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[83.9.1.44]) by smtp.gmail.com with ESMTPSA id k8-20020ac257c8000000b004b0a1e77cb2sm366564lfo.137.2022.12.13.05.25.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 13 Dec 2022 05:25:22 -0800 (PST) From: Konrad Dybcio To: linux-arm-msm@vger.kernel.org, andersson@kernel.org, agross@kernel.org, krzysztof.kozlowski@linaro.org Cc: marijn.suijten@somainline.org, Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/3] arm64: dts: qcom: sm8450-nagara: Disable empty i2c bus Date: Tue, 13 Dec 2022 14:25:17 +0100 Message-Id: <20221213132517.203609-3-konrad.dybcio@linaro.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20221213132517.203609-1-konrad.dybcio@linaro.org> References: <20221213132517.203609-1-konrad.dybcio@linaro.org> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS autolearn=ham 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 X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1752105808267014643?= X-GMAIL-MSGID: =?utf-8?q?1752105808267014643?= As much as it hurts me, there is no FM radio chips on these devices. It seems to be present on Japanese models, but these are not available globally and differ in a few more ways anyway (such as a super high-tech NFC chip). Since it's the only subdevice of its I2C host bus, disable said bus to save some power. Signed-off-by: Konrad Dybcio --- arch/arm64/boot/dts/qcom/sm8450-sony-xperia-nagara.dtsi | 7 ------- 1 file changed, 7 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sm8450-sony-xperia-nagara.dtsi b/arch/arm64/boot/dts/qcom/sm8450-sony-xperia-nagara.dtsi index 6e100b97eaed..c7c20d374f77 100644 --- a/arch/arm64/boot/dts/qcom/sm8450-sony-xperia-nagara.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8450-sony-xperia-nagara.dtsi @@ -604,13 +604,6 @@ &i2c9 { /* NXP SN1X0 NFC @ 28 */ }; -&i2c13 { - clock-frequency = <400000>; - status = "okay"; - - /* Richwave RTC6226 FM Radio Receiver @ 64 */ -}; - &i2c14 { clock-frequency = <1000000>; status = "okay";