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Signed-off-by: Sasha Finkelstein Reviewed-by: Krzysztof Kozlowski Acked-by: Sven Peter --- .../bindings/pwm/apple,s5l-fpwm.yaml | 51 +++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 Documentation/devicetree/bindings/pwm/apple,s5l-fpwm.yaml diff --git a/Documentation/devicetree/bindings/pwm/apple,s5l-fpwm.yaml b/Documentation/devicetree/bindings/pwm/apple,s5l-fpwm.yaml new file mode 100644 index 000000000000..142157bff0cd --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/apple,s5l-fpwm.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pwm/apple,s5l-fpwm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Apple FPWM controller + +maintainers: + - asahi@lists.linux.dev + - Sasha Finkelstein + +description: PWM controller used for keyboard backlight on ARM Macs + +properties: + compatible: + items: + - enum: + - apple,t8103-fpwm + - apple,t6000-fpwm + - apple,t8112-fpwm + - const: apple,s5l-fpwm + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + power-domains: + maxItems: 1 + + "#pwm-cells": + const: 2 + +required: + - compatible + - reg + - clocks + +additionalProperties: false + +examples: + - | + pwm@235044000 { + compatible = "apple,t8103-fpwm", "apple,s5l-fpwm"; + reg = <0x35044000 0x4000>; + power-domains = <&ps_fpwm1>; + clocks = <&clkref>; + #pwm-cells = <2>; + }; From patchwork Wed Jan 25 15:10:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sasha Finkelstein X-Patchwork-Id: 48185 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:adf:eb09:0:0:0:0:0 with SMTP id s9csp325980wrn; Wed, 25 Jan 2023 07:13:08 -0800 (PST) X-Google-Smtp-Source: AMrXdXsVToOzi0m03rgvLpBHQYbwFWb0PmneZyQe7K63dfNykhCwFBU0p5H4N2zZz0Y9HLhNfaWt X-Received: by 2002:a17:907:874e:b0:872:27cb:9430 with SMTP id qo14-20020a170907874e00b0087227cb9430mr39144017ejc.74.1674659588625; Wed, 25 Jan 2023 07:13:08 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1674659588; cv=none; d=google.com; s=arc-20160816; b=MWzLgnaRFlkIMgPiTHHcwVuFwcRN2mpBVni8OO6tkXucQlP287QCGuPqXJJwaJAxCn KOnJs9+cJljR++DL0T8n2FChR5FfznTEiGW4hj/GJsL1sue8ZAwOMD4QGVAt55uHjsPp yOQ/dwkyTDy6R4JNZsQUSMtpMjB/iTJefmlWhleKorHYzUJm+MHwHEOFgreDqGTal9Px phhGxHKmTba8KqK5W2JpMLC00QOeW9kSil3Naz5rfwMRh9UFAQ83xBV7c8dsHm8bBe9n uH8kTKf+8wp48qhfb4EEo+c5s0NOisC7lPj5wirA3MXzqEuZZ5VloebKqqYBTEI1b9sn zzsw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=K3DSO2nFSdxMzrHJBYG74NM4oJgLnjp9dkanZv0gHOQ=; b=nprubHVo+OelNrtYoaVjHDwNx4C6Ir4vs/A4udFKrb08QoC2NwW/qmlToPGRDuUWk9 11i1OudNuOc0DwfzjpA/rCT7R5Fn6ljbakD8DbyxrAeae9A7/qx3PtoFH+okPoOFHCEJ W2IHCry/jPxYusROhzLTqsyzB8qzlFLJwsn4dsFETG8mIJpVkvPSMYo3WafqDmUo6m8G miYvtKWy310/rt2DbW8mLqbcZS4Sc7CSmRwaUl1cvwKKQeaIGCbFHw/+hFt0GLRPoshD 6hGLAkB/qYSBSTFhYYkTZHCr6ntuoCkdmIbpkX9CQTVeO1UxUL8480QHGuy/raH76cuv 9ycQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=GzphiZhu; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from out1.vger.email (out1.vger.email. 