From mboxrd@z Thu Jan 1 00:00:00 1970 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 EE673C54EED for ; Tue, 24 Jan 2023 13:23:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234111AbjAXNXY (ORCPT ); Tue, 24 Jan 2023 08:23:24 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52862 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231749AbjAXNXX (ORCPT ); Tue, 24 Jan 2023 08:23:23 -0500 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 152686EA8; Tue, 24 Jan 2023 05:23:21 -0800 (PST) Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 30OCn9Wa018703; Tue, 24 Jan 2023 13:22:35 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=message-id : date : mime-version : subject : to : cc : references : from : in-reply-to : content-type : content-transfer-encoding; s=qcppdkim1; bh=wtz1hdsjqAMLjMNgUJM77dIEL44auyeS5Qpr6iBlyFQ=; b=gKYXLUXeq01rknBWPtZAM3whq8Ew0wj15Fg/sj/TZEGNLOdQtpxcHUmEhsdSDtykF/n5 uiYvR4n1enFGylRlPboGfMykS1GT7ggf4/VPbGvQ8CAGj97hjkKj2Sp0NEGm8brc7aHh 0j58ctsqWZXtuW/2RB9EWTNshvuRukx9CKa+jJm0wYiV2RTITJvrqizovYPdYRRl0aWd sSa2xPRpT2CzEG20SmQc8wDlz4OWjQpNS4QSJQDvcO7dgFv1E06QcGatQudB1yMqNZlv GnSSe2+LOTq3aJg/ytjqnt00Ivs1aTwNL0d7sY/2XXydub15nmuI3RWGO488Qxey1RTK 8g== Received: from nalasppmta03.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3n89fm54ny-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 24 Jan 2023 13:22:35 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 30ODMXos023669 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 24 Jan 2023 13:22:33 GMT Received: from [10.216.24.6] (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.36; Tue, 24 Jan 2023 05:22:24 -0800 Message-ID: Date: Tue, 24 Jan 2023 18:52:20 +0530 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.4.2 Subject: Re: [PATCH 6/7] arm64: dts: Add ipq9574 SoC and AL02 board support Content-Language: en-US To: Konrad Dybcio , Krzysztof Kozlowski , , , , , , , , , , , , , , , , , , , , , , , CC: , , , , , , References: <20230110121316.24892-1-quic_devipriy@quicinc.com> <20230110121316.24892-7-quic_devipriy@quicinc.com> <7f157b73-f856-04d2-1b39-e1f8861d0439@quicinc.com> <84aa79c3-b793-0d0e-d6a5-035aff5a17b4@linaro.org> <278a2e6e-69e0-81b0-f476-571edea950ff@quicinc.com> <675ed9f7-da31-6206-5089-1db22025ef4b@linaro.org> From: Devi Priya In-Reply-To: <675ed9f7-da31-6206-5089-1db22025ef4b@linaro.org> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: vy4keUEO0Ynvxsmw7KYejT_JDHYGYqgT X-Proofpoint-GUID: vy4keUEO0Ynvxsmw7KYejT_JDHYGYqgT X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.122.1 definitions=2023-01-23_12,2023-01-24_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 clxscore=1015 malwarescore=0 bulkscore=0 phishscore=0 lowpriorityscore=0 mlxlogscore=800 mlxscore=0 priorityscore=1501 adultscore=0 suspectscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2301240122 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org On 1/24/2023 3:16 PM, Konrad Dybcio wrote: > > > On 24.01.2023 08:19, Devi Priya wrote: >> >> >> On 1/13/2023 7:50 PM, Krzysztof Kozlowski wrote: >>> On 13/01/2023 14:29, Devi Priya wrote: >>>>>> + >>>>>> +    soc: soc@0 { >>>>>> +        #address-cells = <1>; >>>>>> +        #size-cells = <1>; >>>>>> +        ranges = <0 0 0 0xffffffff>; >>>>>> +        compatible = "simple-bus"; >>>>>> + >>>>>> +        tlmm: pinctrl@1000000 { >>>>>> +            compatible = "qcom,ipq9574-tlmm"; >>>>>> +            reg = <0x01000000 0x300000>; >>>>>> +            interrupts = ; >>>>>> +            gpio-controller; >>>>>> +            #gpio-cells = <2>; >>>>>> +            gpio-ranges = <&tlmm 0 0 65>; >>>>>> +            gpio-reserved-ranges = <59 1>; >>>>> >>>>> Hm, why reserved ranges are in SoC? >>>> As the gpio is forbidden on all ipq9574 boards, we have added it in SoC >>> >>> Why it is forbidden on all boards? I guess it depends on the firmware >>> and this can differ, can't it? >>> >> This GPIO is protected and used by the TZ firmware and is forbidden on all the boards & firmware > If it's protected on *all* boards and *all* firmwares (for any > good reason that you probably have internally), perhaps it > would be better to describe it in the .c driver.. wdyt? > Sure, okay. Will add the gpio to reserved_gpios entry in the pinctrl driver > Konrad >>> Best regards, >>> Krzysztof >>> >> Regards, >> Devi Priya From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B4B7CC25B4E for ; Tue, 24 Jan 2023 13:24:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:From:References:CC:To:Subject: MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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