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Signed-off-by: Sasha Finkelstein Reviewed-by: Krzyszstof 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 Fri Nov 11 17:33:47 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sasha Finkelstein X-Patchwork-Id: 18930 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:6687:0:0:0:0:0 with SMTP id l7csp877066wru; Fri, 11 Nov 2022 09:36:17 -0800 (PST) X-Google-Smtp-Source: AA0mqf6Ad3uuFmmaqo/DfnFBHuRyND6BaCBAFY5Exf49YfaJ0e+ZyotIwfmZYsL21FtFVmd/p4DO X-Received: by 2002:a05:6402:1241:b0:461:e3e1:bc3b with SMTP id l1-20020a056402124100b00461e3e1bc3bmr2490770edw.145.1668188177140; Fri, 11 Nov 2022 09:36:17 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1668188177; cv=none; d=google.com; s=arc-20160816; b=P+eN2owrfXyQOPuXVZcJNUmv09UckVv2U19rBWKFbPVELqiTQYtraG2NHV2IlCWix1 Mgy1Q535+/Oh7afbuJ+xz/mmMOCfwS/2b43pQgzcNJNd9dzv5ASIm253W5qn6u8sLFqY Oe3NlheVQMRiOsumnHY5n/1dilQmSsG4CDnXdQB56wz4zpC1Dqwvtf0fudhnRXoaliup Nty+qaqGGi79ROlO2pGzV8Lb7DZWNwPZSg+vfKYos7fcKCoTHstSWtQJf6gO8ZK6UV48 7axfFeSr6V+ea44SfPMqiA2h1hNZjpBIqgr2ZADGDYUqQQRwjam/WM9L2xjmWPtxOoob MI3A== 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=fsFf79nlgXPPIiiMcE94npf9sm55fQzOgqNCe7/1N8afUt59zLPNEISel40lvfYXAm VNBttVEB43gSl0BumD3NrzdxXYblDlLbxDWWkcYgvCpg9h7OL4Xwx9DTXsO5Hl+hgpfL k0V8ucNhy2chG0paTviceEWoKvmAJ0P+1CdoVbhAC0QN7MQtk4+NSzEZ6jqeKyYxr4zk GO1lwpy+36AdgfewLoYGXE+Rsnv5qKARBBuM40z/VMmoeA/kVdSatx8EP5j2VSP9mn1S WpZ9TRZ/JHFO/scWQ+8rRpefYUoRWGAS/f5W/DpEkkbkiH+cbHm4pmrOPp7q/ASY8EgV 1KhQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b="BYViKet/"; 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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@@ -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 Fri Nov 11 17:33:48 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sasha Finkelstein X-Patchwork-Id: 18931 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:6687:0:0:0:0:0 with SMTP id l7csp879354wru; 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bh=WNL6IfTe0wzPq8NWBK/D96/5y8l3oPapGeg3sP1iP80=; b=l75qbZwtbERoAe1H1n9d1l9fFuFxVW+r4WTrf94poo8ZSUDhzpEttyk0ED4YkpmB/2 H97i5kEgTw6DpFJeWtHow7sqrdKAAPJKXFodtuwVy8WMLWyanLX2ijbd/TiDW6/D2+4L 0z4He6iZW7AkA1YVKQJu/K6ycxSXm4yVRHL82tWOk13j6h0sA0D0GtOQeq/htNx5q63I GimMy11Ruk+N5E47FLeQ4Y+jVmrEsMiFjzqVFyrsVy9VXMA21OfLbJGmiHfN4n4FU13n fW+Ot7UQgiqUrqXgSeXcDlMwojP9MDUAgAWIN/0ecCAJkRZ9y6kYSYNrRARcmBy2h+3a 4cnA== X-Gm-Message-State: ANoB5pke60/kgcviB5fGljVJ7w/OU6CnsY0eblDjxzozvJNOIi/eZOSn 0Pou8wsn1H8q3A002+RgnHs= X-Received: by 2002:a17:906:2852:b0:7ad:9f03:fd44 with SMTP id s18-20020a170906285200b007ad9f03fd44mr2722601ejc.73.1668188063262; Fri, 11 Nov 2022 09:34:23 -0800 (PST) Received: from localhost ([85.153.204.139]) by smtp.gmail.com with UTF8SMTPSA id lb21-20020a170907785500b0073dbaeb50f6sm1072867ejc.169.2022.11.11.09.34.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 11 Nov 2022 09:34:22 -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 v3 4/4] MAINTAINERS: Add entries for Apple PWM driver Date: Fri, 11 Nov 2022 20:33:48 +0300 Message-Id: <20221111173348.6537-5-fnkl.kernel@gmail.com> X-Mailer: git-send-email 2.24.3 (Apple Git-128) In-Reply-To: <20221111173348.6537-1-fnkl.kernel@gmail.com> References: <20221111173348.6537-1-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?1749222417109644677?= X-GMAIL-MSGID: =?utf-8?q?1749222417109644677?= 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