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[2620:137:e000::1:20]) by mx.google.com with ESMTP id p11-20020a170906b20b00b007ade4c97618si2635226ejz.930.2022.11.21.09.45.57; Mon, 21 Nov 2022 09:46:49 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=ZW7YE20L; 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: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229995AbiKURpP (ORCPT + 99 others); Mon, 21 Nov 2022 12:45:15 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36380 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230081AbiKURpH (ORCPT ); Mon, 21 Nov 2022 12:45:07 -0500 Received: from mail-ej1-x636.google.com (mail-ej1-x636.google.com [IPv6:2a00:1450:4864:20::636]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4B1DB41984; Mon, 21 Nov 2022 09:45:05 -0800 (PST) Received: by mail-ej1-x636.google.com with SMTP id vv4so20981090ejc.2; Mon, 21 Nov 2022 09:45:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=vc7s+j1I+v53zIS5PmltGaeTsanNeN5sDlFmwluvB4c=; b=ZW7YE20LBYtuKZLnhkZfVvIw0tdu4LjJ5muSHbTVqkWxOEaxDM8Po2OsAitkQgNX4N DCQRE1JY+E0OJ37N4H9hVjdHD4ey3PtMr/N9mT0uvoeDPkHFvMLu7XoAjx39++8TIXGe LK9WRn/LtxTMMLGBkR3t/ncaXH2UKpHENGAq6UDo6tZvxwbMLdBeA0hrnJKtHK7UkSWU icXlOnv+MYkFR33qMD0ZdcITLgMeWLPvkmKyatSwhzYY59G0hkl3kAVr/V7l07tAr8Iw qiN1gLFQIU13b/NL+NTJu4EM+IkkbKff7UkcxX/7o5AA/P75Pm+F1Y8bD9s1WDXD65SZ IEBg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=vc7s+j1I+v53zIS5PmltGaeTsanNeN5sDlFmwluvB4c=; b=BnqXbpZlwsBDSoDLfV/zlPlYKf/GEKd85rztUgdKlW4kER+Hi+iC/QGSiGoW+6PqWa HdeYhkX4gIIrL8jvWu7KAwSN5EuuFyJDMrCkrb4TPajE0+kCpRObgmVCQtsqhlNTkz1b /lZhLBx+O4vxfrEN0ZAq8zEWk/x6LB2ue7n289ZkSH66g8zNwcbUyOHosF7rbxDTJp7q XyaUHGkG6sOuv4SJjsOU8FDEwY2LxYLmYtZQ4hky0fSYXu2LoFA+qWIHTLXcUFzd6Crb StRBFK4rtIOuI1Odr1oa65mQxiWQRWTqQhzxgyGkZaj/tEBWqPKBgEvmp8DA9AKYbvtC i/jg== X-Gm-Message-State: ANoB5plAQ3bS0mb9wEJFvTQ3Mvka6p67M2I5mxd/KDU4pp5f1ZywuD0K 5xZcRZ+C1oZzQplsZq5M8lw= X-Received: by 2002:a17:907:3ac2:b0:7b7:c1e7:eb54 with SMTP id fi2-20020a1709073ac200b007b7c1e7eb54mr353463ejc.393.1669052703924; Mon, 21 Nov 2022 09:45:03 -0800 (PST) Received: from localhost ([217.131.81.52]) by smtp.gmail.com with UTF8SMTPSA id x19-20020aa7cd93000000b00467f643585fsm5404201edv.64.2022.11.21.09.45.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 21 Nov 2022 09:45:03 -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 , Krzysztof Kozlowski Subject: [PATCH RESEND v3 1/4] dt-bindings: pwm: Add Apple PWM controller Date: Mon, 21 Nov 2022 20:42:25 +0300 Message-Id: <20221121174228.93670-2-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?1750128718391168764?= X-GMAIL-MSGID: =?utf-8?q?1750128718391168764?= Apple SoCs such as the M1 contain a PWM controller used among other things to control the keyboard backlight. 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 Mon Nov 21 17:42:27 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sasha Finkelstein X-Patchwork-Id: 23972 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:adf:f944:0:0:0:0:0 with SMTP id q4csp1736515wrr; Mon, 21 Nov 2022 09:48:04 -0800 (PST) X-Google-Smtp-Source: AA0mqf7VUOqguqZSfD2JqH+ztkDQrtcuKaOgXn7oYfJWljZkmGlfkQlmfRGypa/utvc0ggZkuQRx X-Received: by 2002:aa7:d88c:0:b0:468:ffca:6982 with SMTP id u12-20020aa7d88c000000b00468ffca6982mr14979547edq.282.1669052884764; Mon, 21 Nov 2022 09:48:04 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1669052884; cv=none; d=google.com; s=arc-20160816; b=qfoeBeZ0cEF8pdakqYDn7UjL3T5XPNzmPHxl1dXHsYx7vlQg9Dnin7qSi/oroRlc5L