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bh=u5GqgUQltU/UwWJVmKB9yBrhZ1yrd9RICIJ3rDIHDxU=; b=GbgsHsjcJzbBFxtn7R6071MgGmdiE5w+14AEf9JXOCjANYLFZGnRr95bjFr1nx3Iuw iWOOPzKgNIxUJgeK4YZWywFvvXbvF/Czy8JAhtHIISWq8NfeuD8Pata5hl+1dQ5rmEs8 uOXFZos7OQ78MjVD8yNeOts17JrFj+Xm/D3XKOc8Jm3yrsyHTJr2bAGzEs3WD1A6nG3d dp+PwWG6l8YWia+NAWsjP9jhwvinS33Y/fOP6ersKcvIw1DHL++l4cCvVc5ZG8RXccUI jzf5yrn/7z82l41DWOW/JjsEvOOt3gzik5ZyK2NFT7QI5AqU3Iq4CFKfjMv9UOJoOER0 SBmw== X-Gm-Message-State: ANoB5pl6c8dIurBvSe6iqN5RAnXsc5FhvkCOd5adzHh988SAT9V9iwjl t+Htwa8Io0QllyEeoQ7AXwA= X-Received: by 2002:a05:6402:2929:b0:469:b603:ca21 with SMTP id ee41-20020a056402292900b00469b603ca21mr1615945edb.350.1669052714455; Mon, 21 Nov 2022 09:45:14 -0800 (PST) Received: from localhost ([217.131.81.52]) by smtp.gmail.com with UTF8SMTPSA id d7-20020a170906304700b007b29d292852sm2418180ejd.148.2022.11.21.09.45.13 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 21 Nov 2022 09:45:13 -0800 (PST) From: Sasha Finkelstein To: thierry.reding@gmail.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org Cc: marcan@marcan.st, sven@svenpeter.dev, alyssa@rosenzweig.io, asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-pwm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Sasha Finkelstein Subject: [PATCH RESEND v3 3/4] arm64: dts: apple: t8103: Add PWM controller Date: Mon, 21 Nov 2022 20:42:27 +0300 Message-Id: <20221121174228.93670-4-fnkl.kernel@gmail.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221121174228.93670-1-fnkl.kernel@gmail.com> References: <20221121174228.93670-1-fnkl.kernel@gmail.com> 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,FREEMAIL_FROM, 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?1750128797431752537?= X-GMAIL-MSGID: =?utf-8?q?1750128797431752537?= Adds PWM controller and keyboard backlight bindings for M1 MacBooks Signed-off-by: Sasha Finkelstein Acked-by: Sven Peter --- arch/arm64/boot/dts/apple/t8103-j293.dts | 20 ++++++++++++++++++++ arch/arm64/boot/dts/apple/t8103-j313.dts | 20 ++++++++++++++++++++ arch/arm64/boot/dts/apple/t8103.dtsi | 9 +++++++++ 3 files changed, 49 insertions(+) diff --git a/arch/arm64/boot/dts/apple/t8103-j293.dts b/arch/arm64/boot/dts/apple/t8103-j293.dts index ecb10d237a05..0b4b7e8e0726 100644 --- a/arch/arm64/boot/dts/apple/t8103-j293.dts +++ b/arch/arm64/boot/dts/apple/t8103-j293.dts @@ -11,6 +11,7 @@ #include "t8103.dtsi" #include "t8103-jxxx.dtsi" +#include / { compatible = "apple,j293", "apple,t8103", "apple,arm-platform"; @@ -43,3 +44,22 @@ &i2c2 { &i2c4 { status = "okay"; }; + +/ { + led-controller { + compatible = "pwm-leds"; + led-0 { + pwms = <&fpwm1 0 40000>; + pwm-names = "kbd-backlight"; + label = "kbd_backlight"; + function = LED_FUNCTION_KBD_BACKLIGHT; + color = ; + max-brightness = <255>; + default-state = "keep"; + }; + }; +}; + +&fpwm1 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/apple/t8103-j313.dts b/arch/arm64/boot/dts/apple/t8103-j313.dts index df741737b8e6..0e0f57dee96b 100644 --- a/arch/arm64/boot/dts/apple/t8103-j313.dts +++ b/arch/arm64/boot/dts/apple/t8103-j313.dts @@ -11,6 +11,7 @@ #include "t8103.dtsi" #include "t8103-jxxx.dtsi" +#include / { compatible = "apple,j313", "apple,t8103", "apple,arm-platform"; @@ -35,3 +36,22 @@ &pcie0_dart_2 { /delete-node/ &port01; /delete-node/ &port02; + +/ { + led-controller { + compatible = "pwm-leds"; + led-0 { + pwms = <&fpwm1 0 40000>; + pwm-names = "kbd-backlight"; + label = "kbd_backlight"; + function = LED_FUNCTION_KBD_BACKLIGHT; + color = ; + max-brightness = <255>; + default-state = "keep"; + }; + }; +}; + +&fpwm1 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi index 51a63b29d404..ccdb26ef6b22 100644 --- a/arch/arm64/boot/dts/apple/t8103.dtsi +++ b/arch/arm64/boot/dts/apple/t8103.dtsi @@ -191,6 +191,15 @@ i2c4: i2c@235020000 { status = "disabled"; /* only used in J293 */ }; + fpwm1: pwm@235044000 { + compatible = "apple,t8103-fpwm", "apple,s5l-fpwm"; + reg = <0x2 0x35044000 0x0 0x4000>; + power-domains = <&ps_fpwm1>; + clocks = <&clkref>; + #pwm-cells = <2>; + status = "disabled"; + }; + serial0: serial@235200000 { compatible = "apple,s5l-uart"; reg = <0x2 0x35200000 0x0 0x1000>;