From nobody Tue Nov 26 03:31:07 2024 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 6BCD91BD4E5; Tue, 22 Oct 2024 15:59:56 +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=1729612798; cv=none; b=cnt4hquyQ3gEFPxOa8ak8uJm8jzUG1U9FIslAI+TqY/0uN13KpZE6V7aVTB8wQb5CEx2eCnS9rt0U5D1lW/7EVxPZ1v7LlCXTxyphxKhYipvMEMFqw4pDhEnG1H6VMLK23emVStFS4cwURaaZstB52yd/clC4NRHGvCzn8fRdSA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729612798; c=relaxed/simple; bh=s3cOtDIgKl2UZAIIJ03V7UYYm0flB+To6IAD5aVTkSI=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=dFlqfDKmctFLDkjaUIPflqZv2Vr3RY+/AE4sXqtc9ibkToHnL0rNSrRM7f78UniB/vZwVLw7m5QhjSAYtIPm93aMYqtqF+3nujyniVeOmOoW9EkbEL6zBCAjURhEXZDzzeGqJGGMl9Jjgz2eh15B1Rn1FBDpIAxdezNZ4+tqTL4= 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=CgBTAuIl; 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="CgBTAuIl" Received: from pps.filterd (m0288072.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 49MFFZ1j000777; Tue, 22 Oct 2024 17:59:44 +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= mH466ITeHHX+vgZl8o4SmPtSbhyJZCD2fmPHFvd4rX4=; b=CgBTAuIljFwTbzPP GMtieHZkLVehqlOo6L2ZwYxmiVE172eqVh/vpEB1Ct+383ZMQqYMgBBV1Ijqvv8s R0DSv9R67bPY42vqgkM0J21OirhmAn1nZtfZy0+VSi0mNtwfhtiO0Yq3/C+TF1Pm jvUE7Ul5/ageua/vay1pv04P/4VQWNSczCaLilVEfeUEOW3BABkAT30wAYnR9KVG W0ZeKBzPDJvxbL4Jh2AiIWEyW5dj5Y06HRfMeJE7RjpwHxkSRlTZAkZt0W+d+9EW jL5PI+65M5p9l7PJ3BNK/95Yhjad+N+pcQIPO0lrYQjhZuX8I8x7fpTWAdPLU3SM N5iRIQ== 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 42eehmr588-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 22 Oct 2024 17:59:44 +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 1DEC540060; Tue, 22 Oct 2024 17:58:35 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node1.st.com [10.75.129.69]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 83E8326E85D; Tue, 22 Oct 2024 17:57:31 +0200 (CEST) Received: from localhost (10.48.87.33) 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; Tue, 22 Oct 2024 17:57:31 +0200 From: Antonio Borneo To: Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , Alexandre Torgue , Catalin Marinas , Will Deacon , , , CC: Antonio Borneo , , =?UTF-8?q?Cl=C3=A9ment=20Le=20Goffic?= , Stephane Danieau , Amelie Delaunay , Fabien Dessenne , Valentin Caron , Gatien Chevallier , Cheick Traore , Subject: [PATCH 07/14] dt-bindings: pinctrl: stm32: support IO synchronization parameters Date: Tue, 22 Oct 2024 17:56:51 +0200 Message-ID: <20241022155658.1647350-8-antonio.borneo@foss.st.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241022155658.1647350-1-antonio.borneo@foss.st.com> References: <20241022155658.1647350-1-antonio.borneo@foss.st.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: SAFCAS1NODE2.st.com (10.75.90.13) 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 Content-Type: text/plain; charset="utf-8" From: Fabien Dessenne Support the following IO synchronization parameters: - Delay (in ns) - Delay path (input / output) - Clock edge (single / double edge) - Clock inversion - Retiming Signed-off-by: Fabien Dessenne Signed-off-by: Antonio Borneo --- .../bindings/pinctrl/st,stm32-pinctrl.yaml | 48 +++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/Documentation/devicetree/bindings/pinctrl/st,stm32-pinctrl.yam= l b/Documentation/devicetree/bindings/pinctrl/st,stm32-pinctrl.yaml index 5d17d6487ae9c..9a7ecfea6eb5b 100644 --- a/Documentation/devicetree/bindings/pinctrl/st,stm32-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/st,stm32-pinctrl.yaml @@ -207,6 +207,54 @@ patternProperties: 3: High speed $ref: /schemas/types.yaml#/definitions/uint32 enum: [0, 1, 2, 3] + st,io-delay-path: + description: | + IO synchronization delay path location + 0: Delay switched into the output path + 1: Delay switched into the input path + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + st,io-clk-edge: + description: | + IO synchronization clock edge + 0: Data single-edge (changing on rising or falling clock edg= e) + 1: Data double-edge (changing on both clock edges) + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + st,io-clk-type: + description: | + IO synchronization clock inversion + 0: IO clocks not inverted. Data retimed to rising clock edge + 1: IO clocks inverted. Data retimed to falling clock edge + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + st,io-retime: + description: | + IO synchronization data retime + 0: Data not synchronized or retimed on clock edges + 1: Data retimed to either rising or falling clock edge + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + st,io-delay: + description: | + IO synchronization delay applied to the input or output path + 0: No delay + 1: Delay 0.30 ns + 2: Delay 0.50 ns + 3: Delay 0.75 ns + 4: Delay 1.00 ns + 5: Delay 1.25 ns + 6: Delay 1.50 ns + 7: Delay 1.75 ns + 8: Delay 2.00 ns + 9: Delay 2.25 ns + 10: Delay 2.50 ns + 11: Delay 2.75 ns + 12: Delay 3.00 ns + 13: Delay 3.25 ns + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 13 =20 required: - pinmux --=20 2.34.1