wxESyrYb5T55gVVum/nhJtvScYYW2qSe/LPPJlgRD2jQmqJQ0PHOZ9QFPIglWxT1/iOT nNqNtlUzCv5DClk1ptRgqY3gkuBZhm0rnlgjyBXhZznhZ1WOPlcYX84EtOTU9s3PxRkB pWP48yanM1Ue2Xmn9Q7GCbEDro2bmICFu+tuWw1AK3+cmmcoq/ad7usujhW3dVbuk3UW ez1gj7LukHvOKsucQ4zR89j1tI7CIInuvkqNupe2Sxqi/TtKKLlWqJuKpP1okkO2hrXJ GbZA== 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=u5GqgUQltU/UwWJVmKB9yBrhZ1yrd9RICIJ3rDIHDxU=; b=f4oTBWiv6ZK9Zu+bW+jD3nyPF9Mj+T3DQxHREOiYDa9oOZ+g4wg2onqNmyyDpY2Ag/ ekswq1Ur2KfXMLevnYezvDMKoVyfBRJaceR3/HmLvKCn11JfkvCdc6N46Mw3ZceAhWcV dNVUaPRLf5+/4vjFLaa973spEJlWV8EPLB6d94qVlUw6JznkKpKHfczfI3ZeZy600sAw lEQMO/RyZvDdPUhhtfjGtuK9kzA2dO9U32SYyoDttjs6JJtehlc9vHSddmsz9g+eXmL9 VPhi0rTCIXV74Aw3zJ+jReeuMQ8EPvSgSd10u8UrFQSRQ7umAzlraBfbM3OswZ2Y2FEK uHQg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=EEQfpiS8; 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=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>; From patchwork Mon Nov 21 17:42:28 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sasha Finkelstein X-Patchwork-Id: 23971 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:adf:f944:0:0:0:0:0 with SMTP id q4csp1736331wrr; 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bh=WNL6IfTe0wzPq8NWBK/D96/5y8l3oPapGeg3sP1iP80=; b=AbaM6D/ukKbftvZX0twQfL93er2P7ivN+I/aqDDWCMLJpesLJTCE+C7J4lJL7fgCeW JWjqbz5A+358e8SMEex+rrCWPEzrOJO4WBF72LhTXCWiniCedc6tS9GvS0qV+556vzSY 6IpScXvekBSrrZnUzZT0iikf3mw53tr3eY0ByLH0xObpddsrdZb+5L4GhDIZOEN3mRsw YCBAwUFih/4/qesZGTGAVBnPbCMbTOE+xsTYUPeqQKBYZFWsVilDB52RoI4LN9nWV+kX jy+vJ4QXWUnid3Qh5AqRD1xcWPjUVmQSTHkpKP5kko6UYdeURd3KU2QFlMnuomYPsUdt NCtw== X-Gm-Message-State: ANoB5plmhIqrGY+lTY1g9k7kliHu167TIWNfZsinmMnuHic4bLnPC8D+ MTSBLdSrNKuzgnglBmtj/Xg= X-Received: by 2002:aa7:db90:0:b0:459:aa70:d4fd with SMTP id u16-20020aa7db90000000b00459aa70d4fdmr16907330edt.162.1669052717948; Mon, 21 Nov 2022 09:45:17 -0800 (PST) Received: from localhost ([217.131.81.52]) by smtp.gmail.com with UTF8SMTPSA id g2-20020a056402428200b0046146c730easm5464345edc.75.2022.11.21.09.45.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 21 Nov 2022 09:45:17 -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 4/4] MAINTAINERS: Add entries for Apple PWM driver Date: Mon, 21 Nov 2022 20:42:28 +0300 Message-Id: <20221121174228.93670-5-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?1750128774489550992?= X-GMAIL-MSGID: =?utf-8?q?1750128774489550992?= Add the MAINTAINERS entries for the driver Signed-off-by: Sasha Finkelstein Acked-by: Sven Peter --- MAINTAINERS | 2 ++ 1 file changed, 2 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index 046ff06ff97f..69f56f7cf907 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1908,6 +1908,7 @@ F: Documentation/devicetree/bindings/nvmem/apple,efuses.yaml F: Documentation/devicetree/bindings/pci/apple,pcie.yaml F: Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml F: Documentation/devicetree/bindings/power/apple* +F: Documentation/devicetree/bindings/pwm/pwm-apple.yaml F: Documentation/devicetree/bindings/watchdog/apple,wdt.yaml F: arch/arm64/boot/dts/apple/ F: drivers/clk/clk-apple-nco.c @@ -1921,6 +1922,7 @@ F: drivers/mailbox/apple-mailbox.c F: drivers/nvme/host/apple.c F: drivers/nvmem/apple-efuses.c F: drivers/pinctrl/pinctrl-apple-gpio.c +F: drivers/pwm/pwm-apple.c F: drivers/soc/apple/* F: drivers/watchdog/apple_wdt.c F: include/dt-bindings/interrupt-controller/apple-aic.h