2ODld5E=; b=dBsatN6yjAkVg+uC enJ5nDH/TG9y4/QizZ/vCg4mIWhDfmxOqQ9R/gapsLMNFWla8t80cck+RHqogTQZ QYsiurOdR63xCB8FpftVy/JrOA+JKNxCMBcWCyfnaVWQguQOC4EjBf9sMvm//UW7 rxw0IxuLDBWToP3+bZKg6RqlCPkc6DI6GbETwpGEihCEsyu8oVn3g1xmwtnpHlNq rGaQLpDnhBGKMidXFycC24GMXdXTOqSZWbdFYea1ec3NMSCKgVcDF0moeHkq0usz ncm5s7iNRBtGI/wUoJtULxjhSg7mqt8u5jGKdH1mcJCafY+6NRyAxpXsTxsZA76T bkdvyA== Received: from beta.dmz-ap.st.com (beta.dmz-ap.st.com [138.198.100.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 423f10pdkh-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 07 Oct 2024 15:32:14 +0200 (MEST) Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-ap.st.com (STMicroelectronics) with ESMTP id AEDD44004B; Mon, 7 Oct 2024 15:30:37 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node1.st.com [10.75.129.69]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 3C338279E8C; Mon, 7 Oct 2024 15:27:46 +0200 (CEST) Received: from localhost (10.48.86.225) by SHFDAG1NODE1.st.com (10.75.129.69) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.37; Mon, 7 Oct 2024 15:27:45 +0200 From: Gatien Chevallier To: Olivia Mackall , Herbert Xu , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , Alexandre Torgue , Marek Vasut CC: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Lionel Debieve , , , , , , Yang Yingliang , Gatien Chevallier Subject: [PATCH 1/4] dt-bindings: rng: add st,stm32mp25-rng support Date: Mon, 7 Oct 2024 15:27:18 +0200 Message-ID: <20241007132721.168428-2-gatien.chevallier@foss.st.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20241007132721.168428-1-gatien.chevallier@foss.st.com> References: <20241007132721.168428-1-gatien.chevallier@foss.st.com> Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: SHFCAS1NODE2.st.com (10.75.129.73) To SHFDAG1NODE1.st.com (10.75.129.69) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 Add RNG STM32MP25x platforms compatible. Update the clock properties management to support all versions. Signed-off-by: Gatien Chevallier --- .../devicetree/bindings/rng/st,stm32-rng.yaml | 41 +++++++++++++++++-- 1 file changed, 38 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml b/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml index 340d01d481d1..c92ce92b6ac9 100644 --- a/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml +++ b/Documentation/devicetree/bindings/rng/st,stm32-rng.yaml @@ -18,12 +18,19 @@ properties: enum: - st,stm32-rng - st,stm32mp13-rng + - st,stm32mp25-rng reg: maxItems: 1 clocks: - maxItems: 1 + minItems: 1 + maxItems: 2 + + clock-names: + items: + - const: rng_clk + - const: rng_hclk resets: maxItems: 1 @@ -57,15 +64,43 @@ allOf: properties: st,rng-lock-conf: false + - if: + properties: + compatible: + contains: + enum: + - st,stm32mp25-rng + then: + properties: + clocks: + description: > + RNG bus clock must be named "rng_hclk". The RNG kernel clock + must be named "rng_clk". + maxItems: 2 + required: + - clock-names + else: + properties: + clocks: + maxItems: 1 + additionalProperties: false examples: - | - #include rng@54003000 { compatible = "st,stm32-rng"; reg = <0x54003000 0x400>; - clocks = <&rcc RNG1_K>; + clocks = <&rcc 124>; }; + - | + rng: rng@42020000 { + compatible = "st,stm32mp25-rng"; + reg = <0x42020000 0x400>; + clocks = <&clk_rcbsec>, <&rcc 110>; + clock-names = "rng_clk", "rng_hclk"; + resets = <&rcc 97>; + access-controllers = <&rifsc 92>; + }; ...