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([2a02:810d:15c0:828:668b:1e57:3caa:4d06]) by smtp.gmail.com with ESMTPSA id f7-20020a05640214c700b004fa380a14e7sm1686062edx.77.2023.04.21.02.57.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Apr 2023 02:57:39 -0700 (PDT) From: Krzysztof Kozlowski To: Rob Herring , Krzysztof Kozlowski , Alim Akhtar , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Cc: replicant@osuosl.org, phone-devel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, Jonathan Bakker , Pawel Chmiel , Krzysztof Kozlowski Subject: [PATCH 4/4] ARM: dts: s5pv210: add dummy 5V regulator for backlight on SMDKv210 Date: Fri, 21 Apr 2023 11:57:21 +0200 Message-Id: <20230421095721.31857-4-krzysztof.kozlowski@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230421095721.31857-1-krzysztof.kozlowski@linaro.org> References: <20230421095721.31857-1-krzysztof.kozlowski@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,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED 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 X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1763779668485885835?= X-GMAIL-MSGID: =?utf-8?q?1763779668485885835?= Backlight is supplied by DC5V regulator. The DTS has no PMIC node, so just add a regulator-fixed to solve it and fix dtbs_check warning: s5pv210-smdkv210.dtb: backlight: 'power-supply' is a required property Signed-off-by: Krzysztof Kozlowski --- arch/arm/boot/dts/s5pv210-smdkv210.dts | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/s5pv210-smdkv210.dts b/arch/arm/boot/dts/s5pv210-smdkv210.dts index fbae768d65e2..6e26c67e0a26 100644 --- a/arch/arm/boot/dts/s5pv210-smdkv210.dts +++ b/arch/arm/boot/dts/s5pv210-smdkv210.dts @@ -55,6 +55,14 @@ backlight { default-brightness-level = <6>; pinctrl-names = "default"; pinctrl-0 = <&pwm3_out>; + power-supply = <&dc5v_reg>; + }; + + dc5v_reg: regulator-0 { + compatible = "regulator-fixed"; + regulator-name = "DC5V"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; }; };