From patchwork Sun Apr 9 18:19:17 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nikunj Kela X-Patchwork-Id: 671966 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 20FE8C77B6E for ; Sun, 9 Apr 2023 18:20:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229633AbjDISUH (ORCPT ); Sun, 9 Apr 2023 14:20:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56448 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229605AbjDISUB (ORCPT ); Sun, 9 Apr 2023 14:20:01 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 379962D6B; Sun, 9 Apr 2023 11:20:00 -0700 (PDT) Received: from pps.filterd (m0279865.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 339IJkPL023087; Sun, 9 Apr 2023 18:19:46 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=qcppdkim1; bh=tCLFfzbS4CdkXJ/5Rv9z076f2AbyuOOgsJ3/fzWAFiI=; b=Xkd7iPspI3bXVVWhlWGZyghPYNfjjYNqTsE8TlGrN3U6TQT+Gy6gziBEI9HuUyO9V/9Z 9WCNJKdgbNybqiC3AclXM+yfmDQpEuK6MbAPTIvDKl58YZxzrgMhZN9gh1BZMj3YOw3P 4SvKacfVsnZd9g52VPMyuzI/XH1fv1l2IZ1mc3xGulj7+EaZAydtbaRYXG4ZW3AFoXXU I4a/GBdY9pZDAT4ATefmWNsNiw7DaxDytNjsTSRjNrW4/IsafmELIvYagpBJkIjPGV0R 3jdvKzo7li4Z3aobwC7k68sEXo8jQHaQViG0Txy3HCOB4pcrqj5Fx8JOm2GaLlG9lXbb Eg== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3pty82spmk-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 09 Apr 2023 18:19:45 +0000 Received: from nalasex01c.na.qualcomm.com (nalasex01c.na.qualcomm.com [10.47.97.35]) by NALASPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 339IJjAA014279 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 9 Apr 2023 18:19:45 GMT Received: from car-linux11.qualcomm.com (10.80.80.8) by nalasex01c.na.qualcomm.com (10.47.97.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.42; Sun, 9 Apr 2023 11:19:44 -0700 From: Nikunj Kela To: CC: , , , , , , Nikunj Kela Subject: [PATCH 1/2] dt-bindings: firmware: arm,scmi: support parameter passing in smc/hvc Date: Sun, 9 Apr 2023 11:19:17 -0700 Message-ID: <20230409181918.29270-2-quic_nkela@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230409181918.29270-1-quic_nkela@quicinc.com> References: <20230409181918.29270-1-quic_nkela@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01c.na.qualcomm.com (10.47.97.35) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: G79in4T4NDaTcPXFQ9JWV-HSBSD8Z7-Q X-Proofpoint-GUID: G79in4T4NDaTcPXFQ9JWV-HSBSD8Z7-Q X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-04-09_14,2023-04-06_03,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 priorityscore=1501 bulkscore=0 impostorscore=0 adultscore=0 phishscore=0 malwarescore=0 spamscore=0 suspectscore=0 clxscore=1015 mlxlogscore=999 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2304090167 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Currently, smc/hvc calls are made with smc-id only. The parameters are all set to zeros. This patch defines two optional device tree bindings, that can be used to pass parameters in smc/hvc calls. This is useful when multiple scmi instances are used with common smc-id. Signed-off-by: Nikunj Kela --- .../devicetree/bindings/firmware/arm,scmi.yaml | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/Documentation/devicetree/bindings/firmware/arm,scmi.yaml b/Documentation/devicetree/bindings/firmware/arm,scmi.yaml index 5824c43e9893..08c331a79b80 100644 --- a/Documentation/devicetree/bindings/firmware/arm,scmi.yaml +++ b/Documentation/devicetree/bindings/firmware/arm,scmi.yaml @@ -115,6 +115,22 @@ properties: description: SMC id required when using smc or hvc transports + arm,smc32-params: + $ref: /schemas/types.yaml#/definitions/uint32-array + description: + An optional parameter list passed in smc32 or hvc32 calls + default: 0 + minItems: 1 + maxItems: 6 + + arm,smc64-params: + $ref: /schemas/types.yaml#/definitions/uint64-array + description: + An optional parameter list passed in smc64 or hvc64 calls + default: 0 + minItems: 1 + maxItems: 6 + linaro,optee-channel-id: $ref: /schemas/types.yaml#/definitions/uint32 description: