From nobody Tue Nov 26 02:27:37 2024 Received: from mail-yw1-f201.google.com (mail-yw1-f201.google.com [209.85.128.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 792B761FE9 for ; Wed, 23 Oct 2024 03:55:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729655755; cv=none; b=ihHwFmwtggihiCDaWsSQnYFv6vMkMniKD+1RrGgAGJ5kGcC9ZzR0dOJsEGk6yy2z8IIsAePXTtuWZmcnP+/wFrmapbnhQ62rJa3q5vRSnqn3V0m9B88oHE+e5jbhFaaQKej13jXEOdsAbA5mVZtqFEBASFzfejwvsGDd1iqOmd0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729655755; c=relaxed/simple; bh=sr1da177nMKJ/Vsh/2ykOlfrWElYkCVx5H9q1E23rWQ=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=D7eL5zovlmpZKNx9j85g4S6v4Zkgg6wAo4VjMEeT5rCPXzrUV7cuBn7B+BGuV8AVctsvhMY/evWTYOeMNCk1FpEa/B0YiiAq5hWi/b82pys9teyxVcDU/RmJfl13zqPiTBvcllQ7gRbHFEzbzawoBATUciQxvI1Uf+1ngRHvcEs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--amitsd.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=s7ZJ8wi9; arc=none smtp.client-ip=209.85.128.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--amitsd.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="s7ZJ8wi9" Received: by mail-yw1-f201.google.com with SMTP id 00721157ae682-6e7e7568ed3so6124137b3.1 for ; Tue, 22 Oct 2024 20:55:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1729655752; x=1730260552; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=R8NOW9r0NeL3hg4pXGOJ9bNEj8VFlhidqkHS6u4oIJM=; b=s7ZJ8wi9oRKfp36hOgXxKI9D9cGtyUOca4b5pUNgsSNOTkTy2eNdLyDBpP+LfJGsMm 47UEpTlcIVKABzC2EYTOSF272xRY3/hL13zmaaHFA8CB2Ke1FgY3PknWWzTrU1hJBpZv qUC4YhUr2lTCnF/v4WQbECw/DbTT28lo37Lsck9g7ach542TLDXQECCh3ivqRoQz60kv RR8nP/yMdOWVt0cyTwZtmVefYXXhBEPdOPn7Vy1R4RQl1PEMY/dt4ibeGlV9EJ6ii+26 42lGwx4ioM4b/P06PojyXocXmb6YGhrkA+vA0pCuQV/jIfg9+kjPPg7M8PKJuFGRd12M AbMQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729655752; x=1730260552; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=R8NOW9r0NeL3hg4pXGOJ9bNEj8VFlhidqkHS6u4oIJM=; b=YlAUDCT8stxQbp3cgMCyv2Osm5NRTV8urWtz5mcdz3s8RLvHzaHcwXO6XyA6h7w8i5 aXkc4Femeph6q1MhCk4cr9Voyl7llFBXAMaT8A2XLSfErW0e9jwZgzJ2jeYxTwz3kCUt RFSBe5rSLkoz3p2kM5EqGo49Qcvwh4zqIJlRqZb5bEQ3YHLIw3I3+ERLkQkAYUW1OeMf 31Jyw1eiHA2IAnBXmE1ItrTs6Im+qpwd7JMTZs5WOfBtR7SXlby86QMbKpD0Cwc8IH31 7Up96pM0iDs3fviHCYtWF2r49IbFCbBVmWE03zxBdNbYbzGaJxnuvZ1bDehN+6fCm3na P5fA== X-Forwarded-Encrypted: i=1; AJvYcCVxnDToUqv4t5yuHNbBkvrZisiWxM8L9kaLH4GUIWXsBJ+SU+WWxv12x7N9BlrIveEq3eIHF4HACV0hQx0=@vger.kernel.org X-Gm-Message-State: AOJu0YxRow7VjISIfVWpDsFX3v5S+o3975GlSRCo/ZT9Zrl1SnedqbWg YHoTsfucfwVKtInUigZy2nlJAOOfKh6v28IFbp8exrW5bCwlqRMhC+QU0iR0GICnhxUjYlIg1d6 Oyw== X-Google-Smtp-Source: AGHT+IHF16XCapmTGj83fmOd6YDMeRXK+zt7yj7Rd/dEGndzeE1M+dnbq+eF2jqvK+HHDBYhTXpq5zRGHLI= X-Received: from amitsd-gti.c.googlers.com ([fda3:e722:ac3:cc00:20:ed76:c0a8:827]) (user=amitsd job=sendgmr) by 2002:a25:dc4f:0:b0:e2b:db24:905e with SMTP id 3f1490d57ef6-e2e39d50bbemr14978276.5.1729655752269; Tue, 22 Oct 2024 20:55:52 -0700 (PDT) Date: Tue, 22 Oct 2024 20:55:48 -0700 In-Reply-To: <20241022-pd-dt-time-props-v1-0-fea96f51b302@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20241022-pd-dt-time-props-v1-0-fea96f51b302@google.com> X-Mailer: b4 0.13.0 Message-ID: <20241022-pd-dt-time-props-v1-1-fea96f51b302@google.com> Subject: [PATCH 1/2] dt-bindings: connector: Add properties to define time values From: Amit Sunil Dhamne To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heikki Krogerus , Greg Kroah-Hartman Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, Badhri Jagan Sridharan , RD Babiera , Kyle Tso , Amit Sunil Dhamne Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable This commit adds the following properties: * sink-wait-cap-time-ms * ps-source-off-time-ms * cc-debounce-time-ms This is to enable setting of platform/board specific timer values as these timers have a range of acceptable values. Signed-off-by: Amit Sunil Dhamne Reviewed-by: Rob Herring (Arm) --- .../bindings/connector/usb-connector.yaml | 35 ++++++++++++++++++= +++- 1 file changed, 34 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/connector/usb-connector.yaml= b/Documentation/devicetree/bindings/connector/usb-connector.yaml index fb216ce68bb3..21a0c58c65cd 100644 --- a/Documentation/devicetree/bindings/connector/usb-connector.yaml +++ b/Documentation/devicetree/bindings/connector/usb-connector.yaml @@ -253,6 +253,36 @@ properties: =20 additionalProperties: false =20 + sink-wait-cap-time-ms: + description: Represents the max time in ms that USB Type-C port (in si= nk + role) should wait for the port partner (source role) to send source = caps. + SinkWaitCap timer starts when port in sink role attaches to the sour= ce. + This timer will stop when sink receives PD source cap advertisement = before + timeout in which case it'll move to capability negotiation stage. A + timeout leads to a hard reset message by the port. + minimum: 310 + maximum: 620 + default: 310 + + ps-source-off-time-ms: + description: Represents the max time in ms that a DRP in source role s= hould + take to turn off power after the PsSourceOff timer starts. PsSourceO= ff + timer starts when a sink's PHY layer receives EOP of the GoodCRC mes= sage + (corresponding to an Accept message sent in response to a PR_Swap or= a + FR_Swap request). This timer stops when last bit of GoodCRC EOP + corresponding to the received PS_RDY message is transmitted by the P= HY + layer. A timeout shall lead to error recovery in the type-c port. + minimum: 750 + maximum: 920 + default: 920 + + cc-debounce-time-ms: + description: Represents the max time in ms that a port shall wait to + determine if it's attached to a partner. + minimum: 100 + maximum: 200 + default: 200 + dependencies: sink-vdos-v1: [ sink-vdos ] sink-vdos: [ sink-vdos-v1 ] @@ -380,7 +410,7 @@ examples: }; =20 # USB-C connector attached to a typec port controller(ptn5110), which has - # power delivery support and enables drp. + # power delivery support, explicitly defines time properties and enables= drp. - | #include typec: ptn5110 { @@ -393,6 +423,9 @@ examples: sink-pdos =3D ; op-sink-microwatt =3D <10000000>; + sink-wait-cap-time-ms =3D <465>; + ps-source-off-time-ms =3D <835>; + cc-debounce-time-ms =3D <101>; }; }; =20 --=20 2.47.0.105.g07ac214952-goog