From mboxrd@z Thu Jan 1 00:00:00 1970 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 3C108C5479D for ; Fri, 6 Jan 2023 11:45:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233677AbjAFLpC (ORCPT ); Fri, 6 Jan 2023 06:45:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38164 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233857AbjAFLox (ORCPT ); Fri, 6 Jan 2023 06:44:53 -0500 Received: from mail-lf1-x12b.google.com (mail-lf1-x12b.google.com [IPv6:2a00:1450:4864:20::12b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AB10D7288B; Fri, 6 Jan 2023 03:44:42 -0800 (PST) Received: by mail-lf1-x12b.google.com with SMTP id g13so1612558lfv.7; Fri, 06 Jan 2023 03:44:42 -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=hTcl600pDzrnpdfWBl9TTlz9m8e040eSk0hBjsXBcRU=; b=KNnS6I5xYipooWbgpn7CNe+94PFxkqXg/rWma/WYNFXBP8rcC05koHrfEEUePGLNGa HDww6+kbZ5xI1QP21zRiZvkpWVLk44vSxUHQL6YXl2W87Hj7ZaC4CPwy9dpJ6yW5FKXt mE4//IJq/Ek0Uq9O72a95oZCGGoqvqFT73LkOQTjsIvV8anAQ5keKO6H5oNa+kfc+R8G GwePEqSzqMbNiXj5g54WoLi17QaUv1JL6SpnN8zW2X8/tpliEedkK7HvOo62vSYqNMjT rZ0+6ifN5duIdOwp3foLGiHO6EBBCmMxZ9P7lo5SBj9W7azdHS5tyhXSL3q42rK8vFxP p0hg== 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=hTcl600pDzrnpdfWBl9TTlz9m8e040eSk0hBjsXBcRU=; b=lVWV9aPOOIPKzFLe8eo2K3tVaU8tkGydAsrxgA6++MCu1uQ+3Kf0T2TJDgMlz9fb9v tH0AQcS0RhvygcrobbkpMu5oci2UznIhg0RzcB1oq+NQnW/fgvC0OYQnsQZnO+tgbQDv OVblIkoOkPkaoD4zj0Pdj+01wxeKeFYZPojlonUWtecfhH2nntsySVYgEqa6NgFmsLnT FwQIKXAGHaJ6hi5gP2nudFUVjEP+P+BF1SfCpKhlIJZhV5GxDpy3WDTSUN0gzZBx4Orn 6FVisUIv6WjACWWKIRjYkUJOKOUB4ozQUDN4mcKvhI45ruSSqeRxzwo3wnfyyDaiVms3 e0Iw== X-Gm-Message-State: AFqh2krdotkHLgOtJi7UN2GyyRBv1JC0gKGPhGSVfmMeQuOxVYXJnbnt iZso3/ltPn393TMmygkPNsQ+kbOHSh5xRg== X-Google-Smtp-Source: AMrXdXvFufon134Onw4Dr4xScWBuvH2nQ1XKTYmgj/BTXI9cXbUafI8ih9OHQwdTqtWVqfPizBb/Bg== X-Received: by 2002:ac2:5ec9:0:b0:4b5:b6e8:bb53 with SMTP id d9-20020ac25ec9000000b004b5b6e8bb53mr14473916lfq.24.1673005480945; Fri, 06 Jan 2023 03:44:40 -0800 (PST) Received: from i-vetokaappi.home.lan (dsl-hkibng42-56733b-36.dhcp.inet.fi. [86.115.59.36]) by smtp.gmail.com with ESMTPSA id u3-20020ac258c3000000b004b5872a7003sm129747lfo.98.2023.01.06.03.44.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 06 Jan 2023 03:44:40 -0800 (PST) From: =?UTF-8?q?Matti=20Lehtim=C3=A4ki?= To: linux-arm-msm@vger.kernel.org Cc: ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, =?UTF-8?q?Matti=20Lehtim=C3=A4ki?= , Andy Gross , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/3] ARM: dts: qcom: apq8026-samsung-matisse-wifi: Add display backlight Date: Fri, 6 Jan 2023 13:44:03 +0200 Message-Id: <20230106114403.275865-4-matti.lehtimaki@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230106114403.275865-1-matti.lehtimaki@gmail.com> References: <20230106114403.275865-1-matti.lehtimaki@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Uses ti,lp8556 backlight with clk-pwm. Signed-off-by: Matti Lehtimäki --- .../dts/qcom-apq8026-samsung-matisse-wifi.dts | 59 +++++++++++++++++++ 1 file changed, 59 insertions(+) diff --git a/arch/arm/boot/dts/qcom-apq8026-samsung-matisse-wifi.dts b/arch/arm/boot/dts/qcom-apq8026-samsung-matisse-wifi.dts index 15b9590ba07b..848cfda64e5a 100644 --- a/arch/arm/boot/dts/qcom-apq8026-samsung-matisse-wifi.dts +++ b/arch/arm/boot/dts/qcom-apq8026-samsung-matisse-wifi.dts @@ -23,6 +23,14 @@ aliases { display0 = &framebuffer0; }; + backlight_pwm: pwm { + compatible = "clk-pwm"; + #pwm-cells = <2>; + clocks = <&mmcc CAMSS_GP0_CLK>; + pinctrl-names = "default"; + pinctrl-0 = <&backlight_pwm_default_state>; + }; + chosen { #address-cells = <1>; #size-cells = <1>; @@ -80,6 +88,45 @@ key-volume-up { }; }; + i2c-backlight { + compatible = "i2c-gpio"; + sda-gpios = <&tlmm 20 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; + scl-gpios = <&tlmm 21 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; + + pinctrl-names = "default"; + pinctrl-0 = <&backlight_i2c_default_state>; + + i2c-gpio,delay-us = <4>; + + #address-cells = <1>; + #size-cells = <0>; + + backlight@2c { + compatible = "ti,lp8556"; + reg = <0x2c>; + + dev-ctrl = /bits/ 8 <0x80>; + init-brt = /bits/ 8 <0x3f>; + pwm-period = <100000>; + + pwms = <&backlight_pwm 0 100000>; + pwm-names = "lp8556"; + + rom-a0h { + rom-addr = /bits/ 8 <0xa0>; + rom-val = /bits/ 8 <0x44>; + }; + rom-a1h { + rom-addr = /bits/ 8 <0xa1>; + rom-val = /bits/ 8 <0x6c>; + }; + rom-a5h { + rom-addr = /bits/ 8 <0xa5>; + rom-val = /bits/ 8 <0x24>; + }; + }; + }; + reg_tsp_1p8v: regulator-tsp-1p8v { compatible = "regulator-fixed"; regulator-name = "tsp_1p8v"; @@ -418,6 +465,18 @@ accel_int_default_state: accel-int-default-state { bias-disable; }; + backlight_i2c_default_state: backlight-i2c-default-state { + pins = "gpio20", "gpio21"; + function = "gpio"; + drive-strength = <2>; + bias-disable; + }; + + backlight_pwm_default_state: backlight-pwm-default-state { + pins = "gpio33"; + function = "gp0_clk"; + }; + muic_int_default_state: muic-int-default-state { pins = "gpio67"; function = "gpio"; -- 2.34.1