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Fri, 07 Apr 2023 04:41:49 +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 3374fm5h014792 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 7 Apr 2023 04:41:48 GMT Received: from [10.216.18.47] (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 15.2.986.42; Thu, 6 Apr 2023 21:41:42 -0700 Message-ID: <0d61dfc8-27dc-2a69-c85d-7a4de17dd269@quicinc.com> Date: Fri, 7 Apr 2023 10:11:32 +0530 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.9.1 Subject: Re: [PATCH V3 4/5] arm64: dts: qcom: ipq9574: Add SMPA1 regulator node To: Konrad Dybcio , , , , , , , , , CC: , , , , , References: <20230406070032.22243-1-quic_devipriy@quicinc.com> <20230406070032.22243-5-quic_devipriy@quicinc.com> <8522a34c-de77-444b-159b-5b8732b52a9e@linaro.org> Content-Language: en-US From: Devi Priya In-Reply-To: <8522a34c-de77-444b-159b-5b8732b52a9e@linaro.org> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit 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-GUID: GWlai3eeRGKr6B_vdagCHA1L4or6JfrI X-Proofpoint-ORIG-GUID: GWlai3eeRGKr6B_vdagCHA1L4or6JfrI 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=2023-04-07_02,2023-04-06_03,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 impostorscore=0 mlxscore=0 priorityscore=1501 mlxlogscore=999 malwarescore=0 bulkscore=0 phishscore=0 lowpriorityscore=0 clxscore=1015 spamscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2304070043 X-Spam-Status: No, score=-3.1 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_DNSWL_LOW, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 4/7/2023 1:17 AM, Konrad Dybcio wrote: > > > On 6.04.2023 09:00, Devi Priya wrote: >> Add support for SMPA1 regulator node in IPQ9574. >> >> Co-developed-by: Praveenkumar I >> Signed-off-by: Praveenkumar I >> Signed-off-by: Devi Priya >> --- >> Changes in V3: >> - Updated the regulator-min-microvolt with the SVS voltage 725000uV >> >> arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts | 19 +++++++++++++++++++ >> 1 file changed, 19 insertions(+) >> >> diff --git a/arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts b/arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts >> index 3ae38cf327ea..06f579b1c590 100644 >> --- a/arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts >> +++ b/arch/arm64/boot/dts/qcom/ipq9574-rdp433.dts >> @@ -44,6 +44,25 @@ >> }; >> }; >> >> +&rpm_requests { >> + regulators { >> + compatible = "qcom,rpm-mp5496-regulators"; >> + >> + ipq9574_s1: s1 { >> + /* >> + * During kernel bootup, the SoC runs at 800MHz with 875mV set by the bootloaders. >> + * During regulator registration, kernel not knowing the initial voltage, >> + * considers it as zero and brings up the regulators with minimum supported voltage. > >> + * Updating the regulator-min-microvolt with SVS voltage of 725000uV so that > s/Updating/Update > s/725000uV/725mV here and below (for consistency with the first mention > of 800mV) > Sure, will update! > Konrad >> + * the regulators are brought up with 725000uV which is sufficient for all the >> + * corner parts to operate at 800MHz >> + */ >> + regulator-min-microvolt = <725000>; >> + regulator-max-microvolt = <1075000>; >> + }; >> + }; >> +}; >> + >> &pcie1_phy { >> status = "okay"; >> };