From nobody Fri Sep 12 02:51:07 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 342FBC77B74 for ; Mon, 3 Apr 2023 14:19:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233073AbjDCOTg (ORCPT ); Mon, 3 Apr 2023 10:19:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39678 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233035AbjDCOTc (ORCPT ); Mon, 3 Apr 2023 10:19:32 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DF88B2CAF1; Mon, 3 Apr 2023 07:19:31 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 794F961D17; Mon, 3 Apr 2023 14:19:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id D0285C433A7; Mon, 3 Apr 2023 14:19:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1680531570; bh=K7KAs5aTuDiJuhe8a8kO1plBeeVrPyWrzAR3bhvJHMs=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=Du0VzcQOaqkGl9w2rqwbqKrnw5012VYqJ0kDhb9cOagOXiVlbCTJtPFeyCjOR432q 8z5OBP7IPv1FZIVj4zNN5scT9NhcXAvH4zDwWBqsJ+7dygKmmglbOP0hGwsNpkKqnx prDZMn8+S3ipQyWvS4zXOmz3WGnZfgCJz6Jdh38HIN39BZrH1oVJ6SDBD/DAzl6Ekh ZuzuiEKAd3zCZ2glY0q+uIjc3gcU9mMzA0b2S6nriFcrg0JhIrsefnZw3m/bdmStcA AuK0KbR3c+KrE2gdOKAAiJzK/ufGRwT6DJ7Q3iNfaMUZyxu/Y/9EXoJ/TckyHni4uP YoQ+rnU1WzGAw== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id C0345C76196; Mon, 3 Apr 2023 14:19:30 +0000 (UTC) From: Sasha Finkelstein via B4 Relay Date: Mon, 03 Apr 2023 16:19:21 +0200 Subject: [PATCH RESEND v9 3/5] arm64: dts: apple: t8103: Add PWM controller MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20230214-fpwm-v9-3-f3094107b16b@gmail.com> References: <20230214-fpwm-v9-0-f3094107b16b@gmail.com> In-Reply-To: <20230214-fpwm-v9-0-f3094107b16b@gmail.com> To: Thierry Reding , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Rob Herring , Krzysztof Kozlowski , - , Sasha Finkelstein , Hector Martin , Sven Peter , Alyssa Rosenzweig Cc: linux-pwm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org X-Mailer: b4 0.12.1 X-Developer-Signature: v=1; a=ed25519-sha256; t=1680531567; l=2867; i=fnkl.kernel@gmail.com; s=20230213; h=from:subject:message-id; bh=RJLO7JCmSOkRMNMtOxzdicgaDQkjrnsxFw1lTXw7scM=; b=n2XuECUleiFG/ZcNNcLKxzX4LNnvfJiqpW9DX51j08u7g7jFH4Wif8ox2P5nfaw99bEicGZ7M NBVHNeILPGLCH2rWZyd+PTffiBJwRP3CfYKr2BiDJcWcLRWhAZJdS3U X-Developer-Key: i=fnkl.kernel@gmail.com; a=ed25519; pk=7LFSAJtxIWAs9LzCIyX0sSvCZy2wQTyEIu1zch6o804= X-Endpoint-Received: by B4 Relay for fnkl.kernel@gmail.com/20230213 with auth_id=28 X-Original-From: Sasha Finkelstein Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Sasha Finkelstein 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..fc55ce0fa40d 100644 --- a/arch/arm64/boot/dts/apple/t8103-j293.dts +++ b/arch/arm64/boot/dts/apple/t8103-j293.dts @@ -11,10 +11,23 @@ =20 #include "t8103.dtsi" #include "t8103-jxxx.dtsi" +#include =20 / { compatible =3D "apple,j293", "apple,t8103", "apple,arm-platform"; model =3D "Apple MacBook Pro (13-inch, M1, 2020)"; + + led-controller { + compatible =3D "pwm-leds"; + led-0 { + pwms =3D <&fpwm1 0 40000>; + label =3D "kbd_backlight"; + function =3D LED_FUNCTION_KBD_BACKLIGHT; + color =3D ; + max-brightness =3D <255>; + default-state =3D "keep"; + }; + }; }; =20 &bluetooth0 { @@ -47,3 +60,7 @@ &i2c2 { &i2c4 { status =3D "okay"; }; + +&fpwm1 { + status =3D "okay"; +}; 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 @@ =20 #include "t8103.dtsi" #include "t8103-jxxx.dtsi" +#include =20 / { compatible =3D "apple,j313", "apple,t8103", "apple,arm-platform"; model =3D "Apple MacBook Air (M1, 2020)"; + + led-controller { + compatible =3D "pwm-leds"; + led-0 { + pwms =3D <&fpwm1 0 40000>; + label =3D "kbd_backlight"; + function =3D LED_FUNCTION_KBD_BACKLIGHT; + color =3D ; + max-brightness =3D <255>; + default-state =3D "keep"; + }; + }; }; =20 &bluetooth0 { @@ -39,3 +52,7 @@ &pcie0_dart_2 { =20 /delete-node/ &port01; /delete-node/ &port02; + +&fpwm1 { + status =3D "okay"; +}; diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/app= le/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 =3D "disabled"; /* only used in J293 */ }; =20 + fpwm1: pwm@235044000 { + compatible =3D "apple,t8103-fpwm", "apple,s5l-fpwm"; + reg =3D <0x2 0x35044000 0x0 0x4000>; + power-domains =3D <&ps_fpwm1>; + clocks =3D <&clkref>; + #pwm-cells =3D <2>; + status =3D "disabled"; + }; + serial0: serial@235200000 { compatible =3D "apple,s5l-uart"; reg =3D <0x2 0x35200000 0x0 0x1000>; --=20 Git-143)