From patchwork Tue Jul 27 16:03:14 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eddie James X-Patchwork-Id: 488142 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BB23CC4338F for ; Tue, 27 Jul 2021 16:03:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9899D61B7B for ; Tue, 27 Jul 2021 16:03:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229532AbhG0QD3 (ORCPT ); Tue, 27 Jul 2021 12:03:29 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:38968 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S229441AbhG0QD3 (ORCPT ); Tue, 27 Jul 2021 12:03:29 -0400 Received: from pps.filterd (m0098419.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 16RFgWEH103302; Tue, 27 Jul 2021 12:03:23 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=tzEgKGyj8W0dnaCzQaQnjISWyFObQwE3HIBtnrO+VzQ=; b=apDqCTUHa4DBmwxrJYhghtEQs+sYiPjUMqUt2QSX8rde87Tg1FJBY5Ysu08GMALCcFEg UzAz2BIUzhnt1+Kb9isfBIIewKBNBofUcMM4OfQ2Pkp+1XDv0wPXwi0DFos6iyklRTuz BIS8yW3f2E2EU1Mgo2dE9emXHLDeLI78D9TeGK6/7KtNlcxVQkfpOLgh4wu22Cg0GaOj vb4F0bBWdzO5DECULETjzlLPNQm0szJVYbgpNmo0Q48q1gl8FACtfE+J9Qm62+nesSlN O6a2A5VotfiyVAnY9+6dlnCN/2fJrWG1C4tmpSI9IZgC+duM3YPh1u9dulu0W98Flaog Uw== Received: from ppma01wdc.us.ibm.com (fd.55.37a9.ip4.static.sl-reverse.com [169.55.85.253]) by mx0b-001b2d01.pphosted.com with ESMTP id 3a2mhb9wq6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 27 Jul 2021 12:03:23 -0400 Received: from pps.filterd (ppma01wdc.us.ibm.com [127.0.0.1]) by ppma01wdc.us.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 16RG2IAn006929; Tue, 27 Jul 2021 16:03:22 GMT Received: from b03cxnp08028.gho.boulder.ibm.com (b03cxnp08028.gho.boulder.ibm.com [9.17.130.20]) by ppma01wdc.us.ibm.com with ESMTP id 3a236128bf-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 27 Jul 2021 16:03:22 +0000 Received: from b03ledav005.gho.boulder.ibm.com (b03ledav005.gho.boulder.ibm.com [9.17.130.236]) by b03cxnp08028.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 16RG3LBE25755996 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 27 Jul 2021 16:03:21 GMT Received: from b03ledav005.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id C6E58BE063; Tue, 27 Jul 2021 16:03:21 +0000 (GMT) Received: from b03ledav005.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 78218BE04F; Tue, 27 Jul 2021 16:03:21 +0000 (GMT) Received: from v0005c16.aus.stglabs.ibm.com (unknown [9.211.139.59]) by b03ledav005.gho.boulder.ibm.com (Postfix) with ESMTP; Tue, 27 Jul 2021 16:03:21 +0000 (GMT) From: Eddie James To: linux-i2c@vger.kernel.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, peda@axentia.se, robh+dt@kernel.org, Eddie James Subject: [PATCH v2 1/2] dt-bindings: i2c: i2c-mux-pca954x: Define the reset-shared-hogged gpio Date: Tue, 27 Jul 2021 11:03:14 -0500 Message-Id: <20210727160315.15575-2-eajames@linux.ibm.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20210727160315.15575-1-eajames@linux.ibm.com> References: <20210727160315.15575-1-eajames@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: Vyf720QxfoeiT0OonjgbZUU4fAMmIVgO X-Proofpoint-ORIG-GUID: Vyf720QxfoeiT0OonjgbZUU4fAMmIVgO X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.790 definitions=2021-07-27_10:2021-07-27,2021-07-27 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 mlxscore=0 malwarescore=0 phishscore=0 adultscore=0 suspectscore=0 impostorscore=0 clxscore=1015 priorityscore=1501 lowpriorityscore=0 spamscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2107140000 definitions=main-2107270093 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add a property to describe a reset input that is shared between multiple PCA953x muxes. Signed-off-by: Eddie James --- Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.yaml b/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.yaml index 9f1726d0356b..06b9f8385bd7 100644 --- a/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.yaml +++ b/Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.yaml @@ -49,6 +49,11 @@ properties: reset-gpios: maxItems: 1 + reset-shared-hogged-gpios: + maxItems: 1 + description: Reference to a shared, hogged GPIO connected to the reset + input of several PCA954x muxes. + i2c-mux-idle-disconnect: type: boolean description: Forces mux to disconnect all children in idle state. This is