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bh=K3DSO2nFSdxMzrHJBYG74NM4oJgLnjp9dkanZv0gHOQ=; b=3O5jFBCy3GsaSB2lbNT0DXkObk2lOGCB1+YF3E5xRLDIonJRVzs1ZwmUVC8UF3QtWX fnOOOs/l4Yewe45xd9TwYBvn1JHgzcb5NuQWrjGugwvs+0WXIQscsGoyXIidwnwF6ctJ IX5iwWIvlzJ7z6MGqHTaDB/i5t0ngalzW0umGnDfDiNCklz8rK+vlHBKZrqHs0c3F1Nz qTD+r8FsJjMLSwKa5FqTzpwuiEkJhwa/5EbC/afn54Cjfi3Fe/sET+cUVMg4+GfjQGTt Y3DljN75AZF9Ap1AVxWYD2ZpuzKHsDmjViKKH4MLmczMYu7RON8PPTum7ZbZDrnt7r/m tSAA== X-Gm-Message-State: AFqh2ko2w9enykwD8SFKL3kHcPwzpEqLS9gvO8a8e1ScriYDuoSEb2k8 sLkvMCTZnQEfzsYytwG1eH4= X-Received: by 2002:adf:e9d2:0:b0:2bd:dca8:a4b with SMTP id l18-20020adfe9d2000000b002bddca80a4bmr27598619wrn.63.1674659469853; Wed, 25 Jan 2023 07:11:09 -0800 (PST) Received: from localhost ([82.222.96.52]) by smtp.gmail.com with UTF8SMTPSA id a17-20020a5d53d1000000b0024274a5db0asm4739095wrw.2.2023.01.25.07.11.08 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 25 Jan 2023 07:11:09 -0800 (PST) From: Sasha Finkelstein To: u.kleine-koenig@pengutronix.de, 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 v7 3/5] arm64: dts: apple: t8103: Add PWM controller Date: Wed, 25 Jan 2023 18:10:39 +0300 Message-Id: <20230125151041.55483-4-fnkl.kernel@gmail.com> X-Mailer: git-send-email 2.37.1 (Apple Git-137.1) In-Reply-To: <20230125151041.55483-1-fnkl.kernel@gmail.com> References: <20230125151041.55483-1-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?1756007852473533552?= X-GMAIL-MSGID: =?utf-8?q?1756007852473533552?= 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 | 17 +++++++++++++++++ arch/arm64/boot/dts/apple/t8103-j313.dts | 17 +++++++++++++++++ arch/arm64/boot/dts/apple/t8103.dtsi | 9 +++++++++ 3 files changed, 43 insertions(+) diff --git a/arch/arm64/boot/dts/apple/t8103-j293.dts b/arch/arm64/boot/dts/apple/t8103-j293.dts index 151074109a11..7381dccc1613 100644 --- a/arch/arm64/boot/dts/apple/t8103-j293.dts +++ b/arch/arm64/boot/dts/apple/t8103-j293.dts @@ -11,10 +11,23 @@ #include "t8103.dtsi" #include "t8103-jxxx.dtsi" +#include / { compatible = "apple,j293", "apple,t8103", "apple,arm-platform"; model = "Apple MacBook Pro (13-inch, M1, 2020)"; + + led-controller { + compatible = "pwm-leds"; + led-0 { + pwms = <&fpwm1 0 40000>; + label = "kbd_backlight"; + function = LED_FUNCTION_KBD_BACKLIGHT; + color = ; + max-brightness = <255>; + default-state = "keep"; + }; + }; }; &bluetooth0 { @@ -47,3 +60,7 @@ &i2c2 { &i2c4 { status = "okay"; }; + +&fpwm1 { + status = "okay"; +}; \ No newline at end of file diff --git a/arch/arm64/boot/dts/apple/t8103-j313.dts b/arch/arm64/boot/dts/apple/t8103-j313.dts index bc1f865aa790..1e26aa1ef525 100644 --- a/arch/arm64/boot/dts/apple/t8103-j313.dts +++ b/arch/arm64/boot/dts/apple/t8103-j313.dts @@ -11,10 +11,23 @@ #include "t8103.dtsi" #include "t8103-jxxx.dtsi" +#include / { compatible = "apple,j313", "apple,t8103", "apple,arm-platform"; model = "Apple MacBook Air (M1, 2020)"; + + led-controller { + compatible = "pwm-leds"; + led-0 { + pwms = <&fpwm1 0 40000>; + label = "kbd_backlight"; + function = LED_FUNCTION_KBD_BACKLIGHT; + color = ; + max-brightness = <255>; + default-state = "keep"; + }; + }; }; &bluetooth0 { @@ -39,3 +52,7 @@ &pcie0_dart_2 { /delete-node/ &port01; /delete-node/ &port02; + +&fpwm1 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi index 9859219699f4..5300fd115561 100644 --- a/arch/arm64/boot/dts/apple/t8103.dtsi +++ b/arch/arm64/boot/dts/apple/t8103.dtsi @@ -432,6 +432,15 @@ 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>; From patchwork Wed Jan 25 15:10:40 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sasha Finkelstein X-Patchwork-Id: 48186 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:adf:eb09:0:0:0:0:0 with SMTP id s9csp326741wrn; 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}; + fpwm0: pwm@39b030000 { + compatible = "apple,t6000-fpwm", "apple,s5l-fpwm"; + reg = <0x3 0x9b030000 0x0 0x4000>; + power-domains = <&ps_fpwm0>; + clocks = <&clkref>; + #pwm-cells = <2>; + status = "disabled"; + }; + i2c0: i2c@39b040000 { compatible = "apple,t6000-i2c", "apple,i2c"; reg = <0x3 0x9b040000 0x0 0x4000>; diff --git a/arch/arm64/boot/dts/apple/t600x-j314-j316.dtsi b/arch/arm64/boot/dts/apple/t600x-j314-j316.dtsi index 34906d522f0a..96de7165df6d 100644 --- a/arch/arm64/boot/dts/apple/t600x-j314-j316.dtsi +++ b/arch/arm64/boot/dts/apple/t600x-j314-j316.dtsi @@ -9,6 +9,8 @@ * Copyright The Asahi Linux Contributors */ +#include + / { aliases { serial0 = &serial0; @@ -34,6 +36,18 @@ memory@10000000000 { device_type = "memory"; reg = <0x100 0 0x2 0>; /* To be filled by loader */ }; + + led-controller { + compatible = "pwm-leds"; + led-0 { + pwms = <&fpwm0 0 40000>; + label = "kbd_backlight"; + function = LED_FUNCTION_KBD_BACKLIGHT; + color = ; + max-brightness = <255>; + default-state = "keep"; + }; + }; }; &serial0 { @@ -110,5 +124,9 @@ &pcie0_dart_3 { status = "disabled"; }; +&fpwm0 { + status = "okay"; +}; + /delete-node/ &port02; /delete-node/ &port03; From patchwork Wed Jan 25 15:10:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sasha Finkelstein X-Patchwork-Id: 48187 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:adf:eb09:0:0:0:0:0 with SMTP id s9csp326919wrn; Wed, 25 Jan 2023 07:14:54 -0800 (PST) X-Google-Smtp-Source: AMrXdXtqMu3jI4Gea1PWOTFK+epS87EIkGKIg4j3IkUiOGaGY/4EOnXBqZDnmKl+J+C+Pa3M/wSc X-Received: by 2002:a17:907:b9da:b0:872:21b2:9a1f with SMTP id xa26-20020a170907b9da00b0087221b29a1fmr33942327ejc.58.1674659693555; Wed, 25 Jan 2023 07:14:53 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1674659693; cv=none; d=google.com; s=arc-20160816; b=kxZy5a3+vsuKH6ph7sJ8eJJatOT/6mKWoFbzVI2edU03POE2Dd+RMGVly2Mt4ZrhW6 4Sy/FYo9vkU0o6+Ja+IGSBrQ2Zk8vdS9q+P4tcNN7G0N5Tg6rtx0rGFBfjvBLIYoXism HrDzate0KNtVvbkhlRo9v/ifku20SyLVCD5/L9rJK+uLzYAsTS/90drHt10WolUEm8tJ HpSNfQo9VEWHWRVmcsGZrwz4q7ON3C39M3UG/Rgzgh24Cpm8m4CyKimeMkA1kiTj7bd4 cnf+mT3ys7AFpjPIgBZ3eYiWz2Ji9JlC9iseNOpdfSi8Sr9qN9B6MIYCN984iFTQVKV3 HqbQ== ARC-Message-Signature: i=1; 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