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[83.9.1.37]) by smtp.gmail.com with ESMTPSA id z15-20020a056512376f00b004db45096c99sm386981lft.85.2023.04.06.12.47.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 06 Apr 2023 12:47:23 -0700 (PDT) Message-ID: <8522a34c-de77-444b-159b-5b8732b52a9e@linaro.org> Date: Thu, 6 Apr 2023 21:47:20 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.1 Subject: Re: [PATCH V3 4/5] arm64: dts: qcom: ipq9574: Add SMPA1 regulator node Content-Language: en-US To: Devi Priya , agross@kernel.org, andersson@kernel.org, lgirdwood@gmail.com, broonie@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Cc: quic_srichara@quicinc.com, quic_sjaganat@quicinc.com, quic_kathirav@quicinc.com, quic_arajkuma@quicinc.com, quic_anusha@quicinc.com, quic_ipkumar@quicinc.com References: <20230406070032.22243-1-quic_devipriy@quicinc.com> <20230406070032.22243-5-quic_devipriy@quicinc.com> From: Konrad Dybcio In-Reply-To: <20230406070032.22243-5-quic_devipriy@quicinc.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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) 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"; > };