From nobody Thu Nov 14 10:29:16 2024 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 78853C433EF for ; Wed, 16 Mar 2022 15:14:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1357237AbiCPPQA (ORCPT ); Wed, 16 Mar 2022 11:16:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60228 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1357230AbiCPPPM (ORCPT ); Wed, 16 Mar 2022 11:15:12 -0400 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [46.235.227.227]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 88BAA5EDC6; Wed, 16 Mar 2022 08:13:46 -0700 (PDT) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: nfraprado) with ESMTPSA id 400CC1F44713 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1647443625; bh=Y+lkLt3+XMMhoecgGOVlam/wNyWF4vFjgKdH60o7wRY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nC8i0iJlO1gOtgwmNN1OQxY9rC9ayCBImNW2RAkJfnnRQvjhBpVlUTN6YIYCn/ep6 PPDO7r57s47zCGcIWxzRTzE/t25MbCWYJOwTteQL5yWYaDleIdM1pZRkvxabiZ8JYr xVo36OwcPqIm1Au6t8GcTxhU3ZNOuhouM+7S2uWq/+AR9T5v6tIbyVclCcmPyypfBj 1i2e6Uav28IgiHDJulQJCS1mpB1QJ+pYye9tjz4oBtP9qUMmPxReJYBVqfmZst/k0d 5bsvOCyFFcy4h+/nzPGZB8cXP/MyQiL3/iS1naRjL0nI0mWj+j0+5o/Xnm1IacOw/V k7GQzWhuHIyhA== From: =?UTF-8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= To: Matthias Brugger Cc: AngeloGioacchino Del Regno , kernel@collabora.com, =?UTF-8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= , Rob Herring , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org Subject: [PATCH v1 10/10] arm64: dts: mediatek: spherion: Add keyboard backlight Date: Wed, 16 Mar 2022 11:13:27 -0400 Message-Id: <20220316151327.564214-11-nfraprado@collabora.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220316151327.564214-1-nfraprado@collabora.com> References: <20220316151327.564214-1-nfraprado@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The Spherion board has keyboard backlight controlled by the PWM signal generated by the ChromeOS EC. Enable PWM output for ChromeOS EC and add a PWM controlled LED node for the keyboard backlight. Signed-off-by: N=C3=ADcolas F. R. A. Prado Reviewed-by: AngeloGioacchino Del Regno --- .../dts/mediatek/mt8192-asurada-spherion-r0.dts | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts b/= arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts index 20ae4a869c63..b9dd5fd2e964 100644 --- a/arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts +++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts @@ -4,12 +4,28 @@ */ /dts-v1/; #include "mt8192-asurada.dtsi" +#include =20 / { model =3D "MediaTek Spherion (rev0 - 3)"; compatible =3D "google,spherion-rev3", "google,spherion-rev2", "google,spherion-rev1", "google,spherion-rev0", "google,spherion", "mediatek,mt8192"; + + pwmleds { + compatible =3D "pwm-leds"; + + led { + function =3D LED_FUNCTION_KBD_BACKLIGHT; + color =3D ; + pwms =3D <&cros_ec_pwm 0>; + max-brightness =3D <1023>; + }; + }; +}; + +&cros_ec_pwm { + status =3D "okay"; }; =20 &touchscreen { --=20 2.35.1