From patchwork Fri Jul 21 08:28:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 13321648 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 67069EB64DD for ; Fri, 21 Jul 2023 08:29:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=NWQKZC0MnWsaP/hYlkrhBLuQia6Xz0h2TBoQyILyNk8=; b=gyq/HECC4xaPkY mAeu+wcAk0GchdyTLvXmhFoo+4/DyvO05aPYQF54K19v69NK5HQ8aEat4vosh0h+Mp5Ly08cV1X1y NyvoYie5g+5rpPZ+w5zjepAPQFzHXC5YcBpnqeJ9EZTLxM+EDWyqN5c1XIsaMUrPI+b/X/jcTCNJv f09Aim5pU/OOUlefXyAix1gp/gz46z4mMWZcvXgYMk8oCMpkTCsxF4zfwa7Te3Mttbe2oeHbAZlqe 3+ScGVbz7ggJ3azDLohm7lfKDqTxQcKRRhUJ5UiU9kgsfmyb8ziu2EC5QxmnQniOSVGyZIoEv0oQD 8GwU8mNsN2UYz+4O3Eag==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qMlVC-00DN1U-2r; Fri, 21 Jul 2023 08:28:42 +0000 Received: from madras.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e5ab]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qMlV5-00DMwX-2D; Fri, 21 Jul 2023 08:28:37 +0000 Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id F1629660709A; Fri, 21 Jul 2023 09:28:30 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1689928111; bh=BVidntw4WSumarLqrqu9nRPaS3zqlQubYugq7T2Z6Lw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mWJ1uKGSJUvbCfz9wGn2aYA/MnFxOtz/6yrxod0OX7qfmXa1KeQJudjX0C14+uSlD wfeVk18PCtwKE95J2Oa/LTAljA0agxFbPp9wH+IJn18OhWHjN72hXSovvg0L4xIjlg mm3i39lcZVTQxhdVGJN1l+HjUacspRxxjhcSLfeildEly+PCHkAEp+hFO1LFLiaw0B y6R5kOqSHB4WJgUo821Ut9O/i5SHlDsD7+AZjZdaxx31t5XYT11kazbaGfMKLNji2A Q9ZB4bNIimCq0Gym+H07nZw+I/M2gqUQuqulL2DHZauWV415EpM5QbLCVzzDiicmEn HNrMQ6mQp2/tg== From: AngeloGioacchino Del Regno To: matthias.bgg@gmail.com Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, phone-devel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, kernel@collabora.com, AngeloGioacchino Del Regno , Alexandre Mergnat Subject: [PATCH v2 2/3] arm64: dts: mediatek: mt6795-xperia-m5: Add display backlight support Date: Fri, 21 Jul 2023 10:28:21 +0200 Message-ID: <20230721082822.680010-3-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230721082822.680010-1-angelogioacchino.delregno@collabora.com> References: <20230721082822.680010-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230721_012835_851506_D531D746 X-CRM114-Status: GOOD ( 10.24 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add the relevant nodes for display backlight on Sony Xperia M5: this needs both the SoC PWM IP and MT6332 PMIC LED strings. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Alexandre Mergnat --- .../dts/mediatek/mt6795-sony-xperia-m5.dts | 32 +++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts b/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts index b5746e6d0b15..ecdf00707a44 100644 --- a/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts +++ b/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts @@ -22,6 +22,23 @@ aliases { serial1 = &uart1; }; + backlight_lcd0: backlight { + compatible = "led-backlight"; + leds = <&disp_led_pwm>, <&pmic_bl_led>; + + default-brightness-level = <300>; + }; + + led-controller-display { + compatible = "pwm-leds"; + + disp_led_pwm: led-0 { + label = "backlight-pwm"; + pwms = <&pwm0 0 500000>; + max-brightness = <1024>; + }; + }; + memory@40000000 { device_type = "memory"; reg = <0 0x40000000 0 0x1e800000>; @@ -338,6 +355,21 @@ &pmic { * an interrupt on the companion, so we use the MT6332 IRQ GPIO. */ interrupts = ; + + mt6332-led { + compatible = "mediatek,mt6332-led"; + #address-cells = <1>; + #size-cells = <0>; + + pmic_bl_led: led@0 { + reg = <0>; + label = "backlight-pmic"; + }; + }; +}; + +&pwm0 { + status = "okay"; }; &uart0 {